xref: /vim-8.2.3635/src/testdir/test_options.vim (revision 53f7fccc)
1" Test for options
2
3source shared.vim
4source check.vim
5source view_util.vim
6
7func Test_whichwrap()
8  set whichwrap=b,s
9  call assert_equal('b,s', &whichwrap)
10
11  set whichwrap+=h,l
12  call assert_equal('b,s,h,l', &whichwrap)
13
14  set whichwrap+=h,l
15  call assert_equal('b,s,h,l', &whichwrap)
16
17  set whichwrap+=h,l
18  call assert_equal('b,s,h,l', &whichwrap)
19
20  set whichwrap=h,h
21  call assert_equal('h', &whichwrap)
22
23  set whichwrap=h,h,h
24  call assert_equal('h', &whichwrap)
25
26  " For compatibility with Vim 3.0 and before, number values are also
27  " supported for 'whichwrap'
28  set whichwrap=1
29  call assert_equal('b', &whichwrap)
30  set whichwrap=2
31  call assert_equal('s', &whichwrap)
32  set whichwrap=4
33  call assert_equal('h,l', &whichwrap)
34  set whichwrap=8
35  call assert_equal('<,>', &whichwrap)
36  set whichwrap=16
37  call assert_equal('[,]', &whichwrap)
38  set whichwrap=31
39  call assert_equal('b,s,h,l,<,>,[,]', &whichwrap)
40
41  set whichwrap&
42endfunc
43
44func Test_isfname()
45  " This used to cause Vim to access uninitialized memory.
46  set isfname=
47  call assert_equal("~X", expand("~X"))
48  set isfname&
49endfunc
50
51func Test_wildchar()
52  " Empty 'wildchar' used to access invalid memory.
53  call assert_fails('set wildchar=', 'E521:')
54  call assert_fails('set wildchar=abc', 'E521:')
55  set wildchar=<Esc>
56  let a=execute('set wildchar?')
57  call assert_equal("\n  wildchar=<Esc>", a)
58  set wildchar=27
59  let a=execute('set wildchar?')
60  call assert_equal("\n  wildchar=<Esc>", a)
61  set wildchar&
62endfunc
63
64func Test_wildoptions()
65  set wildoptions=
66  set wildoptions+=tagfile
67  set wildoptions+=tagfile
68  call assert_equal('tagfile', &wildoptions)
69endfunc
70
71func Test_options_command()
72  let caught = 'ok'
73  try
74    options
75  catch
76    let caught = v:throwpoint . "\n" . v:exception
77  endtry
78  call assert_equal('ok', caught)
79
80  " Check if the option-window is opened horizontally.
81  wincmd j
82  call assert_notequal('option-window', bufname(''))
83  wincmd k
84  call assert_equal('option-window', bufname(''))
85  " close option-window
86  close
87
88  " Open the option-window vertically.
89  vert options
90  " Check if the option-window is opened vertically.
91  wincmd l
92  call assert_notequal('option-window', bufname(''))
93  wincmd h
94  call assert_equal('option-window', bufname(''))
95  " close option-window
96  close
97
98  " Open the option-window at the top.
99  set splitbelow
100  topleft options
101  call assert_equal(1, winnr())
102  close
103
104  " Open the option-window at the bottom.
105  set nosplitbelow
106  botright options
107  call assert_equal(winnr('$'), winnr())
108  close
109  set splitbelow&
110
111  " Open the option-window in a new tab.
112  tab options
113  " Check if the option-window is opened in a tab.
114  normal gT
115  call assert_notequal('option-window', bufname(''))
116  normal gt
117  call assert_equal('option-window', bufname(''))
118  " close option-window
119  close
120
121  " Open the options window browse
122  if has('browse')
123    browse set
124    call assert_equal('option-window', bufname(''))
125    close
126  endif
127endfunc
128
129func Test_path_keep_commas()
130  " Test that changing 'path' keeps two commas.
131  set path=foo,,bar
132  set path-=bar
133  set path+=bar
134  call assert_equal('foo,,bar', &path)
135
136  set path&
137endfunc
138
139func Test_signcolumn()
140  CheckFeature signs
141  call assert_equal("auto", &signcolumn)
142  set signcolumn=yes
143  set signcolumn=no
144  call assert_fails('set signcolumn=nope')
145endfunc
146
147func Test_filetype_valid()
148  set ft=valid_name
149  call assert_equal("valid_name", &filetype)
150  set ft=valid-name
151  call assert_equal("valid-name", &filetype)
152
153  call assert_fails(":set ft=wrong;name", "E474:")
154  call assert_fails(":set ft=wrong\\\\name", "E474:")
155  call assert_fails(":set ft=wrong\\|name", "E474:")
156  call assert_fails(":set ft=wrong/name", "E474:")
157  call assert_fails(":set ft=wrong\\\nname", "E474:")
158  call assert_equal("valid-name", &filetype)
159
160  exe "set ft=trunc\x00name"
161  call assert_equal("trunc", &filetype)
162endfunc
163
164func Test_syntax_valid()
165  CheckFeature syntax
166  set syn=valid_name
167  call assert_equal("valid_name", &syntax)
168  set syn=valid-name
169  call assert_equal("valid-name", &syntax)
170
171  call assert_fails(":set syn=wrong;name", "E474:")
172  call assert_fails(":set syn=wrong\\\\name", "E474:")
173  call assert_fails(":set syn=wrong\\|name", "E474:")
174  call assert_fails(":set syn=wrong/name", "E474:")
175  call assert_fails(":set syn=wrong\\\nname", "E474:")
176  call assert_equal("valid-name", &syntax)
177
178  exe "set syn=trunc\x00name"
179  call assert_equal("trunc", &syntax)
180endfunc
181
182func Test_keymap_valid()
183  CheckFeature keymap
184  call assert_fails(":set kmp=valid_name", "E544:")
185  call assert_fails(":set kmp=valid_name", "valid_name")
186  call assert_fails(":set kmp=valid-name", "E544:")
187  call assert_fails(":set kmp=valid-name", "valid-name")
188
189  call assert_fails(":set kmp=wrong;name", "E474:")
190  call assert_fails(":set kmp=wrong\\\\name", "E474:")
191  call assert_fails(":set kmp=wrong\\|name", "E474:")
192  call assert_fails(":set kmp=wrong/name", "E474:")
193  call assert_fails(":set kmp=wrong\\\nname", "E474:")
194
195  call assert_fails(":set kmp=trunc\x00name", "E544:")
196  call assert_fails(":set kmp=trunc\x00name", "trunc")
197endfunc
198
199func Check_dir_option(name)
200  " Check that it's possible to set the option.
