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Diffstat (limited to 'mnv/src/testdir/test_winfixbuf.mnv')
| -rw-r--r-- | mnv/src/testdir/test_winfixbuf.mnv | 3367 |
1 files changed, 3367 insertions, 0 deletions
diff --git a/mnv/src/testdir/test_winfixbuf.mnv b/mnv/src/testdir/test_winfixbuf.mnv new file mode 100644 index 0000000000..8e933e0153 --- /dev/null +++ b/mnv/src/testdir/test_winfixbuf.mnv @@ -0,0 +1,3367 @@ +" Test 'winfixbuf' + +" Find the number of open windows in the current tab +func s:get_windows_count() + return tabpagewinnr(tabpagenr(), '$') +endfunc + +" Create some unnamed buffers. +func s:make_buffers_list() + enew + file first + let l:first = bufnr() + + enew + file middle + let l:middle = bufnr() + + enew + file last + let l:last = bufnr() + + set winfixbuf + + return [l:first, l:last] +endfunc + +" Create some unnamed buffers and add them to an args list +func s:make_args_list() + let [l:first, l:last] = s:make_buffers_list() + + args! first middle last + + return [l:first, l:last] +endfunc + +" Create two buffers and then set the window to 'winfixbuf' +func s:make_buffer_pairs(...) + let l:reversed = get(a:, 1, 0) + + if l:reversed == 1 + enew + file original + + set winfixbuf + + enew! + file other + let l:other = bufnr() + + return l:other + endif + + enew + file other + let l:other = bufnr() + + enew + file current + + set winfixbuf + + return l:other +endfunc + +" Create 3 quick buffers and set the window to 'winfixbuf' +func s:make_buffer_trio() + edit first + let l:first = bufnr() + edit second + let l:second = bufnr() + + set winfixbuf + + edit! third + let l:third = bufnr() + + exe $":buffer! {l:second}" + + return [l:first, l:second, l:third] +endfunc + +" Create a location list with at least 2 entries + a 'winfixbuf' window. +func s:make_simple_location_list() + enew + file middle + let l:middle = bufnr() + call append(0, ["winfix search-term", "another line"]) + + enew! + file first + let l:first = bufnr() + call append(0, "first search-term") + + enew! + file last + let l:last = bufnr() + call append(0, "last search-term") + + call setloclist( + \ 0, + \ [ + \ { + \ "filename": "first", + \ "bufnr": l:first, + \ "lnum": 1, + \ }, + \ { + \ "filename": "middle", + \ "bufnr": l:middle, + \ "lnum": 1, + \ }, + \ { + \ "filename": "middle", + \ "bufnr": l:middle, + \ "lnum": 2, + \ }, + \ { + \ "filename": "last", + \ "bufnr": l:last, + \ "lnum": 1, + \ }, + \ ] + \) + + set winfixbuf + + return [l:first, l:middle, l:last] +endfunc + +" Create a quickfix with at least 2 entries that are in the current 'winfixbuf' window. +func s:make_simple_quickfix() + enew + file current + let l:current = bufnr() + call append(0, ["winfix search-term", "another line"]) + + enew! + file first + let l:first = bufnr() + call append(0, "first search-term") + + enew! + file last + let l:last = bufnr() + call append(0, "last search-term") + + call setqflist( + \ [ + \ { + \ "filename": "first", + \ "bufnr": l:first, + \ "lnum": 1, + \ }, + \ { + \ "filename": "current", + \ "bufnr": l:current, + \ "lnum": 1, + \ }, + \ { + \ "filename": "current", + \ "bufnr": l:current, + \ "lnum": 2, + \ }, + \ { + \ "filename": "last", + \ "bufnr": l:last, + \ "lnum": 1, + \ }, + \ ] + \) + + set winfixbuf + + return [l:current, l:last] +endfunc + +" Create a quickfix with at least 2 entries that are in the current 'winfixbuf' window. +func s:make_quickfix_windows() + let [l:current, _] = s:make_simple_quickfix() + exe $"buffer! {l:current}" + + split + let l:first_window = win_getid() + exe "normal \<C-w>j" + let l:winfix_window = win_getid() + + " Open the quickfix in a separate split and go to it + copen + let l:quickfix_window = win_getid() + + return [l:first_window, l:winfix_window, l:quickfix_window] +endfunc + +" Revert all changes that occurred in any past test +func s:reset_all_buffers() + %bwipeout! + set nowinfixbuf + + call setqflist([]) + call setloclist(0, [], 'f') + + delmarks A-Z0-9 +endfunc + +" Find and set the first quickfix entry that points to `buffer` +func s:set_quickfix_by_buffer(buffer) + let l:index = 1 " quickfix indices start at 1 + for l:entry in getqflist() + if l:entry["bufnr"] == a:buffer + exe $"{l:index} cc" + + return + endif + + let l:index += 1 + endfor + + echoerr $'No quickfix entry matching {a:buffer} could be found.' +endfunc + +" Fail to call :Next on a 'winfixbuf' window unless :Next! is used. +func Test_Next() + call s:reset_all_buffers() + + let [l:first, _] = s:make_args_list() + next! + + call assert_fails("Next", "E1513:") + call assert_notequal(l:first, bufnr()) + + Next! + call assert_equal(l:first, bufnr()) +endfunc + +" Call :argdo and choose the next available 'nowinfixbuf' window. +func Test_argdo_choose_available_window() + call s:reset_all_buffers() + + let [_, l:last] = s:make_args_list() + + " Make a split window that is 'nowinfixbuf' but make it the second-to-last + " window so that :argdo will first try the 'winfixbuf' window, pass over it, + " and prefer the other 'nowinfixbuf' window, instead. + " + " +-------------------+ + " | 'nowinfixbuf' | + " +-------------------+ + " | 'winfixbuf' | <-- Cursor is here + " +-------------------+ + split + let l:nowinfixbuf_window = win_getid() + " Move to the 'winfixbuf' window now + exe "normal \<C-w>j" + let l:winfixbuf_window = win_getid() + let l:expected_windows = s:get_windows_count() + + argdo echo '' + call assert_equal(l:nowinfixbuf_window, win_getid()) + call assert_equal(l:last, bufnr()) + call assert_equal(l:expected_windows, s:get_windows_count()) +endfunc + +" Call :argdo and create a new split window if all available windows are 'winfixbuf'. +func Test_argdo_make_new_window() + call s:reset_all_buffers() + + let [l:first, l:last] = s:make_args_list() + let l:current = win_getid() + let l:current_windows = s:get_windows_count() + + argdo echo '' + call assert_notequal(l:current, win_getid()) + call assert_equal(l:last, bufnr()) + exe "normal \<C-w>j" + call assert_equal(l:first, bufnr()) + call assert_equal(l:current_windows + 1, s:get_windows_count()) +endfunc + +" Fail :argedit but :argedit! is allowed +func Test_argedit() + call s:reset_all_buffers() + + args! first middle last + enew + file first + let l:first = bufnr() + + enew + file middle + let l:middle = bufnr() + + enew + file last + let l:last = bufnr() + + set winfixbuf + + let l:current = bufnr() + call assert_fails("argedit first middle last", "E1513:") + call assert_equal(l:current, bufnr()) + + argedit! first middle last + call assert_equal(l:first, bufnr()) +endfunc + +" Fail :arglocal but :arglocal! is allowed +func Test_arglocal() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + argglobal! other + exe $"buffer! {l:current}" + + call assert_fails("arglocal other", "E1513:") + call assert_equal(l:current, bufnr()) + + arglocal! other + call assert_equal(l:other, bufnr()) +endfunc + +" Fail :argglobal but :argglobal! is allowed +func Test_argglobal() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + + call assert_fails("argglobal other", "E1513:") + call assert_equal(l:current, bufnr()) + + argglobal! other + call assert_equal(l:other, bufnr()) +endfunc + +" Fail :args but :args! is allowed +func Test_args() + call s:reset_all_buffers() + + let [l:first, _] = s:make_buffers_list() + let l:current = bufnr() + + call assert_fails("args first middle last", "E1513:") + call assert_equal(l:current, bufnr()) + + args! first middle last + call assert_equal(l:first, bufnr()) +endfunc + +" Fail :bNext but :bNext! is allowed +func Test_bNext() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + call assert_fails("bNext", "E1513:") + let l:current = bufnr() + + call assert_equal(l:current, bufnr()) + + bNext! + call assert_equal(l:other, bufnr()) +endfunc + +" Allow :badd because it doesn't actually change the current window's buffer +func Test_badd() + call s:reset_all_buffers() + + call s:make_buffer_pairs() + let l:current = bufnr() + + badd other + call assert_equal(l:current, bufnr()) +endfunc + +" Allow :balt because it doesn't actually change the current window's buffer +func Test_balt() + call s:reset_all_buffers() + + call s:make_buffer_pairs() + let l:current = bufnr() + + balt other + call assert_equal(l:current, bufnr()) +endfunc + +" Fail :bfirst but :bfirst! is allowed +func Test_bfirst() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + + call assert_fails("bfirst", "E1513:") + call assert_equal(l:current, bufnr()) + + bfirst! + call assert_equal(l:other, bufnr()) +endfunc + +" Fail :blast but :blast! is allowed +func Test_blast() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs(1) + bfirst! + let l:current = bufnr() + + call assert_fails("blast", "E1513:") + call assert_equal(l:current, bufnr()) + + blast! + call assert_equal(l:other, bufnr()) +endfunc + +" Fail :bmodified but :bmodified! is allowed +func Test_bmodified() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + + exe $"buffer! {l:other}" + set modified + exe $"buffer! {l:current}" + + call assert_fails("bmodified", "E1513:") + call assert_equal(l:current, bufnr()) + + bmodified! + call assert_equal(l:other, bufnr()) +endfunc + +" Fail :bnext but :bnext! is allowed +func Test_bnext() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + + call assert_fails("bnext", "E1513:") + call assert_equal(l:current, bufnr()) + + bnext! + call assert_equal(l:other, bufnr()) +endfunc + +" Fail :bprevious but :bprevious! is allowed +func Test_bprevious() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + + call assert_fails("bprevious", "E1513:") + call assert_equal(l:current, bufnr()) + + bprevious! + call assert_equal(l:other, bufnr()) +endfunc + +" Fail :brewind but :brewind! is allowed +func Test_brewind() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + + call assert_fails("brewind", "E1513:") + call