xref: /vim-8.2.3635/src/testdir/test_options.vim (revision 8024f936)
1" Test for options
2
3source check.vim
4
5func Test_whichwrap()
6  set whichwrap=b,s
7  call assert_equal('b,s', &whichwrap)
8
9  set whichwrap+=h,l
10  call assert_equal('b,s,h,l', &whichwrap)
11
12  set whichwrap+=h,l
13  call assert_equal('b,s,h,l', &whichwrap)
14
15  set whichwrap+=h,l
16  call assert_equal('b,s,h,l', &whichwrap)
17
18  set whichwrap=h,h
19  call assert_equal('h', &whichwrap)
20
21  set whichwrap=h,h,h
22  call assert_equal('h', &whichwrap)
23
24  set whichwrap&
25endfunc
26
27func Test_isfname()
28  " This used to cause Vim to access uninitialized memory.
29  set isfname=
30  call assert_equal("~X", expand("~X"))
31  set isfname&
32endfunc
33
34func Test_wildchar()
35  " Empty 'wildchar' used to access invalid memory.
36  call assert_fails('set wildchar=', 'E521:')
37  call assert_fails('set wildchar=abc', 'E521:')
38  set wildchar=<Esc>
39  let a=execute('set wildchar?')
40  call assert_equal("\n  wildchar=<Esc>", a)
41  set wildchar=27
42  let a=execute('set wildchar?')
43  call assert_equal("\n  wildchar=<Esc>", a)
44  set wildchar&
45endfunc
46
47func Test_options()
48  let caught = 'ok'
49  try
50    options
51  catch
52    let caught = v:throwpoint . "\n" . v:exception
53  endtry
54  call assert_equal('ok', caught)
55
56  " Check if the option-window is opened horizontally.
57  wincmd j
58  call assert_notequal('option-window', bufname(''))
59  wincmd k
60  call assert_equal('option-window', bufname(''))
61  " close option-window
62  close
63
64  " Open the option-window vertically.
65  vert options
66  " Check if the option-window is opened vertically.
67  wincmd l
68  call assert_notequal('option-window', bufname(''))
69  wincmd h
70  call assert_equal('option-window', bufname(''))
71  " close option-window
72  close
73
74  " Open the option-window in a new tab.
75  tab options
76  " Check if the option-window is opened in a tab.
77  normal gT
78  call assert_notequal('option-window', bufname(''))
79  normal gt
80  call assert_equal('option-window', bufname(''))
81
82  " close option-window
83  close
84endfunc
85
86func Test_path_keep_commas()
87  " Test that changing 'path' keeps two commas.
88  set path=foo,,bar
89  set path-=bar
90  set path+=bar
91  call assert_equal('foo,,bar', &path)
92
93  set path&
94endfunc
95
96func Test_signcolumn()
97  if has('signs')
98    call assert_equal("auto", &signcolumn)
99    set signcolumn=yes
100    set signcolumn=no
101    call assert_fails('set signcolumn=nope')
102  endif
103endfunc
104
105func Test_filetype_valid()
106  set ft=valid_name
107  call assert_equal("valid_name", &filetype)
108  set ft=valid-name
109  call assert_equal("valid-name", &filetype)
110
111  call assert_fails(":set ft=wrong;name", "E474:")
112  call assert_fails(":set ft=wrong\\\\name", "E474:")
113  call assert_fails(":set ft=wrong\\|name", "E474:")
114  call assert_fails(":set ft=wrong/name", "E474:")
115  call assert_fails(":set ft=wrong\\\nname", "E474:")
116  call assert_equal("valid-name", &filetype)
117
118  exe "set ft=trunc\x00name"
119  call assert_equal("trunc", &filetype)
120endfunc
121
122func Test_syntax_valid()
123  if !has('syntax')
124    return
125  endif
126  set syn=valid_name
127  call assert_equal("valid_name", &syntax)
128  set syn=valid-name
