xref: /vim-8.2.3635/src/testdir/test_options.vim (revision a6e8bf2d)
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_wildoptions()
64  set wildoptions=
65  set wildoptions+=tagfile
66  set wildoptions+=tagfile
67  call assert_equal('tagfile', &wildoptions)
68endfunc
69
70func Test_options_command()
71  let caught = 'ok'
72  try
73    options
74  catch
75    let caught = v:throwpoint . "\n" . v:exception
76  endtry
77  call assert_equal('ok', caught)
78
79  " Check if the option-window is opened horizontally.
80  wincmd j
81  call assert_notequal('option-window', bufname(''))
82  wincmd k
83  call assert_equal('option-window', bufname(''))
84  " close option-window
85  close
86
87  " Open the option-window vertically.
88  vert options
89  " Check if the option-window is opened vertically.
90  wincmd l
91  call assert_notequal('option-window', bufname(''))
92  wincmd h
93  call assert_equal('option-window', bufname(''))
94  " close option-window
95  close
96
97  " Open the option-window at the top.
98  set splitbelow
99  topleft options
100  call assert_equal(1, winnr())
101  close
102
103  " Open the option-window at the bottom.
104  set nosplitbelow
105  botright options
106  call assert_equal(winnr('$'), winnr())
107  close
108  set splitbelow&
109
110  " Open the option-window in a new tab.
111  tab options
112  " Check if the option-window is opened in a tab.
113  normal gT
114  call assert_notequal('option-window', bufname(''))
115  normal gt
116  call assert_equal('option-window', bufname(''))
117  " close option-window
118  close
119
120  " Open the options window browse
121  if has('browse')
122    browse set
123    call assert_equal('option-window', bufname(''))
124    close
125  endif
126endfunc
127
128func Test_path_keep_commas()
129  " Test that changing 'path' keeps two commas.
130  set path=foo,,bar
131  set path-=bar
132  set path+=bar
133  call assert_equal('foo,,bar', &path)
134
135  set path&
136endfunc
137
138func Test_signcolumn()
139  if has('signs')
140    call assert_equal("auto", &signcolumn)
141    set signcolumn=yes
142    set signcolumn=no
143    call assert_fails('set signcolumn=nope')
144  endif
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  if !has('syntax')
166    return
167  endif
168  set syn=valid_name
169  call assert_equal("valid_name", &syntax)
170  set syn=valid-name
171  call assert_equal("valid-name", &syntax)
172
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\\|name", "E474:")
176  call assert_fails(":set syn=wrong/name", "E474:")
177  call assert_fails(":set syn=wrong\\\nname", "E474:")
178  call assert_equal("valid-name", &syntax)
179
180  exe "set syn=trunc\x00name"
181  call assert_equal("trunc", &syntax)
182endfunc
183
184func Test_keymap_valid()
185  if !has('keymap')
186    return
187  endif
188  call assert_fails(":set kmp=valid_name", "E544:")
189  call assert_fails(":set kmp=valid_name", "valid_name")
190  call assert_fails(":set kmp=valid-name", "E544:")
191  call assert_fails(":set kmp=valid-name", "valid-name")
192
193  call assert_fails(":set kmp=wrong;name", "E474:")
194  call assert_fails(":set kmp=wrong\\\\name", "E474:")
195  call assert_fails(":set kmp=wrong\\|name", "E474:")
196  call assert_fails(":set kmp=wrong/name", "E474:")
197  call assert_fails(":set kmp=wrong\\\nname", "E474:")
198
199  call assert_fails(":set kmp=trunc\x00name", "E544:")
200  call assert_fails(":set kmp=trunc\x00name", "trunc")
201endfunc
202
203func Check_dir_option(name)
204  " Check that it's possible to set the option.
