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+" Test for insert completion
+
+source util/screendump.mnv
+import './util/mnv9.mnv' as v9
+
+" Test for insert expansion
+func Test_ins_complete()
+ edit test_ins_complete.mnv
+ " The files in the current directory interferes with the files
+ " used by this test. So use a separate directory for the test.
+ call mkdir('Xcpldir')
+ cd Xcpldir
+
+ set ff=unix
+ call writefile(["test11\t36Gepeto\t/Tag/",
+ \ "asd\ttest11file\t36G",
+ \ "Makefile\tto\trun"], 'Xtestfile', 'D')
+ call writefile(['', 'start of testfile',
+ \ 'ru',
+ \ 'run1',
+ \ 'run2',
+ \ 'STARTTEST',
+ \ 'ENDTEST',
+ \ 'end of testfile'], 'Xtestdata', 'D')
+ set ff&
+
+ enew!
+ edit Xtestdata
+ new
+ call append(0, ['#include "Xtestfile"', ''])
+ call cursor(2, 1)
+
+ set cot=
+ set cpt=.,w
+ " add-expands (word from next line) from other window
+ exe "normal iru\<C-N>\<C-N>\<C-X>\<C-N>\<Esc>\<C-A>"
+ call assert_equal('run1 run3', getline('.'))
+ " add-expands (current buffer first)
+ exe "normal o\<C-P>\<C-X>\<C-N>"
+ call assert_equal('run3 run3', getline('.'))
+ " Local expansion, ends in an empty line (unless it becomes a global
+ " expansion)
+ exe "normal o\<C-X>\<C-P>\<C-P>\<C-P>\<C-P>\<C-P>"
+ call assert_equal('', getline('.'))
+ " starts Local and switches to global add-expansion
+ exe "normal o\<C-X>\<C-P>\<C-P>\<C-X>\<C-X>\<C-N>\<C-X>\<C-N>\<C-N>"
+ call assert_equal('run1 run2', getline('.'))
+
+ set cpt=.,\ ,w,i
+ " i-add-expands and switches to local
+ exe "normal OM\<C-N>\<C-X>\<C-N>\<C-X>\<C-N>\<C-X>\<C-X>\<C-X>\<C-P>"
+ call assert_equal("Makefile\tto\trun3", getline('.'))
+ " add-expands lines (it would end in an empty line if it didn't ignore
+ " itself)
+ exe "normal o\<C-X>\<C-L>\<C-X>\<C-L>\<C-P>\<C-P>"
+ call assert_equal("Makefile\tto\trun3", getline('.'))
+ call assert_equal("Makefile\tto\trun3", getline(line('.') - 1))
+
+ set cpt=kXtestfile
+ " checks k-expansion, and file expansion (use Xtest11 instead of test11,
+ " because TEST11.OUT may match first on DOS)
+ write Xtest11.one
+ write Xtest11.two
+ exe "normal o\<C-N>\<Esc>IX\<Esc>A\<C-X>\<C-F>\<C-N>"
+ call assert_equal('Xtest11.two', getline('.'))
+
+ " use CTRL-X CTRL-F to complete Xtest11.one, remove it and then use CTRL-X
+ " CTRL-F again to verify this doesn't cause trouble.
+ exe "normal oXt\<C-X>\<C-F>\<BS>\<BS>\<BS>\<BS>\<BS>\<BS>\<BS>\<BS>\<C-X>\<C-F>"
+ call assert_equal('Xtest11.one', getline('.'))
+ normal ddk
+
+ " Test for expanding a non-existing filename
+ exe "normal oa1b2X3Y4\<C-X>\<C-F>"
+ call assert_equal('a1b2X3Y4', getline('.'))
+ normal ddk
+
+ set cpt=w
+ " checks make_cyclic in other window
+ exe "normal oST\<C-N>\<C-P>\<C-P>\<C-P>\<C-P>"
+ call assert_equal('STARTTEST', getline('.'))
+
+ set cpt=u nohid
+ " checks unloaded buffer expansion
+ only
+ exe "normal oEN\<C-N>"
+ call assert_equal('ENDTEST', getline('.'))
+ " checks adding mode abortion
+ exe "normal ounl\<C-N>\<C-X>\<C-X>\<C-P>"
+ call assert_equal('unless', getline('.'))
+
+ set cpt=t,d def=^\\k* tags=Xtestfile notagbsearch
+ " tag expansion, define add-expansion interrupted
+ exe "normal o\<C-X>\<C-]>\<C-X>\<C-D>\<C-X>\<C-D>\<C-X>\<C-X>\<C-D>\<C-X>\<C-D>\<C-X>\<C-D>\<C-X>\<C-D>"
+ call assert_equal('test11file 36Gepeto /Tag/ asd', getline('.'))
+ " t-expansion
+ exe "normal oa\<C-N>\<Esc>"
+ call assert_equal('asd', getline('.'))
+
+ %bw!
+ call delete('Xtest11.one')
+ call delete('Xtest11.two')
+ set cpt& cot& def& tags& tagbsearch& hidden&
+ cd ..
+ call delete('Xcpldir', 'rf')
+endfunc
+
+func Test_ins_complete_invalid_byte()
+ if has('unix') && executable('base64')
+ " this weird command was causing an illegal memory access
+ call writefile(['bm9ybTlvMDCAMM4Dbw4OGA4ODg=='], 'Xinvalid64', 'D')
+ call system('base64 -d Xinvalid64 > Xinvalid')
+ call writefile(['qa!'], 'Xexit', 'D')
+ call RunMNV([], [], " -i NONE -n -X -Z -e -m -s -S Xinvalid -S Xexit")
+ call delete('Xinvalid')
+ endif
+endfunc
+
+func Test_omni_dash()
+ func Omni(findstart, base)
+ if a:findstart
+ return 5
+ else
+ return ['-help', '-v']
+ endif
+ endfunc
+ set omnifunc=Omni
+ new
+ exe "normal Gofind -\<C-x>\<C-o>"
+ call assert_equal("find -help", getline('$'))
+ %d
+ set complete=o
+ exe "normal Gofind -\<C-n>"
+ call assert_equal("find -help", getline('$'))
+
+ bwipe!
+ delfunc Omni
+ set omnifunc= complete&
+endfunc
+
+func Test_omni_throw()
+ let g:CallCount = 0
+ func Omni(findstart, base)
+ let g:CallCount += 1
+ if a:findstart
+ throw "he he he"
+ endif
+ endfunc
+ set omnifunc=Omni
+ new
+ try
+ exe "normal ifoo\<C-x>\<C-o>"
+ call assert_false(v:true, 'command should have failed')
+ catch
+ call assert_exception('he he he')
+ call assert_equal(1, g:CallCount)
+ endtry
+ %d
+ set complete=o
+ let g:CallCount = 0
+ try
+ exe "normal ifoo\<C-n>"
+ call assert_false(v:true, 'command should have failed')
+ catch
+ call assert_exception('he he he')
+ call assert_equal(1, g:CallCount)
+ endtry
+
+ bwipe!
+ delfunc Omni
+ unlet g:CallCount
+ set omnifunc= complete&
+endfunc
+
+func Test_omni_autoload()
+ let save_rtp = &rtp
+ set rtp=Xruntime/some
+ let dir = 'Xruntime/some/autoload'
+ call mkdir(dir, 'pR')
+
+ let lines =<< trim END
+ mnv9script
+ export def Func(findstart: bool, base: string): any
+ if findstart
+ return 1
+ else
+ return ['match']
+ endif
+ enddef
+ {
+ eval 1 + 2
+ }
+ END
+ call writefile(lines, dir .. '/omni.mnv')
+
+ new
+ setlocal omnifunc=omni#Func
+ call feedkeys("i\<C-X>\<C-O>\<Esc>", 'xt')
+
+ setlocal complete=.,Fomni#Func
+ call feedkeys("S\<C-N>\<Esc>", 'xt')
+ setlocal complete&
+
+ bwipe!
+ set omnifunc=
+ let &rtp = save_rtp
+endfunc
+
+func Test_completefunc_args()
+ let s:args = []
+ func! CompleteFunc(findstart, base)
+ let s:args += [[a:findstart, empty(a:base)]]
+ endfunc
+ new
+
+ set completefunc=CompleteFunc
+ call feedkeys("i\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([1, 1], s:args[0])
+ call assert_equal(0, s:args[1][0])
+ set completefunc=
+
+ let s:args = []
+ set omnifunc=CompleteFunc
+ call feedkeys("i\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([1, 1], s:args[0])
+ call assert_equal(0, s:args[1][0])
+ set omnifunc=
+
+ set complete=FCompleteFunc
+ call feedkeys("i\<C-N>\<Esc>", 'x')
+ call assert_equal([1, 1], s:args[0])
+ call assert_equal(0, s:args[1][0])
+ set complete=o
+ call feedkeys("i\<C-N>\<Esc>", 'x')
+ call assert_equal([1, 1], s:args[0])
+ call assert_equal(0, s:args[1][0])
+ set complete&
+
+ bwipe!
+ unlet s:args
+ delfunc CompleteFunc
+endfunc
+
+func s:CompleteDone_CompleteFuncNone( findstart, base )
+ if a:findstart
+ return 0
+ endif
+
+ return v:none
+endfunc
+
+func s:CompleteDone_CompleteFuncDict( findstart, base )
+ if a:findstart
+ return 0
+ endif
+
+ return {
+ \ 'words': [
+ \ {
+ \ 'word': 'aword',
+ \ 'abbr': 'wrd',
+ \ 'menu': 'extra text',
+ \ 'info': 'words are cool',
+ \ 'kind': 'W',
+ \ 'user_data': ['one', 'two']
+ \ }
+ \ ]
+ \ }
+endfunc
+
+func s:CompleteDone_CheckCompletedItemNone()
+ let s:called_completedone = 1
+endfunc
+
+func s:CompleteDone_CheckCompletedItemDict(pre)
+ call assert_equal( 'aword', v:completed_item[ 'word' ] )
+ call assert_equal( 'wrd', v:completed_item[ 'abbr' ] )
+ call assert_equal( 'extra text', v:completed_item[ 'menu' ] )
+ call assert_equal( 'words are cool', v:completed_item[ 'info' ] )
+ call assert_equal( 'W', v:completed_item[ 'kind' ] )
+ call assert_equal( ['one', 'two'], v:completed_item[ 'user_data' ] )
+
+ if a:pre
+ call assert_equal(a:pre == 1 ? 'function' : 'keyword', complete_info().mode)
+ endif
+
+ let s:called_completedone = 1
+endfunc
+
+func Test_CompleteDoneNone()
+ au CompleteDone * :call <SID>CompleteDone_CheckCompletedItemNone()
+ let oldline = join(map(range(&columns), 'nr2char(screenchar(&lines-1, v:val+1))'), '')
+
+ set completefunc=<SID>CompleteDone_CompleteFuncNone
+ execute "normal a\<C-X>\<C-U>\<C-Y>"
+ set completefunc&
+ let newline = join(map(range(&columns), 'nr2char(screenchar(&lines-1, v:val+1))'), '')
+
+ call assert_true(s:called_completedone)
+ call assert_equal(oldline, newline)
+ let s:called_completedone = 0
+
+ set complete=F<SID>CompleteDone_CompleteFuncNone
+ execute "normal a\<C-N>\<C-Y>"
+ set complete&
+ let newline = join(map(range(&columns), 'nr2char(screenchar(&lines-1, v:val+1))'), '')
+
+ call assert_true(s:called_completedone)
+ call assert_equal(oldline, newline)
+ let s:called_completedone = 0
+ au! CompleteDone
+endfunc
+
+func Test_CompleteDone_vevent_keys()
+ func OnDone()
+ let g:complete_word = get(v:event, 'complete_word', v:null)
+ let g:complete_type = get(v:event, 'complete_type', v:null)
+ endfunction
+
+ autocmd CompleteDone * :call OnDone()
+
+ func CompleteFunc(findstart, base)
+ if a:findstart
+ return col(".")
+ endif
+ return [#{word: "foo"}, #{word: "bar"}]
+ endfunc
+ set omnifunc=CompleteFunc
+ set completefunc=CompleteFunc
+ set complete=.,FCompleteFunc
+ set completeopt+=menuone
+
+ new
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'tx')
+ call assert_equal('', g:complete_word)
+ call assert_equal('omni', g:complete_type)
+
+ call feedkeys("S\<C-X>\<C-O>\<C-Y>\<Esc>", 'tx')
+ call assert_equal('foo', g:complete_word)
+ call assert_equal('omni', g:complete_type)
+
+ call feedkeys("S\<C-X>\<C-O>\<C-N>\<C-Y>\<Esc>0", 'tx')
+ call assert_equal('bar', g:complete_word)
+ call assert_equal('omni', g:complete_type)
+
+ call feedkeys("Shello mnv visual v\<C-X>\<C-N>\<ESC>", 'tx')
+ call assert_equal('', g:complete_word)
+ call assert_equal('keyword', g:complete_type)
+
+ call feedkeys("Shello mnv visual v\<C-X>\<C-N>\<C-Y>", 'tx')
+ call assert_equal('mnv', g:complete_word)
+ call assert_equal('keyword', g:complete_type)
+
+ call feedkeys("Shello mnv visual v\<C-N>\<ESC>", 'tx')
+ call assert_equal('', g:complete_word)
+ call assert_equal('keyword', g:complete_type)
+
+ call feedkeys("Shello mnv visual v\<C-N>\<C-Y>", 'tx')
+ call assert_equal('mnv', g:complete_word)
+ call assert_equal('keyword', g:complete_type)
+
+ call feedkeys("Shello mnv\<CR>completion test\<CR>\<C-X>\<C-l>\<C-Y>", 'tx')
+ call assert_equal('completion test', g:complete_word)
+ call assert_equal('whole_line', g:complete_type)
+
+ call feedkeys("S\<C-X>\<C-U>\<C-Y>", 'tx')
+ call assert_equal('foo', g:complete_word)
+ call assert_equal('function', g:complete_type)
+
+ inoremap <buffer> <f3> <cmd>call complete(1, ["red", "blue"])<cr>
+ call feedkeys("S\<f3>\<C-Y>", 'tx')
+ call assert_equal('red', g:complete_word)
+ call assert_equal('eval', g:complete_type)
+
+ call feedkeys("S\<C-X>\<C-V>\<C-Y>", 'tx')
+ call assert_equal('!', g:complete_word)
+ call assert_equal('cmdline', g:complete_type)
+
+ call writefile([''], 'foo_test', 'D')
+ call feedkeys("Sfoo\<C-X>\<C-F>\<C-Y>\<Esc>", 'tx')
+ call assert_equal('foo_test', g:complete_word)
+ call assert_equal('files', g:complete_type)
+
+ call writefile(['hello help'], 'Xtest_case.txt', 'D')
+ set dictionary=Xtest_case.txt
+ call feedkeys("ggdGSh\<C-X>\<C-K>\<C-Y>\<Esc>", 'tx')
+ call assert_equal('hello', g:complete_word)
+ call assert_equal('dictionary', g:complete_type)
+
+ set spell spelllang=en_us
+ call feedkeys("STheatre\<C-X>s\<C-Y>\<Esc>", 'tx')
+ call assert_equal('Theater', g:complete_word)
+ call assert_equal('spell', g:complete_type)
+
+ bwipe!
+ set completeopt& omnifunc& completefunc& spell& spelllang& dictionary& complete&
+ autocmd! CompleteDone
+ delfunc OnDone
+ delfunc CompleteFunc
+ unlet g:complete_word
+ unlet g:complete_type
+endfunc
+
+func Test_CompleteDoneDict()
+ au CompleteDonePre * :call <SID>CompleteDone_CheckCompletedItemDict(1)
+ au CompleteDone * :call <SID>CompleteDone_CheckCompletedItemDict(0)
+
+ set completefunc=<SID>CompleteDone_CompleteFuncDict
+ execute "normal a\<C-X>\<C-U>\<C-Y>"
+ set completefunc&
+
+ call assert_equal(['one', 'two'], v:completed_item[ 'user_data' ])
+ call assert_true(s:called_completedone)
+
+ let s:called_completedone = 0
+ au! CompleteDonePre
+ au! CompleteDone
+
+ au CompleteDonePre * :call <SID>CompleteDone_CheckCompletedItemDict(2)
+ au CompleteDone * :call <SID>CompleteDone_CheckCompletedItemDict(0)
+
+ set complete=.,F<SID>CompleteDone_CompleteFuncDict
+ execute "normal a\<C-N>\<C-Y>"
+ set complete&
+
+ call assert_equal(['one', 'two'], v:completed_item[ 'user_data' ])
+ call assert_true(s:called_completedone)
+
+ let s:called_completedone = 0
+ au! CompleteDonePre
+ au! CompleteDone
+endfunc
+
+func s:CompleteDone_CompleteFuncDictNoUserData(findstart, base)
+ if a:findstart
+ return 0
+ endif
+
+ return {
+ \ 'words': [
+ \ {
+ \ 'word': 'aword',
+ \ 'abbr': 'wrd',
+ \ 'menu': 'extra text',
+ \ 'info': 'words are cool',
+ \ 'kind': 'W',
+ \ }
+ \ ]
+ \ }
+endfunc
+
+func s:CompleteDone_CheckCompletedItemDictNoUserData()
+ call assert_equal( 'aword', v:completed_item[ 'word' ] )
+ call assert_equal( 'wrd', v:completed_item[ 'abbr' ] )
+ call assert_equal( 'extra text', v:completed_item[ 'menu' ] )
+ call assert_equal( 'words are cool', v:completed_item[ 'info' ] )
+ call assert_equal( 'W', v:completed_item[ 'kind' ] )
+ call assert_equal( '', v:completed_item[ 'user_data' ] )
+
+ let s:called_completedone = 1
+endfunc
+
+func Test_CompleteDoneDictNoUserData()
+ au CompleteDone * :call <SID>CompleteDone_CheckCompletedItemDictNoUserData()
+
+ set completefunc=<SID>CompleteDone_CompleteFuncDictNoUserData
+ execute "normal a\<C-X>\<C-U>\<C-Y>"
+ set completefunc&
+
+ call assert_equal('', v:completed_item[ 'user_data' ])
+ call assert_true(s:called_completedone)
+
+ let s:called_completedone = 0
+
+ set complete=.,F<SID>CompleteDone_CompleteFuncDictNoUserData
+ execute "normal a\<C-N>\<C-Y>"
+ set complete&
+
+ call assert_equal('', v:completed_item[ 'user_data' ])
+ call assert_true(s:called_completedone)
+
+ let s:called_completedone = 0
+ au! CompleteDone
+endfunc
+
+func s:CompleteDone_CompleteFuncList(findstart, base)
+ if a:findstart
+ return 0
+ endif
+
+ return [ 'aword' ]
+endfunc
+
+func s:CompleteDone_CheckCompletedItemList()
+ call assert_equal( 'aword', v:completed_item[ 'word' ] )
+ call assert_equal( '', v:completed_item[ 'abbr' ] )
+ call assert_equal( '', v:completed_item[ 'menu' ] )
+ call assert_equal( '', v:completed_item[ 'info' ] )
+ call assert_equal( '', v:completed_item[ 'kind' ] )
+ call assert_equal( '', v:completed_item[ 'user_data' ] )
+
+ let s:called_completedone = 1
+endfunc
+
+func Test_CompleteDoneList()
+ au CompleteDone * :call <SID>CompleteDone_CheckCompletedItemList()
+
+ set completefunc=<SID>CompleteDone_CompleteFuncList
+ execute "normal a\<C-X>\<C-U>\<C-Y>"
+ set completefunc&
+
+ call assert_equal('', v:completed_item[ 'user_data' ])
+ call assert_true(s:called_completedone)
+
+ let s:called_completedone = 0
+
+ set complete=.,F<SID>CompleteDone_CompleteFuncList
+ execute "normal a\<C-N>\<C-Y>"
+ set complete&
+
+ call assert_equal('', v:completed_item[ 'user_data' ])
+ call assert_true(s:called_completedone)
+
+ let s:called_completedone = 0
+
+ set complete=.,F
+ execute "normal a\<C-N>\<C-Y>"
+ set complete&
+
+ call assert_equal('', v:completed_item[ 'user_data' ])
+ call assert_true(s:called_completedone)
+
+ let s:called_completedone = 0
+ au! CompleteDone
+endfunc
+
+func Test_CompleteDone_undo()
+ au CompleteDone * call append(0, "prepend1")
+ new
+ call setline(1, ["line1", "line2"])
+ call feedkeys("Go\<C-X>\<C-N>\<CR>\<ESC>", "tx")
+ call assert_equal(["prepend1", "line1", "line2", "line1", ""],
+ \ getline(1, '$'))
+ undo
+ call assert_equal(["line1", "line2"], getline(1, '$'))
+ bwipe!
+ au! CompleteDone
+endfunc
+
+func Test_CompleteDone_modify()
+ let value = {
+ \ 'word': '',
+ \ 'abbr': '',
+ \ 'menu': '',
+ \ 'info': '',
+ \ 'kind': '',
+ \ 'user_data': '',
+ \ }
+ let v:completed_item = value
+ call assert_equal(value, v:completed_item)
+endfunc
+
+func CompleteTest(findstart, query)
+ if a:findstart
+ return col('.')
+ endif
+ return ['matched']
+endfunc
+
+func Test_completefunc_info()
+ new
+ set completeopt=menuone
+ set completefunc=CompleteTest
+ " Can be called outside of ins-completion
+ call feedkeys("i\<C-X>\<C-U>\<C-Y>\<C-R>\<C-R>=string(complete_info())\<CR>\<ESC>", "tx")
+ call assert_equal("matched{'preinserted_text': '', 'pum_visible': 0, 'mode': '', 'selected': -1, 'items': []}", getline(1))
+ %d
+ call feedkeys("i\<C-X>\<C-U>\<C-R>\<C-R>=string(complete_info())\<CR>\<ESC>", "tx")
+ call assert_equal("matched{'preinserted_text': '', 'pum_visible': 1, 'mode': 'function', 'selected': 0, 'items': [{'word': 'matched', 'menu': '', 'user_data': '', 'info': '', 'kind': '', 'abbr': ''}]}", getline(1))
+ %d
+ set complete=.,FCompleteTest
+ call feedkeys("i\<C-N>\<C-R>\<C-R>=string(complete_info())\<CR>\<ESC>", "tx")
+ call assert_equal("matched{'preinserted_text': '', 'pum_visible': 1, 'mode': 'keyword', 'selected': 0, 'items': [{'word': 'matched', 'menu': '', 'user_data': '', 'info': '', 'kind': '', 'abbr': ''}]}", getline(1))
+ %d
+ set complete=.,F
+ call feedkeys("i\<C-N>\<C-R>\<C-R>=string(complete_info())\<CR>\<ESC>", "tx")
+ call assert_equal("matched{'preinserted_text': '', 'pum_visible': 1, 'mode': 'keyword', 'selected': 0, 'items': [{'word': 'matched', 'menu': '', 'user_data': '', 'info': '', 'kind': '', 'abbr': ''}]}", getline(1))
+ set completeopt&
+ set complete&
+ set completefunc&
+endfunc
+
+" For ^N completion, `completefunc` receives the same leader string in both the
+" 'info' and 'expansion' phases (the leader is not removed before expansion).
+" This avoids flicker when `completefunc` (e.g. an LSP client) is slow and calls
+" 'sleep', which triggers out_flush().
+func Test_completefunc_leader()
+ func CptColTest(findstart, query)
+ if a:findstart
+ call assert_equal(b:compl_line, getline(1))
+ call assert_equal(b:cursor_col, col('.'))
+ return col('.')
+ endif
+ call assert_equal(b:compl_line, getline(1))
+ call assert_equal(b:cursor_col, col('.'))
+ return v:none
+ endfunc
+
+ set complete=FCptColTest
+ new
+
+ " Replace mode
+ let b:compl_line = "foo barxyz"
+ let b:cursor_col = 10
+ call feedkeys("ifoo barbaz\<Esc>2hRxy\<C-N>", "tx")
+
+ " Insert mode
+ let b:compl_line = "foo bar"
+ let b:cursor_col = 8
+ call feedkeys("Sfoo bar\<C-N>", "tx")
+
+ set completeopt=longest
+ call feedkeys("Sfoo bar\<C-N>", "tx")
+
+ set completeopt=menuone
+ call feedkeys("Sfoo bar\<C-N>", "tx")
+
+ set completeopt=menuone,preinsert
+ call feedkeys("Sfoo bar\<C-N>", "tx")
+ bwipe!
+ set complete& completeopt&
+ delfunc CptColTest
+endfunc
+
+func ScrollInfoWindowUserDefinedFn(findstart, query)
+ " User defined function (i_CTRL-X_CTRL-U)
+ if a:findstart
+ return col('.')
+ endif
+ let infostr = range(20)->mapnew({_, v -> string(v)})->join("\n")
+ return [{'word': 'foo', 'info': infostr}, {'word': 'bar'}]
+endfunc
+
+func ScrollInfoWindowPageDown()
+ call win_execute(popup_findinfo(), "normal! \<PageDown>")
+ return ''
+endfunc
+
+func ScrollInfoWindowPageUp()
+ call win_execute(popup_findinfo(), "normal! \<PageUp>")
+ return ''
+endfunc
+
+func ScrollInfoWindowTest(mvmt, count, fline)
+ new
+ set completeopt=menuone,popup,noinsert,noselect
+ set completepopup=height:5
+ set completefunc=ScrollInfoWindowUserDefinedFn
+ let keyseq = "i\<C-X>\<C-U>\<C-N>"
+ for _ in range(a:count)
+ let keyseq .= (a:mvmt == "pageup" ? "\<C-R>\<C-R>=ScrollInfoWindowPageUp()\<CR>" :
+ \ "\<C-R>\<C-R>=ScrollInfoWindowPageDown()\<CR>")
+ endfor
+ let keyseq .= "\<C-R>\<C-R>=string(popup_getpos(popup_findinfo()))\<CR>\<ESC>"
+ call feedkeys(keyseq, "tx")
+ call assert_match('''firstline'': ' . a:fline, getline(1))
+ bwipe!
+ set completeopt&
+ set completepopup&
+ set completefunc&
+endfunc
+
+func Test_scroll_info_window()
+ call ScrollInfoWindowTest("", 0, 1)
+ call ScrollInfoWindowTest("pagedown", 1, 4)
+ call ScrollInfoWindowTest("pagedown", 2, 7)
+ call ScrollInfoWindowTest("pagedown", 3, 11)
+ call ScrollInfoWindowTest("pageup", 3, 1)
+endfunc
+
+func CompleteInfoUserDefinedFn(findstart, query)
+ " User defined function (i_CTRL-X_CTRL-U)
+ if a:findstart
+ return col('.')
+ endif
+ return [{'word': 'foo'}, {'word': 'bar'}, {'word': 'baz'}, {'word': 'qux'}]
+endfunc
+
+func CompleteInfoTestUserDefinedFn(mvmt, idx, noselect)
+ if a:noselect
+ set completeopt=menuone,popup,noinsert,noselect
+ else
+ set completeopt=menu,preview
+ endif
+ let items = "[" .
+ \ "{'word': 'foo', 'menu': '', 'user_data': '', 'info': '', 'kind': '', 'abbr': ''}, " .
+ \ "{'word': 'bar', 'menu': '', 'user_data': '', 'info': '', 'kind': '', 'abbr': ''}, " .
+ \ "{'word': 'baz', 'menu': '', 'user_data': '', 'info': '', 'kind': '', 'abbr': ''}, " .
+ \ "{'word': 'qux', 'menu': '', 'user_data': '', 'info': '', 'kind': '', 'abbr': ''}" .
+ \ "]"
+ new
+ set completefunc=CompleteInfoUserDefinedFn
+ call feedkeys("i\<C-X>\<C-U>" . a:mvmt . "\<C-R>\<C-R>=string(complete_info())\<CR>\<ESC>", "tx")
+ let completed = a:idx != -1 ? ['foo', 'bar', 'baz', 'qux']->get(a:idx) : ''
+ call assert_equal(completed. "{'preinserted_text': '', 'pum_visible': 1, 'mode': 'function', 'selected': " . a:idx . ", 'items': " . items . "}", getline(1))
+ %d
+ set complete=.,FCompleteInfoUserDefinedFn
+ call feedkeys("i\<C-N>" . a:mvmt . "\<C-R>\<C-R>=string(complete_info())\<CR>\<ESC>", "tx")
+ let completed = a:idx != -1 ? ['foo', 'bar', 'baz', 'qux']->get(a:idx) : ''
+ call assert_equal(completed. "{'preinserted_text': '', 'pum_visible': 1, 'mode': 'keyword', 'selected': " . a:idx . ", 'items': " . items . "}", getline(1))
+ %d
+ set complete=.,F
+ call feedkeys("i\<C-N>" . a:mvmt . "\<C-R>\<C-R>=string(complete_info())\<CR>\<ESC>", "tx")
+ let completed = a:idx != -1 ? ['foo', 'bar', 'baz', 'qux']->get(a:idx) : ''
+ call assert_equal(completed. "{'preinserted_text': '', 'pum_visible': 1, 'mode': 'keyword', 'selected': " . a:idx . ", 'items': " . items . "}", getline(1))
+ bwipe!
+ set completeopt& completefunc& complete&
+endfunc
+
+func Test_complete_info_user_defined_fn()
+ " forward
+ call CompleteInfoTestUserDefinedFn("\<C-N>\<C-N>", 1, v:true)
+ call CompleteInfoTestUserDefinedFn("\<C-N>\<C-N>\<C-N>", 2, v:true)
+ call CompleteInfoTestUserDefinedFn("\<C-N>\<C-N>", 2, v:false)
+ call CompleteInfoTestUserDefinedFn("\<C-N>\<C-N>\<C-N>", 3, v:false)
+ call CompleteInfoTestUserDefinedFn("\<C-N>\<C-N>\<C-N>\<C-N>", -1, v:false)
+ " backward
+ call CompleteInfoTestUserDefinedFn("\<C-P>\<C-P>", 2, v:true)
+ call CompleteInfoTestUserDefinedFn("\<C-P>\<C-P>\<C-P>", 1, v:true)
+ call CompleteInfoTestUserDefinedFn("\<C-P>\<C-P>\<C-P>\<C-P>\<C-P>", -1, v:true)
+ call CompleteInfoTestUserDefinedFn("\<C-P>\<C-P>", 3, v:false)
+ call CompleteInfoTestUserDefinedFn("\<C-P>\<C-P>\<C-P>", 2, v:false)
+ " forward backward
+ call CompleteInfoTestUserDefinedFn("\<C-N>\<C-N>\<C-N>\<C-P>", 1, v:true)
+ call CompleteInfoTestUserDefinedFn("\<C-N>\<C-N>\<C-P>", 0, v:true)
+ call CompleteInfoTestUserDefinedFn("\<C-N>\<C-N>\<C-N>\<C-P>", 2, v:false)
+ call CompleteInfoTestUserDefinedFn("\<C-N>\<C-N>\<C-N>\<C-N>\<C-P>", 3, v:false)
+ call CompleteInfoTestUserDefinedFn("\<C-N>\<C-N>\<C-P>", 1, v:false)
+ " backward forward
+ call CompleteInfoTestUserDefinedFn("\<C-P>\<C-P>\<C-P>\<C-P>\<C-P>\<C-N>", 0, v:true)
+ call CompleteInfoTestUserDefinedFn("\<C-P>\<C-P>\<C-P>\<C-N>", 2, v:true)
+ call CompleteInfoTestUserDefinedFn("\<C-P>\<C-P>\<C-P>\<C-P>\<C-P>\<C-N>", 1, v:false)
+ call CompleteInfoTestUserDefinedFn("\<C-P>\<C-P>\<C-P>\<C-N>", 3, v:false)
+ call CompleteInfoTestUserDefinedFn("\<C-P>\<C-N>\<C-N>", 1, v:false)
+endfunc
+
+" Test that mouse scrolling/movement should not interrupt completion.
+func Test_mouse_scroll_move_during_completion()
+ new
+ com! -buffer TestCommand1 echo 'TestCommand1'
+ com! -buffer TestCommand2 echo 'TestCommand2'
+ call setline(1, ['', '', '', '', ''])
+ call cursor(5, 1)
+
+ " Without completion menu scrolling can move text.
+ set completeopt-=menu wrap
+ call feedkeys("ccT\<C-X>\<C-V>\<ScrollWheelDown>\<C-V>", 'tx')
+ call assert_equal('TestCommand2', getline('.'))
+ call assert_notequal(1, winsaveview().topline)
+ call feedkeys("ccT\<C-X>\<C-V>\<ScrollWheelUp>\<C-V>", 'tx')
+ call assert_equal('TestCommand2', getline('.'))
+ call assert_equal(1, winsaveview().topline)
+ set nowrap
+ call feedkeys("ccT\<C-X>\<C-V>\<ScrollWheelRight>\<C-V>", 'tx')
+ call assert_equal('TestCommand2', getline('.'))
+ call assert_notequal(0, winsaveview().leftcol)
+ call feedkeys("ccT\<C-X>\<C-V>\<ScrollWheelLeft>\<C-V>", 'tx')
+ call assert_equal('TestCommand2', getline('.'))