129  call assert_equal("valid-name", &syntax)
130
131  call assert_fails(":set syn=wrong;name", "E474:")
132  call assert_fails(":set syn=wrong\\\\name", "E474:")
133  call assert_fails(":set syn=wrong\\|name", "E474:")
134  call assert_fails(":set syn=wrong/name", "E474:")
135  call assert_fails(":set syn=wrong\\\nname", "E474:")
136  call assert_equal("valid-name", &syntax)
137
138  exe "set syn=trunc\x00name"
139  call assert_equal("trunc", &syntax)
140endfunc
141
142func Test_keymap_valid()
143  if !has('keymap')
144    return
145  endif
146  call assert_fails(":set kmp=valid_name", "E544:")
147  call assert_fails(":set kmp=valid_name", "valid_name")
148  call assert_fails(":set kmp=valid-name", "E544:")
149  call assert_fails(":set kmp=valid-name", "valid-name")
150
151  call assert_fails(":set kmp=wrong;name", "E474:")
152  call assert_fails(":set kmp=wrong\\\\name", "E474:")
153  call assert_fails(":set kmp=wrong\\|name", "E474:")
154  call assert_fails(":set kmp=wrong/name", "E474:")
155  call assert_fails(":set kmp=wrong\\\nname", "E474:")
156
157  call assert_fails(":set kmp=trunc\x00name", "E544:")
158  call assert_fails(":set kmp=trunc\x00name", "trunc")
159endfunc
160
161func Check_dir_option(name)
162  " Check that it's possible to set the option.
163  exe 'set ' . a:name . '=/usr/share/dict/words'
164  call assert_equal('/usr/share/dict/words', eval('&' . a:name))
165  exe 'set ' . a:name . '=/usr/share/dict/words,/and/there'
166  call assert_equal('/usr/share/dict/words,/and/there', eval('&' . a:name))
167  exe 'set ' . a:name . '=/usr/share/dict\ words'
168  call assert_equal('/usr/share/dict words', eval('&' . a:name))
169
170  " Check rejecting weird characters.
171  call assert_fails("set " . a:name . "=/not&there", "E474:")
172  call assert_fails("set " . a:name . "=/not>there", "E474:")
173  call assert_fails("set " . a:name . "=/not.*there", "E474:")
174endfunc
175
176func Test_cinkeys()
177  " This used to cause invalid memory access
178  set cindent cinkeys=0
179  norm a
180  set cindent& cinkeys&
181endfunc
182
183func Test_dictionary()
184  call Check_dir_option('dictionary')
185endfunc
186
187func Test_thesaurus()
188  call Check_dir_option('thesaurus')
189endfun
190
191func Test_complete()
192  " Trailing single backslash used to cause invalid memory access.
193  set complete=s\
194  new
195  call feedkeys("i\<C-N>\<Esc>", 'xt')
196  bwipe!
197  set complete&
198endfun
199
200func Test_set_completion()
201  call feedkeys(":set di\<C-A>\<C-B>\"\<CR>", 'tx')
202  call assert_equal('"set dictionary diff diffexpr diffopt digraph directory display', @:)
203
204  call feedkeys(":setlocal di\<C-A>\<C-B>\"\<CR>", 'tx')
205  call assert_equal('"setlocal dictionary diff diffexpr diffopt digraph directory display', @:)
206
207  call feedkeys(":setglobal di\<C-A>\<C-B>\"\<CR>", 'tx')
208  call assert_equal('"setglobal dictionary diff diffexpr diffopt digraph directory display', @:)
209
210  " Expand boolan options. When doing :set no<Tab>
211  " vim displays the options names without "no" but completion uses "no...".
212  call feedkeys(":set nodi\<C-A>\<C-B>\"\<CR>", 'tx')
213  call assert_equal('"set nodiff digraph', @:)
214
215  call feedkeys(":set invdi\<C-A>\<C-B>\"\<CR>", 'tx')
216  call assert_equal('"set invdiff digraph', @:)
217
218  " Expand abbreviation of options.
