xref: /vim-8.2.3635/src/testdir/test_options.vim (revision cd630bec)
1" Test for options
2
3source check.vim
4source view_util.vim
5
6func Test_whichwrap()
7  set whichwrap=b,s
8  call assert_equal('b,s', &whichwrap)
9
10  set whichwrap+=h,l
11  call assert_equal('b,s,h,l', &whichwrap)
12
13  set whichwrap+=h,l
14  call assert_equal('b,s,h,l', &whichwrap)
15
16  set whichwrap+=h,l
17  call assert_equal('b,s,h,l', &whichwrap)
18
19  set whichwrap=h,h
20  call assert_equal('h', &whichwrap)
21
22  set whichwrap=h,h,h
23  call assert_equal('h', &whichwrap)
24
25  " For compatibility with Vim 3.0 and before, number values are also
26  " supported for 'whichwrap'
27  set whichwrap=1
28  call assert_equal('b', &whichwrap)
29  set whichwrap=2
30  call assert_equal('s', &whichwrap)
31  set whichwrap=4
32  call assert_equal('h,l', &whichwrap)
33  set whichwrap=8
34  call assert_equal('<,>', &whichwrap)
35  set whichwrap=16
36  call assert_equal('[,]', &whichwrap)
37  set whichwrap=31
38  call assert_equal('b,s,h,l,<,>,[,]', &whichwrap)
39
40  set whichwrap&
41endfunc
42
43func Test_isfname()
44  " This used to cause Vim to access uninitialized memory.
45  set isfname=
46  call assert_equal("~X", expand("~X"))
47  set isfname&
48endfunc
49
50func Test_wildchar()
51  " Empty 'wildchar' used to access invalid memory.
52  call assert_fails('set wildchar=', 'E521:')
53  call assert_fails('set wildchar=abc', 'E521:')
54  set wildchar=<Esc>
55  let a=execute('set wildchar?')
56  call assert_equal("\n  wildchar=<Esc>", a)
57  set wildchar=27
58  let a=execute('set wildchar?')
59  call assert_equal("\n  wildchar=<Esc>", a)
60  set wildchar&
61endfunc
62
63func Test_options_command()
64  let caught = 'ok'
65  try
66    options
67  catch
68    let caught = v:throwpoint . "\n" . v:exception
69  endtry
70  call assert_equal('ok', caught)
71
72  " Check if the option-window is opened horizontally.
73  wincmd j
74  call assert_notequal('option-window', bufname(''))
75  wincmd k
76  call assert_equal('option-window', bufname(''))
77  " close option-window
78  close
79
80  " Open the option-window vertically.
81  vert options
82  " Check if the option-window is opened vertically.
83  wincmd l
84  call assert_notequal('option-window', bufname(''))
85  wincmd h
86  call assert_equal('option-window', bufname(''))
87  " close option-window
88  close
89
90  " Open the option-window in a new tab.
91  tab options
92  " Check if the option-window is opened in a tab.
93  normal gT
94  call assert_notequal('option-window', bufname(''))
95  normal gt
96  call assert_equal('option-window', bufname(''))
97
98  " close option-window
99  close
100
101  " Open the options window browse
102  if has('browse')
103    browse set
104    call assert_equal('option-window', bufname(''))
105    close
106  endif
107endfunc
108
109func Test_path_keep_commas()
110  " Test that changing 'path' keeps two commas.