assert_equal(l:current, bufnr()) + + brewind! + call assert_equal(l:other, bufnr()) +endfunc + +" Fail :browse edit but :browse edit! is allowed +func Test_browse_edit_fail() + " A GUI dialog may stall the test. + CheckNotGui + + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + + call assert_fails("browse edit other", "E1513:") + call assert_equal(l:current, bufnr()) + + try + browse edit! other + call assert_equal(l:other, bufnr()) + catch /^MNV\%((\a\+)\)\=:E338:/ + " Ignore E338, which occurs if console MNV is built with +browse. + " Console MNV without +browse will treat this as a regular :edit. + endtry +endfunc + +" Allow :browse w because it doesn't change the buffer in the current file +func Test_browse_edit_pass() + " A GUI dialog may stall the test. + CheckNotGui + + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + + try + browse write other + catch /^MNV\%((\a\+)\)\=:E338:/ + " Ignore E338, which occurs if console MNV is built with +browse. + " Console MNV without +browse will treat this as a regular :write. + endtry + + call delete("other") +endfunc + +" Call :bufdo and choose the next available 'nowinfixbuf' window. +func Test_bufdo_choose_available_window() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + + " Make a split window that is 'nowinfixbuf' but make it the second-to-last + " window so that :bufdo will first try the 'winfixbuf' window, pass over it, + " and prefer the other 'nowinfixbuf' window, instead. + " + " +-------------------+ + " | 'nowinfixbuf' | + " +-------------------+ + " | 'winfixbuf' | <-- Cursor is here + " +-------------------+ + split + let l:nowinfixbuf_window = win_getid() + " Move to the 'winfixbuf' window now + exe "normal \<C-w>j" + let l:winfixbuf_window = win_getid() + + let l:current = bufnr() + let l:expected_windows = s:get_windows_count() + + call assert_notequal(l:current, l:other) + + bufdo echo '' + call assert_equal(l:nowinfixbuf_window, win_getid()) + call assert_notequal(l:other, bufnr()) + call assert_equal(l:expected_windows, s:get_windows_count()) +endfunc + +" Call :bufdo and create a new split window if all available windows are 'winfixbuf'. +func Test_bufdo_make_new_window() + call s:reset_all_buffers() + + let [l:first, l:last] = s:make_buffers_list() + exe $"buffer! {l:first}" + let l:current = win_getid() + let l:current_windows = s:get_windows_count() + + bufdo echo '' + call assert_notequal(l:current, win_getid()) + call assert_equal(l:last, bufnr()) + exe "normal \<C-w>j" + call assert_equal(l:first, bufnr()) + call assert_equal(l:current_windows + 1, s:get_windows_count()) +endfunc + +" Fail :buffer but :buffer! is allowed +func Test_buffer() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + + call assert_fails($"buffer {l:other}", "E1513:") + call assert_equal(l:current, bufnr()) + + exe $"buffer! {l:other}" + call assert_equal(l:other, bufnr()) +endfunc + +" Allow :buffer on a 'winfixbuf' window if there is no change in buffer +func Test_buffer_same_buffer() + call s:reset_all_buffers() + + call s:make_buffer_pairs() + let l:current = bufnr() + + exe $"buffer {l:current}" + call assert_equal(l:current, bufnr()) + + exe $"buffer! {l:current}" + call assert_equal(l:current, bufnr()) +endfunc + +" Allow :cNext but the 'nowinfixbuf' window is selected, instead +func Test_cNext() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first_window, l:winfix_window, l:quickfix_window] = s:make_quickfix_windows() + + " The call to `:cNext` succeeds but it selects the window with 'nowinfixbuf' instead + call s:set_quickfix_by_buffer(winbufnr(l:winfix_window)) + + " Make sure the previous window has 'winfixbuf' so we can test that our + " "skip 'winfixbuf' window" logic works. + call win_gotoid(l:winfix_window) + call win_gotoid(l:quickfix_window) + + cNext + call assert_equal(l:first_window, win_getid()) +endfunc + +" Allow :cNfile but the 'nowinfixbuf' window is selected, instead +func Test_cNfile() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first_window, l:winfix_window, l:quickfix_window] = s:make_quickfix_windows() + + " The call to `:cNfile` succeeds but it selects the window with 'nowinfixbuf' instead + call s:set_quickfix_by_buffer(winbufnr(l:winfix_window)) + cnext! + + " Make sure the previous window has 'winfixbuf' so we can test that our + " "skip 'winfixbuf' window" logic works. + call win_gotoid(l:winfix_window) + call win_gotoid(l:quickfix_window) + + cNfile + call assert_equal(l:first_window, win_getid()) +endfunc + +" Allow :caddexpr because it doesn't change the current buffer +func Test_caddexpr() + CheckFeature quickfix + call s:reset_all_buffers() + + let l:file_path = tempname() + call writefile(["Error - bad-thing-found"], l:file_path, 'D') + exe $"edit {l:file_path}" + let l:file_buffer = bufnr() + let l:current = bufnr() + + edit first.unittest + call append(0, ["some-search-term bad-thing-found"]) + + edit! other.unittest + + set winfixbuf + + exe $"buffer! {l:file_buffer}" + + exe 'caddexpr expand("%") .. ":" .. line(".") .. ":" .. getline(".")' + call assert_equal(l:current, bufnr()) +endfunc + +" Fail :cbuffer but :cbuffer! is allowed +func Test_cbuffer() + CheckFeature quickfix + call s:reset_all_buffers() + + let l:file_path = tempname() + call writefile(["first.unittest:1:Error - bad-thing-found"], l:file_path, 'D') + exe $"edit {l:file_path}" + let l:file_buffer = bufnr() + let l:current = bufnr() + + edit first.unittest + call append(0, ["some-search-term bad-thing-found"]) + + edit! other.unittest + + set winfixbuf + + exe $"buffer! {file_buffer}" + + call assert_fails($"cbuffer {file_buffer}", "E1513: Cannot switch buffer. 'winfixbuf' is enabled") + call assert_equal(current, bufnr()) + + exe $"cbuffer! {file_buffer}" + call assert_equal("first.unittest", expand("%:t")) +endfunc + +" Allow :cc but the 'nowinfixbuf' window is selected, instead +func Test_cc() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first_window, l:winfix_window, l:quickfix_window] = s:make_quickfix_windows() + + " The call to `:cnext` succeeds but it selects the window with 'nowinfixbuf' instead + call s:set_quickfix_by_buffer(winbufnr(l:winfix_window)) + + " Make sure the previous window has 'winfixbuf' so we can test that our + " "skip 'winfixbuf' window" logic works. + call win_gotoid(l:winfix_window) + call win_gotoid(l:quickfix_window) + " Go up one line in the quickfix window to an quickfix entry that doesn't + " point to a winfixbuf buffer + normal k + " Attempt to make the previous window, winfixbuf buffer, to go to the + " non-winfixbuf quickfix entry + .cc + + " Confirm that :.cc did not change the winfixbuf-enabled window + call assert_equal(l:first_window, win_getid()) +endfunc + +" Call :cdo and choose the next available 'nowinfixbuf' window. +func Test_cdo_choose_available_window() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:current, l:last] = s:make_simple_quickfix() + exe $"buffer! {l:current}" + + " Make a split window that is 'nowinfixbuf' but make it the second-to-last + " window so that :cdo will first try the 'winfixbuf' window, pass over it, + " and prefer the other 'nowinfixbuf' window, instead. + " + " +-------------------+ + " | 'nowinfixbuf' | + " +-------------------+ + " | 'winfixbuf' | <-- Cursor is here + " +-------------------+ + split + let l:nowinfixbuf_window = win_getid() + " Move to the 'winfixbuf' window now + exe "normal \<C-w>j" + let l:winfixbuf_window = win_getid() + let l:expected_windows = s:get_windows_count() + + cdo echo '' + + call assert_equal(l:nowinfixbuf_window, win_getid()) + call assert_equal(l:last, bufnr()) + exe "normal \<C-w>j" + call assert_equal(l:current, bufnr()) + call assert_equal(l:expected_windows, s:get_windows_count()) +endfunc + +" Call :cdo and create a new split window if all available windows are 'winfixbuf'. +func Test_cdo_make_new_window() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:current_buffer, l:last] = s:make_simple_quickfix() + exe $"buffer! {l:current_buffer}" + + let l:current_window = win_getid() + let l:current_windows = s:get_windows_count() + + cdo echo '' + call assert_notequal(l:current_window, win_getid()) + call assert_equal(l:last, bufnr()) + exe "normal \<C-w>j" + call assert_equal(l:current_buffer, bufnr()) + call assert_equal(l:current_windows + 1, s:get_windows_count()) +endfunc + +" Fail :cexpr but :cexpr! is allowed +func Test_cexpr() + CheckFeature quickfix + call s:reset_all_buffers() + + let file = tempname() + let entry = $'["{file}:1:bar"]' + let current = bufnr() + + set winfixbuf + + call assert_fails($"cexpr {entry}", "E1513: Cannot switch buffer. 'winfixbuf' is enabled") + call assert_equal(current, bufnr()) + + exe $"cexpr! {entry}" + call assert_equal(fnamemodify(file, ":t"), expand("%:t")) +endfunc + +" Call :cfdo and choose the next available 'nowinfixbuf' window. +func Test_cfdo_choose_available_window() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:current, l:last] = s:make_simple_quickfix() + exe $"buffer! {l:current}" + + " Make a split window that is 'nowinfixbuf' but make it the second-to-last + " window so that :cfdo will first try the 'winfixbuf' window, pass over it, + " and prefer the other 'nowinfixbuf' window, instead. + " + " +-------------------+ + " | 'nowinfixbuf' | + " +-------------------+ + " | 'winfixbuf' | <-- Cursor is here + " +-------------------+ + split + let l:nowinfixbuf_window = win_getid() + " Move to the 'winfixbuf' window now + exe "normal \<C-w>j" + let l:winfixbuf_window = win_getid() + let l:expected_windows = s:get_windows_count() + + cfdo echo '' + + call assert_equal(l:nowinfixbuf_window, win_getid()) + call assert_equal(l:last, bufnr()) + exe "normal \<C-w>j" + call assert_equal(l:current, bufnr()) + call assert_equal(l:expected_windows, s:get_windows_count()) +endfunc + +" Call :cfdo and create a new split window if all available windows are 'winfixbuf'. +func Test_cfdo_make_new_window() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:current_buffer, l:last] = s:make_simple_quickfix() + exe $"buffer! {l:current_buffer}" + + let l:current_window = win_getid() + let l:current_windows = s:get_windows_count() + + cfdo echo '' + call assert_notequal(l:current_window, win_getid()) + call assert_equal(l:last, bufnr()) + exe "normal \<C-w>j" + call assert_equal(l:current_buffer, bufnr()) + call assert_equal(l:current_windows + 1, s:get_windows_count()) +endfunc + +" Fail :cfile but :cfile! is allowed +func Test_cfile() + CheckFeature quickfix + call s:reset_all_buffers() + + edit first.unittest + call append(0, ["some-search-term bad-thing-found"]) + write + let first = bufnr() + + edit! second.unittest + call append(0, ["some-search-term"]) + write + + let file = tempname() + call writefile(["first.unittest:1:Error - bad-thing-found was detected"], file) + + let current = bufnr() + + set winfixbuf + + call assert_fails($":cfile {file}", "E1513: Cannot switch buffer. 