219  call feedkeys(":set ts\<C-A>\<C-B>\"\<CR>", 'tx')
220  call assert_equal('"set tabstop thesaurus ttyscroll', @:)
221
222  " Expand current value
223  call feedkeys(":set fileencodings=\<C-A>\<C-B>\"\<CR>", 'tx')
224  call assert_equal('"set fileencodings=ucs-bom,utf-8,default,latin1', @:)
225
226  call feedkeys(":set fileencodings:\<C-A>\<C-B>\"\<CR>", 'tx')
227  call assert_equal('"set fileencodings:ucs-bom,utf-8,default,latin1', @:)
228
229  " Expand key codes.
230  call feedkeys(":set <H\<C-A>\<C-B>\"\<CR>", 'tx')
231  call assert_equal('"set <Help> <Home>', @:)
232
233  " Expand terminal options.
234  call feedkeys(":set t_A\<C-A>\<C-B>\"\<CR>", 'tx')
235  call assert_equal('"set t_AB t_AF t_AL', @:)
236
237  " Expand directories.
238  call feedkeys(":set cdpath=./\<C-A>\<C-B>\"\<CR>", 'tx')
239  call assert_match(' ./samples/ ', @:)
240  call assert_notmatch(' ./small.vim ', @:)
241
242  " Expand files and directories.
243  call feedkeys(":set tags=./\<C-A>\<C-B>\"\<CR>", 'tx')
244  call assert_match(' ./samples/.* ./small.vim', @:)
245
246  call feedkeys(":set tags=./\\\\ dif\<C-A>\<C-B>\"\<CR>", 'tx')
247  call assert_equal('"set tags=./\\ diff diffexpr diffopt', @:)
248
249  set tags&
250endfunc
251
252func Test_set_errors()
253  call assert_fails('set scroll=-1', 'E49:')
254  call assert_fails('set backupcopy=', 'E474:')
255  call assert_fails('set regexpengine=3', 'E474:')
256  call assert_fails('set history=10001', 'E474:')
257  call assert_fails('set numberwidth=21', 'E474:')
258  call assert_fails('set colorcolumn=-a')
259  call assert_fails('set colorcolumn=a')
260  call assert_fails('set colorcolumn=1,')
261  call assert_fails('set cmdheight=-1', 'E487:')
262  call assert_fails('set cmdwinheight=-1', 'E487:')
263  if has('conceal')
264    call assert_fails('set conceallevel=-1', 'E487:')
265    call assert_fails('set conceallevel=4', 'E474:')
266  endif
267  call assert_fails('set helpheight=-1', 'E487:')
268  call assert_fails('set history=-1', 'E487:')
269  call assert_fails('set report=-1', 'E487:')
270  call assert_fails('set shiftwidth=-1', 'E487:')
271  call assert_fails('set sidescroll=-1', 'E487:')
272  call assert_fails('set tabstop=-1', 'E487:')
273  call assert_fails('set textwidth=-1', 'E487:')
274  call assert_fails('set timeoutlen=-1', 'E487:')
275  call assert_fails('set updatecount=-1', 'E487:')
276  call assert_fails('set updatetime=-1', 'E487:')
277  call assert_fails('set winheight=-1', 'E487:')
278  call assert_fails('set tabstop!', 'E488:')
279  call assert_fails('set xxx', 'E518:')
280  call assert_fails('set beautify?', 'E519:')
281  call assert_fails('set undolevels=x', 'E521:')
282  call assert_fails('set tabstop=', 'E521:')
283  call assert_fails('set comments=-', 'E524:')
284  call assert_fails('set comments=a', 'E525:')
285  call assert_fails('set foldmarker=x', 'E536:')
286  call assert_fails('set commentstring=x', 'E537:')
287  call assert_fails('set complete=x', 'E539:')
288  call assert_fails('set statusline=%{', 'E540:')
289  call assert_fails('set statusline=' . repeat("%p", 81), 'E541:')
290  call assert_fails('set statusline=%(', 'E542:')
291  if has('cursorshape')
292    " This invalid value for 'guicursor' used to cause Vim to crash.