201  exe 'set ' . a:name . '=/usr/share/dict/words'
202  call assert_equal('/usr/share/dict/words', eval('&' . a:name))
203  exe 'set ' . a:name . '=/usr/share/dict/words,/and/there'
204  call assert_equal('/usr/share/dict/words,/and/there', eval('&' . a:name))
205  exe 'set ' . a:name . '=/usr/share/dict\ words'
206  call assert_equal('/usr/share/dict words', eval('&' . a:name))
207
208  " Check rejecting weird characters.
209  call assert_fails("set " . a:name . "=/not&there", "E474:")
210  call assert_fails("set " . a:name . "=/not>there", "E474:")
211  call assert_fails("set " . a:name . "=/not.*there", "E474:")
212endfunc
213
214func Test_cinkeys()
215  " This used to cause invalid memory access
216  set cindent cinkeys=0
217  norm a
218  set cindent& cinkeys&
219endfunc
220
221func Test_dictionary()
222  call Check_dir_option('dictionary')
223endfunc
224
225func Test_thesaurus()
226  call Check_dir_option('thesaurus')
227endfun
228
229func Test_complete()
230  " Trailing single backslash used to cause invalid memory access.
231  set complete=s\
232  new
233  call feedkeys("i\<C-N>\<Esc>", 'xt')
234  bwipe!
235  call assert_fails('set complete=ix', 'E535:')
236  set complete&
237endfun
238
239func Test_set_completion()
240  call feedkeys(":set di\<C-A>\<C-B>\"\<CR>", 'tx')
241  call assert_equal('"set dictionary diff diffexpr diffopt digraph directory display', @:)
242
243  call feedkeys(":setlocal di\<C-A>\<C-B>\"\<CR>", 'tx')
244  call assert_equal('"setlocal dictionary diff diffexpr diffopt digraph directory display', @:)
245
246  call feedkeys(":setglobal di\<C-A>\<C-B>\"\<CR>", 'tx')
247  call assert_equal('"setglobal dictionary diff diffexpr diffopt digraph directory display', @:)
248
249  " Expand boolan options. When doing :set no<Tab>
250  " vim displays the options names without "no" but completion uses "no...".
251  call feedkeys(":set nodi\<C-A>\<C-B>\"\<CR>", 'tx')
252  call assert_equal('"set nodiff digraph', @:)
253
254  call feedkeys(":set invdi\<C-A>\<C-B>\"\<CR>", 'tx')
255  call assert_equal('"set invdiff digraph', @:)
256
257  " Expand abbreviation of options.
258  call feedkeys(":set ts\<C-A>\<C-B>\"\<CR>", 'tx')
259  call assert_equal('"set tabstop thesaurus ttyscroll', @:)
260
261  " Expand current value
262  call feedkeys(":set fileencodings=\<C-A>\<C-B>\"\<CR>", 'tx')
263  call assert_equal('"set fileencodings=ucs-bom,utf-8,default,latin1', @:)
264
265  call feedkeys(":set fileencodings:\<C-A>\<C-B>\"\<CR>", 'tx')
266  call assert_equal('"set fileencodings:ucs-bom,utf-8,default,latin1', @:)
267
268  " Expand key codes.
269  call feedkeys(":set <H\<C-A>\<C-B>\"\<CR>", 'tx')
270  call assert_equal('"set <Help> <Home>', @:)
271
272  " Expand terminal options.
273  call feedkeys(":set t_A\<C-A>\<C-B>\"\<CR>", 'tx')
274  call assert_equal('"set t_AB t_AF t_AU t_AL', @:)
275  call assert_fails('call feedkeys(":set <t_afoo>=\<C-A>\<CR>", "xt")', 'E474:')
276
277  " Expand directories.
278  call feedkeys(":set cdpath=./\<C-A>\<C-B>\"\<CR>", 'tx')
279  call assert_match(' ./samples/ ', @:)
280  call assert_notmatch(' ./summarize.vim ', @:)
281
282  " Expand files and directories.