+ call assert_equal(0, winsaveview().leftcol)
+ call feedkeys("ccT\<C-X>\<C-V>\<MouseMove>\<C-V>", 'tx')
+ call assert_equal('TestCommand2', getline('.'))
+
+ " With completion menu scrolling cannot move text.
+ set completeopt+=menu wrap
+ call feedkeys("ccT\<C-X>\<C-V>\<ScrollWheelDown>\<C-V>", 'tx')
+ call assert_equal('TestCommand2', getline('.'))
+ call assert_equal(1, winsaveview().topline)
+ call feedkeys("ccT\<C-X>\<C-V>\<ScrollWheelUp>\<C-V>", 'tx')
+ call assert_equal('TestCommand2', getline('.'))
+ call assert_equal(1, winsaveview().topline)
+ set nowrap
+ call feedkeys("ccT\<C-X>\<C-V>\<ScrollWheelRight>\<C-V>", 'tx')
+ call assert_equal('TestCommand2', getline('.'))
+ call assert_equal(0, winsaveview().leftcol)
+ call feedkeys("ccT\<C-X>\<C-V>\<ScrollWheelLeft>\<C-V>", 'tx')
+ call assert_equal('TestCommand2', getline('.'))
+ call assert_equal(0, winsaveview().leftcol)
+ call feedkeys("ccT\<C-X>\<C-V>\<MouseMove>\<C-V>", 'tx')
+ call assert_equal('TestCommand2', getline('.'))
+
+ bwipe!
+ set completeopt& wrap&
+endfunc
+
+" Check that when using feedkeys() typeahead does not interrupt searching for
+" completions.
+func Test_compl_feedkeys()
+ new
+ set completeopt=menuone,noselect
+ call feedkeys("ajump ju\<C-X>\<C-N>\<C-P>\<ESC>", "tx")
+ call assert_equal("jump jump", getline(1))
+ bwipe!
+ set completeopt&
+endfunc
+
+" Test for insert path completion with completeslash option
+func Test_ins_completeslash()
+ CheckMSWindows
+
+ call mkdir('Xcpldir', 'R')
+ let orig_shellslash = &shellslash
+ set cpt&
+ new
+
+ set noshellslash
+
+ set completeslash=
+ exe "normal oXcp\<C-X>\<C-F>"
+ call assert_equal('Xcpldir\', getline('.'))
+
+ set completeslash=backslash
+ exe "normal oXcp\<C-X>\<C-F>"
+ call assert_equal('Xcpldir\', getline('.'))
+
+ set completeslash=slash
+ exe "normal oXcp\<C-X>\<C-F>"
+ call assert_equal('Xcpldir/', getline('.'))
+
+ set shellslash
+
+ set completeslash=
+ exe "normal oXcp\<C-X>\<C-F>"
+ call assert_equal('Xcpldir/', getline('.'))
+
+ set completeslash=backslash
+ exe "normal oXcp\<C-X>\<C-F>"
+ call assert_equal('Xcpldir\', getline('.'))
+
+ set completeslash=slash
+ exe "normal oXcp\<C-X>\<C-F>"
+ call assert_equal('Xcpldir/', getline('.'))
+ %bw!
+
+ set noshellslash
+ set completeslash=slash
+ call assert_true(stridx(globpath(&rtp, 'syntax/*.mnv', 1, 1)[0], '\') != -1)
+
+ let &shellslash = orig_shellslash
+ set completeslash=
+endfunc
+
+func Test_pum_stopped_by_timer()
+ CheckScreendump
+
+ let lines =<< trim END
+ call setline(1, ['hello', 'hullo', 'heeee', ''])
+ func StartCompl()
+ call timer_start(100, { -> execute('stopinsert') })
+ call feedkeys("Gah\<C-N>")
+ endfunc
+ END
+
+ call writefile(lines, 'Xpumscript', 'D')
+ let buf = RunMNVInTerminal('-S Xpumscript', #{rows: 12})
+ call term_sendkeys(buf, ":call StartCompl()\<CR>")
+ call TermWait(buf, 200)
+ call term_sendkeys(buf, "k")
+ call VerifyScreenDump(buf, 'Test_pum_stopped_by_timer', {})
+
+ call StopMNVInTerminal(buf)
+endfunc
+
+func Test_complete_stopinsert_startinsert()
+ nnoremap <F2> <Cmd>startinsert<CR>
+ inoremap <F2> <Cmd>stopinsert<CR>
+ " This just checks if this causes an error
+ call feedkeys("i\<C-X>\<C-N>\<F2>\<F2>", 'x')
+ nunmap <F2>
+ iunmap <F2>
+endfunc
+
+func Test_pum_with_folds_two_tabs()
+ CheckScreendump
+
+ let lines =<< trim END
+ set fdm=marker
+ call setline(1, ['" x {{{1', '" a some text'])
+ call setline(3, range(&lines)->map({_, val -> '" a' .. val}))
+ norm! zm
+ tab sp
+ call feedkeys('2Gzv', 'xt')
+ call feedkeys("0fa", 'xt')
+ END
+
+ call writefile(lines, 'Xpumscript', 'D')
+ let buf = RunMNVInTerminal('-S Xpumscript', #{rows: 10})
+ call TermWait(buf, 50)
+ call term_sendkeys(buf, "a\<C-N>")
+ call VerifyScreenDump(buf, 'Test_pum_with_folds_two_tabs', {})
+
+ call term_sendkeys(buf, "\<Esc>")
+ call StopMNVInTerminal(buf)
+endfunc
+
+func Test_pum_with_preview_win()
+ CheckScreendump
+
+ let lines =<< trim END
+ func Omni_test(findstart, base)
+ if a:findstart
+ return col(".") - 1
+ endif
+ return [#{word: "one", info: "1info"}, #{word: "two", info: "2info"}, #{word: "three", info: "3info"}]
+ endfunc
+ set omnifunc=Omni_test
+ set completeopt+=longest
+ END
+
+ call writefile(lines, 'Xpreviewscript', 'D')
+ let buf = RunMNVInTerminal('-S Xpreviewscript', #{rows: 12})
+ call term_sendkeys(buf, "Gi\<C-X>\<C-O>")
+ call TermWait(buf, 200)
+ call term_sendkeys(buf, "\<C-N>")
+ call VerifyScreenDump(buf, 'Test_pum_with_preview_win', {})
+
+ call term_sendkeys(buf, "\<Esc>")
+ call StopMNVInTerminal(buf)
+endfunc
+
+func Test_scrollbar_on_wide_char()
+ CheckScreendump
+
+ let lines =<< trim END
+ call setline(1, ['a', ' 啊啊啊',
+ \ ' 哦哦哦',
+ \ ' 呃呃呃'])
+ call setline(5, range(10)->map({i, v -> 'aa' .. v .. 'bb'}))
+ END
+ call writefile(lines, 'Xwidescript', 'D')
+ let buf = RunMNVInTerminal('-S Xwidescript', #{rows: 10})
+ call term_sendkeys(buf, "A\<C-N>")
+ call VerifyScreenDump(buf, 'Test_scrollbar_on_wide_char', {})
+
+ call StopMNVInTerminal(buf)
+endfunc
+
+" Test for inserting the tag search pattern in insert mode
+func Test_ins_compl_tag_sft()
+ call writefile([
+ \ "!_TAG_FILE_ENCODING\tutf-8\t//",
+ \ "first\tXfoo\t/^int first() {}$/",
+ \ "second\tXfoo\t/^int second() {}$/",
+ \ "third\tXfoo\t/^int third() {}$/"],
+ \ 'Xtags', 'D')
+ set tags=Xtags
+ let code =<< trim [CODE]
+ int first() {}
+ int second() {}
+ int third() {}
+ [CODE]
+ call writefile(code, 'Xfoo', 'D')
+
+ enew
+ set showfulltag
+ exe "normal isec\<C-X>\<C-]>\<C-N>\<CR>"
+ call assert_equal('int second() {}', getline(1))
+ set noshowfulltag
+
+ set tags&
+ %bwipe!
+endfunc
+
+" Test for 'completefunc' deleting text
+func Test_completefunc_error()
+ new
+ " delete text when called for the first time
+ func CompleteFunc(findstart, base)
+ if a:findstart == 1
+ normal dd
+ return col('.') - 1
+ endif
+ return ['a', 'b']
+ endfunc
+ set completefunc=CompleteFunc
+ call setline(1, ['', 'abcd', ''])
+ call assert_fails('exe "normal 2G$a\<C-X>\<C-U>"', 'E565:')
+ set complete=FCompleteFunc
+ call assert_fails('exe "normal 2G$a\<C-N>"', 'E565:')
+ set complete=F
+ call assert_fails('exe "normal 2G$a\<C-N>"', 'E565:')
+
+ " delete text when called for the second time
+ func CompleteFunc2(findstart, base)
+ if a:findstart == 1
+ return col('.') - 1
+ endif
+ normal dd
+ return ['a', 'b']
+ endfunc
+ set completefunc=CompleteFunc2
+ call setline(1, ['', 'abcd', ''])
+ call assert_fails('exe "normal 2G$a\<C-X>\<C-U>"', 'E565:')
+ set complete=FCompleteFunc2
+ call assert_fails('exe "normal 2G$a\<C-N>"', 'E565:')
+ set complete=F
+ call assert_fails('exe "normal 2G$a\<C-N>"', 'E565:')
+
+ " Jump to a different window from the complete function
+ func CompleteFunc3(findstart, base)
+ if a:findstart == 1
+ return col('.') - 1
+ endif
+ wincmd p
+ return ['a', 'b']
+ endfunc
+ set completefunc=CompleteFunc3
+ new
+ call assert_fails('exe "normal a\<C-X>\<C-U>"', 'E565:')
+ %d
+ set complete=FCompleteFunc3
+ call assert_fails('exe "normal a\<C-N>"', 'E565:')
+ %d
+ set complete=F
+ call assert_fails('exe "normal a\<C-N>"', 'E565:')
+ bw!
+
+ set completefunc& complete&
+ delfunc CompleteFunc
+ delfunc CompleteFunc2
+ delfunc CompleteFunc3
+ bw!
+endfunc
+
+" Test for returning non-string values from 'completefunc'
+func Test_completefunc_invalid_data()
+ new
+ func! CompleteFunc(findstart, base)
+ if a:findstart == 1
+ return col('.') - 1
+ endif
+ return [{}, '', 'moon']
+ endfunc
+ set completefunc=CompleteFunc
+ exe "normal i\<C-X>\<C-U>"
+ call assert_equal('moon', getline(1))
+ %d
+ set complete=FCompleteFunc
+ exe "normal i\<C-N>"
+ call assert_equal('moon', getline(1))
+ %d
+ set complete=F
+ exe "normal i\<C-N>"
+ call assert_equal('moon', getline(1))
+ set completefunc& complete&
+ delfunc! CompleteFunc
+ bw!
+endfunc
+
+" Test for errors in using complete() function
+func Test_complete_func_error()
+ call assert_fails('call complete(1, ["a"])', 'E785:')
+ func ListColors()
+ call complete(col('.'), "blue")
+ endfunc
+ call assert_fails('exe "normal i\<C-R>=ListColors()\<CR>"', 'E1211:')
+ func ListMonths()
+ call complete(col('.'), test_null_list())
+ endfunc
+ call assert_fails('exe "normal i\<C-R>=ListMonths()\<CR>"', 'E1298:')
+ delfunc ListColors
+ delfunc ListMonths
+ call assert_fails('call complete_info({})', 'E1211:')
+ call assert_equal([], complete_info(['items']).items)
+endfunc
+
+" Test for recursively starting completion mode using complete()
+func Test_recursive_complete_func()
+ func ListColors()
+ call complete(5, ["red", "blue"])
+ return ''
+ endfunc
+ new
+ call setline(1, ['a1', 'a2'])
+ set complete=.
+ exe "normal Goa\<C-X>\<C-L>\<C-R>=ListColors()\<CR>\<C-N>"
+ call assert_equal('a2blue', getline(3))
+ delfunc ListColors
+ bw!
+endfunc
+
+" Test for using complete() with completeopt+=longest
+func Test_complete_with_longest()
+ new
+ inoremap <buffer> <f3> <cmd>call complete(1, ["iaax", "iaay", "iaaz"])<cr>
+
+ " default: insert first match
+ set completeopt&
+ call setline(1, ['i'])
+ exe "normal Aa\<f3>\<esc>"
+ call assert_equal('iaax', getline(1))
+
+ " with longest: insert longest prefix
+ set completeopt+=longest
+ call setline(1, ['i'])
+ exe "normal Aa\<f3>\<esc>"
+ call assert_equal('iaa', getline(1))
+ set completeopt&
+ bwipe!
+endfunc
+
+" Test for buffer-local value of 'completeopt'
+func Test_completeopt_buffer_local()
+ set completeopt=menu
+ new
+ call setline(1, ['foofoo', 'foobar', 'foobaz', ''])
+ call assert_equal('', &l:completeopt)
+ call assert_equal('menu', &completeopt)
+ call assert_equal('menu', &g:completeopt)
+
+ setlocal bufhidden=hide
+ enew
+ call setline(1, ['foofoo', 'foobar', 'foobaz', ''])
+ call assert_equal('', &l:completeopt)
+ call assert_equal('menu', &completeopt)
+ call assert_equal('menu', &g:completeopt)
+
+ setlocal completeopt+=fuzzy,noinsert
+ call assert_equal('menu,fuzzy,noinsert', &l:completeopt)
+ call assert_equal('menu,fuzzy,noinsert', &completeopt)
+ call assert_equal('menu', &g:completeopt)
+ call feedkeys("Gccf\<C-X>\<C-N>bz\<C-Y>", 'tnix')
+ call assert_equal('foobaz', getline('.'))
+
+ setlocal completeopt=
+ call assert_equal('', &l:completeopt)
+ call assert_equal('menu', &completeopt)
+ call assert_equal('menu', &g:completeopt)
+ call feedkeys("Gccf\<C-X>\<C-N>\<C-Y>", 'tnix')
+ call assert_equal('foofoo', getline('.'))
+
+ setlocal completeopt+=longest
+ call assert_equal('menu,longest', &l:completeopt)
+ call assert_equal('menu,longest', &completeopt)
+ call assert_equal('menu', &g:completeopt)
+ call feedkeys("Gccf\<C-X>\<C-N>\<C-X>\<C-Z>", 'tnix')
+ call assert_equal('foo', getline('.'))
+
+ setlocal bufhidden=hide
+ buffer #
+ call assert_equal('', &l:completeopt)
+ call assert_equal('menu', &completeopt)
+ call assert_equal('menu', &g:completeopt)
+ call feedkeys("Gccf\<C-X>\<C-N>\<C-Y>", 'tnix')
+ call assert_equal('foofoo', getline('.'))
+
+ setlocal completeopt+=fuzzy,noinsert
+ call assert_equal('menu,fuzzy,noinsert', &l:completeopt)
+ call assert_equal('menu,fuzzy,noinsert', &completeopt)
+ call assert_equal('menu', &g:completeopt)
+ call feedkeys("Gccf\<C-X>\<C-N>bz\<C-Y>", 'tnix')
+ call assert_equal('foobaz', getline('.'))
+
+ buffer #
+ call assert_equal('menu,longest', &l:completeopt)
+ call assert_equal('menu,longest', &completeopt)
+ call assert_equal('menu', &g:completeopt)
+ call feedkeys("Gccf\<C-X>\<C-N>\<C-X>\<C-Z>", 'tnix')
+ call assert_equal('foo', getline('.'))
+
+ setlocal bufhidden=wipe
+ buffer! #
+ bwipe!
+ call assert_equal('', &l:completeopt)
+ call assert_equal('menu', &completeopt)
+ call assert_equal('menu', &g:completeopt)
+
+ new | only
+ call setline(1, ['foofoo', 'foobar', 'foobaz', ''])
+ set completeopt&
+ setlocal completeopt=menu,fuzzy,noinsert
+ setglobal completeopt=menu,longest
+ call assert_equal('menu,fuzzy,noinsert', &completeopt)
+ call assert_equal('menu,fuzzy,noinsert', &l:completeopt)
+ call assert_equal('menu,longest', &g:completeopt)
+ call feedkeys("Gccf\<C-X>\<C-N>bz\<C-Y>", 'tnix')
+ call assert_equal('foobaz', getline('.'))
+ setlocal bufhidden=wipe
+ new | only!
+ call setline(1, ['foofoo', 'foobar', 'foobaz', ''])
+ call assert_equal('menu,longest', &completeopt)
+ call assert_equal('menu,longest', &g:completeopt)
+ call assert_equal('', &l:completeopt)
+ call feedkeys("Gccf\<C-X>\<C-N>\<C-X>\<C-Z>", 'tnix')
+ call assert_equal('foo', getline('.'))
+ bwipe!
+
+ new | only
+ call setline(1, ['foofoo', 'foobar', 'foobaz', ''])
+ set completeopt&
+ setlocal completeopt=menu,fuzzy,noinsert
+ set completeopt=menu,longest
+ call assert_equal('menu,longest', &completeopt)
+ call assert_equal('menu,longest', &g:completeopt)
+ call assert_equal('', &l:completeopt)
+ call feedkeys("Gccf\<C-X>\<C-N>\<C-X>\<C-Z>", 'tnix')
+ call assert_equal('foo', getline('.'))
+ setlocal bufhidden=wipe
+ new | only!
+ call setline(1, ['foofoo', 'foobar', 'foobaz', ''])
+ call assert_equal('menu,longest', &completeopt)
+ call assert_equal('menu,longest', &g:completeopt)
+ call assert_equal('', &l:completeopt)
+ call feedkeys("Gccf\<C-X>\<C-N>\<C-X>\<C-Z>", 'tnix')
+ call assert_equal('foo', getline('.'))
+ bwipe!
+
+ set completeopt&
+endfunc
+
+" Test for completing words following a completed word in a line
+func Test_complete_wrapscan()
+ " complete words from another buffer
+ new
+ call setline(1, ['one two', 'three four'])
+ new
+ setlocal complete=w
+ call feedkeys("itw\<C-N>\<C-X>\<C-N>\<C-X>\<C-N>\<C-X>\<C-N>", 'xt')
+ call assert_equal('two three four', getline(1))
+ bw!
+ " complete words from the current buffer
+ setlocal complete=.
+ %d
+ call setline(1, ['one two', ''])
+ call cursor(2, 1)
+ call feedkeys("ion\<C-N>\<C-X>\<C-N>\<C-X>\<C-N>\<C-X>\<C-N>", 'xt')
+ call assert_equal('one two one two', getline(2))
+ bw!
+endfunc
+
+" Test for completing special characters
+func Test_complete_special_chars()
+ new
+ call setline(1, 'int .*[-\^$ func float')
+ call feedkeys("oin\<C-X>\<C-P>\<C-X>\<C-P>\<C-X>\<C-P>", 'xt')
+ call assert_equal('int .*[-\^$ func float', getline(2))
+ bw!
+endfunc
+
+" Test for completion when text is wrapped across lines.
+func Test_complete_across_line()
+ new
+ call setline(1, ['red green blue', 'one two three'])
+ setlocal textwidth=20
+ exe "normal 2G$a re\<C-X>\<C-P>\<C-X>\<C-P>\<C-X>\<C-P>\<C-X>\<C-P>"
+ call assert_equal(['one two three red', 'green blue one'], getline(2, '$'))
+ bw!
+endfunc
+
+" Test for completing words with a '.' at the end of a word.
+func Test_complete_joinspaces()
+ new
+ call setline(1, ['one two.', 'three. four'])
+ set joinspaces
+ exe "normal Goon\<C-P>\<C-X>\<C-P>\<C-X>\<C-P>\<C-X>\<C-P>\<C-X>\<C-P>"
+ call assert_equal("one two. three. four", getline(3))
+ set joinspaces&
+ bw!
+endfunc
+
+" Test for using CTRL-L to add one character when completing matching
+func Test_complete_add_onechar()
+ new
+ call setline(1, ['wool', 'woodwork'])
+ call feedkeys("Gowoo\<C-P>\<C-P>\<C-P>\<C-L>f", 'xt')
+ call assert_equal('woof', getline(3))
+
+ " use 'ignorecase' and backspace to erase characters from the prefix string
+ " and then add letters using CTRL-L
+ %d
+ set ignorecase backspace=2
+ setlocal complete=.
+ call setline(1, ['workhorse', 'workload'])
+ normal Go
+ exe "normal aWOR\<C-P>\<bs>\<bs>\<bs>\<bs>\<bs>\<bs>\<C-L>\<C-L>\<C-L>"
+ call assert_equal('workh', getline(3))
+ set ignorecase& backspace&
+ bw!
+endfunc
+
+" Test for using CTRL-X CTRL-L to complete whole lines lines
+func Test_complete_wholeline()
+ new
+ " complete one-line
+ call setline(1, ['a1', 'a2'])
+ exe "normal ggoa\<C-X>\<C-L>"
+ call assert_equal(['a1', 'a1', 'a2'], getline(1, '$'))
+ " go to the next match (wrapping around the buffer)
+ exe "normal 2GCa\<C-X>\<C-L>\<C-N>"
+ call assert_equal(['a1', 'a', 'a2'], getline(1, '$'))
+ " go to the next match
+ exe "normal 2GCa\<C-X>\<C-L>\<C-N>\<C-N>"
+ call assert_equal(['a1', 'a2', 'a2'], getline(1, '$'))
+ exe "normal 2GCa\<C-X>\<C-L>\<C-N>\<C-N>\<C-N>"
+ call assert_equal(['a1', 'a1', 'a2'], getline(1, '$'))
+ " repeat the test using CTRL-L
+ " go to the next match (wrapping around the buffer)
+ exe "normal 2GCa\<C-X>\<C-L>\<C-L>"
+ call assert_equal(['a1', 'a2', 'a2'], getline(1, '$'))
+ " go to the next match
+ exe "normal 2GCa\<C-X>\<C-L>\<C-L>\<C-L>"
+ call assert_equal(['a1', 'a', 'a2'], getline(1, '$'))
+ exe "normal 2GCa\<C-X>\<C-L>\<C-L>\<C-L>\<C-L>"
+ call assert_equal(['a1', 'a1', 'a2'], getline(1, '$'))
+ %d
+ " use CTRL-X CTRL-L to add one more line
+ call setline(1, ['a1', 'b1'])
+ setlocal complete=.
+ exe "normal ggOa\<C-X>\<C-L>\<C-X>\<C-L>\<C-X>\<C-L>"
+ call assert_equal(['a1', 'b1', '', 'a1', 'b1'], getline(1, '$'))
+ bw!
+endfunc
+
+" Test for using CTRL-X CTRL-S to complete spell suggestions
+func Test_complete_spell()
+ new
+ setlocal spell
+ " without fuzzy
+ call setline(1, 'The rigth thing')
+ exe "normal! A\<C-X>\<C-S>"
+ call assert_equal('The right thing', getline(1))
+ %d
+ " with fuzzy
+ setlocal completeopt+=fuzzy
+ call setline(1, 'The rigth thing')
+ exe "normal! A\<C-X>\<C-S>"
+ call assert_equal('The right thing', getline(1))
+ bw!
+endfunc
+
+" Test insert completion with 'cindent' (adjust the indent)
+func Test_complete_with_cindent()
+ new
+ setlocal cindent
+ call setline(1, ['if (i == 1)', " j = 2;"])
+ exe "normal Go{\<CR>i\<C-X>\<C-L>\<C-X>\<C-L>\<CR>}"
+ call assert_equal(['{', "\tif (i == 1)", "\t\tj = 2;", '}'], getline(3, '$'))
+
+ %d
+ call setline(1, ['when while', '{', ''])
+ setlocal cinkeys+==while
+ exe "normal Giwh\<C-P> "
+ call assert_equal("\twhile ", getline('$'))
+ bw!
+endfunc
+
+" Test for <CTRL-X> <CTRL-V> completion. Complete commands and functions
+func Test_complete_cmdline()
+ new
+ exe "normal icaddb\<C-X>\<C-V>"
+ call assert_equal('caddbuffer', getline(1))
+ exe "normal ocall getqf\<C-X>\<C-V>"
+ call assert_equal('call getqflist(', getline(2))
+ exe "normal oabcxyz(\<C-X>\<C-V>"
+ call assert_equal('abcxyz(', getline(3))
+ com! -buffer TestCommand1 echo 'TestCommand1'
+ com! -buffer TestCommand2 echo 'TestCommand2'
+ write! TestCommand1Test
+ write! TestCommand2Test
+ " Test repeating <CTRL-X> <CTRL-V> and switching to another CTRL-X mode
+ exe "normal oT\<C-X>\<C-V>\<C-X>\<C-V>\<C-X>\<C-F>\<Esc>"
+ call assert_equal('TestCommand2Test', getline(4))
+ call delete('TestCommand1Test')
+ call delete('TestCommand2Test')
+ delcom TestCommand1
+ delcom TestCommand2
+ bw!
+endfunc
+
+" Test for <CTRL-X> <CTRL-Z> stopping completion without changing the match
+func Test_complete_stop()
+ new
+ func Save_mode1()
+ let g:mode1 = mode(1)
+ return ''
+ endfunc
+ func Save_mode2()
+ let g:mode2 = mode(1)
+ return ''
+ endfunc
+ inoremap <F1> <C-R>=Save_mode1()<CR>
+ inoremap <F2> <C-R>=Save_mode2()<CR>
+ call setline(1, ['aaa bbb ccc '])
+ exe "normal A\<C-N>\<C-P>\<F1>\<C-X>\<C-Z>\<F2>\<Esc>"
+ call assert_equal('ic', g:mode1)
+ call assert_equal('i', g:mode2)
+ call assert_equal('aaa bbb ccc ', getline(1))
+ exe "normal A\<C-N>\<Down>\<F1>\<C-X>\<C-Z>\<F2>\<Esc>"
+ call assert_equal('ic', g:mode1)
+ call assert_equal('i', g:mode2)
+ call assert_equal('aaa bbb ccc aaa', getline(1))
+ set completeopt+=noselect
+ exe "normal A \<C-N>\<Down>\<Down>\<C-L>\<C-L>\<F1>\<C-X>\<C-Z>\<F2>\<Esc>"
+ call assert_equal('ic', g:mode1)
+ call assert_equal('i', g:mode2)
+ call assert_equal('aaa bbb ccc aaa bb', getline(1))
+ set completeopt&
+ exe "normal A d\<C-N>\<F1>\<C-X>\<C-Z>\<F2>\<Esc>"
+ call assert_equal('ic', g:mode1)
+ call assert_equal('i', g:mode2)
+ call assert_equal('aaa bbb ccc aaa bb d', getline(1))
+ com! -buffer TestCommand1 echo 'TestCommand1'
+ com! -buffer TestCommand2 echo 'TestCommand2'
+ exe "normal oT\<C-X>\<C-V>\<C-X>\<C-V>\<F1>\<C-X>\<C-Z>\<F2>\<Esc>"
+ call assert_equal('ic', g:mode1)
+ call assert_equal('i', g:mode2)
+ call assert_equal('TestCommand2', getline(2))
+ delcom TestCommand1
+ delcom TestCommand2
+ unlet g:mode1
+ unlet g:mode2
+ iunmap <F1>
+ iunmap <F2>
+ delfunc Save_mode1
+ delfunc Save_mode2
+ bw!
+endfunc
+
+" Test for typing CTRL-R in insert completion mode to insert a register
+" content.
+func Test_complete_reginsert()
+ new
+ call setline(1, ['a1', 'a12', 'a123', 'a1234'])
+
+ " if a valid CTRL-X mode key is returned from <C-R>=, then it should be
+ " processed. Otherwise, CTRL-X mode should be stopped and the key should be
+ " inserted.
+ exe "normal Goa\<C-P>\<C-R>=\"\\<C-P>\"\<CR>"
+ call assert_equal('a123', getline(5))
+ let @r = "\<C-P>\<C-P>"
+ exe "normal GCa\<C-P>\<C-R>r"
+ call assert_equal('a12', getline(5))
+ exe "normal GCa\<C-P>\<C-R>=\"x\"\<CR>"
+ call assert_equal('a1234x', getline(5))
+ bw!
+endfunc
+
+func Test_issue_7021()
+ CheckMSWindows
+
+ let orig_shellslash = &shellslash
+ set noshellslash
+
+ set completeslash=slash
+ call assert_false(expand('~') =~ '/')
+
+ let &shellslash = orig_shellslash
+ set completeslash=
+endfunc
+
+" Test for 'longest' setting in 'completeopt' with latin1 and utf-8 encodings
+func Test_complete_longest_match()
+ for e in ['latin1', 'utf-8']
+ exe 'set encoding=' .. e
+ new
+ set complete=.
+ set completeopt=menu,longest
+ call setline(1, ['pfx_a1', 'pfx_a12', 'pfx_a123', 'pfx_b1'])
+ exe "normal Gopfx\<C-P>"
+ call assert_equal('pfx_', getline(5))
+ bw!
+ endfor
+
+ " Test for completing additional words with longest match set
+ new
+ call setline(1, ['abc1', 'abd2'])
+ exe "normal Goab\<C-P>\<C-X>\<C-P>"
+ call assert_equal('ab', getline(3))
+ bw!
+ set complete& completeopt&
+endfunc
+
+" Test for removing the first displayed completion match and selecting the
+" match just before that.
+func Test_complete_erase_firstmatch()
+ new
+ call setline(1, ['a12', 'a34', 'a56'])
+ set complete=.
+ exe "normal Goa\<C-P>\<BS>\<BS>3\<CR>"
+ call assert_equal('a34', getline('$'))
+ set complete&
+ bw!
+endfunc
+
+" Test for completing words from unloaded buffers
+func Test_complete_from_unloadedbuf()
+ call writefile(['abc'], "Xfile1", 'D')
+ call writefile(['def'], "Xfile2", 'D')
+ edit Xfile1
+ edit Xfile2
+ new | close
+ enew
+ bunload Xfile1 Xfile2
+ set complete=u
+ " complete from an unloaded buffer
+ exe "normal! ia\<C-P>"
+ call assert_equal('abc', getline(1))
+ exe "normal! od\<C-P>"
+ call assert_equal('def', getline(2))
+
+ set complete&
+ %bw!
+endfunc
+
+" Test for completing whole lines from unloaded buffers
+func Test_complete_wholeline_unloadedbuf()
+ call writefile(['a line1', 'a line2', 'a line3'], "Xfile1", 'D')
+ edit Xfile1
+ enew
+ set complete=u
+ exe "normal! ia\<C-X>\<C-L>\<C-P>"
+ call assert_equal('a line2', getline(1))
+ %d
+ " completing from an unlisted buffer should fail
+ bdel Xfile1
+ exe "normal! ia\<C-X>\<C-L>\<C-P>"
+ call assert_equal('a', getline(1))
+
+ set complete&
+ %bw!
+endfunc
+
+" Test for completing words from unlisted buffers
+func Test_complete_from_unlistedbuf()
+ call writefile(['abc'], "Xfile1", 'D')
+ call writefile(['def'], "Xfile2", 'D')
+ edit Xfile1
+ edit Xfile2
+ new | close
+ bdel Xfile1 Xfile2
+ set complete=U
+ " complete from an unlisted buffer
+ exe "normal! ia\<C-P>"
+ call assert_equal('abc', getline(1))
+ exe "normal! od\<C-P>"
+ call assert_equal('def', getline(2))
+
+ set complete&
+ %bw!
+endfunc
+
+" Test for completing whole lines from unlisted buffers
+func Test_complete_wholeline_unlistedbuf()
+ call writefile(['a line1', 'a line2', 'a line3'], "Xfile1", 'D')
+ edit Xfile1
+ enew
+ set complete=U
+ " completing from an unloaded buffer should fail
+ exe "normal! ia\<C-X>\<C-L>\<C-P>"
+ call assert_equal('a', getline(1))
+ %d
+ bdel Xfile1
+ exe "normal! ia\<C-X>\<C-L>\<C-P>"
+ call assert_equal('a line2', getline(1))
+
+ set complete&
+ %bw!
+endfunc
+
+" Test for adding a multibyte character using CTRL-L in completion mode
+func Test_complete_mbyte_char_add()
+ new
+ set complete=.
+ call setline(1, 'abė')
+ exe "normal! oa\<C-P>\<BS>\<BS>\<C-L>\<C-L>"
+ call assert_equal('abė', getline(2))
+ " Test for a leader with multibyte character
+ %d
+ call setline(1, 'abėĕ')
+ exe "normal! oabė\<C-P>"
+ call assert_equal('abėĕ', getline(2))
+ bw!
+endfunc
+
+" Test for using <C-X><C-P> for local expansion even if 'complete' is set to
+" not to complete matches from the local buffer. Also test using multiple
+" <C-X> to cancel the current completion mode.