111  set path=foo,,bar
112  set path-=bar
113  set path+=bar
114  call assert_equal('foo,,bar', &path)
115
116  set path&
117endfunc
118
119func Test_signcolumn()
120  if has('signs')
121    call assert_equal("auto", &signcolumn)
122    set signcolumn=yes
123    set signcolumn=no
124    call assert_fails('set signcolumn=nope')
125  endif
126endfunc
127
128func Test_filetype_valid()
129  set ft=valid_name
130  call assert_equal("valid_name", &filetype)
131  set ft=valid-name
132  call assert_equal("valid-name", &filetype)
133
134  call assert_fails(":set ft=wrong;name", "E474:")
135  call assert_fails(":set ft=wrong\\\\name", "E474:")
136  call assert_fails(":set ft=wrong\\|name", "E474:")
137  call assert_fails(":set ft=wrong/name", "E474:")
138  call assert_fails(":set ft=wrong\\\nname", "E474:")
139  call assert_equal("valid-name", &filetype)
140
141  exe "set ft=trunc\x00name"
142  call assert_equal("trunc", &filetype)
143endfunc
144
145func Test_syntax_valid()
146  if !has('syntax')
147    return
148  endif
149  set syn=valid_name
150  call assert_equal("valid_name", &syntax)
151  set syn=valid-name
152  call assert_equal("valid-name", &syntax)
153
154  call assert_fails(":set syn=wrong;name", "E474:")
155  call assert_fails(":set syn=wrong\\\\name", "E474:")
156  call assert_fails(":set syn=wrong\\|name", "E474:")
157  call assert_fails(":set syn=wrong/name", "E474:")
158  call assert_fails(":set syn=wrong\\\nname", "E474:")
159  call assert_equal("valid-name", &syntax)
160
161  exe "set syn=trunc\x00name"
162  call assert_equal("trunc", &syntax)
163endfunc
164
165func Test_keymap_valid()
166  if !has('keymap')
167    return
168  endif
169  call assert_fails(":set kmp=valid_name", "E544:")
170  call assert_fails(":set kmp=valid_name", "valid_name")
171  call assert_fails(":set kmp=valid-name", "E544:")
172  call assert_fails(":set kmp=valid-name", "valid-name")
173
174  call assert_fails(":set kmp=wrong;name", "E474:")
175  call assert_fails(":set kmp=wrong\\\\name", "E474:")
176  call assert_fails(":set kmp=wrong\\|name", "E474:")
177  call assert_fails(":set kmp=wrong/name", "E474:")
178  call assert_fails(":set kmp=wrong\\\nname", "E474:")
179
180  call assert_fails(":set kmp=trunc\x00name", "E544:")
181  call assert_fails(":set kmp=trunc\x00name", "trunc")
182endfunc
183
184func Check_dir_option(name)
185  " Check that it's possible to set the option.
186  exe 'set ' . a:name . '=/usr/share/dict/words'
187  call assert_equal('/usr/share/dict/words', eval('&' . a:name))
188  exe 'set ' . a:name . '=/usr/share/dict/words,/and/there'
189  call assert_equal('/usr/share/dict/words,/and/there', eval('&' . a:name))
190  exe 'set ' . a:name . '=/usr/share/dict\ words'
191  call assert_equal('/usr/share/dict words', eval('&' . a:name))
192
193  " Check rejecting weird characters.
194  call assert_fails("set " . a:name . "=/not&there", "E474:")
195  call assert_fails("set " . a:name . "=/not>there", "E474:")
196  call assert_fails("set " . a:name . "=/not.*there", "E474:")
197endfunc
198
199func Test_cinkeys()
200  " This used to cause invalid memory access
201  set cindent cinkeys=0
202  norm a
203  set cindent& cinkeys&
204endfunc
205
206func Test_dictionary()
207  call Check_dir_option('dictionary')
208endfunc
209
210func Test_thesaurus()
211  call Check_dir_option('thesaurus')
212endfun
213
214func Test_complete()
215  " Trailing single backslash used to cause invalid memory access.
216  set complete=s\
217  new
218  call feedkeys("i\<C-N>\<Esc>", 'xt')
219  bwipe!
220  call assert_fails('set complete=ix', 'E535:')
221  set complete&
222endfun
223
224func Test_set_completion()
225  call feedkeys(":set di\<C-A>\<C-B>\"\<CR>", 'tx')
226  call assert_equal('"set dictionary diff diffexpr diffopt digraph directory display', @:)
227
228  call feedkeys(":setlocal di\<C-A>\<C-B>\"\<CR>", 'tx')
229  call assert_equal('"setlocal dictionary diff diffexpr diffopt digraph directory display', @:)
230
231  call feedkeys(":setglobal di\<C-A>\<C-B>\"\<CR>", 'tx')
232  call assert_equal('"setglobal dictionary diff diffexpr diffopt digraph directory display', @:)
233
234  " Expand boolan options. When doing :set no<Tab>
235  " vim displays the options names without "no" but completion uses "no...".