293    call assert_fails('set guicursor=i-ci,r-cr:h', 'E545:')
294    call assert_fails('set guicursor=i-ci', 'E545:')
295    call assert_fails('set guicursor=x', 'E545:')
296    call assert_fails('set guicursor=r-cr:horx', 'E548:')
297    call assert_fails('set guicursor=r-cr:hor0', 'E549:')
298  endif
299  call assert_fails('set backupext=~ patchmode=~', 'E589:')
300  call assert_fails('set winminheight=10 winheight=9', 'E591:')
301  call assert_fails('set winminwidth=10 winwidth=9', 'E592:')
302  call assert_fails("set showbreak=\x01", 'E595:')
303  call assert_fails('set t_foo=', 'E846:')
304endfunc
305
306func CheckWasSet(name)
307  let verb_cm = execute('verbose set ' .. a:name .. '?')
308  call assert_match('Last set from.*test_options.vim', verb_cm)
309endfunc
310func CheckWasNotSet(name)
311  let verb_cm = execute('verbose set ' .. a:name .. '?')
312  call assert_notmatch('Last set from', verb_cm)
313endfunc
314
315" Must be executed before other tests that set 'term'.
316func Test_000_term_option_verbose()
317  CheckNotGui
318
319  call CheckWasNotSet('t_cm')
320
321  let term_save = &term
322  set term=ansi
323  call CheckWasSet('t_cm')
324  let &term = term_save
325endfunc
326
327func Test_copy_context()
328  setlocal list
329  call CheckWasSet('list')
330  split
331  call CheckWasSet('list')
332  quit
333  setlocal nolist
334
335  set ai
336  call CheckWasSet('ai')
337  set filetype=perl
338  call CheckWasSet('filetype')
339  set fo=tcroq
340  call CheckWasSet('fo')
341
342  split Xsomebuf
343  call CheckWasSet('ai')
344  call CheckWasNotSet('filetype')
345  call CheckWasSet('fo')
346endfunc
347
348func Test_set_ttytype()
349  CheckUnix
350  CheckNotGui
351
352  " Setting 'ttytype' used to cause a double-free when exiting vim and
353  " when vim is compiled with -DEXITFREE.
354  set ttytype=ansi
355  call assert_equal('ansi', &ttytype)
356  call assert_equal(&ttytype, &term)
357  set ttytype=xterm
358  call assert_equal('xterm', &ttytype)
359  call assert_equal(&ttytype, &term)
360  " "set ttytype=" gives E522 instead of E529
361  " in travis on some builds. Why?  Catch both for now
362  try
363    set ttytype=
364    call assert_report('set ttytype= did not fail')
365  catch /E529\|E522/
366  endtry
367
368  " Some systems accept any terminal name and return dumb settings,
369  " check for failure of finding the entry and for missing 'cm' entry.
370  try
371    set ttytype=xxx
372    call assert_report('set ttytype=xxx did not fail')
373  catch /E522\|E437/
374  endtry
375
376  set ttytype&
377  call assert_equal(&ttytype, &term)
378endfunc
379
380func Test_set_all()
381  set tw=75
382  set iskeyword=a-z,A-Z
383  set nosplitbelow
384  let out = execute('set all')
385  call assert_match('textwidth=75', out)
386  call assert_match('iskeyword=a-z,A-Z', out)
387  call assert_match('nosplitbelow', out)
388  set tw& iskeyword& splitbelow&
389endfunc
390
391func Test_set_values()
392  if filereadable('opt_test.vim')
393    source opt_test.vim
394  else
395    throw 'Skipped: opt_test.vim does not exist'
396  endif
397endfunc
398
399func Test_renderoptions()
400  " Only do this for Windows Vista and later, fails on Windows XP and earlier.