+func Test_complete_local_expansion()
+ new
+ set complete=t
+ call setline(1, ['abc', 'def'])
+ exe "normal! Go\<C-X>\<C-P>"
+ call assert_equal("def", getline(3))
+ exe "normal! Go\<C-P>"
+ call assert_equal("", getline(4))
+ exe "normal! Go\<C-X>\<C-N>"
+ call assert_equal("abc", getline(5))
+ exe "normal! Go\<C-N>"
+ call assert_equal("", getline(6))
+
+ " use multiple <C-X> to cancel the previous completion mode
+ exe "normal! Go\<C-P>\<C-X>\<C-P>"
+ call assert_equal("", getline(7))
+ exe "normal! Go\<C-P>\<C-X>\<C-X>\<C-P>"
+ call assert_equal("", getline(8))
+ exe "normal! Go\<C-P>\<C-X>\<C-X>\<C-X>\<C-P>"
+ call assert_equal("abc", getline(9))
+
+ " interrupt the current completion mode
+ set completeopt=menu,noinsert
+ exe "normal! Go\<C-X>\<C-F>\<C-X>\<C-X>\<C-P>\<C-Y>"
+ call assert_equal("abc", getline(10))
+
+ " when only one <C-X> is used to interrupt, do normal expansion
+ exe "normal! Go\<C-X>\<C-F>\<C-X>\<C-P>"
+ call assert_equal("", getline(11))
+ set completeopt&
+
+ " using two <C-X> in non-completion mode and restarting the same mode
+ exe "normal! God\<C-X>\<C-X>\<C-P>\<C-X>\<C-X>\<C-P>\<C-Y>"
+ call assert_equal("def", getline(12))
+
+ " test for adding a match from the original empty text
+ %d
+ call setline(1, 'abc def g')
+ exe "normal! o\<C-X>\<C-P>\<C-N>\<C-X>\<C-P>"
+ call assert_equal('def', getline(2))
+ exe "normal! 0C\<C-X>\<C-N>\<C-P>\<C-X>\<C-N>"
+ call assert_equal('abc', getline(2))
+
+ bw!
+endfunc
+
+" Test for undoing changes after a insert-mode completion
+func Test_complete_undo()
+ new
+ set complete=.
+ " undo with 'ignorecase'
+ call setline(1, ['ABOVE', 'BELOW'])
+ set ignorecase
+ exe "normal! Goab\<C-G>u\<C-P>"
+ call assert_equal("ABOVE", getline(3))
+ undo
+ call assert_equal("ab", getline(3))
+ set ignorecase&
+ %d
+ " undo with longest match
+ set completeopt=menu,longest
+ call setline(1, ['above', 'about'])
+ exe "normal! Goa\<C-G>u\<C-P>"
+ call assert_equal("abo", getline(3))
+ undo
+ call assert_equal("a", getline(3))
+ set completeopt&
+ %d
+ " undo for line completion
+ call setline(1, ['above that change', 'below that change'])
+ exe "normal! Goabove\<C-G>u\<C-X>\<C-L>"
+ call assert_equal("above that change", getline(3))
+ undo
+ call assert_equal("above", getline(3))
+
+ bw!
+endfunc
+
+" Test for completing a very long word
+func Test_complete_long_word()
+ set complete&
+ new
+ call setline(1, repeat('x', 950) .. ' one two three')
+ exe "normal! Gox\<C-X>\<C-P>\<C-X>\<C-P>\<C-X>\<C-P>\<C-X>\<C-P>"
+ call assert_equal(repeat('x', 950) .. ' one two three', getline(2))
+ %d
+ " should fail when more than 950 characters are in a word
+ call setline(1, repeat('x', 951) .. ' one two three')
+ exe "normal! Gox\<C-X>\<C-P>\<C-X>\<C-P>\<C-X>\<C-P>\<C-X>\<C-P>"
+ call assert_equal(repeat('x', 951), getline(2))
+
+ " Test for adding a very long word to an existing completion
+ %d
+ call setline(1, ['abc', repeat('x', 1016) .. '012345'])
+ exe "normal! Goab\<C-P>\<C-X>\<C-P>"
+ call assert_equal('abc ' .. repeat('x', 1016) .. '0123', getline(3))
+ bw!
+endfunc
+
+" Test for some fields in the complete items used by complete()
+func Test_complete_items()
+ func CompleteItems(idx)
+ let items = [[#{word: "one", dup: 1, user_data: 'u1'}, #{word: "one", dup: 1, user_data: 'u2'}],
+ \ [#{word: "one", dup: 0, user_data: 'u3'}, #{word: "one", dup: 0, user_data: 'u4'}],
+ \ [#{word: "one", icase: 1, user_data: 'u7'}, #{word: "oNE", icase: 1, user_data: 'u8'}],
+ \ [#{user_data: 'u9'}],
+ \ [#{word: "", user_data: 'u10'}],
+ \ [#{word: "", empty: 1, user_data: 'u11'}]]
+ call complete(col('.'), items[a:idx])
+ return ''
+ endfunc
+ new
+ exe "normal! i\<C-R>=CompleteItems(0)\<CR>\<C-N>\<C-Y>"
+ call assert_equal('u2', v:completed_item.user_data)
+ call assert_equal('one', getline(1))
+ exe "normal! o\<C-R>=CompleteItems(1)\<CR>\<C-Y>"
+ call assert_equal('u3', v:completed_item.user_data)
+ call assert_equal('one', getline(2))
+ exe "normal! o\<C-R>=CompleteItems(1)\<CR>\<C-N>"
+ call assert_equal('', getline(3))
+ set completeopt=menu,noinsert
+ exe "normal! o\<C-R>=CompleteItems(2)\<CR>one\<C-N>\<C-Y>"
+ call assert_equal('oNE', getline(4))
+ call assert_equal('u8', v:completed_item.user_data)
+ set completeopt&
+ exe "normal! o\<C-R>=CompleteItems(3)\<CR>"
+ call assert_equal('', getline(5))
+ exe "normal! o\<C-R>=CompleteItems(4)\<CR>"
+ call assert_equal('', getline(6))
+ exe "normal! o\<C-R>=CompleteItems(5)\<CR>"
+ call assert_equal('', getline(7))
+ call assert_equal('u11', v:completed_item.user_data)
+ " pass invalid argument to complete()
+ let cmd = "normal! o\<C-R>=complete(1, [[]])\<CR>"
+ call assert_fails('exe cmd', 'E730:')
+ bw!
+ delfunc CompleteItems
+endfunc
+
+" Test for the "refresh" item in the dict returned by an insert completion
+" function
+func Test_complete_item_refresh_always()
+ let g:CallCount = 0
+ func! Tcomplete(findstart, base)
+ if a:findstart
+ " locate the start of the word
+ let line = getline('.')
+ let start = col('.') - 1
+ while start > 0 && line[start - 1] =~ '\a'
+ let start -= 1
+ endwhile
+ return start
+ else
+ let g:CallCount += 1
+ let res = ["update1", "update12", "update123"]
+ return #{words: res, refresh: 'always'}
+ endif
+ endfunc
+ set completeopt=menu,longest
+ set completefunc=Tcomplete
+ new
+ exe "normal! iup\<C-X>\<C-U>\<BS>\<BS>\<BS>\<BS>\<BS>"
+ call assert_equal('up', getline(1))
+ call assert_equal(6, g:CallCount)
+ %d
+ let g:CallCount = 0
+ set complete=FTcomplete
+ exe "normal! iup\<C-N>\<BS>\<BS>\<BS>\<BS>\<BS>"
+ call assert_equal('up', getline(1))
+ call assert_equal(6, g:CallCount)
+ %d
+ let g:CallCount = 0
+ set complete=F
+ exe "normal! iup\<C-N>\<BS>\<BS>\<BS>\<BS>\<BS>"
+ call assert_equal('up', getline(1))
+ call assert_equal(6, g:CallCount)
+ %d
+ let g:CallCount = 0
+ set omnifunc=Tcomplete
+ set complete=o
+ exe "normal! iup\<C-N>\<BS>\<BS>\<BS>\<BS>\<BS>"
+ call assert_equal('up', getline(1))
+ call assert_equal(6, g:CallCount)
+ bw!
+ set completeopt&
+ set complete&
+ set completefunc&
+ delfunc Tcomplete
+endfunc
+
+" Test for 'cpt' user func that fails (return -2/-3) when refresh:always
+func Test_cpt_func_refresh_always_fail()
+ func! CompleteFail(retval, findstart, base)
+ if a:findstart
+ return a:retval
+ endif
+ call assert_equal(-999, a:findstart) " Should not reach here
+ endfunc
+ new
+ set complete=Ffunction('CompleteFail'\\,\ [-2])
+ exe "normal! ia\<C-N>"
+ %d
+ set complete=Ffunction('CompleteFail'\\,\ [-3])
+ exe "normal! ia\<C-N>"
+ bw!
+
+ func! CompleteFailIntermittent(retval, findstart, base)
+ if a:findstart
+ if g:CallCount == 2
+ let g:CallCount += 1
+ return a:retval
+ endif
+ return col('.') - 1
+ endif
+ let g:CallCount += 1
+ let res = [[], ['foo', 'fbar'], ['foo1', 'foo2'], ['foofail'], ['fooo3']]
+ return #{words: res[g:CallCount], refresh: 'always'}
+ endfunc
+ new
+ set completeopt=menuone,noselect
+ set complete=Ffunction('CompleteFailIntermittent'\\,\ [-2])
+ let g:CallCount = 0
+ exe "normal! if\<C-N>\<c-r>=complete_info([\"items\"])\<cr>"
+ call assert_match('''word'': ''foo''.*''word'': ''fbar''', getline(1))
+ call assert_equal(1, g:CallCount)
+ %d
+ let g:CallCount = 0
+ exe "normal! if\<C-N>o\<c-r>=complete_info([\"items\", \"selected\"])\<cr>"
+ call assert_match('''selected'': -1.*''word'': ''foo1''.*''word'': ''foo2''', getline(1))
+ call assert_equal(2, g:CallCount)
+ %d
+ set complete=Ffunction('CompleteFailIntermittent'\\,\ [-3])
+ let g:CallCount = 0
+ exe "normal! if\<C-N>o\<c-r>=complete_info([\"items\", \"selected\"])\<cr>"
+ call assert_match('''selected'': -1.*''word'': ''foo1''.*''word'': ''foo2''', getline(1))
+ call assert_equal(2, g:CallCount)
+ %d
+ set complete=Ffunction('CompleteFailIntermittent'\\,\ [-2])
+ " completion mode is dismissed when there are no matches in list
+ let g:CallCount = 0
+ exe "normal! if\<C-N>oo\<c-r>=complete_info([\"items\"])\<cr>"
+ call assert_equal('foo{''items'': []}', getline(1))
+ call assert_equal(3, g:CallCount)
+ %d
+ let g:CallCount = 0
+ exe "normal! if\<C-N>oo\<bs>\<c-r>=complete_info([\"items\"])\<cr>"
+ call assert_equal('fo{''items'': []}', getline(1))
+ call assert_equal(3, g:CallCount)
+ %d
+ " completion mode continues when matches from other sources present
+ set complete=.,Ffunction('CompleteFailIntermittent'\\,\ [-2])
+ call setline(1, 'fooo1')
+ let g:CallCount = 0
+ exe "normal! Gof\<C-N>oo\<c-r>=complete_info([\"items\", \"selected\"])\<cr>"
+ call assert_equal('foo{''selected'': -1, ''items'': [{''word'': ''fooo1'', ''menu'': '''', '
+ \ . '''user_data'': '''', ''info'': '''', ''kind'': '''', ''abbr'': ''''}]}',
+ \ getline(2))
+ call assert_equal(3, g:CallCount)
+ %d
+ call setline(1, 'fooo1')
+ let g:CallCount = 0
+ exe "normal! Gof\<C-N>oo\<bs>\<c-r>=complete_info([\"items\"])\<cr>"
+ call assert_match('''word'': ''fooo1''.*''word'': ''fooo3''', getline(2))
+ call assert_equal(4, g:CallCount)
+ %d
+ " refresh will stop when -3 is returned
+ set complete=.,,\ Ffunction('CompleteFailIntermittent'\\,\ [-3])
+ call setline(1, 'fooo1')
+ let g:CallCount = 0
+ exe "normal! Gof\<C-N>o\<bs>\<c-r>=complete_info([\"items\", \"selected\"])\<cr>"
+ call assert_equal('f{''selected'': -1, ''items'': [{''word'': ''fooo1'', ''menu'': '''', '
+ \ . '''user_data'': '''', ''info'': '''', ''kind'': '''', ''abbr'': ''''}]}',
+ \ getline(2))
+ call assert_equal(3, g:CallCount)
+ %d
+ call setline(1, 'fooo1')
+ let g:CallCount = 0
+ exe "normal! Gof\<C-N>oo\<bs>\<c-r>=complete_info([\"items\", \"selected\"])\<cr>"
+ call assert_equal('fo{''selected'': -1, ''items'': [{''word'': ''fooo1'', ''menu'': '''', '
+ \ . '''user_data'': '''', ''info'': '''', ''kind'': '''', ''abbr'': ''''}]}',
+ \ getline(2))
+ call assert_equal(3, g:CallCount)
+ bw!
+
+ set complete& completeopt&
+ delfunc CompleteFail
+ delfunc CompleteFailIntermittent
+endfunc
+
+" Select items before they are removed by refresh:always
+func Test_cpt_select_item_refresh_always()
+
+ func CompleteMenuWords()
+ let info = complete_info(["items", "selected"])
+ call map(info.items, {_, v -> v.word})
+ return info
+ endfunc
+
+ func! CompleteItemsSelect(compl, findstart, base)
+ if a:findstart
+ return col('.') - 1
+ endif
+ let g:CallCount += 1
+ if g:CallCount == 2
+ return #{words: a:compl, refresh: 'always'}
+ endif
+ let res = [[], ['fo', 'foobar'], [], ['foo1', 'foo2']]
+ return #{words: res[g:CallCount], refresh: 'always'}
+ endfunc
+
+ new
+ set complete=.,Ffunction('CompleteItemsSelect'\\,\ [[]])
+ call setline(1, "foobarbar")
+ let g:CallCount = 0
+ exe "normal! Gof\<c-n>\<c-n>\<c-r>=CompleteMenuWords()\<cr>"
+ call assert_equal('fo{''selected'': 1, ''items'': [''foobarbar'', ''fo'', ''foobar'']}', getline(2))
+ call assert_equal(1, g:CallCount)
+ %d
+ call setline(1, "foobarbar")
+ let g:CallCount = 0
+ exe "normal! Gof\<c-p>\<c-p>\<c-p>\<c-r>=CompleteMenuWords()\<cr>"
+ call assert_equal('fo{''selected'': 0, ''items'': [''fo'', ''foobar'', ''foobarbar'']}', getline(2))
+ call assert_equal(1, g:CallCount)
+ %d
+ call setline(1, "foobarbar")
+ let g:CallCount = 0
+ exe "normal! Gof\<c-n>\<c-n>o\<c-r>=CompleteMenuWords()\<cr>"
+ call assert_equal('foo{''selected'': -1, ''items'': []}' , getline(2))
+ call assert_equal(1, g:CallCount)
+ %d
+ call setline(1, "foobarbar")
+ let g:CallCount = 0
+ exe "normal! Gof\<c-n>\<c-n>\<bs>\<c-r>=CompleteMenuWords()\<cr>"
+ call assert_equal('f{''selected'': -1, ''items'': [''foobarbar'']}', getline(2))
+ call assert_equal(2, g:CallCount)
+ %d
+ call setline(1, "foobarbar")
+ let g:CallCount = 0
+ exe "normal! Gof\<c-p>\<c-p>\<c-p>\<bs>\<c-r>=CompleteMenuWords()\<cr>"
+ call assert_equal('f{''selected'': -1, ''items'': [''foobarbar'']}', getline(2))
+ call assert_equal(2, g:CallCount)
+
+ %d
+ set complete=.,Ffunction('CompleteItemsSelect'\\,\ [['foonext']])
+ call setline(1, "foobarbar")
+ let g:CallCount = 0
+ exe "normal! Gof\<c-n>\<c-n>\<bs>\<c-r>=CompleteMenuWords()\<cr>"
+ call assert_equal('f{''selected'': -1, ''items'': [''foobarbar'', ''foonext'']}', getline(2))
+ call assert_equal(2, g:CallCount)
+ %d
+ call setline(1, "foobarbar")
+ let g:CallCount = 0
+ exe "normal! Gof\<c-p>\<c-p>\<c-p>\<bs>\<c-r>=CompleteMenuWords()\<cr>"
+ call assert_equal('f{''selected'': -1, ''items'': [''foonext'', ''foobarbar'']}', getline(2))
+ call assert_equal(2, g:CallCount)
+
+ %d
+ call setline(1, "foob")
+ let g:CallCount = 0
+ exe "normal! Gof\<c-n>\<bs>\<c-r>=CompleteMenuWords()\<cr>"
+ call assert_equal('foo{''selected'': 0, ''items'': [''foob'', ''foonext'']}', getline(2))
+ call assert_equal(2, g:CallCount)
+ %d
+ call setline(1, "foob")
+ let g:CallCount = 0
+ exe "normal! Gof\<c-n>\<bs>\<bs>\<c-r>=CompleteMenuWords()\<cr>"
+ call assert_equal('fo{''selected'': 0, ''items'': [''foob'', ''foo1'', ''foo2'']}', getline(2))
+ call assert_equal(3, g:CallCount)
+
+ %d
+ call setline(1, "foob")
+ let g:CallCount = 0
+ exe "normal! Gof\<c-p>\<bs>\<c-r>=CompleteMenuWords()\<cr>"
+ call assert_equal('foo{''selected'': 1, ''items'': [''foonext'', ''foob'']}', getline(2))
+ call assert_equal(2, g:CallCount)
+ %d
+ call setline(1, "foob")
+ let g:CallCount = 0
+ exe "normal! Gof\<c-p>\<bs>\<bs>\<c-r>=CompleteMenuWords()\<cr>"
+ call assert_equal('fo{''selected'': 2, ''items'': [''foo1'', ''foo2'', ''foob'']}', getline(2))
+ call assert_equal(3, g:CallCount)
+
+ %d
+ set complete=.,Ffunction('CompleteItemsSelect'\\,\ [['fo'\\,\ 'foonext']])
+ call setline(1, "foobarbar")
+ let g:CallCount = 0
+ exe "normal! Gof\<c-n>\<c-n>\<bs>\<c-r>=CompleteMenuWords()\<cr>"
+ call assert_equal('f{''selected'': -1, ''items'': [''foobarbar'', ''fo'', ''foonext'']}', getline(2))
+ call assert_equal(2, g:CallCount)
+ %d
+ call setline(1, "foobarbar")
+ let g:CallCount = 0
+ exe "normal! Gof\<c-p>\<c-p>\<c-p>\<bs>\<c-r>=CompleteMenuWords()\<cr>"
+ call assert_equal('f{''selected'': -1, ''items'': [''fo'', ''foonext'', ''foobarbar'']}', getline(2))
+ call assert_equal(2, g:CallCount)
+ bw!
+
+ set complete&
+ delfunc CompleteMenuWords
+ delfunc CompleteItemsSelect
+endfunc
+
+" Test two functions together, each returning refresh:always
+func Test_cpt_multi_func_refresh_always()
+
+ func CompleteMenuMatches()
+ let info = complete_info(["matches", "selected"])
+ call map(info.matches, {_, v -> v.word})
+ return info
+ endfunc
+
+ func! CompleteItems1(findstart, base)
+ if a:findstart
+ return col('.') - 1
+ endif
+ let g:CallCount1 += 1
+ let res = [[], [], ['foo1', 'foobar1'], [], ['foo11', 'foo12'], [], ['foo13', 'foo14']]
+ return #{words: res[g:CallCount1], refresh: 'always'}
+ endfunc
+
+ func! CompleteItems2(findstart, base)
+ if a:findstart
+ return col('.') - 1
+ endif
+ let g:CallCount2 += 1
+ let res = [[], [], [], ['foo2', 'foobar2'], ['foo21', 'foo22'], ['foo23'], []]
+ return #{words: res[g:CallCount2], refresh: 'always'}
+ endfunc
+
+ set complete=
+ exe "normal! if\<C-N>\<c-r>=CompleteMenuMatches()\<cr>"
+ " \x0e is <c-n>
+ call assert_equal("f\x0e" . '{''matches'': [], ''selected'': -1}', getline(1))
+
+ set completeopt=menuone,noselect
+ set complete=FCompleteItems1,FCompleteItems2
+
+ new
+ let g:CallCount1 = 0
+ let g:CallCount2 = 0
+ exe "normal! if\<c-n>o\<c-n>o\<c-r>=CompleteMenuMatches()\<cr>"
+ call assert_equal('foo{''matches'': [''foo2'', ''foobar2''], ''selected'': -1}', getline(1))
+ call assert_equal(3, g:CallCount1)
+ call assert_equal(3, g:CallCount2)
+ %d
+ let g:CallCount1 = 0
+ let g:CallCount2 = 0
+ exe "normal! if\<c-p>o\<c-p>o\<c-r>=CompleteMenuMatches()\<cr>"
+ call assert_equal('foo{''matches'': [''foo2'', ''foobar2''], ''selected'': -1}', getline(1))
+ call assert_equal(3, g:CallCount1)
+ call assert_equal(3, g:CallCount2)
+ %d
+ let g:CallCount1 = 0
+ let g:CallCount2 = 0
+ exe "normal! if\<c-p>\<c-r>=CompleteMenuMatches()\<cr>"
+ call assert_equal('f{''matches'': [], ''selected'': -1}', getline(1))
+ call assert_equal(1, g:CallCount1)
+ call assert_equal(1, g:CallCount2)
+ %d
+ let g:CallCount1 = 1
+ let g:CallCount2 = 1
+ exe "normal! if\<c-n>\<c-r>=CompleteMenuMatches()\<cr>"
+ call assert_equal('f{''matches'': [''foo1'', ''foobar1''], ''selected'': -1}', getline(1))
+ call assert_equal(2, g:CallCount2)
+ call assert_equal(2, g:CallCount2)
+ %d
+ let g:CallCount1 = 1
+ let g:CallCount2 = 1
+ exe "normal! if\<c-n>o\<c-r>=CompleteMenuMatches()\<cr>"
+ call assert_equal('fo{''matches'': [''foo2'', ''foobar2''], ''selected'': -1}', getline(1))
+ call assert_equal(3, g:CallCount2)
+ call assert_equal(3, g:CallCount2)
+ %d
+ let g:CallCount1 = 1
+ let g:CallCount2 = 1
+ exe "normal! if\<c-p>o\<c-r>=CompleteMenuMatches()\<cr>"
+ call assert_equal('fo{''matches'': [''foo2'', ''foobar2''], ''selected'': -1}', getline(1))
+ call assert_equal(3, g:CallCount2)
+ call assert_equal(3, g:CallCount2)
+ %d
+ let g:CallCount1 = 1
+ let g:CallCount2 = 1
+ exe "normal! if\<c-n>oo\<c-r>=CompleteMenuMatches()\<cr>"
+ call assert_equal('foo{''matches'': [''foo11'', ''foo12'', ''foo21'', ''foo22''], ''selected'': -1}', getline(1))
+ call assert_equal(4, g:CallCount2)
+ call assert_equal(4, g:CallCount2)
+ %d
+ let g:CallCount1 = 1
+ let g:CallCount2 = 1
+ exe "normal! if\<c-n>oo\<bs>\<c-r>=CompleteMenuMatches()\<cr>"
+ call assert_equal('fo{''matches'': [''foo23''], ''selected'': -1}', getline(1))
+ call assert_equal(5, g:CallCount2)
+ call assert_equal(5, g:CallCount2)
+ %d
+ let g:CallCount1 = 1
+ let g:CallCount2 = 1
+ exe "normal! if\<c-p>oo\<bs>\<c-r>=CompleteMenuMatches()\<cr>"
+ call assert_equal('fo{''matches'': [''foo23''], ''selected'': -1}', getline(1))
+ call assert_equal(5, g:CallCount2)
+ call assert_equal(5, g:CallCount2)
+ %d
+ let g:CallCount1 = 1
+ let g:CallCount2 = 1
+ exe "normal! if\<c-n>oo\<bs>o\<c-r>=CompleteMenuMatches()\<cr>"
+ call assert_equal('foo{''matches'': [''foo13'', ''foo14''], ''selected'': -1}', getline(1))
+ call assert_equal(6, g:CallCount2)
+ call assert_equal(6, g:CallCount2)
+ bw!
+
+ set complete& completeopt&
+ delfunc CompleteMenuMatches
+ delfunc CompleteItems1
+ delfunc CompleteItems2
+endfunc
+
+" Test for completing from a thesaurus file without read permission
+func Test_complete_unreadable_thesaurus_file()
+ CheckUnix
+ CheckNotRoot
+
+ call writefile(['about', 'above'], 'Xunrfile', 'D')
+ call setfperm('Xunrfile', '---r--r--')
+ new
+ set complete=sXfile
+ exe "normal! ia\<C-P>"
+ call assert_equal('a', getline(1))
+
+ bw!
+ set complete&
+endfunc
+
+" Test to ensure 'Scanning...' messages are not recorded in messages history
+func Test_z1_complete_no_history()
+ new
+ messages clear
+ let currmess = execute('messages')
+ setlocal dictionary=README.txt
+ exe "normal owh\<C-X>\<C-K>"
+ exe "normal owh\<C-N>"
+ call assert_equal(currmess, execute('messages'))
+ bwipe!
+endfunc
+
+" A mapping is not used for the key after CTRL-X.
+func Test_no_mapping_for_ctrl_x_key()
+ new
+ inoremap <buffer> <C-K> <Cmd>let was_mapped = 'yes'<CR>
+ setlocal dictionary=README.txt
+ call feedkeys("aexam\<C-X>\<C-K> ", 'xt')
+ call assert_equal('example ', getline(1))
+ call assert_false(exists('was_mapped'))
+ bwipe!
+endfunc
+
+" Test for different ways of setting a function in 'complete' option
+func Test_cpt_func_callback()
+ func CompleteFunc1(callnr, findstart, base)
+ call add(g:CompleteFunc1Args, [a:callnr, a:findstart, a:base])
+ return a:findstart ? 0 : []
+ endfunc
+ func CompleteFunc2(findstart, base)
+ call add(g:CompleteFunc2Args, [a:findstart, a:base])
+ return a:findstart ? 0 : []
+ endfunc
+
+ let lines =<< trim END
+ #" Test for using a global function name
+ set complete=Fg:CompleteFunc2
+ new
+ call setline(1, 'global')
+ LET g:CompleteFunc2Args = []
+ call feedkeys("A\<C-N>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'global']], g:CompleteFunc2Args)
+ set complete&
+ bw!
+
+ #" Test for using a function()
+ set complete=Ffunction('g:CompleteFunc1'\\,\ [10])
+ new
+ call setline(1, 'one')
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-N>\<Esc>", 'x')
+ call assert_equal([[10, 1, ''], [10, 0, 'one']], g:CompleteFunc1Args)
+ set complete&
+ bw!
+
+ #" Using a funcref variable
+ set complete=Ffuncref('g:CompleteFunc1'\\,\ [11])
+ new
+ call setline(1, 'two')
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-N>\<Esc>", 'x')
+ call assert_equal([[11, 1, ''], [11, 0, 'two']], g:CompleteFunc1Args)
+ set complete&
+ bw!
+
+ END
+ call v9.CheckLegacyAndMNV9Success(lines)
+
+ " Test for using a script-local function name
+ func s:CompleteFunc3(findstart, base)
+ call add(g:CompleteFunc3Args, [a:findstart, a:base])
+ return a:findstart ? 0 : []
+ endfunc
+ set complete=Fs:CompleteFunc3
+ new
+ call setline(1, 'script1')
+ let g:CompleteFunc3Args = []
+ call feedkeys("A\<C-N>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'script1']], g:CompleteFunc3Args)
+ set complete&
+ bw!
+
+ let &complete = 'Fs:CompleteFunc3'
+ new
+ call setline(1, 'script2')
+ let g:CompleteFunc3Args = []
+ call feedkeys("A\<C-N>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'script2']], g:CompleteFunc3Args)
+ bw!
+ delfunc s:CompleteFunc3
+ set complete&
+
+ " In MNV9 script s: can be omitted
+ let lines =<< trim END
+ mnv9script
+ var CompleteFunc4Args = []
+ def CompleteFunc4(findstart: bool, base: string): any
+ add(CompleteFunc4Args, [findstart, base])
+ return findstart ? 0 : []
+ enddef
+ set complete=FCompleteFunc4
+ new
+ setline(1, 'script1')
+ feedkeys("A\<C-N>\<Esc>", 'x')
+ assert_equal([[1, ''], [0, 'script1']], CompleteFunc4Args)
+ set complete&
+ bw!
+ END
+ call v9.CheckScriptSuccess(lines)
+
+ " MNV9 tests
+ let lines =<< trim END
+ mnv9script
+
+ def MNV9CompleteFunc(callnr: number, findstart: number, base: string): any
+ add(g:MNV9completeFuncArgs, [callnr, findstart, base])
+ return findstart ? 0 : []
+ enddef
+
+ # Test for using a def function with completefunc
+ set complete=Ffunction('MNV9CompleteFunc'\\,\ [60])
+ new | only
+ setline(1, 'one')
+ g:MNV9completeFuncArgs = []
+ feedkeys("A\<C-N>\<Esc>", 'x')
+ assert_equal([[60, 1, ''], [60, 0, 'one']], g:MNV9completeFuncArgs)
+ bw!
+
+ # Test for using a global function name
+ &complete = 'Fg:CompleteFunc2'
+ new | only
+ setline(1, 'two')
+ g:CompleteFunc2Args = []
+ feedkeys("A\<C-N>\<Esc>", 'x')
+ assert_equal([[1, ''], [0, 'two']], g:CompleteFunc2Args)
+ bw!
+
+ # Test for using a script-local function name
+ def LocalCompleteFunc(findstart: number, base: string): any
+ add(g:LocalCompleteFuncArgs, [findstart, base])
+ return findstart ? 0 : []
+ enddef
+ &complete = 'FLocalCompleteFunc'
+ new | only
+ setline(1, 'three')
+ g:LocalCompleteFuncArgs = []
+ feedkeys("A\<C-N>\<Esc>", 'x')
+ assert_equal([[1, ''], [0, 'three']], g:LocalCompleteFuncArgs)
+ bw!
+ END
+ call v9.CheckScriptSuccess(lines)
+
+ " cleanup
+ set completefunc& complete&
+ delfunc CompleteFunc1
+ delfunc CompleteFunc2
+ unlet g:CompleteFunc1Args g:CompleteFunc2Args
+ %bw!
+endfunc
+
+" Test for different ways of setting the 'completefunc' option
+func Test_completefunc_callback()
+ func CompleteFunc1(callnr, findstart, base)
+ call add(g:CompleteFunc1Args, [a:callnr, a:findstart, a:base])
+ return a:findstart ? 0 : []
+ endfunc
+ func CompleteFunc2(findstart, base)
+ call add(g:CompleteFunc2Args, [a:findstart, a:base])
+ return a:findstart ? 0 : []
+ endfunc
+
+ let lines =<< trim END
+ #" Test for using a global function name
+ LET &completefunc = 'g:CompleteFunc2'
+ new
+ call setline(1, 'global')
+ LET g:CompleteFunc2Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'global']], g:CompleteFunc2Args)
+ bw!
+
+ #" Test for using a function()
+ set completefunc=function('g:CompleteFunc1',\ [10])
+ new
+ call setline(1, 'one')
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[10, 1, ''], [10, 0, 'one']], g:CompleteFunc1Args)
+ bw!
+
+ #" Using a funcref variable to set 'completefunc'
+ VAR Fn = function('g:CompleteFunc1', [11])
+ LET &completefunc = Fn
+ new
+ call setline(1, 'two')
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[11, 1, ''], [11, 0, 'two']], g:CompleteFunc1Args)
+ bw!
+
+ #" Using string(funcref_variable) to set 'completefunc'
+ LET Fn = function('g:CompleteFunc1', [12])
+ LET &completefunc = string(Fn)
+ new
+ call setline(1, 'two')
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[12, 1, ''], [12, 0, 'two']], g:CompleteFunc1Args)
+ bw!
+
+ #" Test for using a funcref()
+ set completefunc=funcref('g:CompleteFunc1',\ [13])
+ new
+ call setline(1, 'three')
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[13, 1, ''], [13, 0, 'three']], g:CompleteFunc1Args)
+ bw!
+
+ #" Using a funcref variable to set 'completefunc'
+ LET Fn = funcref('g:CompleteFunc1', [14])
+ LET &completefunc = Fn
+ new
+ call setline(1, 'four')
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[14, 1, ''], [14, 0, 'four']], g:CompleteFunc1Args)
+ bw!
+
+ #" Using a string(funcref_variable) to set 'completefunc'
+ LET Fn = funcref('g:CompleteFunc1', [15])
+ LET &completefunc = string(Fn)
+ new
+ call setline(1, 'four')
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[15, 1, ''], [15, 0, 'four']], g:CompleteFunc1Args)
+ bw!
+
+ #" Test for using a lambda function with set
+ VAR optval = "LSTART a, b LMIDDLE g:CompleteFunc1(16, a, b) LEND"
+ LET optval = substitute(optval, ' ', '\\ ', 'g')
+ exe "set completefunc=" .. optval
+ new
+ call setline(1, 'five')
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[16, 1, ''], [16, 0, 'five']], g:CompleteFunc1Args)
+ bw!
+
+ #" Set 'completefunc' to a lambda expression
+ LET &completefunc = LSTART a, b LMIDDLE g:CompleteFunc1(17, a, b) LEND
+ new
+ call setline(1, 'six')
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[17, 1, ''], [17, 0, 'six']], g:CompleteFunc1Args)
+ bw!