236  call feedkeys(":set nodi\<C-A>\<C-B>\"\<CR>", 'tx')
237  call assert_equal('"set nodiff digraph', @:)
238
239  call feedkeys(":set invdi\<C-A>\<C-B>\"\<CR>", 'tx')
240  call assert_equal('"set invdiff digraph', @:)
241
242  " Expand abbreviation of options.
243  call feedkeys(":set ts\<C-A>\<C-B>\"\<CR>", 'tx')
244  call assert_equal('"set tabstop thesaurus ttyscroll', @:)
245
246  " Expand current value
247  call feedkeys(":set fileencodings=\<C-A>\<C-B>\"\<CR>", 'tx')
248  call assert_equal('"set fileencodings=ucs-bom,utf-8,default,latin1', @:)
249
250  call feedkeys(":set fileencodings:\<C-A>\<C-B>\"\<CR>", 'tx')
251  call assert_equal('"set fileencodings:ucs-bom,utf-8,default,latin1', @:)
252
253  " Expand key codes.
254  call feedkeys(":set <H\<C-A>\<C-B>\"\<CR>", 'tx')
255  call assert_equal('"set <Help> <Home>', @:)
256
257  " Expand terminal options.
258  call feedkeys(":set t_A\<C-A>\<C-B>\"\<CR>", 'tx')
259  call assert_equal('"set t_AB t_AF t_AL', @:)
260
261  " Expand directories.
262  call feedkeys(":set cdpath=./\<C-A>\<C-B>\"\<CR>", 'tx')
263  call assert_match(' ./samples/ ', @:)
264  call assert_notmatch(' ./small.vim ', @:)
265
266  " Expand files and directories.
267  call feedkeys(":set tags=./\<C-A>\<C-B>\"\<CR>", 'tx')
268  call assert_match(' ./samples/.* ./small.vim', @:)
269
270  call feedkeys(":set tags=./\\\\ dif\<C-A>\<C-B>\"\<CR>", 'tx')
271  call assert_equal('"set tags=./\\ diff diffexpr diffopt', @:)
272  set tags&
273
274  " Expanding the option names
275  call feedkeys(":set \<Tab>\<C-B>\"\<CR>", 'xt')
276  call assert_equal('"set all', @:)
277
278  " Expanding a second set of option names
279  call feedkeys(":set wrapscan \<Tab>\<C-B>\"\<CR>", 'xt')
280  call assert_equal('"set wrapscan all', @:)
281
282  " Expanding a special keycode
283  call feedkeys(":set <Home>\<Tab>\<C-B>\"\<CR>", 'xt')
284  call assert_equal('"set <Home>', @:)
285
286  " Expanding an invalid special keycode
287  call feedkeys(":set <abcd>\<Tab>\<C-B>\"\<CR>", 'xt')
288  call assert_equal("\"set <abcd>\<Tab>", @:)
289
290  " Expanding a terminal keycode
291  call feedkeys(":set t_AB\<Tab>\<C-B>\"\<CR>", 'xt')
292  call assert_equal("\"set t_AB", @:)
293
294  " Expanding an invalid option name
295  call feedkeys(":set abcde=\<Tab>\<C-B>\"\<CR>", 'xt')
296  call assert_equal("\"set abcde=\<Tab>", @:)
297
298  " Expanding after a = for a boolean option
299  call feedkeys(":set wrapscan=\<Tab>\<C-B>\"\<CR>", 'xt')
300  call assert_equal("\"set wrapscan=\<Tab>", @:)
301
302  " Expanding a numeric option
303  call feedkeys(":set tabstop+=\<Tab>\<C-B>\"\<CR>", 'xt')
304  call assert_equal("\"set tabstop+=" .. &tabstop, @:)
305
306  " Expanding a non-boolean option
307  call feedkeys(":set invtabstop=\<Tab>\<C-B>\"\<CR>", 'xt')
308  call assert_equal("\"set invtabstop=", @:)
309
310  " Expand options for 'spellsuggest'
311  call feedkeys(":set spellsuggest=best,file:xyz\<Tab>\<C-B>\"\<CR>", 'xt')
312  call assert_equal("\"set spellsuggest=best,file:xyz", @:)
313
314  " Expand value for 'key'
315  set key=abcd
316  call feedkeys(":set key=\<Tab>\<C-B>\"\<CR>", 'xt')
317  call assert_equal('"set key=*****', @:)
318  set key=
319endfunc
320
321func Test_set_errors()
322  call assert_fails('set scroll=-1', 'E49:')
323  call assert_fails('set backupcopy=', 'E474:')
324  call assert_fails('set regexpengine=3', 'E474:')
325  call assert_fails('set history=10001', 'E474:')
326  call assert_fails('set numberwidth=21', 'E474:')
327  call assert_fails('set colorcolumn=-a', 'E474:')