283  call feedkeys(":set tags=./\<C-A>\<C-B>\"\<CR>", 'tx')
284  call assert_match(' ./samples/.* ./summarize.vim', @:)
285
286  call feedkeys(":set tags=./\\\\ dif\<C-A>\<C-B>\"\<CR>", 'tx')
287  call assert_equal('"set tags=./\\ diff diffexpr diffopt', @:)
288  set tags&
289
290  " Expanding the option names
291  call feedkeys(":set \<Tab>\<C-B>\"\<CR>", 'xt')
292  call assert_equal('"set all', @:)
293
294  " Expanding a second set of option names
295  call feedkeys(":set wrapscan \<Tab>\<C-B>\"\<CR>", 'xt')
296  call assert_equal('"set wrapscan all', @:)
297
298  " Expanding a special keycode
299  call feedkeys(":set <Home>\<Tab>\<C-B>\"\<CR>", 'xt')
300  call assert_equal('"set <Home>', @:)
301
302  " Expanding an invalid special keycode
303  call feedkeys(":set <abcd>\<Tab>\<C-B>\"\<CR>", 'xt')
304  call assert_equal("\"set <abcd>\<Tab>", @:)
305
306  " Expanding a terminal keycode
307  call feedkeys(":set t_AB\<Tab>\<C-B>\"\<CR>", 'xt')
308  call assert_equal("\"set t_AB", @:)
309
310  " Expanding an invalid option name
311  call feedkeys(":set abcde=\<Tab>\<C-B>\"\<CR>", 'xt')
312  call assert_equal("\"set abcde=\<Tab>", @:)
313
314  " Expanding after a = for a boolean option
315  call feedkeys(":set wrapscan=\<Tab>\<C-B>\"\<CR>", 'xt')
316  call assert_equal("\"set wrapscan=\<Tab>", @:)
317
318  " Expanding a numeric option
319  call feedkeys(":set tabstop+=\<Tab>\<C-B>\"\<CR>", 'xt')
320  call assert_equal("\"set tabstop+=" .. &tabstop, @:)
321
322  " Expanding a non-boolean option
323  call feedkeys(":set invtabstop=\<Tab>\<C-B>\"\<CR>", 'xt')
324  call assert_equal("\"set invtabstop=", @:)
325
326  " Expand options for 'spellsuggest'
327  call feedkeys(":set spellsuggest=best,file:xyz\<Tab>\<C-B>\"\<CR>", 'xt')
328  call assert_equal("\"set spellsuggest=best,file:xyz", @:)
329
330  " Expand value for 'key'
331  set key=abcd
332  call feedkeys(":set key=\<Tab>\<C-B>\"\<CR>", 'xt')
333  call assert_equal('"set key=*****', @:)
334  set key=
335
336  " Expand values for 'filetype'
337  call feedkeys(":set filetype=sshdconfi\<Tab>\<C-B>\"\<CR>", 'xt')
338  call assert_equal('"set filetype=sshdconfig', @:)
339  call feedkeys(":set filetype=a\<C-A>\<C-B>\"\<CR>", 'xt')
340  call assert_equal('"set filetype=' .. getcompletion('a*', 'filetype')->join(), @:)
341endfunc
342
343func Test_set_errors()
344  call assert_fails('set scroll=-1', 'E49:')
345  call assert_fails('set backupcopy=', 'E474:')
346  call assert_fails('set regexpengine=3', 'E474:')
347  call assert_fails('set history=10001', 'E474:')
348  call assert_fails('set numberwidth=21', 'E474:')
349  call assert_fails('set colorcolumn=-a', 'E474:')
350  call assert_fails('set colorcolumn=a', 'E474:')
351  call assert_fails('set colorcolumn=1,', 'E474:')
352  call assert_fails('set colorcolumn=1;', 'E474:')
353  call assert_fails('set cmdheight=-1', 'E487:')
354  call assert_fails('set cmdwinheight=-1', 'E487:')
355  if has('conceal')
356    call assert_fails('set conceallevel=-1', 'E487:')
357    call assert_fails('set conceallevel=4', 'E474:')
358  endif
359  call assert_fails('set helpheight=-1', 'E487:')
360  call assert_fails('set history=-1', 'E487:')
361  call assert_fails('set report=-1', 'E487:')
362  call assert_fails('set shiftwidth=-1', 'E487:')
363  call assert_fails('set sidescroll=-1', 'E487:')
364  call assert_fails('set tabstop=-1', 'E487:')
365  call assert_fails('set textwidth=-1', 'E487:')
366  call assert_fails('set timeoutlen=-1', 'E487:')
367  call assert_fails('set updatecount=-1', 'E487:')
368  call assert_fails('set updatetime=-1', 'E487:')
369  call assert_fails('set winheight=-1', 'E487:')
370  call assert_fails('set tabstop!', 'E488:')
371  call assert_fails('set xxx', 'E518:')
372  call assert_fails('set beautify?', 'E519:')
373  call assert_fails('set undolevels=x', 'E521:')
374  call assert_fails('set tabstop=', 'E521:')
375  call assert_fails('set comments=-', 'E524:')
376  call assert_fails('set comments=a', 'E525:')
377  call assert_fails('set foldmarker=x', 'E536:')
378  call assert_fails('set commentstring=x', 'E537:')
379  call assert_fails('set complete=x', 'E539:')
380  call assert_fails('set rulerformat=%-', 'E539:')
381  call assert_fails('set rulerformat=%(', 'E542:')
382  call assert_fails('set rulerformat=%15(%%', 'E542:')
383  call assert_fails('set statusline=%$', 'E539:')
384  call assert_fails('set statusline=%{', 'E540:')
385  call assert_fails('set statusline=%(', 'E542:')
386  call assert_fails('set statusline=%)', 'E542:')
387
388  if has('cursorshape')
389    " This invalid value for 'guicursor' used to cause Vim to crash.