401  " Doesn't hurt to do this on a non-Windows system.
402  if windowsversion() !~ '^[345]\.'
403    set renderoptions=type:directx
404    set rop=type:directx
405  endif
406endfunc
407
408func ResetIndentexpr()
409  set indentexpr=
410endfunc
411
412func Test_set_indentexpr()
413  " this was causing usage of freed memory
414  set indentexpr=ResetIndentexpr()
415  new
416  call feedkeys("i\<c-f>", 'x')
417  call assert_equal('', &indentexpr)
418  bwipe!
419endfunc
420
421func Test_backupskip()
422  " Option 'backupskip' may contain several comma-separated path
423  " specifications if one or more of the environment variables TMPDIR, TMP,
424  " or TEMP is defined.  To simplify testing, convert the string value into a
425  " list.
426  let bsklist = split(&bsk, ',')
427
428  if has("mac")
429    let found = (index(bsklist, '/private/tmp/*') >= 0)
430    call assert_true(found, '/private/tmp not in option bsk: ' . &bsk)
431  elseif has("unix")
432    let found = (index(bsklist, '/tmp/*') >= 0)
433    call assert_true(found, '/tmp not in option bsk: ' . &bsk)
434  endif
435
436  " If our test platform is Windows, the path(s) in option bsk will use
437  " backslash for the path separator and the components could be in short
438  " (8.3) format.  As such, we need to replace the backslashes with forward
439  " slashes and convert the path components to long format.  The expand()
440  " function will do this but it cannot handle comma-separated paths.  This is
441  " why bsk was converted from a string into a list of strings above.
442  "
443  " One final complication is that the wildcard "/*" is at the end of each
444  " path and so expand() might return a list of matching files.  To prevent
445  " this, we need to remove the wildcard before calling expand() and then
446  " append it afterwards.
447  if has('win32')
448    let item_nbr = 0
449    while item_nbr < len(bsklist)
450      let path_spec = bsklist[item_nbr]
451      let path_spec = strcharpart(path_spec, 0, strlen(path_spec)-2)
452      let path_spec = substitute(expand(path_spec), '\\', '/', 'g')
453      let bsklist[item_nbr] = path_spec . '/*'
454      let item_nbr += 1
455    endwhile
456  endif
457
458  " Option bsk will also include these environment variables if defined.
459  " If they're defined, verify they appear in the option value.
460  for var in  ['$TMPDIR', '$TMP', '$TEMP']
461    if exists(var)
462      let varvalue = substitute(expand(var), '\\', '/', 'g')
463      let varvalue = substitute(varvalue, '/$', '', '')
464      let varvalue .= '/*'
465      let found = (index(bsklist, varvalue) >= 0)
466      call assert_true(found, var . ' (' . varvalue . ') not in option bsk: ' . &bsk)
467    endif
468  endfor
469
470  " Duplicates should be filtered out (option has P_NODUP)
471  let backupskip = &backupskip
472  set backupskip=
473  set backupskip+=/test/dir
474  set backupskip+=/other/dir
475  set backupskip+=/test/dir
476  call assert_equal('/test/dir,/other/dir', &backupskip)
477  let &backupskip = backupskip
478endfunc
479
480func Test_copy_winopt()
481  set hidden
482
483  " Test copy option from current buffer in window
484  split
485  enew
486  setlocal numberwidth=5
487  wincmd w
488  call assert_equal(4,&numberwidth)
489  bnext
490  call assert_equal(5,&numberwidth)
491  bw!
492  call assert_equal(4,&numberwidth)
493
494  " Test copy value from window that used to be display the buffer
495  split
496  enew
497  setlocal numberwidth=6
498  bnext
499  wincmd w
500  call assert_equal(4,&numberwidth)
501  bnext
502  call assert_equal(6,&numberwidth)
503  bw!