'winfixbuf' is enabled") + call assert_equal(current, bufnr()) + + exe $":cfile! {file}" + call assert_equal(first, bufnr()) + + call delete(file) + call delete("first.unittest") + call delete("second.unittest") +endfunc + +" Allow :cfirst but the 'nowinfixbuf' window is selected, instead +func Test_cfirst() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first_window, l:winfix_window, l:quickfix_window] = s:make_quickfix_windows() + + " The call to `:cfirst` succeeds but it selects the window with 'nowinfixbuf' instead + call s:set_quickfix_by_buffer(winbufnr(l:winfix_window)) + + " Make sure the previous window has 'winfixbuf' so we can test that our + " "skip 'winfixbuf' window" logic works. + call win_gotoid(l:winfix_window) + call win_gotoid(l:quickfix_window) + + cfirst + call assert_equal(l:first_window, win_getid()) +endfunc + +" Allow :clast but the 'nowinfixbuf' window is selected, instead +func Test_clast() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first_window, l:winfix_window, l:quickfix_window] = s:make_quickfix_windows() + + " The call to `:clast` succeeds but it selects the window with 'nowinfixbuf' instead + call s:set_quickfix_by_buffer(winbufnr(l:winfix_window)) + + " Make sure the previous window has 'winfixbuf' so we can test that our + " "skip 'winfixbuf' window" logic works. + call win_gotoid(l:winfix_window) + call win_gotoid(l:quickfix_window) + + clast + call assert_equal(l:first_window, win_getid()) +endfunc + +" Allow :cnext but the 'nowinfixbuf' window is selected, instead +" Make sure no new windows are created and previous windows are reused +func Test_cnext() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first_window, l:winfix_window, l:quickfix_window] = s:make_quickfix_windows() + let l:expected = s:get_windows_count() + + " The call to `:cnext` succeeds but it selects the window with 'nowinfixbuf' instead + call s:set_quickfix_by_buffer(winbufnr(l:winfix_window)) + + cnext! + call assert_equal(l:expected, s:get_windows_count()) + + " Make sure the previous window has 'winfixbuf' so we can test that our + " "skip 'winfixbuf' window" logic works. + call win_gotoid(l:winfix_window) + call win_gotoid(l:quickfix_window) + + cnext + call assert_equal(l:first_window, win_getid()) + call assert_equal(l:expected, s:get_windows_count()) +endfunc + +" Make sure :cnext creates a split window if no previous window exists +func Test_cnext_no_previous_window() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:current, _] = s:make_simple_quickfix() + exe $"buffer! {l:current}" + + let l:expected = s:get_windows_count() + + " Open the quickfix in a separate split and go to it + copen + + call assert_equal(l:expected + 1, s:get_windows_count()) +endfunc + +" Allow :cnext and create a 'nowinfixbuf' window if none exists +func Test_cnext_make_new_window() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:current, _] = s:make_simple_quickfix() + let l:current = win_getid() + + cfirst! + + let l:windows = s:get_windows_count() + let l:expected = l:windows + 1 " We're about to create a new split window + + cnext + call assert_equal(l:expected, s:get_windows_count()) + + cnext! + call assert_equal(l:expected, s:get_windows_count()) +endfunc + +" Allow :cprevious but the 'nowinfixbuf' window is selected, instead +func Test_cprevious() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first_window, l:winfix_window, l:quickfix_window] = s:make_quickfix_windows() + + " The call to `:cprevious` succeeds but it selects the window with 'nowinfixbuf' instead + call s:set_quickfix_by_buffer(winbufnr(l:winfix_window)) + + " Make sure the previous window has 'winfixbuf' so we can test that our + " "skip 'winfixbuf' window" logic works. + call win_gotoid(l:winfix_window) + call win_gotoid(l:quickfix_window) + + cprevious + call assert_equal(l:first_window, win_getid()) +endfunc + +" Allow :cnfile but the 'nowinfixbuf' window is selected, instead +func Test_cnfile() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first_window, l:winfix_window, l:quickfix_window] = s:make_quickfix_windows() + + " The call to `:cnfile` succeeds but it selects the window with 'nowinfixbuf' instead + call s:set_quickfix_by_buffer(winbufnr(l:winfix_window)) + cnext! + + " Make sure the previous window has 'winfixbuf' so we can test that our + " "skip 'winfixbuf' window" logic works. + call win_gotoid(l:winfix_window) + call win_gotoid(l:quickfix_window) + + cnfile + call assert_equal(l:first_window, win_getid()) +endfunc + +" Allow :cpfile but the 'nowinfixbuf' window is selected, instead +func Test_cpfile() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first_window, l:winfix_window, l:quickfix_window] = s:make_quickfix_windows() + + " The call to `:cpfile` succeeds but it selects the window with 'nowinfixbuf' instead + call s:set_quickfix_by_buffer(winbufnr(l:winfix_window)) + cnext! + + " Make sure the previous window has 'winfixbuf' so we can test that our + " "skip 'winfixbuf' window" logic works. + call win_gotoid(l:winfix_window) + call win_gotoid(l:quickfix_window) + + cpfile + call assert_equal(l:first_window, win_getid()) +endfunc + +" Allow :crewind but the 'nowinfixbuf' window is selected, instead +func Test_crewind() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first_window, l:winfix_window, l:quickfix_window] = s:make_quickfix_windows() + + " The call to `:crewind` succeeds but it selects the window with 'nowinfixbuf' instead + call s:set_quickfix_by_buffer(winbufnr(l:winfix_window)) + cnext! + + " Make sure the previous window has 'winfixbuf' so we can test that our + " "skip 'winfixbuf' window" logic works. + call win_gotoid(l:winfix_window) + call win_gotoid(l:quickfix_window) + + crewind + call assert_equal(l:first_window, win_getid()) +endfunc + +" Allow <C-w>f because it opens in a new split +func Test_ctrl_w_f() + call s:reset_all_buffers() + + enew + let l:file_name = tempname() + call writefile([], l:file_name) + let l:file_buffer = bufnr() + + enew + file other + let l:other_buffer = bufnr() + + set winfixbuf + + call setline(1, l:file_name) + let l:current_windows = s:get_windows_count() + exe "normal \<C-w>f" + + call assert_equal(l:current_windows + 1, s:get_windows_count()) + + call delete(l:file_name) +endfunc + +" Fail :djump but :djump! is allowed +func Test_djump() + call s:reset_all_buffers() + + let l:include_file = tempname() .. ".h" + call writefile(["min(1, 12);", + \ $'#include "{l:include_file}"' + \ ], + \ "main.c") + call writefile(["#define min(X, Y) ((X) < (Y) ? (X) : (Y))"], l:include_file) + edit main.c + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("djump 1 /min/", "E1513:") + call assert_equal(l:current, bufnr()) + + djump! 1 /min/ + call assert_notequal(l:current, bufnr()) + + call delete("main.c") + call delete(l:include_file) +endfunc + +" Fail :drop but :drop! is allowed +func Test_drop() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + + call assert_fails("drop other", "E1513:") + call assert_equal(l:current, bufnr()) + + drop! other + call assert_equal(l:other, bufnr()) +endfunc + +" Fail :edit but :edit! is allowed +func Test_edit() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + + call assert_fails("edit other", "E1513:") + call assert_equal(l:current, bufnr()) + + edit! other + call assert_equal(l:other, bufnr()) +endfunc + +" Fail :e when selecting a buffer from a relative path if in a different folder +" +" In this tests there's 2 buffers +" +" foo - lives on disk, in some folder. e.g. /tmp/foo +" foo - an in-memory buffer that has not been saved to disk. If saved, it +" would live in a different folder, /other/foo. +" +" The 'winfixbuf' is looking at the in-memory buffer and trying to switch to +" the buffer on-disk (and fails, because it's a different buffer) +func Test_edit_different_buffer_on_disk_and_relative_path_to_disk() + call s:reset_all_buffers() + + let l:file_on_disk = tempname() + let l:directory_on_disk1 = fnamemodify(l:file_on_disk, ":p:h") + let l:name = fnamemodify(l:file_on_disk, ":t") + exe $"edit {l:file_on_disk}" + write! + + let l:directory_on_disk2 = l:directory_on_disk1 .. "_something_else" + + if !isdirectory(l:directory_on_disk2) + call mkdir(l:directory_on_disk2) + endif + + exe $"cd {l:directory_on_disk2}" + exe $"edit {l:name}" + + let l:current = bufnr() + + call assert_equal(l:current, bufnr()) + set winfixbuf + call assert_fails($"edit {l:file_on_disk}", "E1513:") + call assert_equal(l:current, bufnr()) + + call delete(l:directory_on_disk1) + call delete(l:directory_on_disk2) +endfunc + +" Fail :e when selecting a buffer from a relative path if in a different folder +" +" In this tests there's 2 buffers +" +" foo - lives on disk, in some