390    call assert_fails('set guicursor=i-ci,r-cr:h', 'E545:')
391    call assert_fails('set guicursor=i-ci', 'E545:')
392    call assert_fails('set guicursor=x', 'E545:')
393    call assert_fails('set guicursor=x:', 'E546:')
394    call assert_fails('set guicursor=r-cr:horx', 'E548:')
395    call assert_fails('set guicursor=r-cr:hor0', 'E549:')
396  endif
397  if has('mouseshape')
398    call assert_fails('se mouseshape=i-r:x', 'E547:')
399  endif
400  call assert_fails('set backupext=~ patchmode=~', 'E589:')
401  call assert_fails('set winminheight=10 winheight=9', 'E591:')
402  set winminheight& winheight&
403  set winheight=10 winminheight=10
404  call assert_fails('set winheight=9', 'E591:')
405  set winminheight& winheight&
406  call assert_fails('set winminwidth=10 winwidth=9', 'E592:')
407  set winminwidth& winwidth&
408  call assert_fails('set winwidth=9 winminwidth=10', 'E592:')
409  set winwidth& winminwidth&
410  call assert_fails("set showbreak=\x01", 'E595:')
411  call assert_fails('set t_foo=', 'E846:')
412  call assert_fails('set tabstop??', 'E488:')
413  call assert_fails('set wrapscan!!', 'E488:')
414  call assert_fails('set tabstop&&', 'E488:')
415  call assert_fails('set wrapscan<<', 'E488:')
416  call assert_fails('set wrapscan=1', 'E474:')
417  call assert_fails('set autoindent@', 'E488:')
418  call assert_fails('set wildchar=<abc>', 'E474:')
419  call assert_fails('set cmdheight=1a', 'E521:')
420  call assert_fails('set invcmdheight', 'E474:')
421  if has('python') || has('python3')
422    call assert_fails('set pyxversion=6', 'E474:')
423  endif
424  call assert_fails("let &tabstop='ab'", 'E521:')
425  call assert_fails('set spellcapcheck=%\\(', 'E54:')
426  call assert_fails('set sessionoptions=curdir,sesdir', 'E474:')
427  call assert_fails('set foldmarker={{{,', 'E474:')
428  call assert_fails('set sessionoptions=sesdir,curdir', 'E474:')
429  call assert_fails('set listchars=trail:· ambiwidth=double', 'E834:')
430  set listchars&
431  call assert_fails('set fillchars=stl:· ambiwidth=double', 'E835:')
432  set fillchars&
433  call assert_fails('set fileencoding=latin1,utf-8', 'E474:')
434  set nomodifiable
435  call assert_fails('set fileencoding=latin1', 'E21:')
436  set modifiable&
437  call assert_fails('set t_#-&', 'E522:')
438endfunc
439
440func CheckWasSet(name)
441  let verb_cm = execute('verbose set ' .. a:name .. '?')
442  call assert_match('Last set from.*test_options.vim', verb_cm)
443endfunc
444func CheckWasNotSet(name)
445  let verb_cm = execute('verbose set ' .. a:name .. '?')
446  call assert_notmatch('Last set from', verb_cm)
447endfunc
448
449" Must be executed before other tests that set 'term'.
450func Test_000_term_option_verbose()
451  CheckNotGui
452
453  call CheckWasNotSet('t_cm')
454
455  let term_save = &term
456  set term=ansi
457  call CheckWasSet('t_cm')
458  let &term = term_save
459endfunc
460
461func Test_copy_context()
462  setlocal list
463  call CheckWasSet('list')
464  split
465  call CheckWasSet('list')
466  quit
467  setlocal nolist
468
469  set ai
470  call CheckWasSet('ai')
471  set filetype=perl
472  call CheckWasSet('filetype')
473  set fo=tcroq
474  call CheckWasSet('fo')
475
476  split Xsomebuf
477  call CheckWasSet('ai')
478  call CheckWasNotSet('filetype')
479  call CheckWasSet('fo')
480endfunc
481
482func Test_set_ttytype()
483  CheckUnix
484  CheckNotGui
485
486  " Setting 'ttytype' used to cause a double-free when exiting vim and
487  " when vim is compiled with -DEXITFREE.
488  set ttytype=ansi
489  call assert_equal('ansi', &ttytype)
490  call assert_equal(&ttytype, &term)
491  set ttytype=xterm
492  call assert_equal('xterm', &ttytype)
493  call assert_equal(&ttytype, &term)
494  try
495    set ttytype=
496    call assert_report('set ttytype= did not fail')
497  catch /E529/
498  endtry
499
500  " Some systems accept any terminal name and return dumb settings,
501  " check for failure of finding the entry and for missing 'cm' entry.
502  try
503    set ttytype=xxx
504    call assert_report('set ttytype=xxx did not fail')
505  catch /E522\|E437/
506  endtry
507
508  set ttytype&
509  call assert_equal(&ttytype, &term)
510
511  if has('gui') && !has('gui_running')
512    call assert_fails('set term=gui', 'E531:')
513  endif
514endfunc
515
516func Test_set_all()
517  set tw=75
518  set iskeyword=a-z,A-Z
519  set nosplitbelow
520  let out = execute('set all')
521  call assert_match('textwidth=75', out)
522  call assert_match('iskeyword=a-z,A-Z', out)
523  call assert_match('nosplitbelow', out)
524  set tw& iskeyword& splitbelow&
525endfunc
526
527func Test_set_one_column()
528  let out_mult = execute('set all')->split("\n")
529  let out_one = execute('set! all')->split("\n")
530  call assert_true(len(out_mult) < len(out_one))
531endfunc
532
533func Test_set_values()
534  " opt_test.vim is generated from ../optiondefs.h using gen_opt_test.vim
535  if filereadable('opt_test.vim')
536    source opt_test.vim
537  else
538    throw 'Skipped: opt_test.vim does not exist'
539  endif
540endfunc
541
542func Test_renderoptions()
543  " Only do this for Windows Vista and later, fails on Windows XP and earlier.
544  " Doesn't hurt to do this on a non-Windows system.
545  if windowsversion() !~ '^[345]\.'