+
+ #" Set 'completefunc' to string(lambda_expression)
+ LET &completefunc = 'LSTART a, b LMIDDLE g:CompleteFunc1(18, a, b) LEND'
+ new
+ call setline(1, 'six')
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[18, 1, ''], [18, 0, 'six']], g:CompleteFunc1Args)
+ bw!
+
+ #" Set 'completefunc' to a variable with a lambda expression
+ VAR Lambda = LSTART a, b LMIDDLE g:CompleteFunc1(19, a, b) LEND
+ LET &completefunc = Lambda
+ new
+ call setline(1, 'seven')
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[19, 1, ''], [19, 0, 'seven']], g:CompleteFunc1Args)
+ bw!
+
+ #" Set 'completefunc' to a string(variable with a lambda expression)
+ LET Lambda = LSTART a, b LMIDDLE g:CompleteFunc1(20, a, b) LEND
+ LET &completefunc = string(Lambda)
+ new
+ call setline(1, 'seven')
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[20, 1, ''], [20, 0, 'seven']], g:CompleteFunc1Args)
+ bw!
+
+ #" Test for using a lambda function with incorrect return value
+ LET Lambda = LSTART a, b LMIDDLE strlen(a) LEND
+ LET &completefunc = Lambda
+ new
+ call setline(1, 'eight')
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ bw!
+
+ #" Test for clearing the 'completefunc' option
+ set completefunc=''
+ set completefunc&
+ call assert_fails("set completefunc=function('abc')", "E700:")
+ call assert_fails("set completefunc=funcref('abc')", "E700:")
+
+ #" set 'completefunc' to a non-existing function
+ set completefunc=g:CompleteFunc2
+ call setline(1, 'five')
+ call assert_fails("set completefunc=function('NonExistingFunc')", 'E700:')
+ call assert_fails("LET &completefunc = function('NonExistingFunc')", 'E700:')
+ LET g:CompleteFunc2Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'five']], g:CompleteFunc2Args)
+ bw!
+
+ #" :setlocal and :setglobal
+ set complete=F completefunc&
+ setlocal completefunc=function('g:CompleteFunc1',\ [22])
+ call setline(1, 'sun')
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[22, 1, ''], [22, 0, 'sun']], g:CompleteFunc1Args)
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-N>\<Esc>", 'x')
+ call assert_equal([[22, 1, ''], [22, 0, 'sun']], g:CompleteFunc1Args)
+ new
+ call setline(1, 'sun')
+ LET g:CompleteFunc1Args = []
+ call assert_fails('call feedkeys("A\<C-X>\<C-U>\<Esc>", "x")', 'E764:')
+ call assert_equal([], g:CompleteFunc1Args)
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-N>\<Esc>", 'x')
+ call assert_equal([], g:CompleteFunc1Args)
+ bw!
+ setglobal completefunc=function('g:CompleteFunc1',\ [23])
+ call setline(1, 'sun')
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[22, 1, ''], [22, 0, 'sun']], g:CompleteFunc1Args)
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-N>\<Esc>", 'x')
+ call assert_equal([[22, 1, ''], [22, 0, 'sun']], g:CompleteFunc1Args)
+ setlocal completefunc&
+ call setline(1, 'sun')
+ LET g:CompleteFunc1Args = []
+ call assert_fails('call feedkeys("A\<C-X>\<C-U>\<Esc>", "x")', 'E764:')
+ call assert_equal([], g:CompleteFunc1Args)
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-N>\<Esc>", 'x')
+ call assert_equal([], g:CompleteFunc1Args)
+ new
+ call setline(1, 'sun')
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[23, 1, ''], [23, 0, 'sun']], g:CompleteFunc1Args)
+ LET g:CompleteFunc1Args = []
+ call feedkeys("A\<C-N>\<Esc>", 'x')
+ call assert_equal([[23, 1, ''], [23, 0, 'sun']], g:CompleteFunc1Args)
+ set complete& completefunc&
+ :%bw!
+ END
+ call v9.CheckLegacyAndMNV9Success(lines)
+
+ " Test for using a script-local function name
+ func s:CompleteFunc3(findstart, base)
+ call add(g:CompleteFunc3Args, [a:findstart, a:base])
+ return a:findstart ? 0 : []
+ endfunc
+ set completefunc=s:CompleteFunc3
+ new
+ call setline(1, 'script1')
+ let g:CompleteFunc3Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'script1']], g:CompleteFunc3Args)
+ bw!
+
+ let &completefunc = 's:CompleteFunc3'
+ new
+ call setline(1, 'script2')
+ let g:CompleteFunc3Args = []
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'script2']], g:CompleteFunc3Args)
+ bw!
+ delfunc s:CompleteFunc3
+
+ " In MNV9 script s: can be omitted
+ let lines =<< trim END
+ mnv9script
+ var CompleteFunc4Args = []
+ def CompleteFunc4(findstart: bool, base: string): any
+ add(CompleteFunc4Args, [findstart, base])
+ return findstart ? 0 : []
+ enddef
+ set completefunc=CompleteFunc4
+ new
+ setline(1, 'script1')
+ feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ assert_equal([[1, ''], [0, 'script1']], CompleteFunc4Args)
+ bw!
+ END
+ call v9.CheckScriptSuccess(lines)
+
+ " invalid return value
+ let &completefunc = {a -> 'abc'}
+ call feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+
+ " Using MNV9 lambda expression in legacy context should fail
+ set completefunc=(a,\ b)\ =>\ g:CompleteFunc1(21,\ a,\ b)
+ new | only
+ let g:CompleteFunc1Args = []
+ call assert_fails('call feedkeys("A\<C-X>\<C-U>\<Esc>", "x")', 'E117:')
+ call assert_equal([], g:CompleteFunc1Args)
+
+ " set 'completefunc' to a partial with dict. This used to cause a crash.
+ func SetCompleteFunc()
+ let params = {'complete': function('g:DictCompleteFunc')}
+ let &completefunc = params.complete
+ endfunc
+ func g:DictCompleteFunc(_) dict
+ endfunc
+ call SetCompleteFunc()
+ new
+ call SetCompleteFunc()
+ bw
+ call test_garbagecollect_now()
+ new
+ set completefunc=
+ wincmd w
+ set completefunc=
+ %bw!
+ delfunc g:DictCompleteFunc
+ delfunc SetCompleteFunc
+
+ " MNV9 tests
+ let lines =<< trim END
+ mnv9script
+
+ def MNV9CompleteFunc(callnr: number, findstart: number, base: string): any
+ add(g:MNV9completeFuncArgs, [callnr, findstart, base])
+ return findstart ? 0 : []
+ enddef
+
+ # Test for using a def function with completefunc
+ set completefunc=function('MNV9CompleteFunc',\ [60])
+ new | only
+ setline(1, 'one')
+ g:MNV9completeFuncArgs = []
+ feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ assert_equal([[60, 1, ''], [60, 0, 'one']], g:MNV9completeFuncArgs)
+ bw!
+
+ # Test for using a global function name
+ &completefunc = g:CompleteFunc2
+ new | only
+ setline(1, 'two')
+ g:CompleteFunc2Args = []
+ feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ assert_equal([[1, ''], [0, 'two']], g:CompleteFunc2Args)
+ bw!
+
+ # Test for using a script-local function name
+ def LocalCompleteFunc(findstart: number, base: string): any
+ add(g:LocalCompleteFuncArgs, [findstart, base])
+ return findstart ? 0 : []
+ enddef
+ &completefunc = LocalCompleteFunc
+ new | only
+ setline(1, 'three')
+ g:LocalCompleteFuncArgs = []
+ feedkeys("A\<C-X>\<C-U>\<Esc>", 'x')
+ assert_equal([[1, ''], [0, 'three']], g:LocalCompleteFuncArgs)
+ bw!
+ END
+ call v9.CheckScriptSuccess(lines)
+
+ " cleanup
+ set completefunc&
+ delfunc CompleteFunc1
+ delfunc CompleteFunc2
+ unlet g:CompleteFunc1Args g:CompleteFunc2Args
+ %bw!
+endfunc
+
+" Test for different ways of setting the 'omnifunc' option
+func Test_omnifunc_callback()
+ func OmniFunc1(callnr, findstart, base)
+ call add(g:OmniFunc1Args, [a:callnr, a:findstart, a:base])
+ return a:findstart ? 0 : []
+ endfunc
+ func OmniFunc2(findstart, base)
+ call add(g:OmniFunc2Args, [a:findstart, a:base])
+ return a:findstart ? 0 : []
+ endfunc
+
+ let lines =<< trim END
+ #" Test for using a function name
+ LET &omnifunc = 'g:OmniFunc2'
+ new
+ call setline(1, 'zero')
+ LET g:OmniFunc2Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'zero']], g:OmniFunc2Args)
+ bw!
+
+ #" Test for using a function()
+ set omnifunc=function('g:OmniFunc1',\ [10])
+ new
+ call setline(1, 'one')
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[10, 1, ''], [10, 0, 'one']], g:OmniFunc1Args)
+ bw!
+
+ #" Using a funcref variable to set 'omnifunc'
+ VAR Fn = function('g:OmniFunc1', [11])
+ LET &omnifunc = Fn
+ new
+ call setline(1, 'two')
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[11, 1, ''], [11, 0, 'two']], g:OmniFunc1Args)
+ bw!
+
+ #" Using a string(funcref_variable) to set 'omnifunc'
+ LET Fn = function('g:OmniFunc1', [12])
+ LET &omnifunc = string(Fn)
+ new
+ call setline(1, 'two')
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[12, 1, ''], [12, 0, 'two']], g:OmniFunc1Args)
+ bw!
+
+ #" Test for using a funcref()
+ set omnifunc=funcref('g:OmniFunc1',\ [13])
+ new
+ call setline(1, 'three')
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[13, 1, ''], [13, 0, 'three']], g:OmniFunc1Args)
+ bw!
+
+ #" Use let to set 'omnifunc' to a funcref
+ LET Fn = funcref('g:OmniFunc1', [14])
+ LET &omnifunc = Fn
+ new
+ call setline(1, 'four')
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[14, 1, ''], [14, 0, 'four']], g:OmniFunc1Args)
+ bw!
+
+ #" Using a string(funcref) to set 'omnifunc'
+ LET Fn = funcref("g:OmniFunc1", [15])
+ LET &omnifunc = string(Fn)
+ new
+ call setline(1, 'four')
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[15, 1, ''], [15, 0, 'four']], g:OmniFunc1Args)
+ bw!
+
+ #" Test for using a lambda function with set
+ VAR optval = "LSTART a, b LMIDDLE g:OmniFunc1(16, a, b) LEND"
+ LET optval = substitute(optval, ' ', '\\ ', 'g')
+ exe "set omnifunc=" .. optval
+ new
+ call setline(1, 'five')
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[16, 1, ''], [16, 0, 'five']], g:OmniFunc1Args)
+ bw!
+
+ #" Set 'omnifunc' to a lambda expression
+ LET &omnifunc = LSTART a, b LMIDDLE g:OmniFunc1(17, a, b) LEND
+ new
+ call setline(1, 'six')
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[17, 1, ''], [17, 0, 'six']], g:OmniFunc1Args)
+ bw!
+
+ #" Set 'omnifunc' to a string(lambda_expression)
+ LET &omnifunc = 'LSTART a, b LMIDDLE g:OmniFunc1(18, a, b) LEND'
+ new
+ call setline(1, 'six')
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[18, 1, ''], [18, 0, 'six']], g:OmniFunc1Args)
+ bw!
+
+ #" Set 'omnifunc' to a variable with a lambda expression
+ VAR Lambda = LSTART a, b LMIDDLE g:OmniFunc1(19, a, b) LEND
+ LET &omnifunc = Lambda
+ new
+ call setline(1, 'seven')
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[19, 1, ''], [19, 0, 'seven']], g:OmniFunc1Args)
+ bw!
+
+ #" Set 'omnifunc' to a string(variable with a lambda expression)
+ LET Lambda = LSTART a, b LMIDDLE g:OmniFunc1(20, a, b) LEND
+ LET &omnifunc = string(Lambda)
+ new
+ call setline(1, 'seven')
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[20, 1, ''], [20, 0, 'seven']], g:OmniFunc1Args)
+ bw!
+
+ #" Test for using a lambda function with incorrect return value
+ LET Lambda = LSTART a, b LMIDDLE strlen(a) LEND
+ LET &omnifunc = Lambda
+ new
+ call setline(1, 'eight')
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ bw!
+
+ #" Test for clearing the 'omnifunc' option
+ set omnifunc=''
+ set omnifunc&
+ call assert_fails("set omnifunc=function('abc')", "E700:")
+ call assert_fails("set omnifunc=funcref('abc')", "E700:")
+
+ #" set 'omnifunc' to a non-existing function
+ set omnifunc=g:OmniFunc2
+ call setline(1, 'nine')
+ call assert_fails("set omnifunc=function('NonExistingFunc')", 'E700:')
+ call assert_fails("LET &omnifunc = function('NonExistingFunc')", 'E700:')
+ LET g:OmniFunc2Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'nine']], g:OmniFunc2Args)
+ bw!
+
+ #" :setlocal and :setglobal
+ set complete=o omnifunc&
+ setlocal omnifunc=function('g:OmniFunc1',\ [22])
+ call setline(1, 'sun')
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[22, 1, ''], [22, 0, 'sun']], g:OmniFunc1Args)
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-N>\<Esc>", 'x')
+ call assert_equal([[22, 1, ''], [22, 0, 'sun']], g:OmniFunc1Args)
+ new
+ call setline(1, 'sun')
+ LET g:OmniFunc1Args = []
+ call assert_fails('call feedkeys("A\<C-X>\<C-O>\<Esc>", "x")', 'E764:')
+ call assert_equal([], g:OmniFunc1Args)
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-N>\<Esc>", 'x')
+ call assert_equal([], g:OmniFunc1Args)
+ bw!
+ setglobal omnifunc=function('g:OmniFunc1',\ [23])
+ call setline(1, 'sun')
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[22, 1, ''], [22, 0, 'sun']], g:OmniFunc1Args)
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-N>\<Esc>", 'x')
+ call assert_equal([[22, 1, ''], [22, 0, 'sun']], g:OmniFunc1Args)
+ setlocal omnifunc&
+ call setline(1, 'sun')
+ LET g:OmniFunc1Args = []
+ call assert_fails('call feedkeys("A\<C-X>\<C-O>\<Esc>", "x")', 'E764:')
+ call assert_equal([], g:OmniFunc1Args)
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-N>\<Esc>", 'x')
+ call assert_equal([], g:OmniFunc1Args)
+ new
+ call setline(1, 'sun')
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[23, 1, ''], [23, 0, 'sun']], g:OmniFunc1Args)
+ LET g:OmniFunc1Args = []
+ call feedkeys("A\<C-N>\<Esc>", 'x')
+ call assert_equal([[23, 1, ''], [23, 0, 'sun']], g:OmniFunc1Args)
+ set complete& omnifunc&
+ :%bw!
+ END
+ call v9.CheckLegacyAndMNV9Success(lines)
+
+ " Test for using a script-local function name
+ func s:OmniFunc3(findstart, base)
+ call add(g:OmniFunc3Args, [a:findstart, a:base])
+ return a:findstart ? 0 : []
+ endfunc
+ set omnifunc=s:OmniFunc3
+ new
+ call setline(1, 'script1')
+ let g:OmniFunc3Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'script1']], g:OmniFunc3Args)
+ bw!
+
+ set complete=Fs:OmniFunc3
+ new
+ call setline(1, 'script1')
+ let g:OmniFunc3Args = []
+ call feedkeys("A\<C-N>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'script1']], g:OmniFunc3Args)
+ bw!
+ set complete&
+
+ let &omnifunc = 's:OmniFunc3'
+ new
+ call setline(1, 'script2')
+ let g:OmniFunc3Args = []
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'script2']], g:OmniFunc3Args)
+ bw!
+ delfunc s:OmniFunc3
+
+ " invalid return value
+ let &omnifunc = {a -> 'abc'}
+ call feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+
+ " Using MNV9 lambda expression in legacy context should fail
+ set omnifunc=(a,\ b)\ =>\ OmniFunc1(21,\ a,\ b)
+ new | only
+ let g:OmniFunc1Args = []
+ call assert_fails('call feedkeys("A\<C-X>\<C-O>\<Esc>", "x")', 'E117:')
+ call assert_equal([], g:OmniFunc1Args)
+
+ " set 'omnifunc' to a partial with dict. This used to cause a crash.
+ func SetOmniFunc()
+ let params = {'omni': function('g:DictOmniFunc')}
+ let &omnifunc = params.omni
+ endfunc
+ func g:DictOmniFunc(_) dict
+ endfunc
+ call SetOmniFunc()
+ new
+ call SetOmniFunc()
+ bw
+ call test_garbagecollect_now()
+ new
+ set omnifunc=
+ wincmd w
+ set omnifunc=
+ %bw!
+ delfunc g:DictOmniFunc
+ delfunc SetOmniFunc
+
+ " MNV9 tests
+ let lines =<< trim END
+ mnv9script
+
+ def MNV9omniFunc(callnr: number, findstart: number, base: string): any
+ add(g:MNV9omniFunc_Args, [callnr, findstart, base])
+ return findstart ? 0 : []
+ enddef
+
+ # Test for using a def function with omnifunc
+ set omnifunc=function('MNV9omniFunc',\ [60])
+ new | only
+ setline(1, 'one')
+ g:MNV9omniFunc_Args = []
+ feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ assert_equal([[60, 1, ''], [60, 0, 'one']], g:MNV9omniFunc_Args)
+ bw!
+
+ # Test for using a global function name
+ &omnifunc = g:OmniFunc2
+ new | only
+ setline(1, 'two')
+ g:OmniFunc2Args = []
+ feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ assert_equal([[1, ''], [0, 'two']], g:OmniFunc2Args)
+ bw!
+
+ # Test for using a script-local function name
+ def LocalOmniFunc(findstart: number, base: string): any
+ add(g:LocalOmniFuncArgs, [findstart, base])
+ return findstart ? 0 : []
+ enddef
+ &omnifunc = LocalOmniFunc
+ new | only
+ setline(1, 'three')
+ g:LocalOmniFuncArgs = []
+ feedkeys("A\<C-X>\<C-O>\<Esc>", 'x')
+ assert_equal([[1, ''], [0, 'three']], g:LocalOmniFuncArgs)
+ bw!
+ END
+ call v9.CheckScriptSuccess(lines)
+
+ " cleanup
+ set omnifunc&
+ delfunc OmniFunc1
+ delfunc OmniFunc2
+ unlet g:OmniFunc1Args g:OmniFunc2Args
+ %bw!
+endfunc
+
+" Test for different ways of setting the 'thesaurusfunc' option
+func Test_thesaurusfunc_callback()
+ func TsrFunc1(callnr, findstart, base)
+ call add(g:TsrFunc1Args, [a:callnr, a:findstart, a:base])
+ return a:findstart ? 0 : []
+ endfunc
+ func TsrFunc2(findstart, base)
+ call add(g:TsrFunc2Args, [a:findstart, a:base])
+ return a:findstart ? 0 : ['sunday']
+ endfunc
+
+ let lines =<< trim END
+ #" Test for using a function name
+ LET &thesaurusfunc = 'g:TsrFunc2'
+ new
+ call setline(1, 'zero')
+ LET g:TsrFunc2Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'zero']], g:TsrFunc2Args)
+ bw!
+
+ #" Test for using a function()
+ set thesaurusfunc=function('g:TsrFunc1',\ [10])
+ new
+ call setline(1, 'one')
+ LET g:TsrFunc1Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[10, 1, ''], [10, 0, 'one']], g:TsrFunc1Args)
+ bw!
+
+ #" Using a funcref variable to set 'thesaurusfunc'
+ VAR Fn = function('g:TsrFunc1', [11])
+ LET &thesaurusfunc = Fn
+ new
+ call setline(1, 'two')
+ LET g:TsrFunc1Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[11, 1, ''], [11, 0, 'two']], g:TsrFunc1Args)
+ bw!
+
+ #" Using a string(funcref_variable) to set 'thesaurusfunc'
+ LET Fn = function('g:TsrFunc1', [12])
+ LET &thesaurusfunc = string(Fn)
+ new
+ call setline(1, 'two')
+ LET g:TsrFunc1Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[12, 1, ''], [12, 0, 'two']], g:TsrFunc1Args)
+ bw!
+
+ #" Test for using a funcref()
+ set thesaurusfunc=funcref('g:TsrFunc1',\ [13])
+ new
+ call setline(1, 'three')
+ LET g:TsrFunc1Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[13, 1, ''], [13, 0, 'three']], g:TsrFunc1Args)
+ bw!
+
+ #" Using a funcref variable to set 'thesaurusfunc'
+ LET Fn = funcref('g:TsrFunc1', [14])
+ LET &thesaurusfunc = Fn
+ new
+ call setline(1, 'four')
+ LET g:TsrFunc1Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[14, 1, ''], [14, 0, 'four']], g:TsrFunc1Args)
+ bw!
+
+ #" Using a string(funcref_variable) to set 'thesaurusfunc'
+ LET Fn = funcref('g:TsrFunc1', [15])
+ LET &thesaurusfunc = string(Fn)
+ new
+ call setline(1, 'four')
+ LET g:TsrFunc1Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[15, 1, ''], [15, 0, 'four']], g:TsrFunc1Args)
+ bw!
+
+ #" Test for using a lambda function
+ VAR optval = "LSTART a, b LMIDDLE g:TsrFunc1(16, a, b) LEND"
+ LET optval = substitute(optval, ' ', '\\ ', 'g')
+ exe "set thesaurusfunc=" .. optval
+ new
+ call setline(1, 'five')
+ LET g:TsrFunc1Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[16, 1, ''], [16, 0, 'five']], g:TsrFunc1Args)
+ bw!
+
+ #" Test for using a lambda function with set
+ LET &thesaurusfunc = LSTART a, b LMIDDLE g:TsrFunc1(17, a, b) LEND
+ new
+ call setline(1, 'six')
+ LET g:TsrFunc1Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[17, 1, ''], [17, 0, 'six']], g:TsrFunc1Args)
+ bw!
+
+ #" Set 'thesaurusfunc' to a string(lambda expression)
+ LET &thesaurusfunc = 'LSTART a, b LMIDDLE g:TsrFunc1(18, a, b) LEND'
+ new
+ call setline(1, 'six')
+ LET g:TsrFunc1Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[18, 1, ''], [18, 0, 'six']], g:TsrFunc1Args)
+ bw!
+
+ #" Set 'thesaurusfunc' to a variable with a lambda expression
+ VAR Lambda = LSTART a, b LMIDDLE g:TsrFunc1(19, a, b) LEND
+ LET &thesaurusfunc = Lambda
+ new
+ call setline(1, 'seven')
+ LET g:TsrFunc1Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[19, 1, ''], [19, 0, 'seven']], g:TsrFunc1Args)
+ bw!
+
+ #" Set 'thesaurusfunc' to a string(variable with a lambda expression)
+ LET Lambda = LSTART a, b LMIDDLE g:TsrFunc1(20, a, b) LEND
+ LET &thesaurusfunc = string(Lambda)
+ new
+ call setline(1, 'seven')
+ LET g:TsrFunc1Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[20, 1, ''], [20, 0, 'seven']], g:TsrFunc1Args)
+ bw!
+
+ #" Test for using a lambda function with incorrect return value
+ LET Lambda = LSTART a, b LMIDDLE strlen(a) LEND
+ LET &thesaurusfunc = Lambda
+ new
+ call setline(1, 'eight')
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ bw!
+
+ #" Test for clearing the 'thesaurusfunc' option
+ set thesaurusfunc=''
+ set thesaurusfunc&
+ call assert_fails("set thesaurusfunc=function('abc')", "E700:")
+ call assert_fails("set thesaurusfunc=funcref('abc')", "E700:")
+
+ #" set 'thesaurusfunc' to a non-existing function
+ set thesaurusfunc=g:TsrFunc2
+ call setline(1, 'ten')
+ call assert_fails("set thesaurusfunc=function('NonExistingFunc')", 'E700:')
+ call assert_fails("LET &thesaurusfunc = function('NonExistingFunc')", 'E700:')
+ LET g:TsrFunc2Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'ten']], g:TsrFunc2Args)
+ bw!
+
+ #" Use a buffer-local value and a global value
+ set thesaurusfunc&
+ setlocal thesaurusfunc=function('g:TsrFunc1',\ [22])
+ call setline(1, 'sun')
+ LET g:TsrFunc1Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", "x")
+ call assert_equal('sun', getline(1))
+ call assert_equal([[22, 1, ''], [22, 0, 'sun']], g:TsrFunc1Args)
+ new
+ call setline(1, 'sun')
+ LET g:TsrFunc1Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", "x")
+ call assert_equal('sun', getline(1))
+ call assert_equal([], g:TsrFunc1Args)
+ set thesaurusfunc=function('g:TsrFunc1',\ [23])
+ wincmd w
+ call setline(1, 'sun')
+ LET g:TsrFunc1Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", "x")
+ call assert_equal('sun', getline(1))
+ call assert_equal([[22, 1, ''], [22, 0, 'sun']], g:TsrFunc1Args)
+ :%bw!
+ END
+ call v9.CheckLegacyAndMNV9Success(lines)
+
+ " Test for using a script-local function name
+ func s:TsrFunc3(findstart, base)
+ call add(g:TsrFunc3Args, [a:findstart, a:base])
+ return a:findstart ? 0 : []
+ endfunc
+
+ set tsrfu=s:TsrFunc3
+ new
+ call setline(1, 'script1')
+ let g:TsrFunc3Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'script1']], g:TsrFunc3Args)
+ bw!
+
+ let &tsrfu = 's:TsrFunc3'
+ new
+ call setline(1, 'script2')
+ let g:TsrFunc3Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'script2']], g:TsrFunc3Args)
+ bw!
+
+ new | only
+ set thesaurusfunc=
+ setlocal thesaurusfunc=NoSuchFunc
+ setglobal thesaurusfunc=s:TsrFunc3
+ call assert_equal('NoSuchFunc', &thesaurusfunc)
+ call assert_equal('NoSuchFunc', &l:thesaurusfunc)
+ call assert_equal('s:TsrFunc3', &g:thesaurusfunc)
+ new | only
+ call assert_equal('s:TsrFunc3', &thesaurusfunc)
+ call assert_equal('s:TsrFunc3', &g:thesaurusfunc)
+ call assert_equal('', &l:thesaurusfunc)
+ call setline(1, 'script1')
+ let g:TsrFunc3Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'script1']], g:TsrFunc3Args)
+ bw!
+
+ new | only
+ set thesaurusfunc=
+ setlocal thesaurusfunc=NoSuchFunc
+ set thesaurusfunc=s:TsrFunc3
+ call assert_equal('s:TsrFunc3', &thesaurusfunc)
+ call assert_equal('s:TsrFunc3', &g:thesaurusfunc)
+ call assert_equal('', &l:thesaurusfunc)
+ call setline(1, 'script1')
+ let g:TsrFunc3Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'script1']], g:TsrFunc3Args)
+ setlocal bufhidden=wipe
+ new | only!
+ call assert_equal('s:TsrFunc3', &thesaurusfunc)
+ call assert_equal('s:TsrFunc3', &g:thesaurusfunc)
+ call assert_equal('', &l:thesaurusfunc)
+ call setline(1, 'script1')
+ let g:TsrFunc3Args = []
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ call assert_equal([[1, ''], [0, 'script1']], g:TsrFunc3Args)
+ bw!
+
+ delfunc s:TsrFunc3
+
+ " invalid return value
+ let &thesaurusfunc = {a -> 'abc'}
+ call feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+
+ " Using MNV9 lambda expression in legacy context should fail
+ set thesaurusfunc=(a,\ b)\ =>\ TsrFunc1(21,\ a,\ b)
+ new | only
+ let g:TsrFunc1Args = []
+ call assert_fails('call feedkeys("A\<C-X>\<C-T>\<Esc>", "x")', 'E117:')
+ call assert_equal([], g:TsrFunc1Args)
+ bw!
+
+ " set 'thesaurusfunc' to a partial with dict. This used to cause a crash.
+ func SetTsrFunc()
+ let params = {'thesaurus': function('g:DictTsrFunc')}
+ let &thesaurusfunc = params.thesaurus
+ endfunc
+ func g:DictTsrFunc(_) dict
+ endfunc
+ call SetTsrFunc()
+ new
+ call SetTsrFunc()
+ bw
+ call test_garbagecollect_now()
+ new
+ set thesaurusfunc=
+ wincmd w
+ %bw!
+ delfunc SetTsrFunc
+
+ " set buffer-local 'thesaurusfunc' to a partial with dict. This used to
+ " cause a crash.
+ func SetLocalTsrFunc()
+ let params = {'thesaurus': function('g:DictTsrFunc')}
+ let &l:thesaurusfunc = params.thesaurus
+ endfunc
+ call SetLocalTsrFunc()
+ call test_garbagecollect_now()
+ call SetLocalTsrFunc()
+ set thesaurusfunc=
+ bw!
+ delfunc g:DictTsrFunc
+ delfunc SetLocalTsrFunc
+
+ " MNV9 tests
+ let lines =<< trim END
+ mnv9script
+
+ def MNV9tsrFunc(callnr: number, findstart: number, base: string): any
+ add(g:MNV9tsrFunc_Args, [callnr, findstart, base])
+ return findstart ? 0 : []
+ enddef
+
+ # Test for using a def function with thesaurusfunc
+ set thesaurusfunc=function('MNV9tsrFunc',\ [60])
+ new | only
+ setline(1, 'one')
+ g:MNV9tsrFunc_Args = []
+ feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ assert_equal([[60, 1, ''], [60, 0, 'one']], g:MNV9tsrFunc_Args)
+ bw!
+
+ # Test for using a global function name
+ &thesaurusfunc = g:TsrFunc2
+ new | only
+ setline(1, 'two')
+ g:TsrFunc2Args = []
+ feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ assert_equal([[1, ''], [0, 'two']], g:TsrFunc2Args)
+ bw!
+
+ # Test for using a script-local function name
+ def LocalTsrFunc(findstart: number, base: string): any
+ add(g:LocalTsrFuncArgs, [findstart, base])
+ return findstart ? 0 : []
+ enddef
+ &thesaurusfunc = LocalTsrFunc
+ new | only
+ setline(1, 'three')
+ g:LocalTsrFuncArgs = []
+ feedkeys("A\<C-X>\<C-T>\<Esc>", 'x')
+ assert_equal([[1, ''], [0, 'three']], g:LocalTsrFuncArgs)
+ bw!
+ END
+ call v9.CheckScriptSuccess(lines)
+
+ " cleanup
+ set thesaurusfunc&
+ delfunc TsrFunc1
+ delfunc TsrFunc2
+ unlet g:TsrFunc1Args g:TsrFunc2Args
+ %bw!
+endfunc
+
+func FooBarComplete(findstart, base)
+ if a:findstart
+ return col('.') - 1
+ else
+ return ["Foo", "Bar", "}"]
+ endif
+endfunc
+
+func Test_complete_smartindent()
+ new
+ setlocal smartindent completefunc=FooBarComplete
+ exe "norm! o{\<cr>\<c-x>\<c-u>\<c-p>}\<cr>\<esc>"
+ let result = getline(1,'$')
+ call assert_equal(['', '{','}',''], result)
+ %d
+ setlocal complete=FFooBarComplete
+ exe "norm! o{\<cr>\<c-n>\<c-p>}\<cr>\<esc>"
+ let result = getline(1,'$')
+ call assert_equal(['', '{','}',''], result)
+ %d
+ setlocal complete=F
+ exe "norm! o{\<cr>\<c-n>\<c-p>}\<cr>\<esc>"
+ let result = getline(1,'$')
+ call assert_equal(['', '{','}',''], result)
+ bw!
+ delfunction! FooBarComplete
+endfunc
+
+func Test_complete_overrun()
+ " this was going past the end of the copied text
+ new
+ sil norm si”0s0 
+ bwipe!
+endfunc
+
+func Test_infercase_very_long_line()
+ " this was truncating the line when inferring case
+ new
+ let longLine = "blah "->repeat(300)
+ let verylongLine = "blah "->repeat(400)
+ call setline(1, verylongLine)
+ call setline(2, longLine)
+ set ic infercase
+ exe "normal 2Go\<C-X>\<C-L>\<Esc>"
+ call assert_equal(longLine, getline(3))
+
+ " check that the too long text is NUL terminated
+ %del
+ norm o
+ norm 1987ax
+ exec "norm ox\<C-X>\<C-L>"
+ call assert_equal(repeat('x', 1987), getline(3))
+
+ bwipe!
+ set noic noinfercase
+endfunc
+
+func Test_ins_complete_add()
+ " this was reading past the end of allocated memory
+ new
+ norm o
+ norm 7o€€
+ sil! norm o
+
+ bwipe!
+endfunc
+
+func Test_ins_complete_end_of_line()
+ " this was reading past the end of the line
+ new
+ " Note that the 'space' at the end of the expression below is a non-breaking
+ " space, U+00a0.
+ execute "norm 8o€ý "
+ sil! norm o
+
+ bwipe!
+endfunc
+
+func s:Tagfunc(t,f,o)
+ bwipe!