205  exe 'set ' . a:name . '=/usr/share/dict/words'
206  call assert_equal('/usr/share/dict/words', eval('&' . a:name))
207  exe 'set ' . a:name . '=/usr/share/dict/words,/and/there'
208  call assert_equal('/usr/share/dict/words,/and/there', eval('&' . a:name))
209  exe 'set ' . a:name . '=/usr/share/dict\ words'
210  call assert_equal('/usr/share/dict words', eval('&' . a:name))
211
212  " Check rejecting weird characters.
213  call assert_fails("set " . a:name . "=/not&there", "E474:")
214  call assert_fails("set " . a:name . "=/not>there", "E474:")
215  call assert_fails("set " . a:name . "=/not.*there", "E474:")
216endfunc
217
218func Test_cinkeys()
219  " This used to cause invalid memory access
220  set cindent cinkeys=0
221  norm a
222  set cindent& cinkeys&
223endfunc
224
225func Test_dictionary()
226  call Check_dir_option('dictionary')
227endfunc
228
229func Test_thesaurus()
230  call Check_dir_option('thesaurus')
231endfun
232
233func Test_complete()
234  " Trailing single backslash used to cause invalid memory access.
235  set complete=s\
236  new
237  call feedkeys("i\<C-N>\<Esc>", 'xt')
238  bwipe!
239  call assert_fails('set complete=ix', 'E535:')
240  set complete&
241endfun
242
243func Test_set_completion()
244  call feedkeys(":set di\<C-A>\<C-B>\"\<CR>", 'tx')
245  call assert_equal('"set dictionary diff diffexpr diffopt digraph directory display', @:)
246
247  call feedkeys(":setlocal di\<C-A>\<C-B>\"\<CR>", 'tx')
248  call assert_equal('"setlocal dictionary diff diffexpr diffopt digraph directory display', @:)
249
250  call feedkeys(":setglobal di\<C-A>\<C-B>\"\<CR>", 'tx')
251  call assert_equal('"setglobal dictionary diff diffexpr diffopt digraph directory display', @:)
252
253  " Expand boolan options. When doing :set no<Tab>
254  " vim displays the options names without "no" but completion uses "no...".
255  call feedkeys(":set nodi\<C-A>\<C-B>\"\<CR>", 'tx')
256  call assert_equal('"set nodiff digraph', @:)
257
258  call feedkeys(":set invdi\<C-A>\<C-B>\"\<CR>", 'tx')
259  call assert_equal('"set invdiff digraph', @:)
260
261  " Expand abbreviation of options.
262  call feedkeys(":set ts\<C-A>\<C-B>\"\<CR>", 'tx')
263  call assert_equal('"set tabstop thesaurus ttyscroll', @:)
264
265  " Expand current value
266  call feedkeys(":set fileencodings=\<C-A>\<C-B>\"\<CR>", 'tx')
267  call assert_equal('"set fileencodings=ucs-bom,utf-8,default,latin1', @:)
268
269  call feedkeys(":set fileencodings:\<C-A>\<C-B>\"\<CR>", 'tx')
270  call assert_equal('"set fileencodings:ucs-bom,utf-8,default,latin1', @:)
271
272  " Expand key codes.
273  call feedkeys(":set <H\<C-A>\<C-B>\"\<CR>", 'tx')
274  call assert_equal('"set <Help> <Home>', @:)
275
276  " Expand terminal options.
277  call feedkeys(":set t_A\<C-A>\<C-B>\"\<CR>", 'tx')
278  call assert_equal('"set t_AB t_AF t_AU t_AL', @:)
279  call assert_fails('call feedkeys(":set <t_afoo>=\<C-A>\<CR>", "xt")', 'E474:')
280
281  " Expand directories.
282  call feedkeys(":set cdpath=./\<C-A>\<C-B>\"\<CR>", 'tx')
283  call assert_match(' ./samples/ ', @:)
284  call assert_notmatch(' ./small.vim ', @:)
285
286  " Expand files and directories.