546    set renderoptions=type:directx
547    set rop=type:directx
548  endif
549endfunc
550
551func ResetIndentexpr()
552  set indentexpr=
553endfunc
554
555func Test_set_indentexpr()
556  " this was causing usage of freed memory
557  set indentexpr=ResetIndentexpr()
558  new
559  call feedkeys("i\<c-f>", 'x')
560  call assert_equal('', &indentexpr)
561  bwipe!
562endfunc
563
564func Test_backupskip()
565  " Option 'backupskip' may contain several comma-separated path
566  " specifications if one or more of the environment variables TMPDIR, TMP,
567  " or TEMP is defined.  To simplify testing, convert the string value into a
568  " list.
569  let bsklist = split(&bsk, ',')
570
571  if has("mac")
572    let found = (index(bsklist, '/private/tmp/*') >= 0)
573    call assert_true(found, '/private/tmp not in option bsk: ' . &bsk)
574  elseif has("unix")
575    let found = (index(bsklist, '/tmp/*') >= 0)
576    call assert_true(found, '/tmp not in option bsk: ' . &bsk)
577  endif
578
579  " If our test platform is Windows, the path(s) in option bsk will use
580  " backslash for the path separator and the components could be in short
581  " (8.3) format.  As such, we need to replace the backslashes with forward
582  " slashes and convert the path components to long format.  The expand()
583  " function will do this but it cannot handle comma-separated paths.  This is
584  " why bsk was converted from a string into a list of strings above.
585  "
586  " One final complication is that the wildcard "/*" is at the end of each
587  " path and so expand() might return a list of matching files.  To prevent
588  " this, we need to remove the wildcard before calling expand() and then
589  " append it afterwards.
590  if has('win32')
591    let item_nbr = 0
592    while item_nbr < len(bsklist)
593      let path_spec = bsklist[item_nbr]
594      let path_spec = strcharpart(path_spec, 0, strlen(path_spec)-2)
595      let path_spec = substitute(expand(path_spec), '\\', '/', 'g')
596      let bsklist[item_nbr] = path_spec . '/*'
597      let item_nbr += 1
598    endwhile
599  endif
600
601  " Option bsk will also include these environment variables if defined.
602  " If they're defined, verify they appear in the option value.
603  for var in  ['$TMPDIR', '$TMP', '$TEMP']
604    if exists(var)
605      let varvalue = substitute(expand(var), '\\', '/', 'g')
606      let varvalue = substitute(varvalue, '/$', '', '')
607      let varvalue .= '/*'
608      let found = (index(bsklist, varvalue) >= 0)
609      call assert_true(found, var . ' (' . varvalue . ') not in option bsk: ' . &bsk)
610    endif
611  endfor
612
613  " Duplicates from environment variables should be filtered out (option has
614  " P_NODUP).  Run this in a separate instance and write v:errors in a file,
615  " so that we see what happens on startup.
616  let after =<< trim [CODE]
617      let bsklist = split(&backupskip, ',')
618      call assert_equal(uniq(copy(bsklist)), bsklist)
619      call writefile(['errors:'] + v:errors, 'Xtestout')
620      qall
621  [CODE]
622  call writefile(after, 'Xafter')
623  let cmd = GetVimProg() . ' --not-a-term -S Xafter --cmd "set enc=utf8"'
624
625  let saveenv = {}
626  for var in ['TMPDIR', 'TMP', 'TEMP']
627    let saveenv[var] = getenv(var)
628    call setenv(var, '/duplicate/path')
629  endfor
630
631  exe 'silent !' . cmd
632  call assert_equal(['errors:'], readfile('Xtestout'))
633
634  " restore environment variables
635  for var in ['TMPDIR', 'TMP', 'TEMP']
636    call setenv(var, saveenv[var])
637  endfor
638
639  call delete('Xtestout')
640  call delete('Xafter')
641
642  " Duplicates should be filtered out (option has P_NODUP)
643  let backupskip = &backupskip
644  set backupskip=
645  set backupskip+=/test/dir
646  set backupskip+=/other/dir
647  set backupskip+=/test/dir
648  call assert_equal('/test/dir,/other/dir', &backupskip)
649  let &backupskip = backupskip
650endfunc
651
652func Test_copy_winopt()
653  set hidden
654
655  " Test copy option from current buffer in window
656  split
657  enew
658  setlocal numberwidth=5
659  wincmd w
660  call assert_equal(4,&numberwidth)
661  bnext
662  call assert_equal(5,&numberwidth)
663  bw!
664  call assert_equal(4,&numberwidth)
665
666  " Test copy value from window that used to be display the buffer
667  split
668  enew
669  setlocal numberwidth=6
670  bnext
671  wincmd w
672  call assert_equal(4,&numberwidth)
673  bnext
674  call assert_equal(6,&numberwidth)
675  bw!
676
677  " Test that if buffer is current, don't use the stale cached value
678  " from the last time the buffer was displayed.
679  split
680  enew
681  setlocal numberwidth=7
682  bnext
683  bnext
684  setlocal numberwidth=8
685  wincmd w
686  call assert_equal(4,&numberwidth)
687  bnext
688  call assert_equal(8,&numberwidth)
689  bw!
690
691  " Test value is not copied if window already has seen the buffer
692  enew
693  split
694  setlocal numberwidth=9
695  bnext
696  setlocal numberwidth=10
697  wincmd w
698  call assert_equal(4,&numberwidth)
699  bnext
700  call assert_equal(4,&numberwidth)
701  bw!