+ return []
+endfunc
+
+" This was using freed memory, since 'complete' was in a wiped out buffer.
+" Also using a window that was closed.
+func Test_tagfunc_wipes_out_buffer()
+ new
+ set complete=.,t,w,b,u,i
+ se tagfunc=s:Tagfunc
+ sil norm i
+
+ bwipe!
+endfunc
+
+func s:TagfuncComplete(t,f,o)
+ call complete(1, ['ddd', 'eee', 'fff'])
+ return []
+endfunc
+
+" 'tagfunc' calling complete() should not cause hang or E684.
+func Test_tagfunc_calls_complete()
+ new
+ call setline(1, ['aaa', 'bbb', 'ccc'])
+ setlocal tagfunc=s:TagfuncComplete
+ setlocal completeopt=menu,noselect
+
+ let v:errmsg = ''
+
+ " This used to hang.
+ setlocal complete=.,t
+ call feedkeys("Go\<C-N>\<C-E>\<Esc>", 'tx')
+ call assert_equal('', getline('.'))
+ call assert_equal('', v:errmsg)
+
+ " This used to cause E684.
+ setlocal complete=t,.
+ call feedkeys("cc\<C-N>\<C-E>\<Esc>", 'tx')
+ call assert_equal('', getline('.'))
+ call assert_equal('', v:errmsg)
+
+ bwipe!
+endfunc
+
+func Test_ins_complete_popup_position()
+ CheckScreendump
+
+ let lines =<< trim END
+ mnv9script
+ set nowrap
+ setline(1, ['one', 'two', 'this is line ', 'four'])
+ prop_type_add('test', {highlight: 'Error'})
+ prop_add(3, 0, {
+ text_align: 'above',
+ text: 'The quick brown fox jumps over the lazy dog',
+ type: 'test'
+ })
+ END
+ call writefile(lines, 'XinsPopup', 'D')
+ let buf = RunMNVInTerminal('-S XinsPopup', #{rows: 10})
+
+ call term_sendkeys(buf, "3GA\<C-N>")
+ call VerifyScreenDump(buf, 'Test_ins_complete_popup_position_1', {})
+
+ call StopMNVInTerminal(buf)
+endfunc
+
+func GetCompleteInfo()
+ let g:compl_info = complete_info()
+ return ''
+endfunc
+
+func Test_completion_restart()
+ new
+ set complete=. completeopt=menuone backspace=2
+ call setline(1, 'workhorse workhorse')
+ exe "normal $a\<C-N>\<BS>\<BS>\<C-R>=GetCompleteInfo()\<CR>"
+ call assert_equal(1, len(g:compl_info['items']))
+ call assert_equal('workhorse', g:compl_info['items'][0]['word'])
+ set complete& completeopt& backspace&
+ bwipe!
+endfunc
+
+func Test_complete_info_index()
+ new
+ call setline(1, ["aaa", "bbb", "ccc", "ddd", "eee", "fff"])
+ inoremap <buffer><F5> <C-R>=GetCompleteInfo()<CR>
+
+ " Ensure 'index' in complete_info() is coherent with the 'items' array.
+
+ set completeopt=menu,preview
+ " Search forward
+ call feedkeys("Go\<C-X>\<C-N>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal("aaa", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call assert_equal(6 , len(g:compl_info['items']))
+ call feedkeys("Go\<C-X>\<C-N>\<C-N>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal("bbb", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call assert_equal(6 , len(g:compl_info['items']))
+ call feedkeys("Go\<C-X>\<C-N>\<C-N>\<C-N>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal("ccc", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call assert_equal(6 , len(g:compl_info['items']))
+ call feedkeys("Go\<C-X>\<C-N>\<C-N>\<C-N>\<C-N>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal("ddd", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call assert_equal(6 , len(g:compl_info['items']))
+ call feedkeys("Go\<C-X>\<C-N>\<C-N>\<C-N>\<C-N>\<C-N>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal("eee", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call assert_equal(6 , len(g:compl_info['items']))
+ call feedkeys("Go\<C-X>\<C-N>\<C-N>\<C-N>\<C-N>\<C-N>\<C-N>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal("fff", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call assert_equal(6 , len(g:compl_info['items']))
+ " Search forward: unselected item
+ call feedkeys("Go\<C-X>\<C-N>\<C-N>\<C-N>\<C-N>\<C-N>\<C-N>\<C-N>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal(6 , len(g:compl_info['items']))
+ call assert_equal(-1 , g:compl_info['selected'])
+
+ " Search backward
+ call feedkeys("Go\<C-X>\<C-P>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal("fff", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call assert_equal(6 , len(g:compl_info['items']))
+ call feedkeys("Go\<C-X>\<C-P>\<C-P>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal("eee", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call assert_equal(6 , len(g:compl_info['items']))
+ call feedkeys("Go\<C-X>\<C-P>\<C-P>\<C-P>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal("ddd", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call assert_equal(6 , len(g:compl_info['items']))
+ call feedkeys("Go\<C-X>\<C-P>\<C-P>\<C-P>\<C-P>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal("ccc", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call assert_equal(6 , len(g:compl_info['items']))
+ call feedkeys("Go\<C-X>\<C-P>\<C-P>\<C-P>\<C-P>\<C-P>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal("bbb", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call assert_equal(6 , len(g:compl_info['items']))
+ call feedkeys("Go\<C-X>\<C-P>\<C-P>\<C-P>\<C-P>\<C-P>\<C-P>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal("aaa", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call assert_equal(6 , len(g:compl_info['items']))
+ " search backwards: unselected item
+ call feedkeys("Go\<C-X>\<C-P>\<C-P>\<C-P>\<C-P>\<C-P>\<C-P>\<C-P>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal(6 , len(g:compl_info['items']))
+ call assert_equal(-1 , g:compl_info['selected'])
+
+ " switch direction: forwards, then backwards
+ call feedkeys("Go\<C-X>\<C-N>\<C-P>\<C-P>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal("fff", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call assert_equal(6 , len(g:compl_info['items']))
+ " switch direction: forwards, then backwards, then forwards again
+ call feedkeys("Go\<C-X>\<C-N>\<C-P>\<C-P>\<F5>\<Esc>_dd", 'tx')
+ call feedkeys("Go\<C-X>\<C-N>\<C-N>\<C-P>\<C-P>\<C-N>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal("aaa", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call assert_equal(6 , len(g:compl_info['items']))
+
+ " switch direction: backwards, then forwards
+ call feedkeys("Go\<C-X>\<C-P>\<C-N>\<C-N>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal("aaa", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call assert_equal(6 , len(g:compl_info['items']))
+ " switch direction: backwards, then forwards, then backwards again
+ call feedkeys("Go\<C-X>\<C-P>\<C-P>\<C-N>\<C-N>\<C-P>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal("fff", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call assert_equal(6 , len(g:compl_info['items']))
+
+ " Add 'noselect', check that 'selected' is -1 when nothing is selected.
+ set completeopt+=noselect
+ " Search forward.
+ call feedkeys("Go\<C-X>\<C-N>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal(-1, g:compl_info['selected'])
+
+ " Search backward.
+ call feedkeys("Go\<C-X>\<C-P>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal(-1, g:compl_info['selected'])
+
+ call feedkeys("Go\<C-X>\<C-N>\<C-P>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal(5, g:compl_info['selected'])
+ call assert_equal(6 , len(g:compl_info['items']))
+ call assert_equal("fff", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call feedkeys("Go\<C-X>\<C-N>\<C-N>\<C-N>\<C-N>\<C-N>\<C-N>\<C-N>\<C-N>\<C-N>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal("aaa", g:compl_info['items'][g:compl_info['selected']]['word'])
+ call assert_equal(6 , len(g:compl_info['items']))
+ call feedkeys("Go\<C-X>\<C-N>\<F5>\<Esc>_dd", 'tx')
+ call assert_equal(-1, g:compl_info['selected'])
+ call assert_equal(6 , len(g:compl_info['items']))
+
+ set completeopt&
+ bwipe!
+endfunc
+
+func Test_complete_changed_complete_info()
+ CheckRunMNVInTerminal
+ " this used to crash mnv, see #13929
+ let lines =<< trim END
+ set completeopt=menuone
+ autocmd CompleteChanged * call complete_info(['items'])
+ call feedkeys("iii\<cr>\<c-p>")
+ END
+ call writefile(lines, 'Xsegfault', 'D')
+ let buf = RunMNVInTerminal('-S Xsegfault', #{rows: 5})
+ call WaitForAssert({-> assert_match('^ii', term_getline(buf, 1))}, 1000)
+ call StopMNVInTerminal(buf)
+endfunc
+
+func Test_completefunc_first_call_complete_add()
+ new
+
+ func Complete(findstart, base) abort
+ if a:findstart
+ let col = col('.')
+ call complete_add('#')
+ return col - 1
+ else
+ return []
+ endif
+ endfunc
+
+ set completeopt=longest completefunc=Complete
+ " This used to cause heap-buffer-overflow
+ call assert_fails('call feedkeys("ifoo#\<C-X>\<C-U>", "xt")', 'E840:')
+
+ delfunc Complete
+ set completeopt& completefunc&
+ bwipe!
+endfunc
+
+func Test_complete_opt_fuzzy()
+ func OnPumChange()
+ let g:item = get(v:event, 'completed_item', {})
+ let g:word = get(g:item, 'word', v:null)
+ let g:abbr = get(g:item, 'abbr', v:null)
+ let g:selected = get(complete_info(['selected']), 'selected')
+ endfunction
+
+ augroup AAAAA_Group
+ au!
+ autocmd CompleteChanged * :call OnPumChange()
+ augroup END
+
+ let g:change = 0
+ func Omni_test(findstart, base)
+ if a:findstart
+ return col(".")
+ endif
+ if g:change == 0
+ return [#{word: "foo"}, #{word: "foobar"}, #{word: "fooBaz"}, #{word: "foobala"}, #{word: "你好吗"}, #{word: "我好"}]
+ elseif g:change == 1
+ return [#{word: "cp_match_array"}, #{word: "cp_str"}, #{word: "cp_score"}]
+ else
+ return [#{word: "for i = .."}, #{word: "bar"}, #{word: "foo"}, #{word: "for .. ipairs"}, #{word: "for .. pairs"}]
+ endif
+ endfunc
+
+ new
+ set omnifunc=Omni_test
+ set completeopt+=noinsert,fuzzy
+ call feedkeys("Gi\<C-x>\<C-o>", 'tx')
+ call assert_equal('foo', g:word)
+ call feedkeys("S\<C-x>\<C-o>fb", 'tx')
+ call assert_equal('fooBaz', g:word)
+ call feedkeys("S\<C-x>\<C-o>fa", 'tx')
+ call assert_equal('foobar', g:word)
+ " select next
+ call feedkeys("S\<C-x>\<C-o>fb\<C-n>", 'tx')
+ call assert_equal('foobar', g:word)
+ " can cyclically select next
+ call feedkeys("S\<C-x>\<C-o>fb\<C-n>\<C-n>\<C-n>", 'tx')
+ call assert_equal(v:null, g:word)
+ " select prev
+ call feedkeys("S\<C-x>\<C-o>fb\<C-p>", 'tx')
+ call assert_equal(v:null, g:word)
+ " can cyclically select prev
+ call feedkeys("S\<C-x>\<C-o>fb\<C-p>\<C-p>\<C-p>\<C-p>", 'tx')
+ call assert_equal('fooBaz', g:word)
+
+ func Comp()
+ call complete(col('.'), ["fooBaz", "foobar", "foobala"])
+ return ''
+ endfunc
+ call feedkeys("i\<C-R>=Comp()\<CR>", 'tx')
+ call assert_equal('fooBaz', g:word)
+
+ " respect noselect
+ set completeopt+=noselect
+ call feedkeys("S\<C-x>\<C-o>fb", 'tx')
+ call assert_equal(v:null, g:word)
+ call feedkeys("S\<C-x>\<C-o>fb\<C-n>", 'tx')
+ call assert_equal('fooBaz', g:word)
+
+ " test case for nosort option
+ set cot=menuone,menu,noinsert,fuzzy,nosort
+ " "fooBaz" should have a higher score when the leader is "fb".
+ " With "nosort", "foobar" should still be shown first in the popup menu.
+ call feedkeys("S\<C-x>\<C-o>fb", 'tx')
+ call assert_equal('foobar', g:word)
+ call feedkeys("S\<C-x>\<C-o>好", 'tx')
+ call assert_equal("你好吗", g:word)
+
+ set cot+=noselect
+ call feedkeys("S\<C-x>\<C-o>好", 'tx')
+ call assert_equal(v:null, g:word)
+ call feedkeys("S\<C-x>\<C-o>好\<C-N>", 'tx')
+ call assert_equal('你好吗', g:word)
+
+ " "nosort" shouldn't enable fuzzy filtering when "fuzzy" isn't present.
+ set cot=menuone,noinsert,nosort
+ call feedkeys("S\<C-x>\<C-o>fooB\<C-Y>", 'tx')
+ call assert_equal('fooBaz', getline('.'))
+
+ set cot=menuone,fuzzy,nosort
+ func CompAnother()
+ call complete(col('.'), [#{word: "do" }, #{word: "echo"}, #{word: "for (${1:expr1}, ${2:expr2}, ${3:expr3}) {\n\t$0\n}", abbr: "for" }, #{word: "foo"}])
+ return ''
+ endfunc
+ call feedkeys("i\<C-R>=CompAnother()\<CR>\<C-N>\<C-N>", 'tx')
+ call assert_equal("for", g:abbr)
+ call assert_equal(2, g:selected)
+
+ set cot+=noinsert
+ call feedkeys("i\<C-R>=CompAnother()\<CR>f", 'tx')
+ call assert_equal("for", g:abbr)
+ call assert_equal(2, g:selected)
+
+ set cot=menu,menuone,noselect,fuzzy
+ call feedkeys("i\<C-R>=CompAnother()\<CR>\<C-N>\<C-N>\<C-N>\<C-N>", 'tx')
+ call assert_equal("foo", g:word)
+ call feedkeys("i\<C-R>=CompAnother()\<CR>\<C-P>", 'tx')
+ call assert_equal("foo", g:word)
+ call feedkeys("i\<C-R>=CompAnother()\<CR>\<C-P>\<C-P>", 'tx')
+ call assert_equal("for", g:abbr)
+
+ %d
+ set cot=menu,fuzzy
+ call feedkeys("Sblue\<CR>bar\<CR>b\<C-X>\<C-P>\<C-Y>\<ESC>", 'tx')
+ call assert_equal('blue', getline('.'))
+ call feedkeys("Sb\<C-X>\<C-N>\<C-Y>\<ESC>", 'tx')
+ call assert_equal('bar', getline('.'))
+ call feedkeys("Sb\<C-X>\<C-P>\<C-N>\<C-Y>\<ESC>", 'tx')
+ call assert_equal('b', getline('.'))
+
+ " chain completion
+ call feedkeys("Slore spum\<CR>lor\<C-X>\<C-P>\<C-X>\<C-P>\<ESC>", 'tx')
+ call assert_equal('lore spum', getline('.'))
+
+ " issue #15412
+ call feedkeys("Salpha bravio charlie\<CR>alpha\<C-X>\<C-N>\<C-X>\<C-N>\<C-X>\<C-N>\<ESC>", 'tx')
+ call assert_equal('alpha bravio charlie', getline('.'))
+
+ set cot=fuzzy,menu,noinsert
+ call feedkeys(":let g:change=2\<CR>")
+ call feedkeys("S\<C-X>\<C-O>for\<C-N>\<C-N>\<C-N>", 'tx')
+ call assert_equal('for', getline('.'))
+ call feedkeys("S\<C-X>\<C-O>for\<C-P>", 'tx')
+ call assert_equal('for', getline('.'))
+ call feedkeys("S\<C-X>\<C-O>for\<C-P>\<C-P>", 'tx')
+ call assert_equal('for .. ipairs', getline('.'))
+
+ call feedkeys(":let g:change=1\<CR>")
+ call feedkeys("S\<C-X>\<C-O>c\<C-Y>", 'tx')
+ call assert_equal('cp_str', getline('.'))
+
+ " Issue 18488: sort after collection when "fuzzy" (unless "nosort")
+ %d
+ set completeopt&
+ set completeopt+=fuzzy,noselect
+ func! PrintMenuWords()
+ let info = complete_info(["items"])
+ call map(info.items, {_, v -> v.word})
+ return info
+ endfunc
+ call setline(1, ['func1', 'xfunc', 'func2'])
+ call feedkeys("Gof\<C-N>\<C-R>=PrintMenuWords()\<CR>\<Esc>0", 'tx')
+ call assert_equal('f{''items'': [''func1'', ''func2'', ''xfunc'']}', getline('.'))
+
+ " Issue #18802: Reset selected item after fuzzy sort
+ %d
+ call setline(1, ['aa', 'aaa', 'aaaa'])
+ set completeopt=menuone,noinsert,fuzzy
+ call feedkeys("Goa\<C-N>\<C-Y>\<Esc>", 'tx')
+ call assert_equal('aa', getline('.'))
+ call feedkeys("Goa\<C-P>\<C-Y>\<Esc>", 'tx')
+ call assert_equal('aaaa', getline('.'))
+
+ " clean up
+ set omnifunc=
+ bw!
+ set complete& completeopt&
+ autocmd! AAAAA_Group
+ augroup! AAAAA_Group
+ delfunc OnPumChange
+ delfunc Omni_test
+ delfunc Comp
+ delfunc PrintMenuWords
+ unlet g:item
+ unlet g:word
+ unlet g:abbr
+endfunc
+
+func Test_complete_fuzzy_collect()
+ new
+ set completeopt+=fuzzy
+ call setline(1, ['hello help hero h'])
+ " Use "!" flag of feedkeys() so that ex_normal_busy is not set and
+ " ins_compl_check_keys() is not skipped.
+ " Add a "0" after the <Esc> to avoid waiting for an escape sequence.
+ call feedkeys("A\<C-X>\<C-N>\<Esc>0", 'tx!')
+ call assert_equal('hello help hero hello', getline('.'))
+ set completeopt+=noinsert
+ call setline(1, ['hello help hero h'])
+ call feedkeys("A\<C-X>\<C-N>\<Esc>0", 'tx!')
+ call assert_equal('hello help hero h', getline('.'))
+
+ set completeopt-=noinsert
+ call setline(1, ['xyz yxz x'])
+ call feedkeys("A\<C-X>\<C-N>\<Esc>0", 'tx!')
+ call assert_equal('xyz yxz xyz', getline('.'))
+ " can fuzzy get yxz when use Ctrl-N twice
+ call setline(1, ['xyz yxz x'])
+ call feedkeys("A\<C-X>\<C-N>\<C-N>\<Esc>0", 'tx!')
+ call assert_equal('xyz yxz yxz', getline('.'))
+
+ call setline(1, ['你好 你'])
+ call feedkeys("A\<C-X>\<C-N>\<Esc>0", 'tx!')
+ call assert_equal('你好 你好', getline('.'))
+ call setline(1, ['你的 我的 的'])
+ call feedkeys("A\<C-X>\<C-N>\<Esc>0", 'tx!')
+ call assert_equal('你的 我的 你的', getline('.'))
+ " can fuzzy get multiple-byte word when use Ctrl-N twice
+ call setline(1, ['你的 我的 的'])
+ call feedkeys("A\<C-X>\<C-N>\<C-N>\<Esc>0", 'tx!')
+ call assert_equal('你的 我的 我的', getline('.'))
+
+ " check that "adding" expansion works
+ call setline(1, ['hello world foo bar'])
+ call feedkeys("Ohlo\<C-X>\<C-N>\<C-X>\<C-N>\<C-X>\<C-N>\<C-X>\<C-N>\<Esc>0", 'tx!')
+ call assert_equal('hello world foo bar', getline('.'))
+ call feedkeys("Swld\<C-X>\<C-N>\<C-X>\<C-N>\<C-X>\<C-N>\<Esc>0", 'tx!')
+ call assert_equal('world foo bar', getline('.'))
+ %delete
+
+ " fuzzy on file
+ call writefile([''], 'fobar', 'D')
+ call writefile([''], 'foobar', 'D')
+ call setline(1, ['fob'])
+ call cursor(1, 1)
+ call feedkeys("A\<C-X>\<C-f>\<Esc>0", 'tx!')
+ call assert_equal('fobar', getline('.'))
+ call feedkeys("Sfob\<C-X>\<C-f>\<C-N>\<Esc>0", 'tx!')
+ call assert_equal('foobar', getline('.'))
+ call feedkeys("S../\<C-X>\<C-f>\<Esc>0", 'tx!')
+ call assert_match('../*', getline('.'))
+ call feedkeys("S../td\<C-X>\<C-f>\<Esc>0", 'tx!')
+ call assert_match('../testdir', getline('.'))
+
+ " can get completion from other buffer
+ vnew
+ call setline(1, ["completeness,", "compatibility", "Composite", "Omnipotent"])
+ wincmd p
+ call feedkeys("Somp\<C-N>\<Esc>0", 'tx!')
+ call assert_equal('completeness', getline('.'))
+ call feedkeys("Somp\<C-N>\<C-N>\<Esc>0", 'tx!')
+ call assert_equal('compatibility', getline('.'))
+ call feedkeys("Somp\<C-P>\<Esc>0", 'tx!')
+ call assert_equal('Omnipotent', getline('.'))
+ call feedkeys("Somp\<C-P>\<C-P>\<Esc>0", 'tx!')
+ call assert_equal('Composite', getline('.'))
+ call feedkeys("S omp\<C-N>\<Esc>0", 'tx!')
+ call assert_equal(' completeness', getline('.'))
+
+ " fuzzy on whole line completion
+ call setline(1, ["world is on fire", "no one can save me but you", 'user can execute', ''])
+ call cursor(4, 1)
+ call feedkeys("Swio\<C-X>\<C-L>\<Esc>0", 'tx!')
+ call assert_equal('world is on fire', getline('.'))
+ call feedkeys("Su\<C-X>\<C-L>\<C-P>\<Esc>0", 'tx!')
+ call assert_equal('no one can save me but you', getline('.'))
+
+ " issue #15526
+ set completeopt=menuone,menu,noselect,fuzzy
+ call setline(1, ['Text', 'ToText', ''])
+ call cursor(3, 1)
+ call feedkeys("STe\<C-X>\<C-N>x\<CR>\<Esc>0", 'tx!')
+ call assert_equal('Tex', getline(line('.') - 1))
+
+ call setline(1, ['fuzzy', 'fuzzycollect', 'completefuzzycollect'])
+ call feedkeys("Gofuzzy\<C-X>\<C-N>\<C-N>\<C-N>\<CR>\<Esc>0", 'tx!')
+ call assert_equal('fuzzycollect', getline(line('.') - 1))
+ call feedkeys("Gofuzzy\<C-X>\<C-N>\<C-N>\<C-N>\<C-N>\<CR>\<Esc>0", 'tx!')
+ call assert_equal('completefuzzycollect', getline(line('.') - 1))
+
+ " keywords in 'dictionary'
+ call writefile(['hello', 'think'], 'Xtest_dict.txt', 'D')
+ set dict=Xtest_dict.txt
+ call feedkeys("Sh\<C-X>\<C-K>\<C-N>\<CR>\<Esc>0", 'tx!')
+ call assert_equal('hello', getline(line('.') - 1))
+ call feedkeys("Sh\<C-X>\<C-K>\<C-N>\<C-N>\<CR>\<Esc>0", 'tx!')
+ call assert_equal('think', getline(line('.') - 1))
+
+ call setline(1, ['foo bar fuzzy', 'completefuzzycollect'])
+ call feedkeys("Gofuzzy\<C-X>\<C-N>\<C-N>\<C-N>\<C-Y>\<Esc>0", 'tx!')
+ call assert_equal('completefuzzycollect', getline('.'))
+
+ %d _
+ call setline(1, ['fuzzy', 'fuzzy foo', "fuzzy bar", 'fuzzycollect'])
+ call feedkeys("Gofuzzy\<C-X>\<C-N>\<C-N>\<C-N>\<C-Y>\<Esc>0", 'tx!')
+ call assert_equal('fuzzycollect', getline('.'))
+
+ " when 'fuzzy' is not set, and 'infercase' and 'ignorecase' are set, then
+ " uppercase completes from lowercase words in dictionary
+ set completeopt&
+ set infercase ignorecase
+ call writefile(['hello'], 'Xtest_case.txt', 'D')
+ set dictionary=Xtest_case.txt
+ call feedkeys("ggdGSH\<C-X>\<C-K>\<C-Y>\<Esc>", 'tx')
+ call assert_equal('Hello', getline('.'))
+ call feedkeys("ggdGSHE\<C-X>\<C-K>\<C-Y>\<Esc>", 'tx')
+ call assert_equal('HELLO', getline('.'))
+
+ bw!
+ bw!
+ set dict&
+ set completeopt& cpt& ignorecase& infercase&
+endfunc
+
+" Issue #19434
+" Fuzzy whole-line completion should not loop infinitely when the cursor is in
+" the middle of the line (non-zero column).
+func Test_complete_fuzzy_wholeline_no_hang()
+ new
+ set completeopt=preview,fuzzy,noinsert,menuone
+ call setline(1, [
+ \ '<!DOCTYPE html>',
+ \ '<html lang="en-US">',
+ \ ' <head>',
+ \ ' </head>',
+ \ ' <body>',
+ \ ' <div class="page-landscape">',
+ \ ' </div>',
+ \ ' </body>',
+ \ '</html>',
+ \ ])
+ call cursor(6, 1)
+ call feedkeys("faC\<C-X>\<C-L>\<Esc>0", 'tx!')
+ call assert_equal(' <div cl', getline(6))
+
+ bw!
+ set completeopt&
+endfunc
+
+" Issue #18752
+func Test_complete_fuzzy_collect_multiwin()
+ new
+ set completeopt=fuzzy
+
+ vnew
+ call setline(1, ["completeness,", "compatibility", "Composite", "Omnipotent"])
+ wincmd p
+ call feedkeys("Somp\<C-P>\<Esc>0", 'tx!')
+ call assert_equal('Omnipotent', getline('.'))
+
+ bw!
+ set completeopt&
+endfunc
+
+func Test_cfc_with_longest()
+ new
+ set completeopt=menu,menuone,longest,fuzzy
+
+ " keyword
+ exe "normal ggdGShello helio think h\<C-X>\<C-N>\<ESC>"
+ call assert_equal("hello helio think hel", getline('.'))
+ exe "normal hello helio think h\<C-X>\<C-P>\<ESC>"
+ call assert_equal("hello helio think hel", getline('.'))
+
+ " skip non-consecutive prefixes
+ exe "normal ggdGShello helio heo\<C-X>\<C-N>\<ESC>"
+ call assert_equal("hello helio heo", getline('.'))
+
+ " dict
+ call writefile(['help'], 'test_keyword.txt', 'D')
+ set complete=ktest_keyword.txt
+ exe "normal ggdGSh\<C-N>\<ESC>"
+ " auto insert help when only have one match
+ call assert_equal("help", getline('.'))
+ call writefile(['hello', 'help', 'think'], 'xtest_keyword.txt', 'D')
+ set complete=kxtest_keyword.txt
+ " auto insert hel
+ exe "normal ggdGSh\<C-N>\<ESC>"
+ call assert_equal("hel", getline('.'))
+
+ " line start with a space
+ call writefile([' hello'], 'test_case1.txt', 'D')
+ set complete=ktest_case1.txt
+ exe "normal ggdGSh\<C-N>\<ESC>"
+ call assert_equal("hello", getline('.'))
+
+ " multiple matches
+ set complete=ktest_case2.txt
+ call writefile([' hello help what'], 'test_case2.txt', 'D')
+ exe "normal ggdGSh\<C-N>\<C-N>\<C-N>\<C-N>\<ESC>"
+ call assert_equal("what", getline('.'))
+
+ " multiple lines of matches
+ set complete=ktest_case3.txt
+ call writefile([' hello help what', 'hola', ' hey'], 'test_case3.txt', 'D')
+ exe "normal ggdGSh\<C-N>\<C-N>\<ESC>"
+ call assert_equal("hey", getline('.'))
+ exe "normal ggdGSh\<C-N>\<C-N>\<C-N>\<C-N>\<ESC>"
+ call assert_equal("hola", getline('.'))
+
+ set complete=ktest_case4.txt
+ call writefile([' auto int enum register', 'why'], 'test_case4.txt', 'D')
+ exe "normal ggdGSe\<C-N>\<C-N>\<ESC>"
+ call assert_equal("enum", getline('.'))
+
+ set complete=ktest_case5.txt
+ call writefile(['hello friends', 'go', 'hero'], 'test_case5.txt', 'D')
+ exe "normal ggdGSh\<C-N>\<C-N>\<ESC>"
+ call assert_equal("hero", getline('.'))
+ set complete&
+
+ " file
+ call writefile([''], 'hello', 'D')
+ call writefile([''], 'helio', 'D')
+ exe "normal ggdGS./h\<C-X>\<C-f>\<ESC>"
+ call assert_equal('./hel', getline('.'))
+
+ " word
+ call setline(1, ['what do you think', 'why i have that', ''])
+ call cursor(3,1)
+ call feedkeys("Sw\<C-X>\<C-l>\<C-N>\<Esc>0", 'tx!')
+ call assert_equal('wh', getline('.'))
+
+ exe "normal ggdG"
+ " auto complete when only one match
+ exe "normal Shello\<CR>h\<C-X>\<C-N>\<esc>"
+ call assert_equal('hello', getline('.'))
+ exe "normal Sh\<C-N>\<C-P>\<esc>"
+ call assert_equal('hello', getline('.'))
+
+ exe "normal Shello\<CR>h\<C-X>\<C-N>\<Esc>cch\<C-X>\<C-N>\<Esc>"
+ call assert_equal('hello', getline('.'))
+
+ " continue search for new leader after insert common prefix
+ exe "normal ohellokate\<CR>h\<C-X>\<C-N>k\<C-N>\<C-y>\<esc>"
+ call assert_equal('hellokate', getline('.'))
+
+ bw!
+ set completeopt&
+endfunc
+
+func Test_completefuzzycollect_with_completeslash()
+ CheckMSWindows
+
+ call writefile([''], 'fobar', 'D')
+ let orig_shellslash = &shellslash
+ set cpt&
+ new
+ set completeopt+=fuzzy
+ set noshellslash
+
+ " Test with completeslash unset
+ set completeslash=
+ call setline(1, ['.\fob'])
+ call feedkeys("A\<C-X>\<C-F>\<Esc>0", 'tx!')
+ call assert_equal('.\fobar', getline('.'))
+
+ " Test with completeslash=backslash
+ set completeslash=backslash
+ call feedkeys("S.\\fob\<C-X>\<C-F>\<Esc>0", 'tx!')
+ call assert_equal('.\fobar', getline('.'))
+
+ " Test with completeslash=slash
+ set completeslash=slash
+ call feedkeys("S.\\fob\<C-X>\<C-F>\<Esc>0", 'tx!')
+ call assert_equal('./fobar', getline('.'))
+
+ " Reset and clean up
+ let &shellslash = orig_shellslash
+ set completeslash=
+ %bw!
+endfunc
+
+" Check that tie breaking is stable for completeopt+=fuzzy (which should
+" behave the same on different platforms).
+func Test_complete_fuzzy_match_tie()
+ new
+ set completeopt+=fuzzy,noselect
+ call setline(1, ['aaabbccc', 'aaabbCCC', 'aaabbcccc', 'aaabbCCCC', ''])
+
+ call feedkeys("Gcc\<C-X>\<C-N>ab\<C-N>\<C-Y>", 'tx')
+ call assert_equal('aaabbccc', getline('.'))
+ call feedkeys("Gcc\<C-X>\<C-N>ab\<C-N>\<C-N>\<C-Y>", 'tx')
+ call assert_equal('aaabbCCC', getline('.'))
+ call feedkeys("Gcc\<C-X>\<C-N>ab\<C-N>\<C-N>\<C-N>\<C-Y>", 'tx')
+ call assert_equal('aaabbcccc', getline('.'))
+ call feedkeys("Gcc\<C-X>\<C-N>ab\<C-N>\<C-N>\<C-N>\<C-N>\<C-Y>", 'tx')
+ call assert_equal('aaabbCCCC', getline('.'))
+
+ bwipe!
+ set completeopt&
+endfunc
+
+func Test_complete_backwards_default()
+ new
+ call append(1, ['foobar', 'foobaz'])
+ new
+ call feedkeys("i\<c-p>", 'tx')
+ call assert_equal('foobaz', getline('.'))
+ bw!
+ bw!