folder. e.g. /tmp/foo +" foo - an in-memory buffer that has not been saved to disk. If saved, it +" would live in a different folder, /other/foo. +" +" The 'winfixbuf' is looking at the on-disk buffer and trying to switch to +" the in-memory buffer (and fails, because it's a different buffer) +func Test_edit_different_buffer_on_disk_and_relative_path_to_memory() + call s:reset_all_buffers() + + let l:file_on_disk = tempname() + let l:directory_on_disk1 = fnamemodify(l:file_on_disk, ":p:h") + let l:name = fnamemodify(l:file_on_disk, ":t") + exe $"edit {l:file_on_disk}" + write! + + let l:directory_on_disk2 = l:directory_on_disk1 .. "_something_else" + + if !isdirectory(l:directory_on_disk2) + call mkdir(l:directory_on_disk2) + endif + + exe $"cd {l:directory_on_disk2}" + exe $"edit {l:name}" + exe $"cd {l:directory_on_disk1}" + exe $"edit {l:file_on_disk}" + exe $"cd {l:directory_on_disk2}" + + let l:current = bufnr() + + call assert_equal(l:current, bufnr()) + set winfixbuf + call assert_fails($"edit {l:name}", "E1513:") + call assert_equal(l:current, bufnr()) + + call delete(l:directory_on_disk1) + call delete(l:directory_on_disk2) +endfunc + +" Fail to call `:e first` if called from a starting, in-memory buffer +func Test_edit_first_buffer() + call s:reset_all_buffers() + + set winfixbuf + let l:current = bufnr() + + call assert_fails("edit first", "E1513:") + call assert_equal(l:current, bufnr()) + + edit! first + call assert_equal(l:current, bufnr()) + edit! somewhere_else + call assert_notequal(l:current, bufnr()) +endfunc + +" Allow reloading a buffer using :e +func Test_edit_no_arguments() + call s:reset_all_buffers() + + let l:current = bufnr() + file some_buffer + + call assert_equal(l:current, bufnr()) + set winfixbuf + edit + call assert_equal(l:current, bufnr()) +endfunc + +" Allow :e selecting the current buffer +func Test_edit_same_buffer_in_memory() + call s:reset_all_buffers() + + let current = bufnr() + file same_buffer + + call assert_equal(current, bufnr()) + set winfixbuf + edit same_buffer + call assert_equal(current, bufnr()) + set nowinfixbuf +endfunc + +" Allow :e selecting the current buffer as a full path +func Test_edit_same_buffer_on_disk_absolute_path() + call s:reset_all_buffers() + + let file = tempname() + " file must exist for expansion of 8.3 paths to succeed + call writefile([], file, 'D') + let file = fnamemodify(file, ':p') + let current = bufnr() + exe $"edit {file}" + write! + + call assert_equal(current, bufnr()) + set winfixbuf + exe $"edit {file}" + call assert_equal(current, bufnr()) + + set nowinfixbuf +endfunc + +" Fail :enew but :enew! is allowed +func Test_enew() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + + call assert_fails("enew", "E1513:") + call assert_equal(l:current, bufnr()) + + enew! + call assert_notequal(l:other, bufnr()) + call assert_notequal(3, bufnr()) +endfunc + +" Fail :ex but :ex! is allowed +func Test_ex() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + + call assert_fails("ex other", "E1513:") + call assert_equal(l:current, bufnr()) + + ex! other + call assert_equal(l:other, bufnr()) +endfunc + +" Fail :find but :find! is allowed +func Test_find() + call s:reset_all_buffers() + + let l:current = bufnr() + let l:file = tempname() + call writefile([], l:file, 'D') + let l:file = fnamemodify(l:file, ':p') " In case it's Windows 8.3-style. + let l:directory = fnamemodify(l:file, ":p:h") + let l:name = fnamemodify(l:file, ":p:t") + + let l:original_path = &path + exe $"set path={l:directory}" + + set winfixbuf + + call assert_fails($"exe 'find {l:name}'", "E1513:") + call assert_equal(l:current, bufnr()) + + exe $"find! {l:name}" + call assert_equal(l:file, expand("%:p")) + + exe $"set path={l:original_path}" +endfunc + +" Fail :first but :first! is allowed +func Test_first() + call s:reset_all_buffers() + + let [l:first, _] = s:make_args_list() + next! + + call assert_fails("first", "E1513:") + call assert_notequal(l:first, bufnr()) + + first! + call assert_equal(l:first, bufnr()) +endfunc + +" Fail :grep but :grep! is allowed +func Test_grep() + CheckFeature quickfix + call s:reset_all_buffers() + + edit first.unittest + call append(0, ["some-search-term"]) + write + let l:first = bufnr() + + edit current.unittest + call append(0, ["some-search-term"]) + write + let l:current = bufnr() + + edit! last.unittest + call append(0, ["some-search-term"]) + write + let l:last = bufnr() + + set winfixbuf + + buffer! current.unittest + + call assert_fails("silent! grep some-search-term *.unittest", "E1513:") + call assert_equal(l:current, bufnr()) + exe $"edit! {l:first}" + + silent! grep! some-search-term *.unittest + call assert_notequal(l:first, bufnr()) + + call delete("first.unittest") + call delete("current.unittest") + call delete("last.unittest") +endfunc + +" Fail :ijump but :ijump! is allowed +func Test_ijump() + call s:reset_all_buffers() + + let l:include_file = tempname() .. ".h" + call writefile([ + \ $'#include "{l:include_file}"' + \ ], + \ "main.c", 'D') + call writefile(["#define min(X, Y) ((X) < (Y) ? (X) : (Y))"], l:include_file, 'D') + edit main.c + + set winfixbuf + + let l:current = bufnr() + + set define=^\\s*#\\s*define + set include=^\\s*#\\s*include + set path=.,/usr/include,, + + call assert_fails("ijump /min/", "E1513:") + call assert_equal(l:current, bufnr()) + + set nowinfixbuf + + ijump! /min/ + call assert_notequal(l:current, bufnr()) + + set define& + set include& + set path& +endfunc + +" Fail :lNext but :lNext! is allowed +func Test_lNext() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first, l:middle, _] = s:make_simple_location_list() + call assert_equal(1, getloclist(0, #{idx: 0}).idx) + + lnext! + call assert_equal(2, getloclist(0, #{idx: 0}).idx) + call assert_equal(l:middle, bufnr()) + + call assert_fails("lNext", "E1513:") + " Ensure the entry didn't change. + call assert_equal(2, getloclist(0, #{idx: 0}).idx) + call assert_equal(l:middle, bufnr()) + + lnext! + call assert_equal(3, getloclist(0, #{idx: 0}).idx) + call assert_equal(l:middle, bufnr()) + + lNext! + call assert_equal(2, getloclist(0, #{idx: 0}).idx) + call assert_equal(l:middle, bufnr()) + + lNext! + call assert_equal(1, getloclist(0, #{idx: 0}).idx) + call assert_equal(l:first, bufnr()) +endfunc + +" Fail :lNfile but :lNfile! is allowed +func Test_lNfile() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first, l:current, _] = s:make_simple_location_list() + call assert_equal(1, getloclist(0, #{idx: 0}).idx) + + lnext! + call assert_equal(2, getloclist(0, #{idx: 0}).idx) + call assert_equal(l:current, bufnr()) + + call assert_fails("lNfile", "E1513:") + " Ensure the entry didn't change. + call assert_equal(2, getloclist(0, #{idx: 0}).idx) + call assert_equal(l:current, bufnr()) + + lnext! + call assert_equal(3, getloclist(0, #{idx: 0}).idx) + call assert_equal(l:current, bufnr()) + + lNfile! + call assert_equal(1, getloclist(0, #{idx: 0}).idx) + call assert_equal(l:first, bufnr()) +endfunc + +" Allow :laddexpr because it doesn't change the current buffer +func Test_laddexpr() + CheckFeature quickfix + call s:reset_all_buffers() + + let l:file_path = tempname() + call writefile(["Error - bad-thing-found"], l:file_path, 'D') + exe $"edit {l:file_path}" + let l:file_buffer = bufnr() + let l:current = bufnr() + + edit first.unittest + call append(0, ["some-search-term bad-thing-found"]) + + edit! other.unittest + + set winfixbuf + + exe $"buffer! {l:file_buffer}" + + exe 'laddexpr expand("%") .. ":" .. line(".") .. ":" .. getline(".")' + call assert_equal(l:current, bufnr()) +endfunc + +" Fail :last but :last! is allowed +func Test_last() + call s:reset_all_buffers() + + let [_, l:last] = s:make_args_list() + next! + + call assert_fails("last", "E1513:") + call assert_notequal(l:last, bufnr()) + + last! + call assert_equal(l:last, bufnr()) +endfunc + +" Fail :lbuffer but :lbuffer! is allowed +func Test_lbuffer() + CheckFeature quickfix + call s:reset_all_buffers() + + let l:file_path = tempname() + call writefile(["first.unittest:1:Error - bad-thing-found"], l:file_path, 'D') + exe $"edit {l:file_path}" + let l:file_buffer = bufnr() + let l:current = bufnr() + + edit first.unittest + call append(0, ["some-search-term bad-thing-found"]) + + edit! other.unittest + + set winfixbuf + + exe $"buffer! {file_buffer}" + + call assert_fails($"lbuffer {file_buffer}", "E1513: Cannot switch buffer. 'winfixbuf' is enabled") + call assert_equal(current, bufnr()) + + exe $"lbuffer! {file_buffer}" + call assert_equal("first.unittest", expand("%:t")) +endfunc + +" Fail :ldo but :ldo! is allowed +func Test_ldo() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first, l:middle, l:last] = s:make_simple_location_list() + lnext! + + call assert_fails($'exe "ldo buffer {l:first}"', "E1513:") + call assert_equal(l:middle, bufnr()) + exe $"ldo! buffer {l:first}" + call assert_notequal(l:last, bufnr()) +endfunc + +" Fail :lfdo but :lfdo! is allowed +func Test_lexpr() + CheckFeature quickfix + call s:reset_all_buffers() + + let file = tempname() + let entry = $'["{file}:1:bar"]' + let current = bufnr() + + set winfixbuf + + call assert_fails($"lexpr {entry}", "E1513: Cannot switch buffer. 'winfixbuf' is enabled") + call assert_equal(current, bufnr()) + + exe $"lexpr! {entry}" + call assert_equal(fnamemodify(file, ":t"), expand("%:t")) +endfunc + +" Fail :lfdo but :lfdo! is allowed +func Test_lfdo() + CheckFeature quickfix + call s:reset_all_buffers() + + let [first, middle, last] = s:make_simple_location_list() + lnext! + + call assert_fails('exe "lfdo buffer ' .. first .. '"', "E1513:") + call assert_equal(middle, bufnr()) + exe $"lfdo! buffer {first}" + call assert_notequal(last, bufnr()) +endfunc + +" Fail :lfile but :lfile! is allowed +func Test_lfile() + CheckFeature quickfix + call s:reset_all_buffers() + + edit first.unittest + call append(0, ["some-search-term bad-thing-found"]) + write + let l:first = bufnr() + + edit! second.unittest + call append(0, ["some-search-term"]) + write + + let l:file = tempname() + call writefile(["first.unittest:1:Error - bad-thing-found was detected"], l:file, 'D') + + let l:current = bufnr() + + set winfixbuf + + call assert_fails($":lfile {l:file}", "E1513: Cannot switch buffer. 