702
703  set hidden&
704endfunc
705
706func Test_shortmess_F()
707  new
708  call assert_match('\[No Name\]', execute('file'))
709  set shortmess+=F
710  call assert_match('\[No Name\]', execute('file'))
711  call assert_match('^\s*$', execute('file foo'))
712  call assert_match('foo', execute('file'))
713  set shortmess-=F
714  call assert_match('bar', execute('file bar'))
715  call assert_match('bar', execute('file'))
716  set shortmess&
717  bwipe
718endfunc
719
720func Test_shortmess_F2()
721  e file1
722  e file2
723  call assert_match('file1', execute('bn', ''))
724  call assert_match('file2', execute('bn', ''))
725  set shortmess+=F
726  call assert_true(empty(execute('bn', '')))
727  call assert_false(test_getvalue('need_fileinfo'))
728  call assert_true(empty(execute('bn', '')))
729  call assert_false('need_fileinfo'->test_getvalue())
730  set hidden
731  call assert_true(empty(execute('bn', '')))
732  call assert_false(test_getvalue('need_fileinfo'))
733  call assert_true(empty(execute('bn', '')))
734  call assert_false(test_getvalue('need_fileinfo'))
735  set nohidden
736  call assert_true(empty(execute('bn', '')))
737  call assert_false(test_getvalue('need_fileinfo'))
738  call assert_true(empty(execute('bn', '')))
739  call assert_false(test_getvalue('need_fileinfo'))
740  set shortmess&
741  call assert_match('file1', execute('bn', ''))
742  call assert_match('file2', execute('bn', ''))
743  bwipe
744  bwipe
745endfunc
746
747func Test_local_scrolloff()
748  set so=5
749  set siso=7
750  split
751  call assert_equal(5, &so)
752  setlocal so=3
753  call assert_equal(3, &so)
754  wincmd w
755  call assert_equal(5, &so)
756  wincmd w
757  setlocal so<
758  call assert_equal(5, &so)
759  setlocal so=0
760  call assert_equal(0, &so)
761  setlocal so=-1
762  call assert_equal(5, &so)
763
764  call assert_equal(7, &siso)
765  setlocal siso=3
766  call assert_equal(3, &siso)
767  wincmd w
768  call assert_equal(7, &siso)
769  wincmd w
770  setlocal siso<
771  call assert_equal(7, &siso)
772  setlocal siso=0
773  call assert_equal(0, &siso)
774  setlocal siso=-1
775  call assert_equal(7, &siso)
776
777  close
778  set so&
779  set siso&
780endfunc
781
782func Test_writedelay()
783  CheckFunction reltimefloat
784
785  new
786  call setline(1, 'empty')
787  redraw
788  set writedelay=10
789  let start = reltime()
790  call setline(1, repeat('x', 70))
791  redraw
792  let elapsed = reltimefloat(reltime(start))
793  set writedelay=0
794  " With 'writedelay' set should take at least 30 * 10 msec
795  call assert_inrange(30 * 0.01, 999.0, elapsed)
796
797  bwipe!
798endfunc
799
800func Test_visualbell()
801  set belloff=
802  set visualbell
803  call assert_beeps('normal 0h')
804  set novisualbell
805  set belloff=all
806endfunc
807
808" Test for the 'write' option
809func Test_write()
810  new
811  call setline(1, ['L1'])
812  set nowrite
813  call assert_fails('write Xfile', 'E142:')
814  set write
815  close!
816endfunc
817
818" Test for 'buftype' option
819func Test_buftype()
820  new
821  call setline(1, ['L1'])
822  set buftype=nowrite
823  call assert_fails('write', 'E382:')
824
825  for val in ['', 'nofile', 'nowrite', 'acwrite', 'quickfix', 'help', 'terminal', 'prompt', 'popup']
826    exe 'set buftype=' .. val
827    call writefile(['something'], 'XBuftype')
828    call assert_fails('write XBuftype', 'E13:', 'with buftype=' .. val)
829  endfor
830
831  call delete('XBuftype')
832  bwipe!
833endfunc
834
835" Test for the 'rightleftcmd' option
836func Test_rightleftcmd()
837  CheckFeature rightleft
838  set rightleft
839  set rightleftcmd
840
841  let g:l = []
842  func AddPos()
843    call add(g:l, screencol())
844    return ''
845  endfunc
846  cmap <expr> <F2> AddPos()
847
848  call feedkeys("/\<F2>abc\<Left>\<F2>\<Right>\<Right>\<F2>" ..