328  call assert_fails('set colorcolumn=a', 'E474:')
329  call assert_fails('set colorcolumn=1,', 'E474:')
330  call assert_fails('set colorcolumn=1;', 'E474:')
331  call assert_fails('set cmdheight=-1', 'E487:')
332  call assert_fails('set cmdwinheight=-1', 'E487:')
333  if has('conceal')
334    call assert_fails('set conceallevel=-1', 'E487:')
335    call assert_fails('set conceallevel=4', 'E474:')
336  endif
337  call assert_fails('set helpheight=-1', 'E487:')
338  call assert_fails('set history=-1', 'E487:')
339  call assert_fails('set report=-1', 'E487:')
340  call assert_fails('set shiftwidth=-1', 'E487:')
341  call assert_fails('set sidescroll=-1', 'E487:')
342  call assert_fails('set tabstop=-1', 'E487:')
343  call assert_fails('set textwidth=-1', 'E487:')
344  call assert_fails('set timeoutlen=-1', 'E487:')
345  call assert_fails('set updatecount=-1', 'E487:')
346  call assert_fails('set updatetime=-1', 'E487:')
347  call assert_fails('set winheight=-1', 'E487:')
348  call assert_fails('set tabstop!', 'E488:')
349  call assert_fails('set xxx', 'E518:')
350  call assert_fails('set beautify?', 'E519:')
351  call assert_fails('set undolevels=x', 'E521:')
352  call assert_fails('set tabstop=', 'E521:')
353  call assert_fails('set comments=-', 'E524:')
354  call assert_fails('set comments=a', 'E525:')
355  call assert_fails('set foldmarker=x', 'E536:')
356  call assert_fails('set commentstring=x', 'E537:')
357  call assert_fails('set complete=x', 'E539:')
358  call assert_fails('set statusline=%{', 'E540:')
359  call assert_fails('set statusline=' . repeat("%p", 81), 'E541:')
360  call assert_fails('set statusline=%(', 'E542:')
361  if has('cursorshape')
362    " This invalid value for 'guicursor' used to cause Vim to crash.
363    call assert_fails('set guicursor=i-ci,r-cr:h', 'E545:')
364    call assert_fails('set guicursor=i-ci', 'E545:')
365    call assert_fails('set guicursor=x', 'E545:')
366    call assert_fails('set guicursor=x:', 'E546:')
367    call assert_fails('set guicursor=r-cr:horx', 'E548:')
368    call assert_fails('set guicursor=r-cr:hor0', 'E549:')
369  endif
370  if has('mouseshape')
371    call assert_fails('se mouseshape=i-r:x', 'E547:')
372  endif
373  call assert_fails('set backupext=~ patchmode=~', 'E589:')
374  call assert_fails('set winminheight=10 winheight=9', 'E591:')
375  set winminheight& winheight&
376  set winheight=10 winminheight=10
377  call assert_fails('set winheight=9', 'E591:')
378  set winminheight& winheight&
379  call assert_fails('set winminwidth=10 winwidth=9', 'E592:')
380  set winminwidth& winwidth&
381  call assert_fails('set winwidth=9 winminwidth=10', 'E592:')
382  set winwidth& winminwidth&
383  call assert_fails("set showbreak=\x01", 'E595:')
384  call assert_fails('set t_foo=', 'E846:')
385  call assert_fails('set tabstop??', 'E488:')
386  call assert_fails('set wrapscan!!', 'E488:')
387  call assert_fails('set tabstop&&', 'E488:')
388  call assert_fails('set wrapscan<<', 'E488:')
389  call assert_fails('set wrapscan=1', 'E474:')
390  call assert_fails('set autoindent@', 'E488:')
391  call assert_fails('set wildchar=<abc>', 'E474:')
392  call assert_fails('set cmdheight=1a', 'E521:')
393  call assert_fails('set invcmdheight', 'E474:')
394  if has('python') && has('python3')
395    call assert_fails('set pyxversion=6', 'E474:')
396  endif
397  call assert_fails("let &tabstop='ab'", 'E521:')
398endfunc
399
400func CheckWasSet(name)
401  let verb_cm = execute('verbose set ' .. a:name .. '?')