+endfunc
+
+func Test_complete_info_matches()
+ let g:what = ['matches']
+ func ShownInfo()
+ let g:compl_info = complete_info(g:what)
+ return ''
+ endfunc
+ set completeopt+=noinsert
+
+ new
+ call setline(1, ['aaa', 'aab', 'aba', 'abb'])
+ inoremap <buffer><F5> <C-R>=ShownInfo()<CR>
+
+ call feedkeys("Go\<C-X>\<C-N>\<F5>\<Esc>dd", 'tx')
+ call assert_equal([
+ \ {'word': 'aaa', 'menu': '', 'user_data': '', 'info': '', 'kind': '', 'abbr': ''},
+ \ {'word': 'aab', 'menu': '', 'user_data': '', 'info': '', 'kind': '', 'abbr': ''},
+ \ {'word': 'aba', 'menu': '', 'user_data': '', 'info': '', 'kind': '', 'abbr': ''},
+ \ {'word': 'abb', 'menu': '', 'user_data': '', 'info': '', 'kind': '', 'abbr': ''},
+ \], g:compl_info['matches'])
+
+ call feedkeys("Goa\<C-X>\<C-N>b\<F5>\<Esc>dd", 'tx')
+ call assert_equal([
+ \ {'word': 'aba', 'menu': '', 'user_data': '', 'info': '', 'kind': '', 'abbr': ''},
+ \ {'word': 'abb', 'menu': '', 'user_data': '', 'info': '', 'kind': '', 'abbr': ''},
+ \], g:compl_info['matches'])
+
+ " items and matches both in what
+ let g:what = ['items', 'matches']
+ call feedkeys("Goa\<C-X>\<C-N>b\<F5>\<Esc>dd", 'tx')
+ call assert_equal([
+ \ {'word': 'aaa', 'menu': '', 'user_data': '', 'match': v:false, 'info': '', 'kind': '', 'abbr': ''},
+ \ {'word': 'aab', 'menu': '', 'user_data': '', 'match': v:false, 'info': '', 'kind': '', 'abbr': ''},
+ \ {'word': 'aba', 'menu': '', 'user_data': '', 'match': v:true, 'info': '', 'kind': '', 'abbr': ''},
+ \ {'word': 'abb', 'menu': '', 'user_data': '', 'match': v:true, 'info': '', 'kind': '', 'abbr': ''},
+ \], g:compl_info['items'])
+ call assert_false(has_key(g:compl_info, 'matches'))
+
+ bw!
+ unlet g:what
+ delfunc ShownInfo
+ set cot&
+endfunc
+
+func Test_complete_info_completed()
+ func ShownInfo()
+ let g:compl_info = complete_info(['completed'])
+ return ''
+ endfunc
+ set completeopt+=noinsert
+
+ new
+ call setline(1, ['aaa', 'aab', 'aba', 'abb'])
+ inoremap <buffer><F5> <C-R>=ShownInfo()<CR>
+
+ call feedkeys("Go\<C-X>\<C-N>\<F5>\<Esc>dd", 'tx')
+ call assert_equal({'word': 'aaa', 'menu': '', 'user_data': '', 'info': '', 'kind': '', 'abbr': ''}, g:compl_info['completed'])
+
+ call feedkeys("Go\<C-X>\<C-N>\<C-N>\<F5>\<Esc>dd", 'tx')
+ call assert_equal({'word': 'aab', 'menu': '', 'user_data': '', 'info': '', 'kind': '', 'abbr': ''}, g:compl_info['completed'])
+
+ call feedkeys("Go\<C-X>\<C-N>\<C-N>\<C-N>\<C-N>\<F5>\<Esc>dd", 'tx')
+ call assert_equal({'word': 'abb', 'menu': '', 'user_data': '', 'info': '', 'kind': '', 'abbr': ''}, g:compl_info['completed'])
+
+ set completeopt+=noselect
+ call feedkeys("Go\<C-X>\<C-N>\<F5>\<Esc>dd", 'tx')
+ call assert_equal({}, g:compl_info)
+
+ bw!
+ delfunc ShownInfo
+ set cot&
+endfunc
+
+func Test_complete_info_selected()
+ set completeopt=menuone,noselect
+ new
+ call setline(1, ["ward", "werd", "wurd", "wxrd"])
+
+ exe "normal! Gow\<c-n>u\<c-n>\<c-r>=complete_info().selected\<cr>"
+ call assert_equal('wurd2', getline(5))
+
+ exe "normal! Sw\<c-n>u\<c-n>\<c-r>=complete_info(['selected']).selected\<cr>"
+ call assert_equal('wurd2', getline(5))
+
+ exe "normal! Sw\<c-n>u\<c-n>\<c-r>=complete_info(['items', 'selected']).selected\<cr>"
+ call assert_equal('wurd2', getline(5))
+
+ exe "normal! Sw\<c-n>u\<c-n>\<c-r>=complete_info(['matches', 'selected']).selected\<cr>"
+ call assert_equal('wurd0', getline(5))
+
+ bw!
+ set cot&
+endfunc
+
+func Test_completeopt_preinsert()
+ func Omni_test(findstart, base)
+ if a:findstart
+ return col(".")
+ endif
+ return [#{word: "fobar"}, #{word: "foobar"}, #{word: "你的"}, #{word: "你好世界"}]
+ endfunc
+ set omnifunc=Omni_test
+ set completeopt=menu,menuone,preinsert
+ func GetLine()
+ let g:line = getline('.')
+ let g:col = col('.')
+ endfunc
+
+ new
+ inoremap <buffer><F5> <C-R>=GetLine()<CR>
+ call feedkeys("S\<C-X>\<C-O>f\<F5>\<ESC>", 'tx')
+ call assert_equal("fobar", g:line)
+ call assert_equal(2, g:col)
+
+ call feedkeys("S\<C-X>\<C-O>foo\<F5>\<ESC>", 'tx')
+ call assert_equal("foobar", g:line)
+
+ call feedkeys("S\<C-X>\<C-O>foo\<BS>\<BS>\<BS>", 'tx')
+ call assert_equal("", getline('.'))
+
+ " delete a character and input new leader
+ call feedkeys("S\<C-X>\<C-O>foo\<BS>b\<F5>\<ESC>", 'tx')
+ call assert_equal("fobar", g:line)
+ call assert_equal(4, g:col)
+
+ " delete preinsert when prepare completion
+ call feedkeys("S\<C-X>\<C-O>f\<Space>", 'tx')
+ call assert_equal("f ", getline('.'))
+
+ call feedkeys("S\<C-X>\<C-O>你\<F5>\<ESC>", 'tx')
+ call assert_equal("你的", g:line)
+ call assert_equal(4, g:col)
+
+ call feedkeys("S\<C-X>\<C-O>你好\<F5>\<ESC>", 'tx')
+ call assert_equal("你好世界", g:line)
+ call assert_equal(7, g:col)
+
+ call feedkeys("Shello wo\<Left>\<Left>\<Left>\<C-X>\<C-O>f\<F5>\<ESC>", 'tx')
+ call assert_equal("hello fobar wo", g:line)
+ call assert_equal(9, g:col)
+
+ call feedkeys("Shello wo\<Left>\<Left>\<Left>\<C-X>\<C-O>f\<BS>\<F5>\<ESC>", 'tx')
+ call assert_equal("hello wo", g:line)
+ call assert_equal(8, g:col)
+
+ call feedkeys("Shello wo\<Left>\<Left>\<Left>\<C-X>\<C-O>foo\<F5>\<ESC>", 'tx')
+ call assert_equal("hello foobar wo", g:line)
+ call assert_equal(11, g:col)
+
+ call feedkeys("Shello wo\<Left>\<Left>\<Left>\<C-X>\<C-O>foo\<BS>b\<F5>\<ESC>", 'tx')
+ call assert_equal("hello fobar wo", g:line)
+ call assert_equal(11, g:col)
+
+ " confirm
+ call feedkeys("S\<C-X>\<C-O>f\<C-Y>", 'tx')
+ call assert_equal("fobar", getline('.'))
+ call assert_equal(5, col('.'))
+
+ " cancel
+ call feedkeys("S\<C-X>\<C-O>fo\<C-E>", 'tx')
+ call assert_equal("fo", getline('.'))
+ call assert_equal(2, col('.'))
+
+ call feedkeys("S hello hero\<CR>h\<C-X>\<C-N>\<F5>\<ESC>", 'tx')
+ call assert_equal("hello", g:line)
+ call assert_equal(2, col('.'))
+
+ call feedkeys("Sh\<C-X>\<C-N>\<C-Y>", 'tx')
+ call assert_equal("hello", getline('.'))
+ call assert_equal(5, col('.'))
+
+ " delete preinsert part
+ call feedkeys("S\<C-X>\<C-O>fo ", 'tx')
+ call assert_equal("fo ", getline('.'))
+ call assert_equal(3, col('.'))
+
+ call feedkeys("She\<C-X>\<C-N>\<C-U>", 'tx')
+ call assert_equal("", getline('.'))
+ call assert_equal(1, col('.'))
+
+ call feedkeys("She\<C-X>\<C-N>\<C-W>", 'tx')
+ call assert_equal("", getline('.'))
+ call assert_equal(1, col('.'))
+
+ " whole line
+ call feedkeys("Shello hero\<CR>\<C-X>\<C-L>\<F5>\<ESC>", 'tx')
+ call assert_equal("hello hero", g:line)
+ call assert_equal(1, g:col)
+
+ call feedkeys("Shello hero\<CR>he\<C-X>\<C-L>\<F5>\<ESC>", 'tx')
+ call assert_equal("hello hero", g:line)
+ call assert_equal(3, g:col)
+
+ call feedkeys("Shello hero\<CR>h\<C-X>\<C-N>er\<F5>\<ESC>", 'tx')
+ call assert_equal("hero", g:line)
+ call assert_equal(4, g:col)
+
+ " can not work with fuzzy
+ set cot+=fuzzy
+ call feedkeys("S\<C-X>\<C-O>", 'tx')
+ call assert_equal("fobar", getline('.'))
+ call assert_equal(5, col('.'))
+
+ " test for fuzzy and noinsert
+ set cot+=noinsert
+ call feedkeys("S\<C-X>\<C-O>fb\<F5>\<ESC>", 'tx')
+ call assert_equal("fb", g:line)
+ call assert_equal(3, g:col)
+
+ call feedkeys("S\<C-X>\<C-O>你\<F5>\<ESC>", 'tx')
+ call assert_equal("你", g:line)
+ call assert_equal(4, g:col)
+
+ call feedkeys("S\<C-X>\<C-O>fb\<C-Y>", 'tx')
+ call assert_equal("fobar", getline('.'))
+ call assert_equal(5, col('.'))
+
+ " When the pum is not visible, the preinsert has no effect
+ set cot=preinsert
+ call feedkeys("Sfoo1 foo2\<CR>f\<C-X>\<C-N>bar", 'tx')
+ call assert_equal("foo1bar", getline('.'))
+ call assert_equal(7, col('.'))
+
+ set cot=preinsert,menuone
+ call feedkeys("Sfoo1 foo2\<CR>f\<C-X>\<C-N>\<F5>\<ESC>", 'tx')
+ call assert_equal("foo1", g:line)
+ call assert_equal(2, g:col)
+
+ inoremap <buffer> <f3> <cmd>call complete(4, [{'word': "fobar"}, {'word': "foobar"}])<CR>
+ call feedkeys("Swp.\<F3>\<F5>\<BS>\<ESC>", 'tx')
+ call assert_equal("wp.fobar", g:line)
+ call assert_equal(4, g:col)
+ call assert_equal("wp.", getline('.'))
+
+ %delete _
+ let &l:undolevels = &l:undolevels
+ normal! ifoo
+ let &l:undolevels = &l:undolevels
+ normal! obar
+ let &l:undolevels = &l:undolevels
+ normal! obaz
+ let &l:undolevels = &l:undolevels
+
+ func CheckUndo()
+ let g:errmsg = ''
+ call assert_equal(['foo', 'bar', 'baz'], getline(1, '$'))
+ undo
+ call assert_equal(['foo', 'bar'], getline(1, '$'))
+ undo
+ call assert_equal(['foo'], getline(1, '$'))
+ undo
+ call assert_equal([''], getline(1, '$'))
+ later 3
+ call assert_equal(['foo', 'bar', 'baz'], getline(1, '$'))
+ call assert_equal('', v:errmsg)
+ endfunc
+
+ " Check that switching buffer with "preinsert" doesn't corrupt undo.
+ new
+ setlocal bufhidden=wipe
+ inoremap <buffer> <F2> <Cmd>enew!<CR>
+ call feedkeys("i\<C-X>\<C-O>\<F2>\<Esc>", 'tx')
+ bwipe!
+ call CheckUndo()
+
+ " Check that closing window with "preinsert" doesn't corrupt undo.
+ new
+ setlocal bufhidden=wipe
+ inoremap <buffer> <F2> <Cmd>close!<CR>
+ call feedkeys("i\<C-X>\<C-O>\<F2>\<Esc>", 'tx')
+ call CheckUndo()
+
+ %delete _
+ delfunc CheckUndo
+
+ bw!
+ set cot&
+ set omnifunc&
+ delfunc Omni_test
+endfunc
+
+func Test_autocomplete_completeopt_preinsert()
+ func Omni_test(findstart, base)
+ if a:findstart
+ return col(".") - 1
+ endif
+ return [#{word: "fobar"}, #{word: "foobar"}]
+ endfunc
+ set omnifunc=Omni_test complete+=o
+ set completeopt=preinsert autocomplete
+ func GetLine()
+ let g:line = getline('.')
+ let g:col = col('.')
+ endfunc
+
+ call test_override("char_avail", 1)
+ new
+ inoremap <buffer><F5> <C-R>=GetLine()<CR>
+ call feedkeys("Sfo\<F5>\<ESC>", 'tx')
+ call assert_equal("fobar", g:line)
+ call assert_equal(3, g:col)
+
+ call feedkeys("Sfoo\<F5>\<ESC>", 'tx')
+ call assert_equal("foobar", g:line)
+
+ call feedkeys("Sfoo\<BS>\<BS>\<BS>", 'tx')
+ call assert_equal("", getline('.'))
+
+ " delete a character
+ call feedkeys("Sfoo\<BS>b\<F5>\<ESC>", 'tx')
+ call assert_equal("fobar", g:line)
+ call assert_equal(4, g:col)
+
+ set complete&
+ %d
+ call setline(1, ['fobar', 'foobar'])
+
+ call feedkeys("Gofoo\<BS>\<BS>\<F5>\<ESC>", 'tx')
+ call assert_equal("fobar", g:line)
+ call assert_equal(2, g:col)
+
+ call feedkeys("Shello wo\<Left>\<Left>\<Left>f\<F5>\<ESC>", 'tx')
+ call assert_equal("hello fobar wo", g:line)
+ call assert_equal(9, g:col)
+
+ call feedkeys("Shello wo\<Left>\<Left>\<Left>f\<BS>\<F5>\<ESC>", 'tx')
+ call assert_equal("hello wo", g:line)
+ call assert_equal(8, g:col)
+
+ call feedkeys("Shello wo\<Left>\<Left>\<Left>foo\<F5>\<ESC>", 'tx')
+ call assert_equal("hello foobar wo", g:line)
+ call assert_equal(11, g:col)
+
+ call feedkeys("Shello wo\<Left>\<Left>\<Left>foo\<BS>b\<F5>\<ESC>", 'tx')
+ call assert_equal("hello fobar wo", g:line)
+ call assert_equal(11, g:col)
+
+ " confirm
+ call feedkeys("Sf\<C-Y>", 'tx')
+ call assert_equal("fobar", getline('.'))
+ call assert_equal(5, col('.'))
+
+ " cancel
+ call feedkeys("Sfo\<C-E>", 'tx')
+ call assert_equal("fo", getline('.'))
+ call assert_equal(2, col('.'))
+
+ " delete preinsert part
+ call feedkeys("Sfo ", 'tx')
+ call assert_equal("fo ", getline('.'))
+ call assert_equal(3, col('.'))
+
+ " can not work with fuzzy
+ set cot+=fuzzy
+ call feedkeys("Sf", 'tx')
+ call assert_equal("f", getline('.'))
+ set cot-=fuzzy
+
+ " does not work with 'ignorecase' unless 'infercase' is also enabled
+ %d
+ call setline(1, ['FIX', 'fobar', 'foobar'])
+ set ignorecase
+ call feedkeys("Gof\<F5>\<ESC>", 'tx')
+ call assert_equal("f", g:line) " should not produce 'FIX'
+ set infercase
+ call feedkeys("Gof\<F5>\<ESC>", 'tx')
+ call assert_equal("fix", g:line)
+ set ignorecase& infercase&
+
+ %delete _
+ let &l:undolevels = &l:undolevels
+ normal! ifoo
+ let &l:undolevels = &l:undolevels
+ normal! obar
+ let &l:undolevels = &l:undolevels
+ normal! obaz
+ let &l:undolevels = &l:undolevels
+
+ func CheckUndo()
+ let g:errmsg = ''
+ call assert_equal(['foo', 'bar', 'baz'], getline(1, '$'))
+ undo
+ call assert_equal(['foo', 'bar'], getline(1, '$'))
+ undo
+ call assert_equal(['foo'], getline(1, '$'))
+ undo
+ call assert_equal([''], getline(1, '$'))
+ later 3
+ call assert_equal(['foo', 'bar', 'baz'], getline(1, '$'))
+ call assert_equal('', v:errmsg)
+ endfunc
+
+ " Check that switching buffer with "preinsert" doesn't corrupt undo.
+ new
+ setlocal bufhidden=wipe
+ inoremap <buffer> <F2> <Cmd>enew!<CR>
+ call feedkeys("if\<F2>\<Esc>", 'tx')
+ bwipe!
+ call CheckUndo()
+
+ " Check that closing window with "preinsert" doesn't corrupt undo.
+ new
+ setlocal bufhidden=wipe
+ inoremap <buffer> <F2> <Cmd>close!<CR>
+ call feedkeys("if\<F2>\<Esc>", 'tx')
+ call CheckUndo()
+
+ %delete _
+ delfunc CheckUndo
+
+ bw!
+ set cot&
+ set omnifunc&
+ set autocomplete&
+ call test_override("char_avail", 0)
+ delfunc Omni_test
+ delfunc GetLine
+endfunc
+
+" Check that mark positions are correct after triggering multiline completion.
+func Test_complete_multiline_marks()
+ func Omni_test(findstart, base)
+ if a:findstart
+ return col(".")
+ endif
+ return [
+ \ #{word: "func ()\n\t\nend"},
+ \ #{word: "foobar"},
+ \ #{word: "你好\n\t\n我好"}
+ \ ]
+ endfunc
+ set omnifunc=Omni_test
+
+ new
+ let lines = mapnew(range(10), 'string(v:val)')
+ call setline(1, lines)
+ call setpos("'a", [0, 3, 1, 0])
+
+ call feedkeys("A \<C-X>\<C-O>\<C-E>\<BS>", 'tx')
+ call assert_equal(lines, getline(1, '$'))
+ call assert_equal([0, 3, 1, 0], getpos("'a"))
+
+ call feedkeys("A \<C-X>\<C-O>\<C-N>\<C-E>\<BS>", 'tx')
+ call assert_equal(lines, getline(1, '$'))
+ call assert_equal([0, 3, 1, 0], getpos("'a"))
+
+ call feedkeys("A \<C-X>\<C-O>\<C-N>\<C-N>\<C-E>\<BS>", 'tx')
+ call assert_equal(lines, getline(1, '$'))
+ call assert_equal([0, 3, 1, 0], getpos("'a"))
+
+ call feedkeys("A \<C-X>\<C-O>\<C-N>\<C-N>\<C-N>\<C-E>\<BS>", 'tx')
+ call assert_equal(lines, getline(1, '$'))
+ call assert_equal([0, 3, 1, 0], getpos("'a"))
+
+ call feedkeys("A \<C-X>\<C-O>\<C-Y>", 'tx')
+ call assert_equal(['0 func ()', "\t", 'end'] + lines[1:], getline(1, '$'))
+ call assert_equal([0, 5, 1, 0], getpos("'a"))
+
+ bw!
+ set omnifunc&
+ delfunc Omni_test
+endfunc
+
+func Test_complete_match_count()
+ func! PrintMenuWords()
+ let info = complete_info(["selected", "matches"])
+ call map(info.matches, {_, v -> v.word})
+ return info
+ endfunc
+
+ new
+ set cpt=.^0,w
+ call setline(1, ["fo", "foo", "foobar", "fobarbaz"])
+ exe "normal! Gof\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('fo{''matches'': [''fo'', ''foo'', ''foobar'', ''fobarbaz''], ''selected'': 0}', getline(5))
+ 5d
+ set cpt=.^0,w
+ exe "normal! Gof\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('fobarbaz{''matches'': [''fo'', ''foo'', ''foobar'', ''fobarbaz''], ''selected'': 3}', getline(5))
+ 5d
+ set cpt=.^1,w
+ exe "normal! Gof\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('fo{''matches'': [''fo''], ''selected'': 0}', getline(5))
+ 5d
+ " max_matches is ignored for backward search
+ exe "normal! Gof\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('fobarbaz{''matches'': [''fo'', ''foo'', ''foobar'', ''fobarbaz''], ''selected'': 3}', getline(5))
+ 5d
+ set cpt=.^2,w
+ exe "normal! Gof\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('fo{''matches'': [''fo'', ''foo''], ''selected'': 0}', getline(5))
+ 5d
+ set cot=menuone,noselect
+ set cpt=.^1,w
+ exe "normal! Gof\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''fo''], ''selected'': -1}', getline(5))
+ " With non-matching items
+ %d
+ call setline(1, ["free", "freebar", "foo", "fobarbaz"])
+ set cpt=.^2,w
+ exe "normal! Gofo\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('fo{''matches'': [''foo'', ''fobarbaz''], ''selected'': -1}', getline(5))
+ set cot&
+
+ func ComplFunc(findstart, base)
+ if a:findstart
+ return col(".")
+ endif
+ return ["foo1", "foo2", "foo3", "foo4"]
+ endfunc
+
+ %d
+ set completefunc=ComplFunc
+ set cpt=.^1,F^2
+ call setline(1, ["fo", "foo", "foobar", "fobarbaz"])
+ exe "normal! Gof\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('fo{''matches'': [''fo'', ''foo1'', ''foo2''], ''selected'': 0}', getline(5))
+ 5d
+ set cpt=.^1,,,F^2,,,
+ call setline(1, ["fo", "foo", "foobar", "fobarbaz"])
+ exe "normal! Gof\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('fo{''matches'': [''fo'', ''foo1'', ''foo2''], ''selected'': 0}', getline(5))
+ 5d
+ exe "normal! Gof\<c-n>\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('foo1{''matches'': [''fo'', ''foo1'', ''foo2''], ''selected'': 1}', getline(5))
+ 5d
+ exe "normal! Gof\<c-n>\<c-n>\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('foo2{''matches'': [''fo'', ''foo1'', ''foo2''], ''selected'': 2}', getline(5))
+ 5d
+ exe "normal! Gof\<c-n>\<c-n>\<c-n>\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''fo'', ''foo1'', ''foo2''], ''selected'': -1}', getline(5))
+ 5d
+ exe "normal! Gof\<c-n>\<c-n>\<c-n>\<c-n>\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('fo{''matches'': [''fo'', ''foo1'', ''foo2''], ''selected'': 0}', getline(5))
+
+ 5d
+ exe "normal! Gof\<c-n>\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''fo'', ''foo1'', ''foo2''], ''selected'': -1}', getline(5))
+ 5d
+ exe "normal! Gof\<c-n>\<c-p>\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('foo2{''matches'': [''fo'', ''foo1'', ''foo2''], ''selected'': 2}', getline(5))
+ 5d
+ exe "normal! Gof\<c-n>\<c-p>\<c-p>\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('foo1{''matches'': [''fo'', ''foo1'', ''foo2''], ''selected'': 1}', getline(5))
+ 5d
+ exe "normal! Gof\<c-n>\<c-p>\<c-p>\<c-p>\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('fo{''matches'': [''fo'', ''foo1'', ''foo2''], ''selected'': 0}', getline(5))
+ 5d
+ exe "normal! Gof\<c-n>\<c-p>\<c-p>\<c-p>\<c-p>\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''fo'', ''foo1'', ''foo2''], ''selected'': -1}', getline(5))
+
+ %d
+ call setline(1, ["foo"])
+ set cpt=FComplFunc^2,.
+ exe "normal! Gof\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('foo1{''matches'': [''foo1'', ''foo2'', ''foo''], ''selected'': 0}', getline(2))
+ bw!
+
+ " Test refresh:always with max_items
+ let g:CallCount = 0
+ func! CompleteItemsSelect(findstart, base)
+ if a:findstart
+ return col('.') - 1
+ endif
+ let g:CallCount += 1
+ let res = [[], ['foobar'], ['foo1', 'foo2', 'foo3'], ['foo4', 'foo5', 'foo6']]
+ return #{words: res[g:CallCount], refresh: 'always'}
+ endfunc
+
+ new
+ set complete=.,Ffunction('CompleteItemsSelect')^2
+ call setline(1, "foobarbar")
+ let g:CallCount = 0
+ exe "normal! Gof\<c-n>\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('foobar{''matches'': [''foobarbar'', ''foobar''], ''selected'': 1}', getline(2))
+ call assert_equal(1, g:CallCount)
+ %d
+ call setline(1, "foobarbar")
+ let g:CallCount = 0
+ exe "normal! Gof\<c-n>\<c-p>o\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('fo{''matches'': [''foobarbar'', ''foo1'', ''foo2''], ''selected'': -1}', getline(2))
+ call assert_equal(2, g:CallCount)
+ %d
+ call setline(1, "foobarbar")
+ let g:CallCount = 0
+ exe "normal! Gof\<c-n>\<c-p>o\<bs>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''foobarbar'', ''foo4'', ''foo5''], ''selected'': -1}', getline(2))
+ call assert_equal(3, g:CallCount)
+ bw!
+
+ " Test 'fuzzy' with max_items
+ new
+ set completeopt=menu,noselect,fuzzy
+ set complete=.
+ call setline(1, ["abcd", "abac", "abdc"])
+ exe "normal! Goa\<c-n>c\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('ac{''matches'': [''abac'', ''abcd'', ''abdc''], ''selected'': -1}', getline(4))
+ exe "normal! Sa\<c-n>c\<c-n>\<c-n>\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('abac{''matches'': [''abac'', ''abcd'', ''abdc''], ''selected'': 0}', getline(4))
+ execute "normal Sa\<c-n>c\<c-n>"
+ call assert_equal('abac', getline(4))
+ execute "normal Sa\<c-n>c\<c-n>\<c-n>\<c-n>\<c-n>\<c-n>"
+ call assert_equal('abac', getline(4))
+ set complete=.^1
+ exe "normal! Sa\<c-n>c\<c-n>\<c-n>\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('abac{''matches'': [''abac''], ''selected'': 0}', getline(4))
+ execute "normal Sa\<c-n>c\<c-n>\<c-n>\<c-n>"
+ call assert_equal('abac', getline(4))
+ set complete=.^2
+ execute "normal Sa\<c-n>c\<c-n>\<c-n>\<c-n>\<c-n>"
+ call assert_equal('abac', getline(4))
+ set complete=.^3
+ execute "normal Sa\<c-n>c\<c-n>\<c-n>\<c-n>\<c-n>\<c-n>"
+ call assert_equal('abac', getline(4))
+ set complete=.^4
+ execute "normal Sa\<c-n>c\<c-n>\<c-n>\<c-n>\<c-n>\<c-n>"
+ call assert_equal('abac', getline(4))
+
+ func! ComplFunc(findstart, base)
+ if a:findstart
+ return col(".")
+ endif
+ return ["abcde", "abacr"]
+ endfunc
+
+ set complete=.,FComplFunc^1
+ execute "normal Sa\<c-n>c\<c-n>\<c-n>"
+ call assert_equal('abacr', getline(4))
+ execute "normal Sa\<c-n>c\<c-n>\<c-n>\<c-n>\<c-n>\<c-n>\<c-n>"
+ call assert_equal('abac', getline(4))
+ set complete=.^1,FComplFunc^1
+ execute "normal Sa\<c-n>c\<c-n>\<c-n>\<c-n>\<c-n>"
+ call assert_equal('abac', getline(4))
+ bw!
+
+ " Items with '\n' that cause menu to shift, with no leader (issue #17394)
+ func! ComplFunc(findstart, base)
+ if a:findstart == 1
+ return col('.') - 1
+ endif
+ return ["one\ntwo\nthree", "four five six", "hello\nworld\nhere"]
+ endfunc
+ set completeopt=menuone,popup,noselect,fuzzy infercase
+ set complete=.^1,FComplFunc^5
+ new
+ call setline(1, ["foo", "bar", "baz"])
+ execute "normal Go\<c-n>\<c-n>\<c-n>"
+ call assert_equal(['one', 'two', 'three'], getline(4, 6))
+ %d
+ call setline(1, ["foo", "bar", "baz"])
+ execute "normal Go\<c-n>\<c-n>\<c-n>\<c-p>"
+ call assert_equal('foo', getline(4))
+ execute "normal S\<c-n>\<c-n>\<c-n>\<c-n>\<c-n>\<c-n>\<c-n>"
+ call assert_equal('foo', getline(4))
+ set complete=.^1,FComplFunc^2
+ execute "normal S\<c-n>\<c-n>\<c-n>\<c-n>\<c-n>\<c-n>"
+ call assert_equal('foo', getline(4))
+ execute "normal S\<c-n>\<c-p>\<c-p>\<c-p>\<c-n>\<c-n>"
+ call assert_equal('four five six', getline(4))
+ bw!
+
+ set completeopt& complete& infercase&
+ delfunc PrintMenuWords
+ delfunc ComplFunc
+ delfunc CompleteItemsSelect
+endfunc
+
+func Test_complete_append_selected_match_default()
+ " when typing a normal character during completion,
+ " completion is ended, see
+ " :h popupmenu-completion ("There are three states:")
+ func PrintMenuWords()
+ let info = complete_info(["selected", "matches"])
+ call map(info.matches, {_, v -> v.word})
+ return info
+ endfunc
+
+ new
+ call setline(1, ["fo", "foo", "foobar", "fobarbaz"])
+ exe "normal! Gof\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('fo{''matches'': [''fo'', ''foo'', ''foobar'', ''fobarbaz''], ''selected'': 0}', getline(5))
+ %d
+ call setline(1, ["fo", "foo", "foobar", "fobarbaz"])
+ exe "normal! Gof\<c-n>o\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('foo{''matches'': [], ''selected'': -1}', getline(5))
+ %d
+ set completeopt=menu,noselect
+ call setline(1, ["fo", "foo", "foobar", "fobarbaz"])
+ exe "normal! Gof\<c-n>\<c-n>o\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('foo{''matches'': [], ''selected'': -1}', getline(5))
+ bw!
+
+ set completeopt&
+ delfunc PrintMenuWords
+endfunc
+
+" Test normal mode (^N/^P/^X^N/^X^P) with smartcase when 1) matches are first
+" found and 2) matches are filtered (when a character is typed).
+func Test_smartcase_normal_mode()
+
+ func! PrintMenu()
+ let info = complete_info(["matches"])
+ call map(info.matches, {_, v -> v.word})
+ return info
+ endfunc
+
+ func! TestInner(key)
+ let pr = "\<c-r>=PrintMenu()\<cr>"
+
+ new
+ set completeopt=menuone,noselect ignorecase smartcase
+ call setline(1, ["Fast", "FAST", "False", "FALSE", "fast", "false"])
+ exe $"normal! ggOF{a:key}{pr}"
+ call assert_equal('F{''matches'': [''Fast'', ''FAST'', ''False'',
+ \ ''FALSE'']}', getline(1))
+ %d
+ call setline(1, ["Fast", "FAST", "False", "FALSE", "fast", "false"])
+ exe $"normal! ggOF{a:key}a{pr}"
+ call assert_equal('Fa{''matches'': [''Fast'', ''False'']}', getline(1))
+ %d
+ call setline(1, ["Fast", "FAST", "False", "FALSE", "fast", "false"])
+ exe $"normal! ggOF{a:key}a\<bs>{pr}"
+ call assert_equal('F{''matches'': [''Fast'', ''FAST'', ''False'',
+ \ ''FALSE'']}', getline(1))
+ %d
+ call setline(1, ["Fast", "FAST", "False", "FALSE", "fast", "false"])
+ exe $"normal! ggOF{a:key}ax{pr}"
+ call assert_equal('Fax{''matches'': []}', getline(1))
+ %d
+ call setline(1, ["Fast", "FAST", "False", "FALSE", "fast", "false"])
+ exe $"normal! ggOF{a:key}ax\<bs>{pr}"
+ call assert_equal('Fa{''matches'': [''Fast'', ''False'']}', getline(1))
+
+ %d
+ call setline(1, ["Fast", "FAST", "False", "FALSE", "fast", "false"])
+ exe $"normal! ggOF{a:key}A{pr}"
+ call assert_equal('FA{''matches'': [''FAST'', ''FALSE'']}', getline(1))
+ %d
+ call setline(1, ["Fast", "FAST", "False", "FALSE", "fast", "false"])
+ exe $"normal! ggOF{a:key}A\<bs>{pr}"
+ call assert_equal('F{''matches'': [''Fast'', ''FAST'', ''False'',
+ \ ''FALSE'']}', getline(1))
+ %d
+ call setline(1, ["Fast", "FAST", "False", "FALSE", "fast", "false"])
+ exe $"normal! ggOF{a:key}AL{pr}"
+ call assert_equal('FAL{''matches'': [''FALSE'']}', getline(1))
+ %d
+ call setline(1, ["Fast", "FAST", "False", "FALSE", "fast", "false"])
+ exe $"normal! ggOF{a:key}ALx{pr}"
+ call assert_equal('FALx{''matches'': []}', getline(1))
+ %d
+ call setline(1, ["Fast", "FAST", "False", "FALSE", "fast", "false"])
+ exe $"normal! ggOF{a:key}ALx\<bs>{pr}"
+ call assert_equal('FAL{''matches'': [''FALSE'']}', getline(1))
+
+ %d
+ call setline(1, ["Fast", "FAST", "False", "FALSE", "fast", "false"])
+ exe $"normal! ggOf{a:key}{pr}"
+ call assert_equal('f{''matches'': [''Fast'', ''FAST'', ''False'', ''FALSE'',
+ \ ''fast'', ''false'']}', getline(1))
+ %d
+ call setline(1, ["Fast", "FAST", "False", "FALSE", "fast", "false"])
+ exe $"normal! ggOf{a:key}a{pr}"
+ call assert_equal('fa{''matches'': [''Fast'', ''FAST'', ''False'', ''FALSE'',
+ \ ''fast'', ''false'']}', getline(1))
+
+ %d
+ exe $"normal! ggOf{a:key}{pr}"
+ call assert_equal('f{''matches'': []}', getline(1))
+ exe $"normal! ggOf{a:key}a\<bs>{pr}"
+ call assert_equal('f{''matches'': []}', getline(1))
+ set ignorecase& smartcase& completeopt&
+ bw!