849        \ "\<Left>\<F2>\<Esc>", 'xt')
850  call assert_equal([&co - 1, &co - 4, &co - 2, &co - 3], g:l)
851
852  cunmap <F2>
853  unlet g:l
854  set rightleftcmd&
855  set rightleft&
856endfunc
857
858" Test for the "debug" option
859func Test_debug_option()
860  set debug=beep
861  exe "normal \<C-c>"
862  call assert_equal('Beep!', Screenline(&lines))
863  set debug&
864endfunc
865
866" Test for the default CDPATH option
867func Test_opt_default_cdpath()
868  CheckFeature file_in_path
869  let after =<< trim [CODE]
870    call assert_equal(',/path/to/dir1,/path/to/dir2', &cdpath)
871    call writefile(v:errors, 'Xtestout')
872    qall
873  [CODE]
874  if has('unix')
875    let $CDPATH='/path/to/dir1:/path/to/dir2'
876  else
877    let $CDPATH='/path/to/dir1;/path/to/dir2'
878  endif
879  if RunVim([], after, '')
880    call assert_equal([], readfile('Xtestout'))
881    call delete('Xtestout')
882  endif
883endfunc
884
885" Test for setting keycodes using set
886func Test_opt_set_keycode()
887  call assert_fails('set <t_k1=l', 'E474:')
888  call assert_fails('set <Home=l', 'E474:')
889  set <t_k9>=abcd
890  call assert_equal('abcd', &t_k9)
891  set <t_k9>&
892  set <F9>=xyz
893  call assert_equal('xyz', &t_k9)
894  set <t_k9>&
895endfunc
896
897" Test for changing options in a sandbox
898func Test_opt_sandbox()
899  for opt in ['backupdir', 'cdpath', 'exrc']
900    call assert_fails('sandbox set ' .. opt .. '?', 'E48:')
901    call assert_fails('sandbox let &' .. opt .. ' = 1', 'E48:')
902  endfor
903  call assert_fails('sandbox let &modelineexpr = 1', 'E48:')
904endfunc
905
906" Test for setting an option with local value to global value
907func Test_opt_local_to_global()
908  setglobal equalprg=gprg
909  setlocal equalprg=lprg
910  call assert_equal('gprg', &g:equalprg)
911  call assert_equal('lprg', &l:equalprg)
912  call assert_equal('lprg', &equalprg)
913  set equalprg<
914  call assert_equal('', &l:equalprg)
915  call assert_equal('gprg', &equalprg)
916  setglobal equalprg=gnewprg
917  setlocal equalprg=lnewprg
918  setlocal equalprg<
919  call assert_equal('gnewprg', &l:equalprg)
920  call assert_equal('gnewprg', &equalprg)
921  set equalprg&
922
923  " Test for setting the global/local value of a boolean option
924  setglobal autoread
925  setlocal noautoread
926  call assert_false(&autoread)
927  set autoread<
928  call assert_true(&autoread)
929  setglobal noautoread
930  setlocal autoread
931  setlocal autoread<
932  call assert_false(&autoread)
933  set autoread&
934endfunc
935
936func Test_set_in_sandbox()
937  " Some boolean options cannot be set in sandbox, some can.
938  call assert_fails('sandbox set modelineexpr', 'E48:')
939  sandbox set number
940  call assert_true(&number)
941  set number&
942
943  " Some boolean options cannot be set in sandbox, some can.
944  if has('python') || has('python3')
945    call assert_fails('sandbox set pyxversion=3', 'E48:')
946  endif
947  sandbox set tabstop=4
948  call assert_equal(4, &tabstop)
949  set tabstop&
950
951  " Some string options cannot be set in sandbox, some can.
952  call assert_fails('sandbox set backupdir=/tmp', 'E48:')
953  sandbox set filetype=perl
954  call assert_equal('perl', &filetype)
955  set filetype&
956endfunc
957
958" Test for incrementing, decrementing and multiplying a number option value
959func Test_opt_num_op()
960  set shiftwidth=4
961  set sw+=2
962  call assert_equal(6, &sw)
963  set sw-=2
964  call assert_equal(4, &sw)
965  set sw^=2
966  call assert_equal(8, &sw)
967  set shiftwidth&
968endfunc
969
970" Test for setting option values using v:false and v:true
971func Test_opt_boolean()
972  set number&
973  set number
974  call assert_equal(1, &nu)
975  set nonu
976  call assert_equal(0, &nu)
977  let &nu = v:true
978  call assert_equal(1, &nu)
979  let &nu = v:false
980  call assert_equal(0, &nu)
981  set number&
982endfunc
983
984" Test for the 'window' option
985func Test_window_opt()
986  " Needs only one open widow
987  %bw!
988  call setline(1, range(1, 8))
989  set window=5
990  exe "normal \<C-F>"
991  call assert_equal(4, line('w0'))
992  exe "normal \<C-F>"
993  call assert_equal(7, line('w0'))
994  exe "normal \<C-F>"
995  call assert_equal(8, line('w0'))
996  exe "normal \<C-B>"
997  call assert_equal(5, line('w0'))
998  exe "normal \<C-B>"
999  call assert_equal(2, line('w0'))
1000  exe "normal \<C-B>"
1001  call assert_equal(1, line('w0'))
1002  set window=1
1003  exe "normal gg\<C-F>"
1004  call assert_equal(2, line('w0'))
1005  exe "normal \<C-F>"
1006  call assert_equal(3, line('w0'))
1007  exe "normal \<C-B>"
1008  call assert_equal(2, line('w0'))
1009  exe "normal \<C-B>"
1010  call assert_equal(1, line('w0'))
1011  enew!
1012  set window&
1013endfunc
1014
1015" Test for the 'winminheight' option
1016func Test_opt_winminheight()
1017  only!
1018  let &winheight = &lines + 4
1019  call assert_fails('let &winminheight = &lines + 2', 'E36:')
1020  call assert_true(&winminheight <= &lines)
1021  set winminheight&
1022  set winheight&
1023endfunc
1024
1025func Test_opt_winminheight_term()
1026  CheckRunVimInTerminal
1027
1028  " The tabline should be taken into account.
1029  let lines =<< trim END
1030    set wmh=0 stal=2
1031    below sp | wincmd _
1032    below sp | wincmd _
1033    below sp | wincmd _
1034    below sp
1035  END
1036  call writefile(lines, 'Xwinminheight')
1037  let buf = RunVimInTerminal('-S Xwinminheight', #{rows: 11})
1038  call term_sendkeys(buf, ":set wmh=1\n")
1039  call WaitForAssert({-> assert_match('E36: Not enough room', term_getline(buf, 11))})
1040
1041  call StopVimInTerminal(buf)
1042  call delete('Xwinminheight')
1043endfunc
1044
1045func Test_opt_winminheight_term_tabs()
1046  CheckRunVimInTerminal
1047
1048  " The tabline should be taken into account.