'winfixbuf' is enabled") + call assert_equal(l:current, bufnr()) + + exe $":lfile! {l:file}" + call assert_equal(l:first, bufnr()) + + call delete("first.unittest") + call delete("second.unittest") +endfunc + +" Fail :ll but :ll! is allowed +func Test_ll() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first, l:middle, l:last] = s:make_simple_location_list() + lopen + lfirst! + exe "normal \<C-w>j" + normal j + + call assert_fails(".ll", "E1513:") + exe "normal \<C-w>k" + call assert_equal(l:first, bufnr()) + exe "normal \<C-w>j" + .ll! + exe "normal \<C-w>k" + call assert_equal(l:middle, bufnr()) +endfunc + +" Fail :llast but :llast! is allowed +func Test_llast() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first, _, l:last] = s:make_simple_location_list() + lfirst! + + call assert_fails("llast", "E1513:") + call assert_equal(l:first, bufnr()) + + llast! + call assert_equal(l:last, bufnr()) +endfunc + +" Fail :lnext but :lnext! is allowed +func Test_lnext() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first, l:middle, l:last] = s:make_simple_location_list() + ll! + + call assert_fails("lnext", "E1513:") + call assert_equal(l:first, bufnr()) + + lnext! + call assert_equal(l:middle, bufnr()) +endfunc + +" Fail :lnfile but :lnfile! is allowed +func Test_lnfile() + CheckFeature quickfix + call s:reset_all_buffers() + + let [_, l:current, l:last] = s:make_simple_location_list() + call assert_equal(1, getloclist(0, #{idx: 0}).idx) + + lnext! + call assert_equal(2, getloclist(0, #{idx: 0}).idx) + call assert_equal(l:current, bufnr()) + + call assert_fails("lnfile", "E1513:") + " Ensure the entry didn't change. + call assert_equal(2, getloclist(0, #{idx: 0}).idx) + call assert_equal(l:current, bufnr()) + + lnfile! + call assert_equal(4, getloclist(0, #{idx: 0}).idx) + call assert_equal(l:last, bufnr()) +endfunc + +" Fail :lpfile but :lpfile! is allowed +func Test_lpfile() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first, l:current, _] = s:make_simple_location_list() + lnext! + + call assert_fails("lpfile", "E1513:") + call assert_equal(l:current, bufnr()) + + lnext! " Reset for the next test call + + lpfile! + call assert_equal(l:first, bufnr()) +endfunc + +" Fail :lprevious but :lprevious! is allowed +func Test_lprevious() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first, l:middle, _] = s:make_simple_location_list() + call assert_equal(1, getloclist(0, #{idx: 0}).idx) + + lnext! + call assert_equal(2, getloclist(0, #{idx: 0}).idx) + call assert_equal(l:middle, bufnr()) + + call assert_fails("lprevious", "E1513:") + " Ensure the entry didn't change. + call assert_equal(2, getloclist(0, #{idx: 0}).idx) + call assert_equal(l:middle, bufnr()) + + lprevious! + call assert_equal(1, getloclist(0, #{idx: 0}).idx) + call assert_equal(l:first, bufnr()) +endfunc + +" Fail :lrewind but :lrewind! is allowed +func Test_lrewind() + CheckFeature quickfix + call s:reset_all_buffers() + + let [l:first, l:middle, _] = s:make_simple_location_list() + lnext! + + call assert_fails("lrewind", "E1513:") + call assert_equal(l:middle, bufnr()) + + lrewind! + call assert_equal(l:first, bufnr()) +endfunc + +" Fail :ltag but :ltag! is allowed +func Test_ltag() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "one\tXfile\t1", + \ "three\tXfile\t3", + \ "two\tXfile\t2"], + \ "Xtags", 'D') + call writefile(["one", "two", "three"], "Xfile", 'D') + call writefile(["one"], "Xother", 'D') + edit Xother + exe "normal \<C-]>" + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("ltag one", "E1513:") + + ltag! one + + set tags& +endfunc + +" Fail mnv.command if we try to change buffers while 'winfixbuf' is set +func Test_lua_command() + CheckFeature lua + call s:reset_all_buffers() + + enew + file first + let l:previous = bufnr() + + enew + file second + let l:current = bufnr() + + set winfixbuf + + call assert_fails($'lua mnv.command("buffer " .. {l:previous})') + call assert_equal(l:current, bufnr()) + + exe $'lua mnv.command("buffer! " .. {l:previous})' + call assert_equal(l:previous, bufnr()) +endfunc + +" Fail :lmnvgrep but :lmnvgrep! is allowed +func Test_lmnvgrep() + CheckFeature quickfix + call s:reset_all_buffers() + + edit first.unittest + call append(0, ["some-search-term"]) + write + + edit winfix.unittest + call append(0, ["some-search-term"]) + write + let l:current = bufnr() + + set winfixbuf + + edit! last.unittest + call append(0, ["some-search-term"]) + write + let l:last = bufnr() + + buffer! winfix.unittest + + call assert_fails("lmnvgrep /some-search-term/ *.unittest", "E1513:") + call assert_equal(l:current, bufnr()) + + lmnvgrep! /some-search-term/ *.unittest + call assert_notequal(l:current, bufnr()) + + call delete("first.unittest") + call delete("winfix.unittest") + call delete("last.unittest") +endfunc + +" Fail :lmnvgrepadd but :lmnvgrepadd! is allowed +func Test_lmnvgrepadd() + CheckFeature quickfix + call s:reset_all_buffers() + + edit first.unittest + call append(0, ["some-search-term"]) + write + + edit winfix.unittest + call append(0, ["some-search-term"]) + write + let l:current = bufnr() + + set winfixbuf + + edit! last.unittest + call append(0, ["some-search-term"]) + write + let l:last = bufnr() + + buffer! winfix.unittest + + call assert_fails("lmnvgrepadd /some-search-term/ *.unittest", "E1513: Cannot switch buffer. 'winfixbuf' is enabled") + call assert_equal(l:current, bufnr()) + + lmnvgrepadd! /some-search-term/ *.unittest + call assert_notequal(l:current, bufnr()) + + call delete("first.unittest") + call delete("winfix.unittest") + call delete("last.unittest") +endfunc + +" Don't allow global marks to change the current 'winfixbuf' window +func Test_marks_mappings_fail() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + exe $"buffer! {l:other}" + normal mA + exe $"buffer! {l:current}" + normal mB + + call assert_fails("normal `A", "E1513:") + call assert_equal(l:current, bufnr()) + + call assert_fails("normal 'A", "E1513:") + call assert_equal(l:current, bufnr()) + + set nowinfixbuf + + normal `A + call assert_equal(l:other, bufnr()) +endfunc + +" Allow global marks in a 'winfixbuf' window if the jump is the same buffer +func Test_marks_mappings_pass_intra_move() + call s:reset_all_buffers() + + let l:current = bufnr() + call append(0, ["some line", "another line"]) + normal mA + normal j + normal mB + + set winfixbuf + + normal `A + call assert_equal(l:current, bufnr()) +endfunc + +" Fail :next but :next! is allowed +func Test_next() + call s:reset_all_buffers() + + let [l:first, _] = s:make_args_list() + first! + + call assert_fails("next", "E1513:") + call assert_equal(l:first, bufnr()) + + next! + call assert_notequal(l:first, bufnr()) +endfunc + +" Ensure :mksession saves 'winfixbuf' details +func Test_mksession() + CheckFeature mksession + call s:reset_all_buffers() + + set sessionoptions+=options + set winfixbuf + + mksession test_winfixbuf_Test_mksession.mnv + + call s:reset_all_buffers() + let l:winfixbuf = &winfixbuf + call assert_equal(0, l:winfixbuf) + + source test_winfixbuf_Test_mksession.mnv + + let l:winfixbuf = &winfixbuf + call assert_equal(1, l:winfixbuf) + + set sessionoptions& + call delete("test_winfixbuf_Test_mksession.mnv") +endfunc + +" Allow :next if the next index is the same as the current buffer +func Test_next_same_buffer() + call s:reset_all_buffers() + + enew + file foo + enew + file bar + enew + file fizz + enew + file buzz + args foo foo bar fizz buzz + + edit foo + set winfixbuf + let l:current = bufnr() + + " Allow :next because the args list is `[foo] foo bar fizz buzz + next + call assert_equal(l:current, bufnr()) + + " Fail :next because the args list is `foo [foo] bar fizz buzz + " and the next buffer would be bar, which is a different buffer + call assert_fails("next", "E1513:") + call assert_equal(l:current, bufnr()) +endfunc + +" Fail to jump to a tag with g<C-]> if 'winfixbuf' is enabled +func Test_normal_g_ctrl_square_bracket_right() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "one\tXfile\t1", + \ "three\tXfile\t3", + \ "two\tXfile\t2"], + \ "Xtags", 'D') + call writefile(["one", "two", "three"], "Xfile", 'D') + call writefile(["one"], "Xother", 'D') + edit Xother + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("normal g\<C-]>", "E1513:") + call assert_equal(l:current, bufnr()) + + set tags& +endfunc + +" Fail to jump to a tag with g<RightMouse> if 'winfixbuf' is enabled +func Test_normal_g_rightmouse() + call s:reset_all_buffers() + set mouse=n + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "one\tXfile\t1", + \ "three\tXfile\t3", + \ "two\tXfile\t2"], + \ "Xtags", 'D') + call writefile(["one", "two", "three"], "Xfile", 'D') + call writefile(["one"], "Xother", 'D') + edit Xother + exe "normal \<C-]>" + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("normal g\<RightMouse>", "E1513:") + call assert_equal(l:current, bufnr()) + + set tags& + set mouse& +endfunc + +" Fail to jump to a tag with g] if 'winfixbuf' is enabled +func Test_normal_g_square_bracket_right() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "one\tXfile\t1", + \ "three\tXfile\t3", + \ "two\tXfile\t2"], + \ "Xtags", 'D') + call writefile(["one", "two", "three"], "Xfile", 'D') + call writefile(["one"], "Xother", 'D') + edit Xother + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("normal g]", "E1513:") + call assert_equal(l:current, bufnr()) + + set tags& +endfunc + +" Fail to jump to a tag with <C-RightMouse> if 'winfixbuf' is enabled +func Test_normal_ctrl_rightmouse() + call s:reset_all_buffers() + set mouse=n + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "one\tXfile\t1", + \ "three\tXfile\t3", + \ "two\tXfile\t2"], + \ "Xtags", 'D') + call writefile(["one", "two", "three"], "Xfile", 'D') + call writefile(["one"], "Xother", 'D') + edit Xother + exe "normal \<C-]>" + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("normal \<C-RightMouse>", "E1513:") + call assert_equal(l:current, bufnr()) + + set tags& + set mouse& +endfunc + +" Fail to jump to a tag with <C-t> if 'winfixbuf' is enabled +func Test_normal_ctrl_t() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "one\tXfile\t1", + \ "three\tXfile\t3", + \ "two\tXfile\t2"], + \ "Xtags", 'D') + call writefile(["one", "two", "three"], "Xfile", 'D') + call writefile(["one"], "Xother", 'D') + edit Xother + exe "normal \<C-]>" + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("normal \<C-t>", "E1513:") + call assert_equal(l:current, bufnr()) + + set tags& +endfunc + +" Disallow <C-^> in 'winfixbuf' windows +func Test_normal_ctrl_hat() + call s:reset_all_buffers() + clearjumps + + enew + file first + let l:first = bufnr() + + enew + file current + let l:current = bufnr() + + set winfixbuf + + call assert_fails("normal \<C-^>", "E1513:") + call assert_equal(l:current, bufnr()) +endfunc + +" Allow <C-i> in 'winfixbuf' windows if the movement stays within the buffer +func Test_normal_ctrl_i_pass() + call s:reset_all_buffers() + clearjumps + + enew + file first + let l:first = bufnr() + + enew! + file current + let l:current = bufnr() + " Add some lines so we can populate a jumplist" + call append(0, ["some line", "another line"]) + " Add an entry to the jump list + " Go up another line + normal m` + normal k + exe "normal \<C-o>" + + set winfixbuf + + let l:line = getcurpos()[1] + exe "normal 1\<C-i>" + call assert_notequal(l:line, getcurpos()[1]) +endfunc + +" Disallow <C-o> in 'winfixbuf' windows if it would cause the buffer to switch +func Test_normal_ctrl_o_fail() + call s:reset_all_buffers() + clearjumps + + enew + file first + let l:first = bufnr() + + enew + file current + let l:current = bufnr() + + set winfixbuf + + call assert_fails("normal \<C-o>", "E1513:") + call assert_equal(l:current, bufnr()) +endfunc + +" Allow <C-o> in 'winfixbuf' windows if the movement stays within the buffer +func Test_normal_ctrl_o_pass() + call s:reset_all_buffers() + clearjumps + + enew + file first + let l:first = bufnr() + + enew! + file current + let l:current = bufnr() + " Add some lines so we can populate a jumplist + call append(0, ["some line", "another line"]) + " Add an entry to the jump list + " Go up another line + normal m` + normal k + + set winfixbuf + + exe "normal \<C-o>" + call assert_equal(l:current, bufnr()) +endfunc + +" Fail to jump to a tag with <C-]> if 'winfixbuf' is enabled +func Test_normal_ctrl_square_bracket_right() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "one\tXfile\t1", + \ "three\tXfile\t3", + \ "two\tXfile\t2"], + \ "Xtags", 'D') + call writefile(["one", "two", "three"], "Xfile", 'D') + call writefile(["one"], "Xother", 'D') + edit Xother + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("normal \<C-]>", "E1513:") + call assert_equal(l:current, bufnr()) + + set tags& +endfunc + +" Allow <C-w><C-]> with 'winfixbuf' enabled because it runs in a new, split window +func Test_normal_ctrl_w_ctrl_square_bracket_right() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "one\tXfile\t1", + \ "three\tXfile\t3", + \ "two\tXfile\t2"], + \ "Xtags", 'D') + call writefile(["one", "two", "three"], "Xfile", 'D') + call writefile(["one"], "Xother", 'D') + edit Xother + + set winfixbuf + + let l:current_windows = s:get_windows_count() + exe "normal \<C-w>\<C-]>" + call assert_equal(l:current_windows + 1, s:get_windows_count()) + + set tags& +endfunc + +" Allow <C-w>g<C-]> with 'winfixbuf' enabled because it runs in a new, split window +func Test_normal_ctrl_w_g_ctrl_square_bracket_right() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "one\tXfile\t1", + \ "three\tXfile\t3", + \ "two\tXfile\t2"], + \ "Xtags", 'D') + call writefile(["one", "two", "three"], "Xfile", 'D') + call writefile(["one"], "Xother", 'D') + edit Xother + + set winfixbuf + + let l:current_windows = s:get_windows_count() + exe "normal \<C-w>g\<C-]>" + call assert_equal(l:current_windows + 1, s:get_windows_count()) + + set tags& +endfunc + +" Fail to jump to a tag with <C-]> if 'winfixbuf' is enabled +func Test_normal_gt() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "one\tXfile\t1", + \ "three\tXfile\t3", + \ "two\tXfile\t2"], + \ "Xtags", 'D') + call writefile(["one", "two", "three"], "Xfile", 'D') + call writefile(["one", "two", "three"], "Xother", 'D') + edit Xother + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("normal \<C-]>", "E1513:") + call assert_equal(l:current, bufnr()) + + set tags& +endfunc + +" Prevent gF from switching a 'winfixbuf' window's buffer +func Test_normal_gF() + call s:reset_all_buffers() + + let l:file = tempname() + call append(0, [l:file]) + call writefile([], l:file, 'D') + " Place the cursor onto the line that has `l:file` + normal gg + " Prevent MNV from erroring with "No write since last change @ command + " line" when we try to call gF, later. + set hidden + + set winfixbuf + + let l:buffer = bufnr() + + call assert_fails("normal gF", "E1513:") + call assert_equal(l:buffer, bufnr()) + + set nowinfixbuf + + normal gF + call assert_notequal(l:buffer, bufnr()) + + set nohidden +endfunc + +" Prevent gf from switching a 'winfixbuf' window's buffer +func Test_normal_gf() + call s:reset_all_buffers() + + let l:file = tempname() + call append(0, [l:file]) + call writefile([], l:file, 'D') + " Place the cursor onto the line that has `l:file` + normal gg + " Prevent MNV from erroring with "No write since last change @ command + " line" when we try to call gf, later. + set hidden + + set winfixbuf + + let l:buffer = bufnr() + + call assert_fails("normal gf", "E1513:") + call assert_equal(l:buffer, bufnr()) + + set nowinfixbuf + + normal gf + call assert_notequal(l:buffer, bufnr()) + + set nohidden +endfunc + +" Fail "goto file under the cursor" (using [f, which is the same as `:normal gf`) +func Test_normal_square_bracket_left_f() + call s:reset_all_buffers() + + let l:file = tempname() + call append(0, [l:file]) + call writefile([], l:file, 'D') + " Place the cursor onto the line that has `l:file` + normal gg + " Prevent MNV from erroring with "No write since last change @ command + " line" when we try to call gf, later. + set hidden + + set winfixbuf + + let l:buffer = bufnr() + + call assert_fails("normal [f", "E1513:") + call assert_equal(l:buffer, bufnr()) + + set nowinfixbuf + + normal [f + call assert_notequal(l:buffer, bufnr()) + + set nohidden +endfunc + +" Fail to go to a C macro with [<C-d> if 'winfixbuf' is enabled +func Test_normal_square_bracket_left_ctrl_d() + call s:reset_all_buffers() + + let l:include_file = tempname() .. ".h" + call writefile(["min(1, 12);", + \ $'#include "{l:include_file}"' + \ ], + \ "main.c", 'D') + call writefile(["#define min(X, Y) ((X) < (Y) ? (X) : (Y))"], l:include_file, 'D') + edit main.c + normal ]\<C-d> + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("normal [\<C-d>", "E1513:") + call assert_equal(l:current, bufnr()) + + set nowinfixbuf + + exe "normal [\<C-d>" + call assert_notequal(l:current, bufnr()) +endfunc + +" Fail to go to a C macro with ]<C-d> if 'winfixbuf' is enabled +func Test_normal_square_bracket_right_ctrl_d() + call s:reset_all_buffers() + + let l:include_file = tempname() .. ".h" + call writefile(["min(1, 12);", + \ $'#include "{l:include_file}"' + \ ], + \ "main.c", 'D') + call writefile(["#define min(X, Y) ((X) < (Y) ? (X) : (Y))"], l:include_file, 'D') + edit main.c + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("normal ]\<C-d>", "E1513:") + call assert_equal(l:current, bufnr()) + + set nowinfixbuf + + exe "normal ]\<C-d>" + call assert_notequal(l:current, bufnr()) +endfunc + +" Fail to go to a C macro with [<C-i> if 'winfixbuf' is enabled +func Test_normal_square_bracket_left_ctrl_i() + call s:reset_all_buffers() + + let l:include_file = tempname() .. ".h" + call writefile([$'#include "{l:include_file}"', + \ "min(1, 12);", + \ ], + \ "main.c", 'D') + call writefile(["#define min(X, Y) ((X) < (Y) ? (X) : (Y))"], l:include_file, 'D') + edit main.c + " Move to the line with `min(1, 12);` on it" + normal j + + set define=^\\s*#\\s*define + set include=^\\s*#\\s*include + set path=.,/usr/include,, + + let l:current = bufnr() + + set winfixbuf + + call assert_fails("normal [\<C-i>", "E1513:") + + set nowinfixbuf + + exe "normal [\<C-i>" + call assert_notequal(l:current, bufnr()) + + set define& + set include& + set path& +endfunc + +" Fail to go to a C macro with ]<C-i> if 'winfixbuf' is enabled +func Test_normal_square_bracket_right_ctrl_i() + call s:reset_all_buffers() + + let l:include_file = tempname() .. ".h" + call writefile(["min(1, 12);", + \ $'#include "{l:include_file}"' + \ ], + \ "main.c", 'D') + call writefile(["#define min(X, Y) ((X) < (Y) ? (X) : (Y))"], l:include_file, 'D') + edit main.c + + set winfixbuf + + set define=^\\s*#\\s*define + set include=^\\s*#\\s*include + set path=.,/usr/include,, + + let l:current = bufnr() + + call assert_fails("normal ]\<C-i>", "E1513:") + call assert_equal(l:current, bufnr()) + + set nowinfixbuf + + exe "normal ]\<C-i>" + call assert_notequal(l:current, bufnr()) + + set define& + set include& + set path& +endfunc + +" Fail "goto file under the cursor" (using ]f, which is the same as `:normal gf`) +func Test_normal_square_bracket_right_f() + call s:reset_all_buffers() + + let l:file = tempname() + call