402  call assert_match('Last set from.*test_options.vim', verb_cm)
403endfunc
404func CheckWasNotSet(name)
405  let verb_cm = execute('verbose set ' .. a:name .. '?')
406  call assert_notmatch('Last set from', verb_cm)
407endfunc
408
409" Must be executed before other tests that set 'term'.
410func Test_000_term_option_verbose()
411  CheckNotGui
412
413  call CheckWasNotSet('t_cm')
414
415  let term_save = &term
416  set term=ansi
417  call CheckWasSet('t_cm')
418  let &term = term_save
419endfunc
420
421func Test_copy_context()
422  setlocal list
423  call CheckWasSet('list')
424  split
425  call CheckWasSet('list')
426  quit
427  setlocal nolist
428
429  set ai
430  call CheckWasSet('ai')
431  set filetype=perl
432  call CheckWasSet('filetype')
433  set fo=tcroq
434  call CheckWasSet('fo')
435
436  split Xsomebuf
437  call CheckWasSet('ai')
438  call CheckWasNotSet('filetype')
439  call CheckWasSet('fo')
440endfunc
441
442func Test_set_ttytype()
443  CheckUnix
444  CheckNotGui
445
446  " Setting 'ttytype' used to cause a double-free when exiting vim and
447  " when vim is compiled with -DEXITFREE.
448  set ttytype=ansi
449  call assert_equal('ansi', &ttytype)
450  call assert_equal(&ttytype, &term)
451  set ttytype=xterm
452  call assert_equal('xterm', &ttytype)
453  call assert_equal(&ttytype, &term)
454  " "set ttytype=" gives E522 instead of E529
455  " in travis on some builds. Why?  Catch both for now
456  try
457    set ttytype=
458    call assert_report('set ttytype= did not fail')
459  catch /E529\|E522/
460  endtry
461
462  " Some systems accept any terminal name and return dumb settings,
463  " check for failure of finding the entry and for missing 'cm' entry.
464  try
465    set ttytype=xxx
466    call assert_report('set ttytype=xxx did not fail')
467  catch /E522\|E437/
468  endtry
469
470  set ttytype&
471  call assert_equal(&ttytype, &term)
472
473  if has('gui') && !has('gui_running')
474    call assert_fails('set term=gui', 'E531:')
475  endif
476endfunc
477
478func Test_set_all()
479  set tw=75
480  set iskeyword=a-z,A-Z
481  set nosplitbelow
482  let out = execute('set all')
483  call assert_match('textwidth=75', out)
484  call assert_match('iskeyword=a-z,A-Z', out)
485  call assert_match('nosplitbelow', out)
486  set tw& iskeyword& splitbelow&
487endfunc
488
489func Test_set_one_column()
490  let out_mult = execute('set all')->split("\n")
491  let out_one = execute('set! all')->split("\n")
492  call assert_true(len(out_mult) < len(out_one))
493endfunc
494
495func Test_set_values()
496  if filereadable('opt_test.vim')
497    source opt_test.vim
498  else
499    throw 'Skipped: opt_test.vim does not exist'
500  endif
501endfunc
502
503func Test_renderoptions()
504  " Only do this for Windows Vista and later, fails on Windows XP and earlier.
505  " Doesn't hurt to do this on a non-Windows system.
506  if windowsversion() !~ '^[345]\.'