+ endfunc
+
+ call TestInner("\<c-n>")
+ call TestInner("\<c-p>")
+ call TestInner("\<c-x>\<c-n>")
+ call TestInner("\<c-x>\<c-p>")
+ delfunc PrintMenu
+ delfunc TestInner
+endfunc
+
+" Test 'nearest' flag of 'completeopt'
+func Test_nearest_cpt_option()
+
+ func! PrintMenuWords()
+ let info = complete_info(["selected", "matches"])
+ call map(info.matches, {_, v -> v.word})
+ return info
+ endfunc
+
+ new
+ set completeopt+=nearest
+ call setline(1, ["fo", "foo", "foobar"])
+ exe "normal! Gof\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('foobar{''matches'': [''foobar'', ''foo'', ''fo''], ''selected'': 0}', getline(4))
+ %d
+ call setline(1, ["fo", "foo", "foobar"])
+ exe "normal! Of\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('foobar{''matches'': [''fo'', ''foo'', ''foobar''], ''selected'': 2}', getline(1))
+ %d
+
+ set completeopt=menu,noselect,nearest
+ call setline(1, ["fo", "foo", "foobar", "foobarbaz"])
+ exe "normal! Gof\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''foobarbaz'', ''foobar'', ''foo'', ''fo''], ''selected'': -1}', getline(5))
+ %d
+ call setline(1, ["fo", "foo", "foobar", "foobarbaz"])
+ exe "normal! Gof\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''foobarbaz'', ''foobar'', ''foo'', ''fo''], ''selected'': -1}', getline(5))
+ %d
+ call setline(1, ["fo", "foo", "foobar", "foobarbaz"])
+ exe "normal! Of\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''fo'', ''foo'', ''foobar'', ''foobarbaz''], ''selected'': -1}', getline(1))
+ %d
+ call setline(1, ["fo", "foo", "foobar", "foobarbaz"])
+ exe "normal! Of\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''fo'', ''foo'', ''foobar'', ''foobarbaz''], ''selected'': -1}', getline(1))
+ %d
+ call setline(1, ["fo", "foo", "foobar", "foobarbaz"])
+ exe "normal! of\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''foo'', ''fo'', ''foobar'', ''foobarbaz''], ''selected'': -1}', getline(2))
+ %d
+ call setline(1, ["fo", "foo", "foobar", "foobarbaz"])
+ exe "normal! of\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''foo'', ''fo'', ''foobar'', ''foobarbaz''], ''selected'': -1}', getline(2))
+ %d
+ call setline(1, ["fo", "foo", "foobar", "foobarbaz"])
+ exe "normal! jof\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''foobar'', ''foo'', ''foobarbaz'', ''fo''], ''selected'': -1}', getline(3))
+ %d
+ call setline(1, ["fo", "foo", "foobar", "foobarbaz"])
+ exe "normal! jof\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''foobar'', ''foo'', ''foobarbaz'', ''fo''], ''selected'': -1}', getline(3))
+ %d
+ call setline(1, ["fo", "foo", "foobar", "foobarbaz"])
+ exe "normal! 2jof\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''foobarbaz'', ''foobar'', ''foo'', ''fo''], ''selected'': -1}', getline(4))
+ %d
+ call setline(1, ["fo", "foo", "foobar", "foobarbaz"])
+ exe "normal! 2jof\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''foobarbaz'', ''foobar'', ''foo'', ''fo''], ''selected'': -1}', getline(4))
+
+ %d
+ set completeopt=menuone,noselect,nearest
+ call setline(1, "foo")
+ exe "normal! Of\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''foo''], ''selected'': -1}', getline(1))
+ %d
+ call setline(1, "foo")
+ exe "normal! o\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('{''matches'': [''foo''], ''selected'': -1}', getline(2))
+ %d
+ exe "normal! o\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('', getline(1))
+ %d
+ exe "normal! o\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('', getline(1))
+
+ " Reposition match: node is at tail but score is too small
+ %d
+ call setline(1, ["foo1", "bar1", "bar2", "foo2", "foo1"])
+ exe "normal! of\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''foo1'', ''foo2''], ''selected'': -1}', getline(2))
+ " Reposition match: node is in middle but score is too big
+ %d
+ call setline(1, ["foo1", "bar1", "bar2", "foo3", "foo1", "foo2"])
+ exe "normal! of\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''foo1'', ''foo3'', ''foo2''], ''selected'': -1}', getline(2))
+
+ " Multiple sources
+ func F1(findstart, base)
+ if a:findstart
+ return col('.') - 1
+ endif
+ return ['foo4', 'foo5']
+ endfunc
+ %d
+ set complete+=FF1
+ call setline(1, ["foo1", "foo2", "bar1", "foo3"])
+ exe "normal! 2jof\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('f{''matches'': [''foo3'', ''foo2'', ''foo1'', ''foo4'', ''foo5''],
+ \ ''selected'': -1}', getline(4))
+ set complete-=FF1
+ delfunc F1
+
+ set completeopt=menu,longest,nearest
+ %d
+ call setline(1, ["fo", "foo", "foobar", "foobarbaz"])
+ exe "normal! of\<c-n>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('fo{''matches'': [''foo'', ''fo'', ''foobar'', ''foobarbaz''], ''selected'': -1}', getline(2))
+ %d
+ call setline(1, ["fo", "foo", "foobar", "foobarbaz"])
+ exe "normal! 2jof\<c-p>\<c-r>=PrintMenuWords()\<cr>"
+ call assert_equal('fo{''matches'': [''foobarbaz'', ''foobar'', ''foo'', ''fo''], ''selected'': -1}', getline(4))
+ bw!
+
+ set completeopt&
+ delfunc PrintMenuWords
+endfunc
+
+func Test_register_completion()
+ let @a = "completion test apple application"
+ let @b = "banana behavior better best"
+ let @c = "complete completion compliment computer"
+ let g:save_reg = ''
+ func GetItems()
+ let g:result = complete_info(['pum_visible'])
+ endfunc
+
+ new
+ call setline(1, "comp")
+ call cursor(1, 4)
+ call feedkeys("a\<C-X>\<C-R>\<C-N>\<C-N>\<Esc>", 'tx')
+ call assert_equal("compliment", getline(1))
+
+ inoremap <buffer><F2> <C-R>=GetItems()<CR>
+ call feedkeys("S\<C-X>\<C-R>\<F2>\<ESC>", 'tx')
+ call assert_equal(1, g:result['pum_visible'])
+
+ call setline(1, "app")
+ call cursor(1, 3)
+ call feedkeys("a\<C-X>\<C-R>\<C-N>\<Esc>", 'tx')
+ call assert_equal("application", getline(1))
+
+ " Test completion with case differences
+ set ignorecase
+ let @e = "TestCase UPPERCASE lowercase"
+ call setline(1, "testc")
+ call cursor(1, 5)
+ call feedkeys("a\<C-X>\<C-R>\<Esc>", 'tx')
+ call assert_equal("TestCase", getline(1))
+
+ " Test clipboard registers if available
+ if has('clipboard_working')
+ let g:save_reg = getreg('*')
+ call setreg('*', "clipboard selection unique words")
+ call setline(1, "uni")
+ call cursor(1, 3)
+ call feedkeys("a\<C-X>\<C-R>\<Esc>", 'tx')
+ call assert_equal("unique", getline(1))
+ call setreg('*', g:save_reg)
+
+ let g:save_reg = getreg('+')
+ call setreg('+', "system clipboard special content")
+ call setline(1, "spe")
+ call cursor(1, 3)
+ call feedkeys("a\<C-X>\<C-R>\<Esc>", 'tx')
+ call assert_equal("special", getline(1))
+ call setreg('+', g:save_reg)
+
+ call setreg('*', g:save_reg)
+ call setreg('a', "normal register")
+ call setreg('*', "clipboard mixed content")
+ call setline(1, "mix")
+ call cursor(1, 3)
+ call feedkeys("a\<C-X>\<C-R>\<Esc>", 'tx')
+ call assert_equal("mixed", getline(1))
+ call setreg('*', g:save_reg)
+ endif
+
+ " Test black hole register should be skipped
+ let @_ = "blackhole content should not appear"
+ call setline(1, "black")
+ call cursor(1, 5)
+ call feedkeys("a\<C-X>\<C-R>\<Esc>", 'tx')
+ call assert_equal("black", getline(1))
+
+ let @1 = "recent yank zero"
+ call setline(1, "ze")
+ call cursor(1, 2)
+ call feedkeys("a\<C-X>\<C-R>\<Esc>", 'tx')
+ call assert_equal("zero", getline(1))
+
+ call feedkeys("Sze\<C-X>\<C-R>\<C-R>=string(complete_info(['mode']))\<CR>\<ESC>", "tx")
+ call assert_equal("zero{'mode': 'register'}", getline(1))
+
+ " Test consecutive CTRL-X CTRL-R (adding mode)
+ " First CTRL-X CTRL-R should split into words, second should use full content
+ let @f = "hello world test complete"
+ call setline(1, "hel")
+ call cursor(1, 3)
+ call feedkeys("a\<C-X>\<C-R>\<C-N>\<Esc>", 'tx')
+ call assert_equal("hello", getline(1))
+
+ " Second consecutive CTRL-X CTRL-R should complete with full content
+ call setline(1, "hello")
+ call cursor(1, 5)
+ call feedkeys("a\<C-X>\<C-R>\<C-X>\<C-R>\<Esc>", 'tx')
+ call assert_equal("hello world test complete", getline(1))
+
+ " Test consecutive completion with multi-line register
+ let @g = "first line content\nsecond line here\nthird line data"
+ call setline(1, "first")
+ call cursor(1, 5)
+ call feedkeys("a\<C-X>\<C-R>\<C-X>\<C-R>\<Esc>", 'tx')
+ call assert_equal("first line content", getline(1))
+
+ " Clean up
+ bwipe!
+ delfunc GetItems
+ unlet g:result
+ unlet g:save_reg
+ set ignorecase&
+endfunc
+
+" Test refresh:always with unloaded buffers (issue #17363)
+func Test_complete_unloaded_buf_refresh_always()
+ func TestComplete(findstart, base)
+ if a:findstart
+ let line = getline('.')
+ let start = col('.') - 1
+ while start > 0 && line[start - 1] =~ '\a'
+ let start -= 1
+ endwhile
+ return start
+ else
+ let g:CallCount += 1
+ let res = ["update1", "update12", "update123"]
+ return #{words: res, refresh: 'always'}
+ endif
+ endfunc
+
+ let g:CallCount = 0
+ set completeopt=menu,longest
+ set completefunc=TestComplete
+ set complete=b,u,t,i,F
+ badd foo1
+ badd foo2
+ new
+ exe "normal! iup\<C-N>\<BS>\<BS>\<BS>\<BS>\<BS>"
+ call assert_equal('up', getline(1))
+ call assert_equal(6, g:CallCount)
+
+ bd! foo1
+ bd! foo2
+ bw!
+ set completeopt&
+ set complete&
+ set completefunc&
+ delfunc TestComplete
+endfunc
+
+" Verify that the order of matches from each source is consistent
+" during both ^N and ^P completions (Issue #17425).
+func Test_complete_with_multiple_function_sources()
+ func F1(findstart, base)
+ if a:findstart
+ return col('.') - 1
+ endif
+ return ['one', 'two', 'three']
+ endfunc
+
+ func F2(findstart, base)
+ if a:findstart
+ return col('.') - 1
+ endif
+ return ['four', 'five', 'six']
+ endfunc
+
+ func F3(findstart, base)
+ if a:findstart
+ return col('.') - 1
+ endif
+ return ['seven', 'eight', 'nine']
+ endfunc
+
+ new
+ setlocal complete=.,FF1,FF2,FF3
+ inoremap <buffer> <F2> <Cmd>let b:matches = complete_info(["matches"]).matches<CR>
+ call setline(1, ['xxx', 'yyy', 'zzz', ''])
+
+ call feedkeys("GS\<C-N>\<F2>\<Esc>0", 'tx!')
+ call assert_equal([
+ \ 'xxx', 'yyy', 'zzz',
+ \ 'one', 'two', 'three',
+ \ 'four', 'five', 'six',
+ \ 'seven', 'eight', 'nine',
+ \ ], b:matches->mapnew('v:val.word'))
+
+ call feedkeys("GS\<C-P>\<F2>\<Esc>0", 'tx!')
+ call assert_equal([
+ \ 'seven', 'eight', 'nine',
+ \ 'four', 'five', 'six',
+ \ 'one', 'two', 'three',
+ \ 'xxx', 'yyy', 'zzz',
+ \ ], b:matches->mapnew('v:val.word'))
+
+ %delete
+
+ call feedkeys("GS\<C-N>\<F2>\<Esc>0", 'tx!')
+ call assert_equal([
+ \ 'one', 'two', 'three',
+ \ 'four', 'five', 'six',
+ \ 'seven', 'eight', 'nine',
+ \ ], b:matches->mapnew('v:val.word'))
+
+ call feedkeys("GS\<C-P>\<F2>\<Esc>0", 'tx!')
+ call assert_equal([
+ \ 'seven', 'eight', 'nine',
+ \ 'four', 'five', 'six',
+ \ 'one', 'two', 'three',
+ \ ], b:matches->mapnew('v:val.word'))
+
+ bwipe!
+ delfunc F1
+ delfunc F2
+ delfunc F3
+endfunc
+
+func Test_complete_fuzzy_omnifunc_backspace()
+ let g:do_complete = v:false
+ func Omni_test(findstart, base)
+ if a:findstart
+ let g:do_complete = !g:do_complete
+ endif
+ if g:do_complete
+ return a:findstart ? 0 : [#{word: a:base .. 'def'}, #{word: a:base .. 'ghi'}]
+ endif
+ return a:findstart ? -3 : {}
+ endfunc
+
+ new
+ setlocal omnifunc=Omni_test
+ setlocal completeopt=menuone,fuzzy,noinsert
+ call setline(1, 'abc')
+ call feedkeys("A\<C-X>\<C-O>\<BS>\<Esc>0", 'tx!')
+ call assert_equal('ab', getline(1))
+
+ bwipe!
+ delfunc Omni_test
+ unlet g:do_complete
+endfunc
+
+" Test that option shortmess=c turns off completion messages
+func Test_shortmess()
+ CheckScreendump
+
+ let lines =<< trim END
+ call setline(1, ['hello', 'hullo', 'heee'])
+ END
+
+ call writefile(lines, 'Xpumscript', 'D')
+ let buf = RunMNVInTerminal('-S Xpumscript', #{rows: 12})
+ call term_sendkeys(buf, "Goh\<C-N>")
+ call TermWait(buf, 200)
+ call VerifyScreenDump(buf, 'Test_shortmess_complmsg_1', {})
+ call term_sendkeys(buf, "\<ESC>:set shm+=c\<CR>")
+ call term_sendkeys(buf, "Sh\<C-N>")
+ call TermWait(buf, 200)
+ call VerifyScreenDump(buf, 'Test_shortmess_complmsg_2', {})
+
+ call StopMNVInTerminal(buf)
+endfunc
+
+" Test 'complete' containing F{func} that complete from nonkeyword
+func Test_nonkeyword_trigger()
+
+ " Trigger expansion even when another char is waiting in the typehead
+ call test_override("char_avail", 1)
+
+ let g:CallCount = 0
+ func! NonKeywordComplete(findstart, base)
+ let line = getline('.')->strpart(0, col('.') - 1)
+ let nonkeyword2 = len(line) > 1 && match(line[-2:-2], '\k') != 0
+ if a:findstart
+ return nonkeyword2 ? col('.') - 3 : (col('.') - 2)
+ else
+ let g:CallCount += 1
+ return [$"{a:base}foo", $"{a:base}bar"]
+ endif
+ endfunc
+
+ new
+ inoremap <buffer> <F2> <Cmd>let b:matches = complete_info(["matches"]).matches<CR>
+ inoremap <buffer> <F3> <Cmd>let b:selected = complete_info(["selected"]).selected<CR>
+ call setline(1, ['abc', 'abcd', 'fo', 'b', ''])
+
+ " Test 1a: Nonkeyword before cursor lists words with at least two letters
+ call feedkeys("GS=\<C-N>\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'abcd', 'fo'], b:matches->mapnew('v:val.word'))
+ call assert_equal('=abc', getline('.'))
+
+ " Test 1b: With F{func} nonkeyword collects matches
+ set complete=.,FNonKeywordComplete
+ for noselect in range(2)
+ if noselect
+ set completeopt+=noselect
+ endif
+ let g:CallCount = 0
+ call feedkeys("S=\<C-N>\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'abcd', 'fo', '=foo', '=bar'], b:matches->mapnew('v:val.word'))
+ call assert_equal(1, g:CallCount)
+ call assert_equal(noselect ? '=' : '=abc', getline('.'))
+ let g:CallCount = 0
+ call feedkeys("S->\<C-N>\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'abcd', 'fo', '->foo', '->bar'], b:matches->mapnew('v:val.word'))
+ call assert_equal(1, g:CallCount)
+ call assert_equal(noselect ? '->' : '->abc', getline('.'))
+ set completeopt&
+ endfor
+
+ " Test 1c: Keyword collects from {func}
+ let g:CallCount = 0
+ call feedkeys("Sa\<C-N>\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'abcd', 'afoo', 'abar'], b:matches->mapnew('v:val.word'))
+ call assert_equal(1, g:CallCount)
+ call assert_equal('abc', getline('.'))
+
+ set completeopt+=noselect
+ let g:CallCount = 0
+ call feedkeys("Sa\<C-N>\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'abcd', 'afoo', 'abar'], b:matches->mapnew('v:val.word'))
+ call assert_equal(1, g:CallCount)
+ call assert_equal('a', getline('.'))
+
+ " Test 1d: Nonkeyword after keyword collects items again
+ let g:CallCount = 0
+ call feedkeys("Sa\<C-N>#\<C-N>\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'abcd', 'fo', '#foo', '#bar'], b:matches->mapnew('v:val.word'))
+ call assert_equal(2, g:CallCount)
+ call assert_equal('a#', getline('.'))
+ set completeopt&
+
+ " Test 2: Filter nonkeyword and keyword matches with different startpos
+ set completeopt+=menuone,noselect
+ call feedkeys("S#a\<C-N>b\<F2>\<F3>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'abcd', '#abar'], b:matches->mapnew('v:val.word'))
+ call assert_equal(-1, b:selected)
+ call assert_equal('#ab', getline('.'))
+
+ set completeopt+=fuzzy
+ call feedkeys("S#a\<C-N>b\<F2>\<F3>\<Esc>0", 'tx!')
+ call assert_equal(['#abar', 'abc', 'abcd'], b:matches->mapnew('v:val.word'))
+ call assert_equal(-1, b:selected)
+ call assert_equal('#ab', getline('.'))
+ set completeopt&
+
+ " Test 3: Navigate menu containing nonkeyword and keyword items
+ call feedkeys("S->\<C-N>\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'abcd', 'fo', '->foo', '->bar'], b:matches->mapnew('v:val.word'))
+ call assert_equal('->abc', getline('.'))
+ call feedkeys("S->" . repeat("\<C-N>", 3) . "\<Esc>0", 'tx!')
+ call assert_equal('->fo', getline('.'))
+ call feedkeys("S->" . repeat("\<C-N>", 4) . "\<Esc>0", 'tx!')
+ call assert_equal('->foo', getline('.'))
+ call feedkeys("S->" . repeat("\<C-N>", 4) . "\<C-P>\<Esc>0", 'tx!')
+ call assert_equal('->fo', getline('.'))
+ call feedkeys("S->" . repeat("\<C-N>", 5) . "\<Esc>0", 'tx!')
+ call assert_equal('->bar', getline('.'))
+ call feedkeys("S->" . repeat("\<C-N>", 5) . "\<C-P>\<Esc>0", 'tx!')
+ call assert_equal('->foo', getline('.'))
+ call feedkeys("S->" . repeat("\<C-N>", 6) . "\<Esc>0", 'tx!')
+ call assert_equal('->', getline('.'))
+ call feedkeys("S->" . repeat("\<C-N>", 7) . "\<Esc>0", 'tx!')
+ call assert_equal('->abc', getline('.'))
+ call feedkeys("S->" . repeat("\<C-P>", 7) . "\<Esc>0", 'tx!')
+ call assert_equal('->fo', getline('.'))
+ " Replace
+ call feedkeys("S# x y z\<Esc>0lR\<C-N>\<Esc>0", 'tx!')
+ call assert_equal('#abcy z', getline('.'))
+ call feedkeys("S# x y z\<Esc>0lR" . repeat("\<C-P>", 4) . "\<Esc>0", 'tx!')
+ call assert_equal('#bary z', getline('.'))
+
+ bw!
+ call test_override("char_avail", 0)
+ delfunc NonKeywordComplete
+ set complete&
+ unlet g:CallCount
+endfunc
+
+func Test_autocomplete_trigger()
+ " Trigger expansion even when another char is waiting in the typehead
+ call test_override("char_avail", 1)
+
+ let g:CallCount = 0
+ func! NonKeywordComplete(findstart, base)
+ let line = getline('.')->strpart(0, col('.') - 1)
+ let nonkeyword2 = len(line) > 1 && match(line[-2:-2], '\k') != 0
+ if a:findstart
+ return nonkeyword2 ? col('.') - 3 : (col('.') - 2)
+ else
+ let g:CallCount += 1
+ return [$"{a:base}foo", $"{a:base}bar"]
+ endif
+ endfunc
+
+ new
+ inoremap <buffer> <F2> <Cmd>let b:matches = complete_info(["matches"]).matches<CR>
+ inoremap <buffer> <F3> <Cmd>let b:selected = complete_info(["matches", "selected"]).selected<CR>
+
+ call setline(1, ['abc', 'abcd', 'fo', 'b', ''])
+ set autocomplete
+
+ " Test 1a: Nonkeyword doesn't open menu without F{func} when autocomplete
+ call feedkeys("GS=\<F2>\<Esc>0", 'tx!')
+ call assert_equal([], b:matches)
+ call assert_equal('=', getline('.'))
+ " ^N opens menu of keywords (of len > 1)
+ call feedkeys("S=\<C-E>\<C-N>\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'abcd', 'fo'], b:matches->mapnew('v:val.word'))
+ call assert_equal('=abc', getline('.'))
+
+ " Test 1b: With F{func} nonkeyword collects matches
+ set complete=.,FNonKeywordComplete
+ let g:CallCount = 0
+ call feedkeys("S=\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['=foo', '=bar'], b:matches->mapnew('v:val.word'))
+ call assert_equal(1, g:CallCount)
+ call assert_equal('=', getline('.'))
+ let g:CallCount = 0
+ call feedkeys("S->\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['->foo', '->bar'], b:matches->mapnew('v:val.word'))
+ call assert_equal(2, g:CallCount)
+ call assert_equal('->', getline('.'))
+
+ " Test 1c: Keyword after nonkeyword can collect both types of items
+ let g:CallCount = 0
+ call feedkeys("S#a\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abcd', 'abc', '#afoo', '#abar'], b:matches->mapnew('v:val.word'))
+ call assert_equal(2, g:CallCount)
+ call assert_equal('#a', getline('.'))
+ let g:CallCount = 0
+ call feedkeys("S#a.\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['.foo', '.bar'], b:matches->mapnew('v:val.word'))
+ call assert_equal(3, g:CallCount)
+ call assert_equal('#a.', getline('.'))
+ let g:CallCount = 0
+ call feedkeys("S#a.a\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abcd', 'abc', '.afoo', '.abar'], b:matches->mapnew('v:val.word'))
+ call assert_equal(4, g:CallCount)
+ call assert_equal('#a.a', getline('.'))
+
+ " Test 1d: Nonkeyword after keyword collects items again
+ let g:CallCount = 0
+ call feedkeys("Sa\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abcd', 'abc', 'afoo', 'abar'], b:matches->mapnew('v:val.word'))
+ call assert_equal(1, g:CallCount)
+ call assert_equal('a', getline('.'))
+ let g:CallCount = 0
+ call feedkeys("Sa#\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['#foo', '#bar'], b:matches->mapnew('v:val.word'))
+ call assert_equal(2, g:CallCount)
+ call assert_equal('a#', getline('.'))
+
+ " Test 2: Filter nonkeyword and keyword matches with different startpos
+ for fuzzy in range(2)
+ if fuzzy
+ set completeopt+=fuzzy
+ endif
+ call feedkeys("S#ab\<F2>\<F3>\<Esc>0", 'tx!')
+ if fuzzy
+ call assert_equal(['#abar', 'abc', 'abcd'], b:matches->mapnew('v:val.word'))
+ else " Ordering of items is by 'nearest' to cursor by default
+ call assert_equal(['abcd', 'abc', '#abar'], b:matches->mapnew('v:val.word'))
+ endif
+ call assert_equal(-1, b:selected)
+ call assert_equal('#ab', getline('.'))
+ call feedkeys("S#ab" . repeat("\<C-N>", 3) . "\<F3>\<Esc>0", 'tx!')
+ call assert_equal(fuzzy ? '#abcd' : '#abar', getline('.'))
+ call assert_equal(2, b:selected)
+
+ let g:CallCount = 0
+ call feedkeys("GS#aba\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['#abar'], b:matches->mapnew('v:val.word'))
+ call assert_equal(2, g:CallCount)
+ call assert_equal('#aba', getline('.'))
+
+ let g:CallCount = 0
+ call feedkeys("S#abc\<F2>\<Esc>0", 'tx!')
+ if fuzzy
+ call assert_equal(['abc', 'abcd'], b:matches->mapnew('v:val.word'))
+ else
+ call assert_equal(['abcd', 'abc'], b:matches->mapnew('v:val.word'))
+ endif
+ call assert_equal(2, g:CallCount)
+ set completeopt&
+ endfor
+
+ " Test 3: Navigate menu containing nonkeyword and keyword items
+ call feedkeys("S#a\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abcd', 'abc', '#afoo', '#abar'], b:matches->mapnew('v:val.word'))
+ call feedkeys("S#a" . repeat("\<C-N>", 3) . "\<Esc>0", 'tx!')
+ call assert_equal('#afoo', getline('.'))
+ call feedkeys("S#a" . repeat("\<C-N>", 3) . "\<C-P>\<Esc>0", 'tx!')
+ call assert_equal('#abc', getline('.'))
+
+ call feedkeys("S#a.a\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abcd', 'abc', '.afoo', '.abar'], b:matches->mapnew('v:val.word'))
+ call feedkeys("S#a.a" . repeat("\<C-N>", 2) . "\<Esc>0", 'tx!')
+ call assert_equal('#a.abc', getline('.'))
+ call feedkeys("S#a.a" . repeat("\<C-N>", 3) . "\<Esc>0", 'tx!')
+ call assert_equal('#a.afoo', getline('.'))
+ call feedkeys("S#a.a" . repeat("\<C-N>", 3) . "\<C-P>\<Esc>0", 'tx!')
+ call assert_equal('#a.abc', getline('.'))
+ call feedkeys("S#a.a" . repeat("\<C-P>", 6) . "\<Esc>0", 'tx!')
+ call assert_equal('#a.abar', getline('.'))
+
+ " Test 4a: When autocomplete menu is active, ^X^N completes buffer keywords
+ let g:CallCount = 0
+ call feedkeys("S#a\<C-E>\<C-X>\<C-N>\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'abcd'], b:matches->mapnew('v:val.word'))
+ call assert_equal(2, g:CallCount)
+
+ " Test 4b: When autocomplete menu is active, ^X^O completes omnifunc
+ let g:CallCount = 0
+ set omnifunc=NonKeywordComplete
+ call feedkeys("S#a\<C-X>\<C-O>\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['#afoo', '#abar'], b:matches->mapnew('v:val.word'))
+ call assert_equal(3, g:CallCount)
+
+ " Test 4c: When autocomplete menu is active, ^E^N completes keyword
+ call feedkeys("Sa\<C-E>\<F2>\<Esc>0", 'tx!')
+ call assert_equal([], b:matches->mapnew('v:val.word'))
+ let g:CallCount = 0
+ call feedkeys("Sa\<C-E>\<C-N>\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'abcd', 'afoo', 'abar'], b:matches->mapnew('v:val.word'))
+ call assert_equal(2, g:CallCount)
+
+ " Test 4d: When autocomplete menu is active, ^X^L completes lines
+ %d
+ let g:CallCount = 0
+ call setline(1, ["afoo bar", "barbar foo", "foo bar", "and"])
+ call feedkeys("Goa\<C-X>\<C-L>\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['afoo bar', 'and'], b:matches->mapnew('v:val.word'))
+ call assert_equal(1, g:CallCount)
+
+ " Issue #18044
+ %d
+ call setline(1, ["first line", "second line"])
+ call feedkeys("Gof\<C-X>\<C-L>\<Esc>", 'tx!')
+ call assert_equal("first line", getline(3))
+ call feedkeys("Sf\<C-X>\<C-L>\<C-X>\<C-L>\<Esc>", 'tx!')
+ call assert_equal("second line", getline(4))
+
+ " Test 5: When invalid prefix stops completion, backspace should restart it
+ %d
+ set complete&
+ call setline(1, ["afoo bar", "barbar foo", "foo bar", "and"])
+ call feedkeys("Goabc\<F2>\<Esc>0", 'tx!')
+ call assert_equal([], b:matches->mapnew('v:val.word'))
+ call feedkeys("Sabc\<BS>\<BS>\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['and', 'afoo'], b:matches->mapnew('v:val.word'))
+ call feedkeys("Szx\<BS>\<F2>\<Esc>0", 'tx!')
+ call assert_equal([], b:matches->mapnew('v:val.word'))
+ call feedkeys("Sazx\<Left>\<BS>\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['and', 'afoo'], b:matches->mapnew('v:val.word'))
+
+ " Test 6: <BS> should clear the selected item (PR #18265)
+ %d
+ call setline(1, ["foobarfoo", "foobar", "foobarbaz"])
+ call feedkeys("Gofo\<C-N>\<C-N>\<F2>\<F3>\<Esc>0", 'tx!')
+ call assert_equal(['foobarbaz', 'foobar', 'foobarfoo'], b:matches->mapnew('v:val.word'))
+ call assert_equal(1, b:selected)
+ call feedkeys("Sfo\<C-N>\<C-N>\<BS>\<F2>\<F3>\<Esc>0", 'tx!')
+ call assert_equal(['foobarbaz', 'foobar', 'foobarfoo'], b:matches->mapnew('v:val.word'))
+ call assert_equal(-1, b:selected)
+ call assert_equal('fooba', getline(4))
+ call feedkeys("Sfo\<C-N>\<C-N>\<BS>\<C-N>\<F2>\<F3>\<Esc>0", 'tx!')
+ call assert_equal(['foobarbaz', 'foobar', 'foobarfoo'], b:matches->mapnew('v:val.word'))
+ call assert_equal(0, b:selected)
+ call assert_equal('foobarbaz', getline(4))
+
+ " Test 7: Remove selection when menu contents change (PR #18265)
+ %d
+ call setline(1, ["foobar", "fodxyz", "fodabc"])
+ call feedkeys("Gofoo\<C-N>\<BS>\<BS>\<BS>\<BS>d\<F2>\<F3>\<Esc>0", 'tx!')
+ call assert_equal(['fodabc', 'fodxyz'], b:matches->mapnew('v:val.word'))
+ call assert_equal(-1, b:selected)
+
+ " Test 8: Ctrl_W / Ctrl_U (delete word/line) should restart autocompletion
+ func! TestComplete(findstart, base)
+ if a:findstart
+ return col('.') - 1
+ endif
+ return ['fooze', 'faberge']
+ endfunc
+ set omnifunc=TestComplete
+ set complete+=o
+ call feedkeys("Sprefix->fo\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['fodabc', 'fodxyz', 'foobar', 'fooze'], b:matches->mapnew('v:val.word'))
+ call feedkeys("Sprefix->fo\<C-W>\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['fooze', 'faberge'], b:matches->mapnew('v:val.word'))
+ call feedkeys("Sprefix->\<Esc>afo\<C-U>\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['fooze', 'faberge'], b:matches->mapnew('v:val.word'))
+
+ " Test 9: Trigger autocomplete immediately upon entering Insert mode
+ " 'faberge' is filtered out because it doesn't start with the current prefix
+ " 'foo'; non-prefix omnifunc matches are excluded from the PUM when leader
+ " is NULL (compl_orig_text is used as a fallback filter).