append(0, [l:file]) + call writefile([], l:file, 'D') + " Place the cursor onto the line that has `l:file` + normal gg + " Prevent MNV from erroring with "No write since last change @ command + " line" when we try to call gf, later. + set hidden + + set winfixbuf + + let l:buffer = bufnr() + + call assert_fails("normal ]f", "E1513:") + call assert_equal(l:buffer, bufnr()) + + set nowinfixbuf + + normal ]f + call assert_notequal(l:buffer, bufnr()) + + set nohidden +endfunc + +" Fail to jump to a tag with v<C-]> if 'winfixbuf' is enabled +func Test_normal_v_ctrl_square_bracket_right() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "one\tXfile\t1", + \ "three\tXfile\t3", + \ "two\tXfile\t2"], + \ "Xtags", 'D') + call writefile(["one", "two", "three"], "Xfile", 'D') + call writefile(["one"], "Xother", 'D') + edit Xother + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("normal v\<C-]>", "E1513:") + call assert_equal(l:current, bufnr()) + + set tags& +endfunc + +" Fail to jump to a tag with vg<C-]> if 'winfixbuf' is enabled +func Test_normal_v_g_ctrl_square_bracket_right() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "one\tXfile\t1", + \ "three\tXfile\t3", + \ "two\tXfile\t2"], + \ "Xtags", 'D') + call writefile(["one", "two", "three"], "Xfile", 'D') + call writefile(["one"], "Xother", 'D') + edit Xother + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("normal vg\<C-]>", "E1513:") + call assert_equal(l:current, bufnr()) + + set tags& +endfunc + +" Allow :pedit because, unlike :edit, it uses a separate window +func Test_pedit() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + + pedit other + + exe "normal \<C-w>w" + call assert_equal(l:other, bufnr()) +endfunc + +" Allow :pbuffer because, unlike :buffer, it uses a separate window +func Test_pbuffer() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + + exe $'pbuffer {l:other}' + + exe "normal \<C-w>w" + call assert_equal(l:other, bufnr()) +endfunc + +" Fail :pop but :pop! is allowed +func Test_pop() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "thesame\tXfile\t1;\"\td\tfile:", + \ "thesame\tXfile\t2;\"\td\tfile:", + \ "thesame\tXfile\t3;\"\td\tfile:", + \ ], + \ "Xtags", 'D') + call writefile(["thesame one", "thesame two", "thesame three"], "Xfile", 'D') + call writefile(["thesame one"], "Xother", 'D') + edit Xother + + tag thesame + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("pop", "E1513:") + call assert_equal(l:current, bufnr()) + + pop! + call assert_notequal(l:current, bufnr()) + + set tags& +endfunc + +" Fail :previous but :previous! is allowed +func Test_previous() + call s:reset_all_buffers() + + let [l:first, _] = s:make_args_list() + next! + + call assert_fails("previous", "E1513:") + call assert_notequal(l:first, bufnr()) + + previous! + call assert_equal(l:first, bufnr()) +endfunc + +" Fail pyxdo if it changes a window with 'winfixbuf' is set +func Test_pythonx_pyxdo() + CheckFeature pythonx + call s:reset_all_buffers() + + enew + file first + let g:_previous_buffer = bufnr() + + enew + file second + + set winfixbuf + + pythonx << EOF +import mnv + +def test_winfixbuf_Test_pythonx_pyxdo_set_buffer(): + buffer = mnv.vars['_previous_buffer'] + mnv.current.buffer = mnv.buffers[buffer] +EOF + + try + pyxdo test_winfixbuf_Test_pythonx_pyxdo_set_buffer() + catch /MNV\%((\a\+)\)\=:E1513:/ + let l:caught = 1 + endtry + + call assert_equal(1, l:caught) + + unlet g:_previous_buffer +endfunc + +" Fail pyxfile if it changes a window with 'winfixbuf' is set +func Test_pythonx_pyxfile() + CheckFeature pythonx + call s:reset_all_buffers() + + enew + file first + let g:_previous_buffer = bufnr() + + enew + file second + + set winfixbuf + + call writefile(["import mnv", + \ "buffer = mnv.vars['_previous_buffer']", + \ "mnv.current.buffer = mnv.buffers[buffer]", + \ ], + \ "file.py", 'D') + + try + pyxfile file.py + catch /MNV\%((\a\+)\)\=:E1513:/ + let l:caught = 1 + endtry + + call assert_equal(1, l:caught) + + unlet g:_previous_buffer +endfunc + +" Fail mnv.current.buffer if 'winfixbuf' is set +func Test_pythonx_mnv_current_buffer() + CheckFeature pythonx + call s:reset_all_buffers() + + enew + file first + let g:_previous_buffer = bufnr() + + enew + file second + + let l:caught = 0 + + set winfixbuf + + try + pythonx << EOF +import mnv + +buffer = mnv.vars["_previous_buffer"] +mnv.current.buffer = mnv.buffers[buffer] +EOF + catch /MNV\%((\a\+)\)\=:E1513:/ + let l:caught = 1 + endtry + + call assert_equal(1, l:caught) + unlet g:_previous_buffer +endfunc + +" Ensure remapping to a disabled action still triggers failures +func Test_remap_key_fail() + call s:reset_all_buffers() + + enew + file first + let l:first = bufnr() + + enew + file current + let l:current = bufnr() + + set winfixbuf + + nnoremap g <C-^> + + call assert_fails("normal g", "E1513:") + call assert_equal(l:current, bufnr()) + + nunmap g +endfunc + +" Ensure remapping a disabled key to something valid does trigger any failures +func Test_remap_key_pass() + call s:reset_all_buffers() + + enew + file first + let l:first = bufnr() + + enew + file current + let l:current = bufnr() + + set winfixbuf + + call assert_fails("normal \<C-^>", "E1513:") + call assert_equal(l:current, bufnr()) + + " Disallow <C-^> by default but allow it if the command does something else + nnoremap <C-^> :echo "hello!" + + exe "normal \<C-^>" + call assert_equal(l:current, bufnr()) + + nunmap <C-^> +endfunc + +" Fail :rewind but :rewind! is allowed +func Test_rewind() + call s:reset_all_buffers() + + let [l:first, _] = s:make_args_list() + next! + + call assert_fails("rewind", "E1513:") + call assert_notequal(l:first, bufnr()) + + rewind! + call assert_equal(l:first, bufnr()) +endfunc + +" Allow :sblast because it opens the buffer in a new, split window +func Test_sblast() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs(1) + bfirst! + let l:current = bufnr() + + sblast + call assert_equal(l:other, bufnr()) +endfunc + +" Fail :sbprevious but :sbprevious! is allowed +func Test_sbprevious() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + + sbprevious + call assert_equal(l:other, bufnr()) +endfunc + +" Make sure 'winfixbuf' can be set using 'winfixbuf' or 'wfb' +func Test_short_option() + call s:reset_all_buffers() + + call s:make_buffer_pairs() + + set winfixbuf + call assert_fails("edit something_else", "E1513:") + + set nowinfixbuf + set wfb + call assert_fails("edit another_place", "E1513:") + + set nowfb + edit last_place +endfunc + +" Allow :snext because it makes a new window +func Test_snext() + call s:reset_all_buffers() + + let [l:first, _] = s:make_args_list() + first! + + let l:current_window = win_getid() + + snext + call assert_notequal(l:current_window, win_getid()) + call assert_notequal(l:first, bufnr()) +endfunc + +" Ensure the first has 'winfixbuf' and a new split window is 'nowinfixbuf' +func Test_split_window() + call s:reset_all_buffers() + + split + exe "normal \<C-w>j" + + set winfixbuf + + let l:winfix_window_1 = win_getid() + vsplit + let l:winfix_window_2 = win_getid() + + call assert_equal(1, getwinvar(l:winfix_window_1, "&winfixbuf")) + call assert_equal(0, getwinvar(l:winfix_window_2, "&winfixbuf")) +endfunc + +" Fail :tNext but :tNext! is allowed +func Test_tNext() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "thesame\tXfile\t1;\"\td\tfile:", + \ "thesame\tXfile\t2;\"\td\tfile:", + \ "thesame\tXfile\t3;\"\td\tfile:", + \ ], + \ "Xtags", 'D') + call writefile(["thesame one", "thesame two", "thesame three"], "Xfile", 'D') + call writefile(["thesame one"], "Xother", 'D') + edit Xother + + tag thesame + exe "normal \<C-^>" + tnext! + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("tNext", "E1513:") + call assert_equal(l:current, bufnr()) + + tNext! + + set tags& +endfunc + +" Call :tabdo and choose the next available 'nowinfixbuf' window. +func Test_tabdo_choose_available_window() + call s:reset_all_buffers() + + let [l:first, _] = s:make_args_list() + + " Make a split window that is 'nowinfixbuf' but make it the second-to-last + " window so that :tabdo will first try the 'winfixbuf' window, pass over it, + " and prefer the other 'nowinfixbuf' window, instead. + " + " +-------------------+ + " | 'nowinfixbuf' | + " +-------------------+ + " | 'winfixbuf' | <-- Cursor is here + " +-------------------+ + split + let l:nowinfixbuf_window = win_getid() + " Move to the 'winfixbuf' window now + exe "normal \<C-w>j" + let l:winfixbuf_window = win_getid() + + let l:expected_windows = s:get_windows_count() + tabdo echo '' + call assert_equal(l:nowinfixbuf_window, win_getid()) + call assert_equal(l:first, bufnr()) + call assert_equal(l:expected_windows, s:get_windows_count()) +endfunc + +" Call :tabdo and create a new split window if all available windows are 'winfixbuf'. +func Test_tabdo_make_new_window() + call s:reset_all_buffers() + + let [l:first, _] = s:make_buffers_list() + exe $"buffer! {l:first}" + + let l:current = win_getid() + let l:current_windows = s:get_windows_count() + + tabdo echo '' + call assert_notequal(l:current, win_getid()) + call assert_equal(l:first, bufnr()) + exe "normal \<C-w>j" + call assert_equal(l:first, bufnr()) + call assert_equal(l:current_windows + 1, s:get_windows_count()) +endfunc + +" Fail :tag but :tag! is allowed +func Test_tag() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "one\tXfile\t1", + \ "three\tXfile\t3", + \ "two\tXfile\t2"], + \ "Xtags", 'D') + call writefile(["one", "two", "three"], "Xfile", 'D') + call writefile(["one"], "Xother", 'D') + edit Xother + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("tag one", "E1513:") + call assert_equal(l:current, bufnr()) + + tag! one + call assert_notequal(l:current, bufnr()) + + set tags& +endfunc + + +" Fail :tfirst but :tfirst! is allowed +func Test_tfirst() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "one\tXfile\t1", + \ "three\tXfile\t3", + \ "two\tXfile\t2"], + \ "Xtags", 'D') + call writefile(["one", "two", "three"], "Xfile", 'D') + call writefile(["one"], "Xother", 'D') + tag one + edit Xother + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("tfirst", "E1513:") + call assert_equal(l:current, bufnr()) + + tfirst! + call assert_notequal(l:current, bufnr()) + + set tags& +endfunc + +" Fail :tjump but :tjump! is allowed +func Test_tjump() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "one\tXfile\t1", + \ "three\tXfile\t3", + \ "two\tXfile\t2"], + \ "Xtags", 'D') + call writefile(["one", "two", "three"], "Xfile", 'D') + call writefile(["one"], "Xother", 'D') + edit Xother + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("tjump one", "E1513:") + call assert_equal(l:current, bufnr()) + + tjump! one + call assert_notequal(l:current, bufnr()) + + set tags& +endfunc + +" Fail :tlast but :tlast! is allowed +func Test_tlast() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "one\tXfile\t1", + \ "three\tXfile\t3", + \ "two\tXfile\t2"], + \ "Xtags", 'D') + call writefile(["one", "two", "three"], "Xfile", 'D') + edit Xfile + tjump one + edit Xfile + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("tlast", "E1513:") + call assert_equal(l:current, bufnr()) + + tlast! + call assert_equal(l:current, bufnr()) + + set tags& +endfunc + +" Fail :tnext but :tnext! is allowed +func Test_tnext() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "thesame\tXfile\t1;\"\td\tfile:", + \ "thesame\tXfile\t2;\"\td\tfile:", + \ "thesame\tXfile\t3;\"\td\tfile:", + \ ], + \ "Xtags", 'D') + call writefile(["thesame one", "thesame two", "thesame three"], "Xfile", 'D') + call writefile(["thesame one"], "Xother", 'D') + edit Xother + + tag thesame + exe "normal \<C-^>" + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("tnext", "E1513:") + call assert_equal(l:current, bufnr()) + + tnext! + call assert_notequal(l:current, bufnr()) + + set tags& +endfunc + +" Fail :tprevious but :tprevious! is allowed +func Test_tprevious() + call s:reset_all_buffers() + + set tags=Xtags + call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", + \ "thesame\tXfile\t1;\"\td\tfile:", + \ "thesame\tXfile\t2;\"\td\tfile:", + \ "thesame\tXfile\t3;\"\td\tfile:", + \ ], + \ "Xtags", 'D') + call writefile(["thesame one", "thesame two", "thesame three"], "Xfile", 'D') + call writefile(["thesame one"], "Xother", 'D') + edit Xother + + tag thesame + exe "normal \<C-^>" + tnext! + + set winfixbuf + + let l:current = bufnr() + + call assert_fails("tprevious", "E1513:") + call assert_equal(l:current, bufnr()) + + tprevious! + + set tags& +endfunc + +" Fail :view but :view! is allowed +func Test_view() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + + call assert_fails("view other", "E1513:") + call assert_equal(l:current, bufnr()) + + view! other + call assert_equal(l:other, bufnr()) +endfunc + +" Fail :visual but :visual! is allowed +func Test_visual() + call s:reset_all_buffers() + + let l:other = s:make_buffer_pairs() + let l:current = bufnr() + + call assert_fails("visual other", "E1513:") + call assert_equal(l:current, bufnr()) + + visual! other + call assert_equal(l:other, bufnr()) +endfunc + +" Fail :mnvgrep but :mnvgrep! is allowed +func Test_mnvgrep() + CheckFeature quickfix + call s:reset_all_buffers() + + edit first.unittest + call append(0, ["some-search-term"]) + write + + edit winfix.unittest + call append(0, ["some-search-term"]) + write + let l:current = bufnr() + + set winfixbuf + + edit! last.unittest + call append(0, ["some-search-term"]) + write + let l:last = bufnr() + + buffer! winfix.unittest + + call assert_fails("mnvgrep /some-search-term/ *.unittest", "E1513: Cannot switch buffer. 'winfixbuf' is enabled") + call assert_equal(l:current, bufnr()) + + " Don't error and also do swap to the first match because ! was included + mnvgrep! /some-search-term/ *.unittest + call assert_notequal(l:current, bufnr()) + + call delete("first.unittest") + call delete("winfix.unittest") + call delete("last.unittest") +endfunc + +" Fail :mnvgrepadd but ::mnvgrepadd! is allowed +func Test_mnvgrepadd() + CheckFeature quickfix + call s:reset_all_buffers() + + edit first.unittest + call append(0, ["some-search-term"]) + write + + edit winfix.unittest + call append(0, ["some-search-term"]) + write + let l:current = bufnr() + + set winfixbuf + + edit! last.unittest + call append(0, ["some-search-term"]) + write + let l:last = bufnr() + + buffer! winfix.unittest + + call assert_fails("mnvgrepadd /some-search-term/ *.unittest", "E1513: Cannot switch buffer. 'winfixbuf' is enabled") + call assert_equal(l:current, bufnr()) + + mnvgrepadd! /some-search-term/ *.unittest + call assert_notequal(l:current, bufnr()) + call delete("first.unittest") + call delete("winfix.unittest") + call delete("last.unittest") +endfunc + +" Fail :wNext but :wNext! is allowed +func Test_wNext() + call s:reset_all_buffers() + + let [l:first, _] = s:make_args_list() + next! + + call assert_fails("wNext", "E1513:") + call assert_notequal(l:first, bufnr()) + + wNext! + call assert_equal(l:first, bufnr()) + + call delete("first") + call delete("middle") + call delete("last") +endfunc + +" Allow :windo unless `:windo foo` would change a 'winfixbuf' window's buffer +func Test_windo() + call s:reset_all_buffers() + + let l:current_window = win_getid() + let l:current_buffer = bufnr() + split + enew + file some_other_buffer + + set winfixbuf + + let l:current = win_getid() + + windo echo '' + call assert_equal(l:current_window, win_getid()) + + call assert_fails($'exe "windo buffer {l:current_buffer}"', "E1513:") + call assert_equal(l:current_window, win_getid()) + + exe $"windo buffer! {l:current_buffer}" + call assert_equal(l:current_window, win_getid()) +endfunc + +" Fail :wnext but :wnext! is allowed +func Test_wnext() + call s:reset_all_buffers() + + let [_, l:last] = s:make_args_list() + next! + + call assert_fails("wnext", "E1513:") + call assert_notequal(l:last, bufnr()) + + wnext! + call assert_equal(l:last, bufnr()) + + call delete("first") + call delete("middle") + call delete("last") +endfunc + +" Fail :wprevious but :wprevious! is allowed +func Test_wprevious() + call s:reset_all_buffers() + + let [l:first, _] = s:make_args_list() + next! + + call assert_fails("wprevious", "E1513:") + call assert_notequal(l:first, bufnr()) + + wprevious! + call assert_equal(l:first, bufnr()) + + call delete("first") + call delete("middle") + call delete("last") +endfunc + +func Test_quickfix_switchbuf_invalid_prevwin() + call s:reset_all_buffers() + + call s:make_simple_quickfix() + call assert_equal(1, getqflist(#{idx: 0}).idx) + + set switchbuf=uselast + split + copen + exe winnr('#') 'quit' + call assert_equal(2, winnr('$')) + + cnext " Would've triggered a null pointer member access + call assert_equal(2, getqflist(#{idx: 0}).idx) + + set switchbuf& +endfunc + +func Test_listdo_goto_prevwin() + call s:reset_all_buffers() + call s:make_buffers_list() + + new + call assert_equal(0, &winfixbuf) + wincmd p + call assert_equal(1, &winfixbuf) + call assert_notequal(bufnr(), bufnr('#')) + + augroup ListDoGotoPrevwin + au! + au BufLeave * let s:triggered = 1 + \| call assert_equal(bufnr(), winbufnr(winnr())) + augroup END + " Should correctly switch to the window without 'winfixbuf', and curbuf should + " be consistent with curwin->w_buffer for autocommands. + bufdo " + call assert_equal(0, &winfixbuf) + call assert_equal(1, s:triggered) + unlet! s:triggered + au! ListDoGotoPrevwin + + set winfixbuf + wincmd p + call assert_equal(2, winnr('$')) + " Both curwin and prevwin have 'winfixbuf' set, so should split a new window + " without it set. + bufdo " + call assert_equal(0, &winfixbuf) + call assert_equal(3, winnr('$')) + + quit + call assert_equal(2, winnr('$')) + call assert_equal(1, &winfixbuf) + augroup ListDoGotoPrevwin + au! + au WinEnter * ++once set winfixbuf + augroup END + " Same as before, but naughty autocommands set 'winfixbuf' for the new window. + " :bufdo should give up in this case. + call assert_fails('bufdo "', 'E1513:') + + au! ListDoGotoPrevwin + augroup! ListDoGotoPrevwin +endfunc + +func Test_quickfix_changed_split_failed() + call s:reset_all_buffers() + + call s:make_simple_quickfix() + call assert_equal(1, winnr('$')) + + " Quickfix code will open a split in an attempt to get a 'nowinfixbuf' window + " to switch buffers in. Interfere with things by setting 'winfixbuf' in it. + augroup QfChanged + au! + au WinEnter * ++once call assert_equal(2, winnr('$')) + \| set winfixbuf | call setqflist([], 'f') + augroup END + call assert_fails('cnext', ['E1513:', 'E925:']) + " Check that the split was automatically closed. + call assert_equal(1, winnr('$')) + + au! QfChanged + augroup! QfChanged +endfunc + +func Test_bufdo_cnext_splitwin_fails() + call s:reset_all_buffers() + call s:make_simple_quickfix() + call assert_equal(1, getqflist(#{idx: 0}).idx) + " Make sure there is not enough room to + " split the winfixedbuf window + let &winheight=&lines + let &winminheight=&lines-2 + " Still want E1513, or it may not be clear why a split was attempted and why + " it failing caused the commands to abort. + call assert_fails(':bufdo echo 1', ['E36:', 'E1513:']) + call assert_fails(':cnext', ['E36:', 'E1513:']) + " Ensure the entry didn't change. + call assert_equal(1, getqflist(#{idx: 0}).idx) + set winminheight&mnv winheight&mnv +endfunc + +" Test that exiting with 'winfixbuf' and EXITFREE doesn't cause an error. +func Test_exitfree_no_error() + let lines =<< trim END + set winfixbuf + qall! + END + call writefile(lines, 'Xwfb_exitfree', 'D') + call assert_notmatch('E1513:', + \ system(GetMNVCommandClean() .. ' --not-a-term -X -S Xwfb_exitfree')) +endfunc + +" mnv: shiftwidth=2 sts=2 expandtab |