507    set renderoptions=type:directx
508    set rop=type:directx
509  endif
510endfunc
511
512func ResetIndentexpr()
513  set indentexpr=
514endfunc
515
516func Test_set_indentexpr()
517  " this was causing usage of freed memory
518  set indentexpr=ResetIndentexpr()
519  new
520  call feedkeys("i\<c-f>", 'x')
521  call assert_equal('', &indentexpr)
522  bwipe!
523endfunc
524
525func Test_backupskip()
526  " Option 'backupskip' may contain several comma-separated path
527  " specifications if one or more of the environment variables TMPDIR, TMP,
528  " or TEMP is defined.  To simplify testing, convert the string value into a
529  " list.
530  let bsklist = split(&bsk, ',')
531
532  if has("mac")
533    let found = (index(bsklist, '/private/tmp/*') >= 0)
534    call assert_true(found, '/private/tmp not in option bsk: ' . &bsk)
535  elseif has("unix")
536    let found = (index(bsklist, '/tmp/*') >= 0)
537    call assert_true(found, '/tmp not in option bsk: ' . &bsk)
538  endif
539
540  " If our test platform is Windows, the path(s) in option bsk will use
541  " backslash for the path separator and the components could be in short
542  " (8.3) format.  As such, we need to replace the backslashes with forward
543  " slashes and convert the path components to long format.  The expand()
544  " function will do this but it cannot handle comma-separated paths.  This is
545  " why bsk was converted from a string into a list of strings above.
546  "
547  " One final complication is that the wildcard "/*" is at the end of each
548  " path and so expand() might return a list of matching files.  To prevent
549  " this, we need to remove the wildcard before calling expand() and then
550  " append it afterwards.
551  if has('win32')
552    let item_nbr = 0
553    while item_nbr < len(bsklist)
554      let path_spec = bsklist[item_nbr]
555      let path_spec = strcharpart(path_spec, 0, strlen(path_spec)-2)
556      let path_spec = substitute(expand(path_spec), '\\', '/', 'g')
557      let bsklist[item_nbr] = path_spec . '/*'
558      let item_nbr += 1
559    endwhile
560  endif
561
562  " Option bsk will also include these environment variables if defined.
563  " If they're defined, verify they appear in the option value.
564  for var in  ['$TMPDIR', '$TMP', '$TEMP']
565    if exists(var)
566      let varvalue = substitute(expand(var), '\\', '/', 'g')
567      let varvalue = substitute(varvalue, '/$', '', '')
568      let varvalue .= '/*'
569      let found = (index(bsklist, varvalue) >= 0)
570      call assert_true(found, var . ' (' . varvalue . ') not in option bsk: ' . &bsk)
571    endif
572  endfor
573
574  " Duplicates should be filtered out (option has P_NODUP)
575  let backupskip = &backupskip
576  set backupskip=
577  set backupskip+=/test/dir
578  set backupskip+=/other/dir
579  set backupskip+=/test/dir
580  call assert_equal('/test/dir,/other/dir', &backupskip)
581  let &backupskip = backupskip
582endfunc
583
584func Test_copy_winopt()
585  set hidden
586
587  " Test copy option from current buffer in window
588  split
589  enew
590  setlocal numberwidth=5
591  wincmd w
592  call assert_equal(4,&numberwidth)
593  bnext
594  call assert_equal(5,&numberwidth)
595  bw!
596  call assert_equal(4,&numberwidth)
597
598  " Test copy value from window that used to be display the buffer
599  split
600  enew
601  setlocal numberwidth=6
602  bnext
603  wincmd w
604  call assert_equal(4,&numberwidth)
605  bnext
606  call assert_equal(6,&numberwidth)
607  bw!
608
609  " Test that if buffer is current, don't use the stale cached value
610  " from the last time the buffer was displayed.
611  split
612  enew
613  setlocal numberwidth=7
614  bnext
615  bnext
616  setlocal numberwidth=8
617  wincmd w
618  call assert_equal(4,&numberwidth)
619  bnext
620  call assert_equal(8,&numberwidth)
621  bw!
622
623  " Test value is not copied if window already has seen the buffer
624  enew
625  split
626  setlocal numberwidth=9
627  bnext
628  setlocal numberwidth=10
629  wincmd w
630  call assert_equal(4,&numberwidth)
631  bnext
632  call assert_equal(4,&numberwidth)
633  bw!