1049  let lines =<< trim END
1050    set wmh=0 stal=2
1051    split
1052    split
1053    split
1054    split
1055    tabnew
1056  END
1057  call writefile(lines, 'Xwinminheight')
1058  let buf = RunVimInTerminal('-S Xwinminheight', #{rows: 11})
1059  call term_sendkeys(buf, ":set wmh=1\n")
1060  call WaitForAssert({-> assert_match('E36: Not enough room', term_getline(buf, 11))})
1061
1062  call StopVimInTerminal(buf)
1063  call delete('Xwinminheight')
1064endfunc
1065
1066" Test for the 'winminwidth' option
1067func Test_opt_winminwidth()
1068  only!
1069  let &winwidth = &columns + 4
1070  call assert_fails('let &winminwidth = &columns + 2', 'E36:')
1071  call assert_true(&winminwidth <= &columns)
1072  set winminwidth&
1073  set winwidth&
1074endfunc
1075
1076" Test for setting option value containing spaces with isfname+=32
1077func Test_isfname_with_options()
1078  set isfname+=32
1079  setlocal keywordprg=:term\ help.exe
1080  call assert_equal(':term help.exe', &keywordprg)
1081  set isfname&
1082  setlocal keywordprg&
1083endfunc
1084
1085" Test that resetting laststatus does change scroll option
1086func Test_opt_reset_scroll()
1087  CheckRunVimInTerminal
1088  let vimrc =<< trim [CODE]
1089    set scroll=2
1090    set laststatus=2
1091  [CODE]
1092  call writefile(vimrc, 'Xscroll')
1093  let buf = RunVimInTerminal('-S Xscroll', {'rows': 16, 'cols': 45})
1094  call term_sendkeys(buf, ":verbose set scroll?\n")
1095  call WaitForAssert({-> assert_match('Last set.*window size', term_getline(buf, 15))})
1096  call assert_match('^\s*scroll=7$', term_getline(buf, 14))
1097  call StopVimInTerminal(buf)
1098
1099  " clean up
1100  call delete('Xscroll')
1101endfunc
1102
1103" Check that VIM_POSIX env variable influences default value of 'cpo' and 'shm'
1104func Test_VIM_POSIX()
1105  let saved_VIM_POSIX = getenv("VIM_POSIX")
1106
1107  call setenv('VIM_POSIX', "1")
1108  let after =<< trim [CODE]
1109    call writefile([&cpo, &shm], 'X_VIM_POSIX')
1110    qall
1111  [CODE]
1112  if RunVim([], after, '')
1113    call assert_equal(['aAbBcCdDeEfFgHiIjJkKlLmMnoOpPqrRsStuvwWxXyZ$!%*-+<>#{|&/\.;',
1114          \            'AS'], readfile('X_VIM_POSIX'))
1115  endif
1116
1117  call setenv('VIM_POSIX', v:null)
1118  let after =<< trim [CODE]
1119    call writefile([&cpo, &shm], 'X_VIM_POSIX')
1120    qall
1121  [CODE]
1122  if RunVim([], after, '')
1123    call assert_equal(['aAbBcCdDeEfFgHiIjJkKlLmMnoOpPqrRsStuvwWxXyZ$!%*-+<>;',
1124          \            'S'], readfile('X_VIM_POSIX'))
1125  endif
1126
1127  call delete('X_VIM_POSIX')
1128  call setenv('VIM_POSIX', saved_VIM_POSIX)
1129endfunc
1130
1131" Test for setting an option to a Vi or Vim default
1132func Test_opt_default()
1133  set formatoptions&vi
1134  call assert_equal('vt', &formatoptions)
1135  set formatoptions&vim
1136  call assert_equal('tcq', &formatoptions)
1137
1138  call assert_equal('ucs-bom,utf-8,default,latin1', &fencs)
1139  set fencs=latin1
1140  set fencs&
1141  call assert_equal('ucs-bom,utf-8,default,latin1', &fencs)
1142  set fencs=latin1
1143  set all&
1144  call assert_equal('ucs-bom,utf-8,default,latin1', &fencs)
1145endfunc
1146
1147" Test for the 'cmdheight' option
1148func Test_cmdheight()
1149  %bw!
1150  let ht = &lines
1151  set cmdheight=9999
1152  call assert_equal(1, winheight(0))
1153  call assert_equal(ht - 1, &cmdheight)
1154  set cmdheight&
1155endfunc
1156
1157" To specify a control character as a option value, '^' can be used
1158func Test_opt_control_char()
1159  set wildchar=^v
1160  call assert_equal("\<C-V>", nr2char(&wildchar))
1161  set wildcharm=^r
1162  call assert_equal("\<C-R>", nr2char(&wildcharm))
1163  " Bug: This doesn't work for the 'cedit' and 'termwinkey' options
1164  set wildchar& wildcharm&
1165endfunc
1166
1167" Test for the 'errorbells' option
1168func Test_opt_errorbells()
1169  set errorbells
1170  call assert_beeps('s/a1b2/x1y2/')
1171  set noerrorbells
1172endfunc
1173
1174func Test_opt_scrolljump()
1175  help
1176  resize 10
1177
1178  " Test with positive 'scrolljump'.
1179  set scrolljump=2
1180  norm! Lj
1181  call assert_equal({'lnum':11, 'leftcol':0, 'col':0, 'topfill':0,
1182        \            'topline':3, 'coladd':0, 'skipcol':0, 'curswant':0},
1183        \           winsaveview())
1184
1185  " Test with negative 'scrolljump' (percentage of window height).
1186  set scrolljump=-40
1187  norm! ggLj
1188  call assert_equal({'lnum':11, 'leftcol':0, 'col':0, 'topfill':0,
1189         \            'topline':5, 'coladd':0, 'skipcol':0, 'curswant':0},
1190         \           winsaveview())
1191
1192  set scrolljump&
1193  bw
1194endfunc
1195
1196" vim: shiftwidth=2 sts=2 expandtab
1197