504
505  " Test that if buffer is current, don't use the stale cached value
506  " from the last time the buffer was displayed.
507  split
508  enew
509  setlocal numberwidth=7
510  bnext
511  bnext
512  setlocal numberwidth=8
513  wincmd w
514  call assert_equal(4,&numberwidth)
515  bnext
516  call assert_equal(8,&numberwidth)
517  bw!
518
519  " Test value is not copied if window already has seen the buffer
520  enew
521  split
522  setlocal numberwidth=9
523  bnext
524  setlocal numberwidth=10
525  wincmd w
526  call assert_equal(4,&numberwidth)
527  bnext
528  call assert_equal(4,&numberwidth)
529  bw!
530
531  set hidden&
532endfunc
533
534func Test_shortmess_F()
535  new
536  call assert_match('\[No Name\]', execute('file'))
537  set shortmess+=F
538  call assert_match('\[No Name\]', execute('file'))
539  call assert_match('^\s*$', execute('file foo'))
540  call assert_match('foo', execute('file'))
541  set shortmess-=F
542  call assert_match('bar', execute('file bar'))
543  call assert_match('bar', execute('file'))
544  set shortmess&
545  bwipe
546endfunc
547
548func Test_shortmess_F2()
549  e file1
550  e file2
551  call assert_match('file1', execute('bn', ''))
552  call assert_match('file2', execute('bn', ''))
553  set shortmess+=F
554  call assert_true(empty(execute('bn', '')))
555  call assert_false(test_getvalue('need_fileinfo'))
556  call assert_true(empty(execute('bn', '')))
557  call assert_false('need_fileinfo'->test_getvalue())
558  set hidden
559  call assert_true(empty(execute('bn', '')))
560  call assert_false(test_getvalue('need_fileinfo'))
561  call assert_true(empty(execute('bn', '')))
562  call assert_false(test_getvalue('need_fileinfo'))
563  set nohidden
564  call assert_true(empty(execute('bn', '')))
565  call assert_false(test_getvalue('need_fileinfo'))
566  call assert_true(empty(execute('bn', '')))
567  call assert_false(test_getvalue('need_fileinfo'))
568  set shortmess&
569  call assert_match('file1', execute('bn', ''))
570  call assert_match('file2', execute('bn', ''))
571  bwipe
572  bwipe
573endfunc
574
575func Test_local_scrolloff()
576  set so=5
577  set siso=7
578  split
579  call assert_equal(5, &so)
580  setlocal so=3
581  call assert_equal(3, &so)
582  wincmd w
583  call assert_equal(5, &so)
584  wincmd w
585  setlocal so<
586  call assert_equal(5, &so)
587  setlocal so=0
588  call assert_equal(0, &so)
589  setlocal so=-1
590  call assert_equal(5, &so)
591
592  call assert_equal(7, &siso)
593  setlocal siso=3
594  call assert_equal(3, &siso)
595  wincmd w
596  call assert_equal(7, &siso)
597  wincmd w
598  setlocal siso<
599  call assert_equal(7, &siso)
600  setlocal siso=0
601  call assert_equal(0, &siso)
602  setlocal siso=-1
603  call assert_equal(7, &siso)
604
605  close
606  set so&
607  set siso&
608endfunc
609
610func Test_writedelay()
611  if !has('reltime')
612    return
613  endif
614  new
615  call setline(1, 'empty')
616  redraw
617  set writedelay=10
618  let start = reltime()
619  call setline(1, repeat('x', 70))
620  redraw
621  let elapsed = reltimefloat(reltime(start))
622  set writedelay=0
623  " With 'writedelay' set should take at least 30 * 10 msec
624  call assert_inrange(30 * 0.01, 999.0, elapsed)
625
626  bwipe!
627endfunc
628
629func Test_visualbell()
630  set belloff=
631  set visualbell
632  call assert_beeps('normal 0h')
633  set novisualbell
634  set belloff=all
635endfunc
636