" Tests for system() and systemlist() func Test_System() if !has('win32') call assert_equal("123\n", system('echo 123')) call assert_equal(['123'], systemlist('echo 123')) call assert_equal('123', system('cat', '123')) call assert_equal(['123'], systemlist('cat', '123')) call assert_equal(["as\df"], systemlist('cat', ["as\df"])) else call assert_equal("123\n", system('echo 123')) call assert_equal(["123\r"], systemlist('echo 123')) call assert_equal("123\n", system('more.com', '123')) call assert_equal(["123\r"], systemlist('more.com', '123')) call assert_equal(["as\r", "df\r"], systemlist('more.com', ["as\df"])) endif new Xdummy call setline(1, ['asdf', "pw\er", 'xxxx']) if executable('wc') let out = system('wc -l', bufnr('%')) " On OS/X we get leading spaces let out = substitute(out, '^ *', '', '') call assert_equal("3\n", out) let out = systemlist('wc -l', bufnr('%')) " On Windows we may get a trailing CR. if out != ["3\r"] " On OS/X we get leading spaces if type(out) == v:t_list let out[0] = substitute(out[0], '^ *', '', '') endif call assert_equal(['3'], out) endif endif if !has('win32') let out = systemlist('cat', bufnr('%')) call assert_equal(['asdf', "pw\er", 'xxxx'], out) else let out = systemlist('more.com', bufnr('%')) call assert_equal(["asdf\r", "pw\r", "er\r", "xxxx\r"], out) endif bwipe! call assert_fails('call system("wc -l", 99999)', 'E86:') endfunc func Test_system_exmode() if has('unix') " echo $? only works on Unix let cmd = ' -es -c "source Xscript" +q; echo "result=$?"' " Need to put this in a script, "catch" isn't found after an unknown " function. call writefile(['try', 'call doesnotexist()', 'catch', 'endtry'], 'Xscript', 'D') let a = system(GetMNVCommand() . cmd) call assert_match('result=0', a) call assert_equal(0, v:shell_error) endif " Error before try does set error flag. call writefile(['call nosuchfunction()', 'try', 'call doesnotexist()', 'catch', 'endtry'], 'Xscript') if has('unix') " echo $? only works on Unix let a = system(GetMNVCommand() . cmd) call assert_notequal('0', a[0]) endif let cmd = ' -es -c "source Xscript" +q' let a = system(GetMNVCommand() . cmd) call assert_notequal(0, v:shell_error) if has('unix') " echo $? only works on Unix let cmd = ' -es -c "call doesnotexist()" +q; echo $?' let a = system(GetMNVCommand() . cmd) call assert_notequal(0, a[0]) endif let cmd = ' -es -c "call doesnotexist()" +q' let a = system(GetMNVCommand(). cmd) call assert_notequal(0, v:shell_error) if has('unix') " echo $? only works on Unix let cmd = ' -es -c "call doesnotexist()|let a=1" +q; echo $?' let a = system(GetMNVCommand() . cmd) call assert_notequal(0, a[0]) endif let cmd = ' -es -c "call doesnotexist()|let a=1" +q' let a = system(GetMNVCommand() . cmd) call assert_notequal(0, v:shell_error) endfunc func Test_system_with_shell_quote() CheckMSWindows call mkdir('Xdir with spaces', 'p') call system('copy "%COMSPEC%" "Xdir with spaces\cmd.exe"') let shell_save = &shell let shellxquote_save = &shellxquote try " Set 'shell' always needs noshellslash. let shellslash_save = &shellslash set noshellslash let shell_tests = [ \ expand('$COMSPEC'), \ '"' . fnamemodify('Xdir with spaces\cmd.exe', ':p') . '"', \] let &shellslash = shellslash_save let sxq_tests = ['', '(', '"'] " Matrix tests: 'shell' * 'shellxquote' for shell in shell_tests let &shell = shell for sxq in sxq_tests let &shellxquote = sxq let msg = printf('shell=%s shellxquote=%s', &shell, &shellxquote) try let out = 'echo 123'->system() catch call assert_report(printf('%s: %s', msg, v:exception)) continue