634
635  set hidden&
636endfunc
637
638func Test_shortmess_F()
639  new
640  call assert_match('\[No Name\]', execute('file'))
641  set shortmess+=F
642  call assert_match('\[No Name\]', execute('file'))
643  call assert_match('^\s*$', execute('file foo'))
644  call assert_match('foo', execute('file'))
645  set shortmess-=F
646  call assert_match('bar', execute('file bar'))
647  call assert_match('bar', execute('file'))
648  set shortmess&
649  bwipe
650endfunc
651
652func Test_shortmess_F2()
653  e file1
654  e file2
655  call assert_match('file1', execute('bn', ''))
656  call assert_match('file2', execute('bn', ''))
657  set shortmess+=F
658  call assert_true(empty(execute('bn', '')))
659  call assert_false(test_getvalue('need_fileinfo'))
660  call assert_true(empty(execute('bn', '')))
661  call assert_false('need_fileinfo'->test_getvalue())
662  set hidden
663  call assert_true(empty(execute('bn', '')))
664  call assert_false(test_getvalue('need_fileinfo'))
665  call assert_true(empty(execute('bn', '')))
666  call assert_false(test_getvalue('need_fileinfo'))
667  set nohidden
668  call assert_true(empty(execute('bn', '')))
669  call assert_false(test_getvalue('need_fileinfo'))
670  call assert_true(empty(execute('bn', '')))
671  call assert_false(test_getvalue('need_fileinfo'))
672  set shortmess&
673  call assert_match('file1', execute('bn', ''))
674  call assert_match('file2', execute('bn', ''))
675  bwipe
676  bwipe
677endfunc
678
679func Test_local_scrolloff()
680  set so=5
681  set siso=7
682  split
683  call assert_equal(5, &so)
684  setlocal so=3
685  call assert_equal(3, &so)
686  wincmd w
687  call assert_equal(5, &so)
688  wincmd w
689  setlocal so<
690  call assert_equal(5, &so)
691  setlocal so=0
692  call assert_equal(0, &so)
693  setlocal so=-1
694  call assert_equal(5, &so)
695
696  call assert_equal(7, &siso)
697  setlocal siso=3
698  call assert_equal(3, &siso)
699  wincmd w
700  call assert_equal(7, &siso)
701  wincmd w
702  setlocal siso<
703  call assert_equal(7, &siso)
704  setlocal siso=0
705  call assert_equal(0, &siso)
706  setlocal siso=-1
707  call assert_equal(7, &siso)
708
709  close
710  set so&
711  set siso&
712endfunc
713
714func Test_writedelay()
715  CheckFunction reltimefloat
716
717  new
718  call setline(1, 'empty')
719  redraw
720  set writedelay=10
721  let start = reltime()
722  call setline(1, repeat('x', 70))
723  redraw
724  let elapsed = reltimefloat(reltime(start))
725  set writedelay=0
726  " With 'writedelay' set should take at least 30 * 10 msec
727  call assert_inrange(30 * 0.01, 999.0, elapsed)
728
729  bwipe!
730endfunc
731
732func Test_visualbell()
733  set belloff=
734  set visualbell
735  call assert_beeps('normal 0h')
736  set novisualbell
737  set belloff=all
738endfunc
739
740" Test for the 'write' option
741func Test_write()
742  new
743  call setline(1, ['L1'])
744  set nowrite
745  call assert_fails('write Xfile', 'E142:')
746  set write
747  close!
748endfunc
749
750" Test for 'buftype' option
751func Test_buftype()
752  new
753  call setline(1, ['L1'])
754  set buftype=nowrite
755  call assert_fails('write', 'E382:')
756
757  for val in ['', 'nofile', 'nowrite', 'acwrite', 'quickfix', 'help', 'terminal', 'prompt', 'popup']
758    exe 'set buftype=' .. val
759    call writefile(['something'], 'XBuftype')
760    call assert_fails('write XBuftype', 'E13:', 'with buftype=' .. val)
761  endfor
762
763  call delete('XBuftype')
764  bwipe!