+ call feedkeys("Sprefix->foo\<Esc>a\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['foobar', 'fooze'], b:matches->mapnew('v:val.word'))
+ call feedkeys("Sprefix->fooxx\<Esc>hcw\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['foobar', 'fooze'], b:matches->mapnew('v:val.word'))
+
+ bw!
+ call test_override("char_avail", 0)
+ delfunc NonKeywordComplete
+ delfunc TestComplete
+ set autocomplete& omnifunc& complete&
+ unlet g:CallCount
+endfunc
+
+" Test autocomplete timing
+func Test_autocomplete_timer()
+
+ let g:CallCount = 0
+ func! TestComplete(delay, check, refresh, findstart, base)
+ if a:findstart
+ return col('.') - 1
+ else
+ let g:CallCount += 1
+ if a:delay
+ sleep 310m " Exceed timeout
+ endif
+ if a:check
+ while !complete_check()
+ sleep 2m
+ endwhile
+ return v:none " This should trigger after interrupted by timeout
+ endif
+ let res = [["ab", "ac", "ad"], ["abb", "abc", "abd"], ["acb", "cc", "cd"]]
+ if a:refresh
+ return #{words: res[g:CallCount - 1], refresh: 'always'}
+ endif
+ return res[g:CallCount - 1]
+ endif
+ endfunc
+
+ " Trigger expansion even when another char is waiting in the typehead
+ call test_override("char_avail", 1)
+
+ new
+ inoremap <buffer> <F2> <Cmd>let b:matches = complete_info(["matches"]).matches<CR>
+ inoremap <buffer> <F3> <Cmd>let b:selected = complete_info(["selected"]).selected<CR>
+ set autocomplete
+
+ call setline(1, ['abc', 'bcd', 'cde'])
+
+ " Test 1: When matches are found before timeout expires, it exits
+ " 'collection' mode and transitions to 'filter' mode.
+ set complete=.,Ffunction('TestComplete'\\,\ [0\\,\ 0\\,\ 0])
+ let g:CallCount = 0
+ call feedkeys("Goa\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'ab', 'ac', 'ad'], b:matches->mapnew('v:val.word'))
+ call assert_equal(1, g:CallCount)
+
+ let g:CallCount = 0
+ call feedkeys("Sab\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'ab'], b:matches->mapnew('v:val.word'))
+ call assert_equal(1, g:CallCount)
+
+ " Test 2: When timeout expires before all matches are found, it returns
+ " with partial list but still transitions to 'filter' mode.
+ set complete=.,Ffunction('TestComplete'\\,\ [1\\,\ 0\\,\ 0])
+ let g:CallCount = 0
+ call feedkeys("Sab\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'ab'], b:matches->mapnew('v:val.word'))
+ call assert_equal(1, g:CallCount)
+
+ " Test 3: When interrupted by ^N before timeout expires, it remains in
+ " 'collection' mode without transitioning.
+ set complete=.,Ffunction('TestComplete'\\,\ [0\\,\ 1\\,\ 0])
+ let g:CallCount = 0
+ call feedkeys("Sa\<C-N>b\<F2>\<Esc>0", 'tx!')
+ call assert_equal(2, g:CallCount)
+
+ let g:CallCount = 0
+ call feedkeys("Sa\<C-N>b\<C-N>c\<F2>\<Esc>0", 'tx!')
+ call assert_equal(3, g:CallCount)
+
+ " Test 4: Simulate long running func that is stuck in complete_check()
+ let g:CallCount = 0
+ set complete=.,Ffunction('TestComplete'\\,\ [0\\,\ 1\\,\ 0])
+ call feedkeys("Sa\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abc'], b:matches->mapnew('v:val.word'))
+ call assert_equal(1, g:CallCount)
+
+ let g:CallCount = 0
+ call feedkeys("Sab\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abc'], b:matches->mapnew('v:val.word'))
+ call assert_equal(1, g:CallCount)
+
+ " Test 5: refresh:always stays in 'collection' mode
+ set complete=.,Ffunction('TestComplete'\\,\ [0\\,\ 0\\,\ 1])
+ let g:CallCount = 0
+ call feedkeys("Sa\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'ab', 'ac', 'ad'], b:matches->mapnew('v:val.word'))
+ call assert_equal(1, g:CallCount)
+
+ let g:CallCount = 0
+ call feedkeys("Sab\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'abb', 'abd'], b:matches->mapnew('v:val.word'))
+ call assert_equal(2, g:CallCount)
+
+ " Test 6: <c-n> and <c-p> navigate menu
+ set complete=.,Ffunction('TestComplete'\\,\ [0\\,\ 0\\,\ 0])
+ let g:CallCount = 0
+ call feedkeys("Sab\<c-n>\<F2>\<F3>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'ab'], b:matches->mapnew('v:val.word'))
+ call assert_equal(0, b:selected)
+ call assert_equal(1, g:CallCount)
+ call feedkeys("Sab\<c-n>\<c-n>\<F2>\<F3>\<Esc>0", 'tx!')
+ call assert_equal(1, b:selected)
+ call feedkeys("Sab\<c-n>\<c-p>\<F2>\<F3>\<Esc>0", 'tx!')
+ call assert_equal(-1, b:selected)
+
+ " Test 7: Following 'cot' option values have no effect
+ set completeopt=menu,menuone,noselect,noinsert,longest
+ set complete=.,Ffunction('TestComplete'\\,\ [0\\,\ 0\\,\ 0])
+ let g:CallCount = 0
+ call feedkeys("Sab\<c-n>\<F2>\<F3>\<Esc>0", 'tx!')
+ call assert_equal(['abc', 'ab'], b:matches->mapnew('v:val.word'))
+ call assert_equal(0, b:selected)
+ call assert_equal(1, g:CallCount)
+ call assert_equal('abc', getline(4))
+ set completeopt&
+
+ " Test 8: {func} completes after space, but not '.'
+ set complete=.,Ffunction('TestComplete'\\,\ [0\\,\ 0\\,\ 0])
+ let g:CallCount = 0
+ call feedkeys("S \<F2>\<F3>\<Esc>0", 'tx!')
+ call assert_equal(['ab', 'ac', 'ad'], b:matches->mapnew('v:val.word'))
+ call assert_equal(1, g:CallCount)
+ set complete=.
+ call feedkeys("S \<F2>\<F3>\<Esc>0", 'tx!')
+ call assert_equal([], b:matches->mapnew('v:val.word'))
+
+ " Test 9: Matches nearest to the cursor are prioritized (by default)
+ %d
+ let g:CallCount = 0
+ set complete=.
+ call setline(1, ["fo", "foo", "foobar", "foobarbaz"])
+ call feedkeys("jof\<F2>\<Esc>0", 'tx!')
+ call assert_equal(['foo', 'foobar', 'fo', 'foobarbaz'], b:matches->mapnew('v:val.word'))
+
+ bw!
+ call test_override("char_avail", 0)
+ delfunc TestComplete
+ set autocomplete& complete&
+ unlet g:CallCount
+endfunc
+
+func s:TestCompleteScriptLocal(findstart, base)
+ if a:findstart
+ return 1
+ else
+ return ['foo', 'foobar']
+ endif
+endfunc
+
+" Issue 17869
+func Test_scriptlocal_autoload_func()
+ let save_rtp = &rtp
+ set rtp=Xruntime/some
+ let dir = 'Xruntime/some/autoload'
+ call mkdir(dir, 'pR')
+
+ let lines =<< trim END
+ mnv9script
+ export def Func(findstart: bool, base: string): any
+ if findstart
+ return 1
+ else
+ return ['match', 'matchfoo']
+ endif
+ enddef
+ END
+ call writefile(lines, dir .. '/compl.mnv')
+
+ call test_override("char_avail", 1)
+ new
+ inoremap <buffer> <F2> <Cmd>let b:matches = complete_info(["matches"]).matches<CR>
+ setlocal autocomplete
+
+ setlocal complete=.,Fcompl#Func
+ call feedkeys("im\<F2>\<Esc>0", 'xt!')
+ call assert_equal(['match', 'matchfoo'], b:matches->mapnew('v:val.word'))
+
+ setlocal complete=.,F<SID>TestCompleteScriptLocal
+ call feedkeys("Sf\<F2>\<Esc>0", 'xt!')
+ call assert_equal(['foo', 'foobar'], b:matches->mapnew('v:val.word'))
+
+ setlocal complete&
+ bwipe!
+ call test_override("char_avail", 0)
+ let &rtp = save_rtp
+endfunc
+
+" Issue #17907
+func Test_omni_start_invalid_col()
+ func OmniFunc(startcol, findstart, base)
+ if a:findstart
+ return a:startcol
+ else
+ return ['foo', 'foobar']
+ endif
+ endfunc
+
+ new
+ set complete=o
+ set omnifunc=funcref('OmniFunc',\ [-1])
+ call setline(1, ['baz '])
+ call feedkeys("A\<C-N>\<Esc>0", 'tx!')
+ call assert_equal('baz foo', getline(1))
+
+ set omnifunc=funcref('OmniFunc',\ [1000])
+ call setline(1, ['bar '])
+ call feedkeys("A\<C-N>\<Esc>0", 'tx!')
+ call assert_equal('bar foo', getline(1))
+ bw!
+
+ delfunc OmniFunc
+ set omnifunc& complete&
+endfunc
+
+func Test_completetimeout_autocompletetimeout()
+ func OmniFunc(findstart, base)
+ if a:findstart
+ return 1
+ else
+ return ['fooOmni']
+ endif
+ endfunc
+
+ set omnifunc=OmniFunc
+ call test_override("char_avail", 1)
+ inoremap <F2> <Cmd>let b:matches = complete_info(["matches"]).matches<CR>
+
+ call setline(1, ['foobar', 'foobarbaz'])
+ new
+ call setline(1, ['foo', 'foobaz', ''])
+ set complete=.,o,w
+ call feedkeys("G", 'xt!')
+
+ set autocomplete
+ for tt in [1, 80, 1000, -1, 0]
+ exec $'set autocompletetimeout={tt}'
+ call feedkeys("\<Esc>Sf\<F2>\<Esc>0", 'xt!')
+ call assert_equal(['foobaz', 'foo', 'fooOmni', 'foobar', 'foobarbaz'], b:matches->mapnew('v:val.word'))
+ endfor
+ set autocomplete&
+
+ for tt in [80, 1000, -1, 0]
+ exec $'set completetimeout={tt}'
+ call feedkeys("\<Esc>Sf\<C-N>\<F2>\<Esc>0", 'xt!')
+ call assert_equal(['foo', 'foobaz', 'fooOmni', 'foobar', 'foobarbaz'], b:matches->mapnew('v:val.word'))
+ endfor
+
+ " Clock does not have fine granularity, so checking 'elapsed time' is only
+ " approximate. We can only test that some type of timeout is enforced.
+ call setline(1, map(range(60000), '"foo" . v:val'))
+ set completetimeout=1
+ call feedkeys("Gof\<C-N>\<F2>\<Esc>0", 'xt!')
+ let match_count = len(b:matches->mapnew('v:val.word'))
+ call assert_true(match_count < 4000)
+
+ set completetimeout=1000
+ call feedkeys("\<Esc>Sf\<C-N>\<F2>\<Esc>0", 'xt!')
+ let match_count = len(b:matches->mapnew('v:val.word'))
+ call assert_true(match_count > 2000)
+
+ set autocomplete
+ set autocompletetimeout=81
+ call feedkeys("\<Esc>Sf\<F2>\<Esc>0", 'xt!')
+ let match_count = len(b:matches->mapnew('v:val.word'))
+ call assert_true(match_count < 50000)
+
+ set complete& omnifunc& autocomplete& autocompletetimeout& completetimeout&
+ bwipe!
+ %d
+ call test_override("char_avail", 0)
+ iunmap <F2>
+ delfunc OmniFunc
+endfunc
+
+func Test_autocompletedelay()
+ CheckScreendump
+
+ let lines =<< trim [SCRIPT]
+ call setline(1, ['foo', 'foobar', 'foobarbaz'])
+ setlocal autocomplete
+ [SCRIPT]
+ call writefile(lines, 'XTest_autocomplete_delay', 'D')
+ let buf = RunMNVInTerminal('-S XTest_autocomplete_delay', {'rows': 10})
+
+ call term_sendkeys(buf, "Gof")
+ call VerifyScreenDump(buf, 'Test_autocompletedelay_1', {})
+
+ call term_sendkeys(buf, "\<Esc>:set autocompletedelay=500\<CR>")
+ call term_sendkeys(buf, "Sf")
+ call VerifyScreenDump(buf, 'Test_autocompletedelay_2', {})
+ call term_sendkeys(buf, "o")
+ call VerifyScreenDump(buf, 'Test_autocompletedelay_3', {})
+ sleep 500m
+ call VerifyScreenDump(buf, 'Test_autocompletedelay_4', {})
+ call term_sendkeys(buf, "\<BS>")
+ call VerifyScreenDump(buf, 'Test_autocompletedelay_5', {})
+ sleep 500m
+ call VerifyScreenDump(buf, 'Test_autocompletedelay_6', {})
+
+ " During delay wait, user can open menu using CTRL_N completion
+ call term_sendkeys(buf, "\<Esc>:set completeopt=menuone\<CR>")
+ call term_sendkeys(buf, "Sf\<C-N>")
+ call VerifyScreenDump(buf, 'Test_autocompletedelay_7', {})
+
+ " After the menu is open, ^N/^P and Up/Down should not delay
+ call term_sendkeys(buf, "\<Esc>:set completeopt=menu noruler\<CR>")
+ call term_sendkeys(buf, "\<Esc>Sf")
+ sleep 500ms
+ call term_sendkeys(buf, "\<C-N>")
+ call VerifyScreenDump(buf, 'Test_autocompletedelay_8', {})
+ call term_sendkeys(buf, "\<Down>")
+ call VerifyScreenDump(buf, 'Test_autocompletedelay_9', {})
+
+ " When menu is not open Up/Down moves cursor to different line
+ call term_sendkeys(buf, "\<Esc>Sf")
+ call term_sendkeys(buf, "\<Up>")
+ call VerifyScreenDump(buf, 'Test_autocompletedelay_10', {})
+ call term_sendkeys(buf, "\<Down>")
+ call VerifyScreenDump(buf, 'Test_autocompletedelay_11', {})
+
+ call term_sendkeys(buf, "\<esc>")
+ call StopMNVInTerminal(buf)
+endfunc
+
+" Preinsert longest prefix when autocomplete
+func Test_autocomplete_longest()
+ func GetLine()
+ let g:line = getline('.')
+ let g:col = col('.')
+ let g:preinserted = preinserted()
+ endfunc
+
+ call test_override("char_avail", 1)
+ new
+ inoremap <buffer><F5> <C-R>=GetLine()<CR>
+ set completeopt+=longest autocomplete
+ call setline(1, ["foobar", "foozbar"])
+ call feedkeys("Go\<ESC>", 'tx')
+
+ func DoTest(typed, line, col)
+ call feedkeys($"S{a:typed}\<F5>\<ESC>", 'tx')
+ call assert_equal(a:line, g:line)
+ call assert_equal(a:col, g:col)
+ endfunc
+
+ call DoTest("f", 'foo', 2)
+ call DoTest("fo", 'foo', 3)
+ call DoTest("foo", 'foo', 4)
+ call DoTest("foob", 'foobar', 5)
+ call DoTest("foob\<BS>", 'foo', 4)
+ call DoTest("foob\<BS>\<BS>", 'foo', 3)
+ call DoTest("foo\<BS>", 'foo', 3)
+ call DoTest("foo\<BS>\<BS>", 'foo', 2)
+ call DoTest("foo\<BS>\<BS>\<BS>", '', 1)
+
+ call DoTest("foo \<BS>", 'foo', 4)
+ call DoTest("foo \<BS>\<BS>", 'foo', 3)
+
+ call DoTest("f\<C-N>", 'foozbar', 8)
+ call DoTest("f\<C-N>\<C-N>", 'foobar', 7)
+ call DoTest("f\<C-N>\<C-N>\<C-N>", 'foo', 2)
+ call DoTest("f\<C-N>\<C-N>\<C-N>\<C-N>", 'foozbar', 8)
+ call DoTest("f\<C-N>\<C-N>\<C-N>\<C-N>\<C-P>", 'foo', 2)
+ call DoTest("f\<C-N>\<C-N>\<C-N>\<C-N>\<C-P>\<C-P>", 'foobar', 7)
+ call DoTest("f\<C-P>", 'foobar', 7)
+ call DoTest("fo\<BS>\<C-P>", 'foobar', 7)
+
+ " <C-Y> to accept preinserted text
+ inoremap <buffer><F6> <C-R>=pumvisible()<CR>
+ call DoTest("zar\<C-O>0f", 'foozar', 2)
+ call DoTest("zar\<C-O>0f\<C-Y>", 'foozar', 4)
+ call DoTest("zar\<C-O>0f\<C-Y>\<F6>", 'foo1zar', 5)
+ call DoTest("zar\<C-O>0f\<C-Y>\<BS>", 'foozar', 3)
+ call DoTest("zar\<C-O>0f\<C-Y>\<BS>\<F6>", 'fo1zar', 4)
+
+ " Select items in menu
+ call DoTest("zar\<C-O>0f\<C-N>", 'foozbarzar', 8)
+ call DoTest("zar\<C-O>0f\<C-N>\<C-N>", 'foobarzar', 7)
+ call DoTest("zar\<C-O>0f\<C-N>\<C-N>\<C-N>", 'foozar', 2)
+ call DoTest("zar\<C-O>0f\<C-N>\<C-N>\<C-N>\<C-N>", 'foozbarzar', 8)
+ call DoTest("zar\<C-O>0f\<C-N>\<C-N>\<C-N>\<C-N>\<C-P>", 'foozar', 2)
+ call DoTest("zar\<C-O>0f\<C-N>\<C-N>\<C-N>\<C-N>\<C-P>\<C-P>", 'foobarzar', 7)
+ call DoTest("zar\<C-O>0f\<C-P>", 'foobarzar', 7)
+
+ " Should not work with fuzzy
+ set cot+=fuzzy
+ call DoTest("f", 'f', 2)
+ set cot-=fuzzy
+
+ " preinserted()
+ call DoTest("f", 'foo', 2)
+ call assert_equal(1, g:preinserted)
+ call assert_equal(0, preinserted())
+ call DoTest("f\<BS>", '', 1)
+ call assert_equal(0, g:preinserted)
+ call DoTest("f ", 'f ', 3)
+ call assert_equal(0, g:preinserted)
+ call DoTest("foob", 'foobar', 5)
+ call assert_equal(1, g:preinserted)
+ call DoTest("foob\<BS>\<BS>x", 'fox', 4)
+ call assert_equal(0, g:preinserted)
+
+ " Complete non-keyword
+ func Omni(findstart, base)
+ if a:findstart
+ return 5
+ else
+ return ['xyz:']
+ endif
+ endfunc
+ set omnifunc=Omni
+ set cpt+=o
+ call DoTest("xyz:", "xyz:xyz:", 5)
+ call DoTest("xyz:\<BS>\<BS>", "xyz:", 3)
+ set omnifunc& cpt&
+ delfunc Omni
+
+ " leader should match prefix of inserted word
+ %delete
+ set smartcase ignorecase
+ call setline(1, ["FOO"])
+ call feedkeys($"Gof\<F5>\<Esc>", 'tx')
+ call assert_equal('f', g:line)
+ call feedkeys($"SF\<F5>\<Esc>", 'tx')
+ call assert_equal('FOO', g:line)
+ set smartcase& ignorecase&
+
+ " avoid repeating text that is already present after the cursor
+ %delete
+ call setline(1, ["foobarbaz", ""])
+ call feedkeys($"G", 'tx')
+ call DoTest("baz\<C-O>0f", "foobarbaz", 2)
+ call feedkeys($"Sxfoozar\<CR>\<Esc>", 'tx')
+ call DoTest("baz\<C-O>0f", "foobarbaz", 2)
+ call feedkeys($"Sfoozar\<CR>\<Esc>", 'tx')
+ call DoTest("baz\<C-O>0f", "foobaz", 2)
+
+ " Verify that redo (dot) works
+ %delete
+ call setline(1, ["foobar", "foozbar", "foobaz", "changed", "change"])
+ call feedkeys($"/foo\<CR>", 'tx')
+ call feedkeys($"cwch\<C-N>\<Esc>n.n.", 'tx')
+ call assert_equal(repeat(['changed'], 3), getline(1, 3))
+
+ " Select a match and delete up to text equal to another match
+ %delete
+ call setline(1, ["foobar", "foo"])
+ call feedkeys("Go\<ESC>", 'tx')
+ call DoTest("f\<C-N>\<C-N>\<BS>\<BS>\<BS>\<BS>", 'foo', 3)
+
+ " Issue #18410: When both "preinsert" and "longest" are set, "preinsert"
+ " takes precedence
+ %delete
+ set autocomplete completeopt+=longest,preinsert
+ call setline(1, ['foobar', 'foofoo', 'foobaz', ''])
+ call feedkeys("G", 'tx')
+ call DoTest("f", 'foobar', 2)
+ call assert_equal(1, g:preinserted)
+
+ " complete_info()
+ %delete
+ func GetPreinsert()
+ let g:cinfo = complete_info(['preinserted_text'])
+ return ""
+ endfunc
+ inoremap <buffer><F6> <C-R>=GetPreinsert()<CR>
+ call setline(1, ["foo_bar_xyz", "foo__xyz"])
+
+ set completeopt& completeopt+=preinsert
+ call feedkeys("G4li\<F6>\<C-Y>", 'tx')
+ call assert_equal("bar_xyz", g:cinfo.preinserted_text)
+
+ set completeopt& completeopt+=longest
+ call feedkeys("Gof\<F6>\<ESC>", 'tx')
+ call assert_equal("oo_bar_xyz", g:cinfo.preinserted_text)
+ unlet g:cinfo
+ delfunc GetPreinsert
+ set completeopt&
+
+ " Undo
+ %delete _
+ let &l:undolevels = &l:undolevels
+ normal! ifoo
+ let &l:undolevels = &l:undolevels
+ normal! ofoobar
+ let &l:undolevels = &l:undolevels
+ normal! ofoobaz
+ let &l:undolevels = &l:undolevels
+
+ func CheckUndo()
+ let g:errmsg = ''
+ call assert_equal(['foo', 'foobar', 'foobaz'], getline(1, '$'))
+ undo
+ call assert_equal(['foo', 'foobar'], getline(1, '$'))
+ undo
+ call assert_equal(['foo'], getline(1, '$'))
+ undo
+ call assert_equal([''], getline(1, '$'))
+ later 3
+ call assert_equal(['foo', 'foobar', 'foobaz'], getline(1, '$'))
+ call assert_equal('', v:errmsg)
+ endfunc
+
+ " Check that switching buffer with "longest" doesn't corrupt undo.
+ new
+ setlocal bufhidden=wipe
+ inoremap <buffer> <F2> <Cmd>enew!<CR>
+ call feedkeys("if\<F2>\<Esc>", 'tx')
+ bwipe!
+ call CheckUndo()
+
+ " Check that closing window with "longest" doesn't corrupt undo.
+ new
+ setlocal bufhidden=wipe
+ inoremap <buffer> <F2> <Cmd>close!<CR>
+ call feedkeys("if\<F2>\<Esc>", 'tx')
+ call CheckUndo()
+
+ %delete _
+ delfunc CheckUndo
+
+ " Check that behavior of "longest" in manual completion is unchanged.
+ for ac in [v:false, v:true]
+ let &ac = ac
+ set completeopt=menuone,longest
+ call feedkeys("Ssign u\<C-X>\<C-V>", 'tx')
+ call assert_equal('sign un', getline('.'))
+ call feedkeys("Ssign u\<C-X>\<C-V>\<C-V>", 'tx')
+ call assert_equal('sign undefine', getline('.'))
+ call feedkeys("Ssign u\<C-X>\<C-V>\<C-V>\<C-V>", 'tx')
+ call assert_equal('sign unplace', getline('.'))
+ call feedkeys("Ssign u\<C-X>\<C-V>\<C-V>\<C-V>\<C-V>", 'tx')
+ call assert_equal('sign u', getline('.'))
+ %delete
+ endfor
+
+ bw!
+ set cot& autocomplete&
+ delfunc GetLine
+ delfunc DoTest
+ call test_override("char_avail", 0)
+endfunc
+
+" Issue #18326
+func Test_fuzzy_select_item_when_acl()
+ CheckScreendump
+ let lines =<< trim [SCRIPT]
+ call setline(1, ["v", "vi", "mnv"])
+ set autocomplete completeopt=menuone,noinsert,fuzzy autocompletedelay=300
+ [SCRIPT]
+ call writefile(lines, 'XTest_autocomplete_delay', 'D')
+ let buf = RunMNVInTerminal('-S XTest_autocomplete_delay', {'rows': 10})
+
+ call term_sendkeys(buf, "Govi")
+ call VerifyScreenDump(buf, 'Test_fuzzy_autocompletedelay_1', {})
+
+ call term_sendkeys(buf, "\<Esc>Sv")
+ call VerifyScreenDump(buf, 'Test_fuzzy_autocompletedelay_2', {})
+ sleep 500m
+ call term_sendkeys(buf, "i")
+ call VerifyScreenDump(buf, 'Test_fuzzy_autocompletedelay_3', {})
+
+ call term_sendkeys(buf, "\<esc>")
+ call StopMNVInTerminal(buf)
+endfunc
+
+" Issue #18378: crash when fuzzy reorders items during refresh:always
+func Test_refresh_always_with_fuzzy()
+ func ComplFunc1(findstart, base)
+ if a:findstart
+ return 1
+ else
+ return ['foo', 'foobar']
+ endif
+ endfunc
+ func ComplFunc2(findstart, base)
+ if a:findstart
+ return 1
+ else
+ return #{words: ['foo'], refresh: 'always'}
+ endif
+ endfunc
+ set complete=.,FComplFunc1,FComplFunc2
+ set autocomplete
+ call test_override("char_avail", 1)
+ new
+ call setline(1, ['fox'])
+ exe "normal! Gofo"
+ bw!
+ delfunc ComplFunc1
+ delfunc ComplFunc2
+ set complete& autocomplete&
+ call test_override("char_avail", 0)
+endfunc
+
+func Test_autocompletedelay_longest_preinsert()
+ CheckScreendump
+ let lines =<< trim [SCRIPT]
+ call setline(1, ['autocomplete', 'autocomxxx'])
+ set autocomplete completeopt+=longest autocompletedelay=500
+ [SCRIPT]
+ call writefile(lines, 'XTest_autocompletedelay', 'D')
+ let buf = RunMNVInTerminal('-S XTest_autocompletedelay', {'rows': 10})
+
+ " No spurious characters when autocompletedelay is in effect
+ call term_sendkeys(buf, "Goau")
+ sleep 10m
+ call term_sendkeys(buf, "toc")
+ sleep 100m
+ call VerifyScreenDump(buf, 'Test_autocompletedelay_longest_1', {})
+ sleep 500m
+ call VerifyScreenDump(buf, 'Test_autocompletedelay_longest_2', {})
+
+ " Deleting a char should still show longest text
+ call term_sendkeys(buf, "\<Esc>Saut")
+ sleep 10m
+ call term_sendkeys(buf, "\<BS>")
+ sleep 100m
+ call VerifyScreenDump(buf, 'Test_autocompletedelay_longest_3', {})
+ sleep 500m
+ call VerifyScreenDump(buf, 'Test_autocompletedelay_longest_4', {})
+
+ " Preinsert
+ call term_sendkeys(buf, "\<Esc>:set completeopt& completeopt+=preinsert\<CR>")
+
+ " Show preinserted text right away but display popup later
+ call term_sendkeys(buf, "\<Esc>Sau")
+ sleep 100m
+ call VerifyScreenDump(buf, 'Test_autocompletedelay_preinsert_1', {})
+ sleep 500m
+ call VerifyScreenDump(buf, 'Test_autocompletedelay_preinsert_2', {})
+
+ call term_sendkeys(buf, "\<esc>")
+ call StopMNVInTerminal(buf)
+endfunc
+
+" Issue 18493
+func Test_longest_preinsert_accept()
+ call test_override("char_avail", 1)
+ new
+ call setline(1, ['func1', 'xfunc', 'func2'])
+ set completeopt+=noselect
+
+ call feedkeys("Gof\<C-N>\<Down>\<C-Y>", 'tx')
+ call assert_equal('func1', getline('.'))
+
+ set completeopt+=longest autocomplete
+ call feedkeys("Sf\<Down>\<C-Y>", 'tx')
+ call assert_equal('func2', getline('.'))
+ call feedkeys("Sf\<C-Y>", 'tx')
+ call assert_equal('func', getline('.'))
+
+ set completeopt& autocomplete&
+ bw!
+ call test_override("char_avail", 0)
+endfunc
+
+" Issue 19114
+func Test_fuzzy_filenames_compl_autocompl()
+ CheckScreendump
+ let dir = 'Xtempdir'
+ call mkdir(dir, 'pR')
+ call writefile([], dir .. '/.name')
+ call writefile([], dir .. '/name')
+ call writefile([], dir .. '/test.mnv')
+
+ let buf = RunMNVInTerminal('', {'rows': 10})
+ call term_sendkeys(buf, ':call test_override("char_avail", 1)')
+ call term_sendkeys(buf, "\<CR>")
+ call term_sendkeys(buf, "iset ac cot=fuzzy,longest\<ESC>")
+ call term_sendkeys(buf, ":source\<CR>")
+ call term_sendkeys(buf, "o.na\<C-X>\<C-F>") " this used to cause segfault
+ call TermWait(buf, 200)
+ call VerifyScreenDump(buf, 'Test_fuzzy_filenames_compl_autocompl', {})
+ call StopMNVInTerminal(buf)
+endfunc
+
+" Issue 19130
+func Test_helptags_autocomplete_timeout()
+ func! TestComplete(findstart, base)
+ if a:findstart
+ return col('.') - 1
+ else
+ sleep 310m " Exceed timeout
+ return ["foo"]
+ endif
+ endfunc
+
+ call test_override("char_avail", 1)
+ new
+ set autocomplete completeopt=fuzzy complete=.,FTestComplete
+ call feedkeys("Goa\<Esc>0", 'tx!')
+ call feedkeys(":h\<CR>", 'tx') " used to throw E149 exception
+ call test_override("char_avail", 0)
+ set autocomplete& completeopt& complete&
+ bw!
+endfunc
+
+func Test_autocomplete_preinsert_null_leader()
+ " Test that non-prefix matches from omnifunc are filtered when leader is NULL.
+ " When autocomplete first fires, compl_leader is NULL. Previously the prefix
+ " filter was bypassed, allowing non-prefix fuzzy matches to be incorrectly
+ " shown in the PUM and preinserted.
+ func NonPrefixOmni(findstart, base)
+ if a:findstart
+ return col(".") - 1
+ endif
+ " Return "key" (doesn't start with 'y') and "yellow" (starts with 'y').
+ " Simulates what a fuzzy omnifunc returns (e.g. mnvcomplete#Complete with
+ " wildoptions=fuzzy).
+ return ["key", "yellow"]
+ endfunc
+
+ call test_override("char_avail", 1)
+ new
+ set omnifunc=NonPrefixOmni complete=o
+ set completeopt=preinsert autocomplete
+
+ func GetState()
+ let g:line = getline('.')
+ let g:col = col('.')
+ let g:matches = complete_info(['matches']).matches->mapnew('v:val.word')
+ endfunc
+ inoremap <buffer> <F5> <C-R>=GetState()<CR>
+
+ " Type 'y': "key" should be filtered out (doesn't start with 'y'),
+ " "yellow" should be the only PUM entry and preinserted with cursor after 'y'.
+ call feedkeys("iy\<F5>\<C-E>\<Esc>", 'tx')
+ call assert_equal("yellow", g:line)
+ call assert_equal(2, g:col)
+ call assert_equal(['yellow'], g:matches)
+
+ bw!
+ set omnifunc& complete& completeopt& autocomplete&
+ call test_override("char_avail", 0)
+ delfunc NonPrefixOmni
+ delfunc GetState
+endfunc
+
+" Issue #19329: When register contents are inserted, remove preinserted text
+func Test_ins_register_preinsert_autocomplete()
+ func TestOmni(findstart, base)
+ if a:findstart
+ return col(".") - 1
+ endif
+ return ["foo", "foobar"]
+ endfunc
+
+ call test_override("char_avail", 1)
+ new
+ set omnifunc=TestOmni complete^=o
+ set completeopt=preinsert autocomplete
+
+ call feedkeys("ifoo \<C-R>\<C-P>=\"xyz\"\<CR>\<Esc>", 'tx')
+ call assert_equal("foo xyz", getline('.'))
+ bw!
+ set omnifunc& complete& completeopt& autocomplete&
+ call test_override("char_avail", 0)
+ delfunc TestOmni
+endfunc
+
+" mnv: shiftwidth=2 sts=2 expandtab nofoldenable