endtry " On Windows we may get a trailing space and CR. if out != "123 \n" call assert_equal("123\n", out, msg) endif endfor endfor finally let &shell = shell_save let &shellxquote = shellxquote_save call delete('Xdir with spaces', 'rf') endtry endfunc " Check that MNV does not execute anything from current directory func Test_windows_external_cmd_in_cwd() CheckMSWindows " just in case call system('rd /S /Q Xfolder') call mkdir('Xfolder', 'R') cd Xfolder let contents = ['@echo off', 'echo filename1.txt:1:AAAA'] call writefile(contents, 'findstr.cmd') let file1 = ['AAAA', 'THIS FILE SHOULD NOT BE FOUND'] let file2 = ['BBBB', 'THIS FILE SHOULD BE FOUND'] call writefile(file1, 'filename1.txt') call writefile(file2, 'filename2.txt') if has('quickfix') " use silent to avoid hit-enter-prompt sil grep BBBB filename*.txt call assert_equal('filename2.txt', @%) endif let output = system('findstr BBBB filename*') " Match trailing newline byte call assert_match('filename2.txt:BBBB.', output) if has('gui') set guioptions+=! let output = system('findstr BBBB filename*') call assert_match('filename2.txt:BBBB.', output) endif cd - set guioptions& endfunc func Test_system_with_powershell() CheckPowerShell let shell_save = &shell let shellcmdflag_save = &shellcmdflag let shellxquote_save = &shellxquote let shellpipe_save = &shellpipe let shellredir_save = &shellredir try if executable('powershell') let &shell = 'powershell' let &shellcmdflag = '-Command' let &shellredir = '2>&1 | Out-File -Encoding default' else let &shell = 'pwsh' let &shellcmdflag = '-c' let &shellredir = '>%s 2>&1' endif let &shellxquote = has('win32') ? '"' : '' let &shellpipe = &shellredir " Make sure compound commands are handled properly. call assert_equal("123\n456\n", system('echo 123; echo 456')) finally let &shell = shell_save let &shellcmdflag = shellcmdflag_save let &shellxquote = shellxquote_save let &shellpipe = shellpipe_save let &shellredir = shellredir_save endtry endfunc func Test_system_list_arg() CheckExecutable python3 " When the command is a List, it is executed directly without the shell. " Shell meta characters should not be interpreted but passed as-is. " Redirect characters should be passed literally. let out = system(['python3', '-c', 'import sys; print(sys.argv[1])', '']) call assert_match('^', out) " Environment variable syntax should not be expanded. if has('win32') let out = system(['python3', '-c', 'import sys; print(sys.argv[1])', '%USERPROFILE%']) call assert_match('^%USERPROFILE%', out) else let out = system(['python3', '-c', 'import sys; print(sys.argv[1])', '$HOME']) call assert_match('^\$HOME', out) endif " Spaces in arguments should be preserved without shell word splitting. let out = system(['python3', '-c', 'import sys; print(sys.argv[1])', 'hello world']) call assert_match('^hello world', out) " Pipe and ampersand should be passed literally. let out = system(['python3', '-c', 'import sys; print(sys.argv[1])', 'a&b|c']) call assert_match('^a&b|c', out) " systemlist() should work too. let out = systemlist(['python3', '-c', 'print("line1"); print("line2")']) call assert_match('^line1', out[0]) call assert_match('^line2', out[1]) " v:shell_error should be set. call system(['python3', '-c', 'import sys; sys.exit(42)']) call assert_equal(42, v:shell_error) call system(['python3', '-c', 'import sys; sys.exit(0)']) call assert_equal(0, v:shell_error) " Invalid arguments. call assert_fails('call system([])', 'E474:') call assert_fails('call systemlist([])', 'E474:') endfunc " mnv: shiftwidth=2 sts=2 expandtab