765endfunc
766
767" Test for the 'shell' option
768func Test_shell()
769  CheckUnix
770  let save_shell = &shell
771  set shell=
772  call assert_fails('shell', 'E91:')
773  let &shell = save_shell
774endfunc
775
776" Test for the 'shellquote' option
777func Test_shellquote()
778  CheckUnix
779  set shellquote=#
780  set verbose=20
781  redir => v
782  silent! !echo Hello
783  redir END
784  set verbose&
785  set shellquote&
786  call assert_match(': "#echo Hello#"', v)
787endfunc
788
789" Test for the 'rightleftcmd' option
790func Test_rightleftcmd()
791  CheckFeature rightleft
792  set rightleft
793  set rightleftcmd
794
795  let g:l = []
796  func AddPos()
797    call add(g:l, screencol())
798    return ''
799  endfunc
800  cmap <expr> <F2> AddPos()
801
802  call feedkeys("/\<F2>abc\<Left>\<F2>\<Right>\<Right>\<F2>" ..
803        \ "\<Left>\<F2>\<Esc>", 'xt')
804  call assert_equal([&co - 1, &co - 4, &co - 2, &co - 3], g:l)
805
806  cunmap <F2>
807  unlet g:l
808  set rightleftcmd&
809  set rightleft&
810endfunc
811
812" Test for the "debug" option
813func Test_debug_option()
814  set debug=beep
815  exe "normal \<C-c>"
816  call assert_equal('Beep!', Screenline(&lines))
817  set debug&
818endfunc
819
820" Test for the default CDPATH option
821func Test_opt_default_cdpath()
822  CheckFeature file_in_path
823  let after =<< trim [CODE]
824    call assert_equal(',/path/to/dir1,/path/to/dir2', &cdpath)
825    call writefile(v:errors, 'Xtestout')
826    qall
827  [CODE]
828  if has('unix')
829    let $CDPATH='/path/to/dir1:/path/to/dir2'
830  else
831    let $CDPATH='/path/to/dir1;/path/to/dir2'
832  endif
833  if RunVim([], after, '')
834    call assert_equal([], readfile('Xtestout'))
835    call delete('Xtestout')
836  endif
837endfunc
838
839" Test for setting keycodes using set
840func Test_opt_set_keycode()
841  call assert_fails('set <t_k1=l', 'E474:')
842  call assert_fails('set <Home=l', 'E474:')
843  set <t_k9>=abcd
844  call assert_equal('abcd', &t_k9)
845  set <t_k9>&
846  set <F9>=xyz
847  call assert_equal('xyz', &t_k9)
848  set <t_k9>&
849endfunc
850
851" Test for changing options in a sandbox
852func Test_opt_sandbox()
853  for opt in ['backupdir', 'cdpath', 'exrc']
854    call assert_fails('sandbox set ' .. opt .. '?', 'E48:')
855    call assert_fails('sandbox let &' .. opt .. ' = 1', 'E48:')
856  endfor
857  call assert_fails('sandbox let &modelineexpr = 1', 'E48:')
858endfunc
859
860" Test for setting an option with local value to global value
861func Test_opt_local_to_global()
862  setglobal equalprg=gprg
863  setlocal equalprg=lprg
864  call assert_equal('gprg', &g:equalprg)
865  call assert_equal('lprg', &l:equalprg)
866  call assert_equal('lprg', &equalprg)
867  set equalprg<
868  call assert_equal('', &l:equalprg)
869  call assert_equal('gprg', &equalprg)
870  setglobal equalprg=gnewprg
871  setlocal equalprg=lnewprg
872  setlocal equalprg<
873  call assert_equal('gnewprg', &l:equalprg)
874  call assert_equal('gnewprg', &equalprg)
875  set equalprg&
876endfunc
877
878" Test for incrementing, decrementing and multiplying a number option value
879func Test_opt_num_op()
880  set shiftwidth=4
881  set sw+=2
882  call assert_equal(6, &sw)
883  set sw-=2
884  call assert_equal(4, &sw)
885  set sw^=2
886  call assert_equal(8, &sw)
887  set shiftwidth&
888endfunc
889
890" vim: shiftwidth=2 sts=2 expandtab
891