287  call feedkeys(":set tags=./\<C-A>\<C-B>\"\<CR>", 'tx')
288  call assert_match(' ./samples/.* ./small.vim', @:)
289
290  call feedkeys(":set tags=./\\\\ dif\<C-A>\<C-B>\"\<CR>", 'tx')
291  call assert_equal('"set tags=./\\ diff diffexpr diffopt', @:)
292  set tags&
293
294  " Expanding the option names
295  call feedkeys(":set \<Tab>\<C-B>\"\<CR>", 'xt')
296  call assert_equal('"set all', @:)
297
298  " Expanding a second set of option names
299  call feedkeys(":set wrapscan \<Tab>\<C-B>\"\<CR>", 'xt')
300  call assert_equal('"set wrapscan all', @:)
301
302  " Expanding a special keycode
303  call feedkeys(":set <Home>\<Tab>\<C-B>\"\<CR>", 'xt')
304  call assert_equal('"set <Home>', @:)
305
306  " Expanding an invalid special keycode
307  call feedkeys(":set <abcd>\<Tab>\<C-B>\"\<CR>", 'xt')
308  call assert_equal("\"set <abcd>\<Tab>", @:)
309
310  " Expanding a terminal keycode
311  call feedkeys(":set t_AB\<Tab>\<C-B>\"\<CR>", 'xt')
312  call assert_equal("\"set t_AB", @:)
313
314  " Expanding an invalid option name
315  call feedkeys(":set abcde=\<Tab>\<C-B>\"\<CR>", 'xt')
316  call assert_equal("\"set abcde=\<Tab>", @:)
317
318  " Expanding after a = for a boolean option
319  call feedkeys(":set wrapscan=\<Tab>\<C-B>\"\<CR>", 'xt')
320  call assert_equal("\"set wrapscan=\<Tab>", @:)
321
322  " Expanding a numeric option
323  call feedkeys(":set tabstop+=\<Tab>\<C-B>\"\<CR>", 'xt')
324  call assert_equal("\"set tabstop+=" .. &tabstop, @:)
325
326  " Expanding a non-boolean option
327  call feedkeys(":set invtabstop=\<Tab>\<C-B>\"\<CR>", 'xt')
328  call assert_equal("\"set invtabstop=", @:)
329
330  " Expand options for 'spellsuggest'
331  call feedkeys(":set spellsuggest=best,file:xyz\<Tab>\<C-B>\"\<CR>", 'xt')
332  call assert_equal("\"set spellsuggest=best,file:xyz", @:)
333
334  " Expand value for 'key'
335  set key=abcd
336  call feedkeys(":set key=\<Tab>\<C-B>\"\<CR>", 'xt')
337  call assert_equal('"set key=*****', @:)
338  set key=
339endfunc
340
341func Test_set_errors()
342  call assert_fails('set scroll=-1', 'E49:')
343  call assert_fails('set backupcopy=', 'E474:')
344  call assert_fails('set regexpengine=3', 'E474:')
345  call assert_fails('set history=10001', 'E474:')
346  call assert_fails('set numberwidth=21', 'E474:')
347  call assert_fails('set colorcolumn=-a', 'E474:')
348  call assert_fails('set colorcolumn=a', 'E474:')
349  call assert_fails('set colorcolumn=1,', 'E474:')
350  call assert_fails('set colorcolumn=1;', 'E474:')
351  call assert_fails('set cmdheight=-1', 'E487:')
352  call assert_fails('set cmdwinheight=-1', 'E487:')
353  if has('conceal')
354    call assert_fails('set conceallevel=-1', 'E487:')
355    call assert_fails('set conceallevel=4', 'E474:')
356  endif
357  call assert_fails('set helpheight=-1', 'E487:')
358  call assert_fails('set history=-1', 'E487:')
359  call assert_fails('set report=-1', 'E487:')
360  call assert_fails('set shiftwidth=-1', 'E487:')
361  call assert_fails('set sidescroll=-1', 'E487:')
362  call assert_fails('set tabstop=-1', 'E487:')
363  call assert_fails('set textwidth=-1', 'E487:')
364  call assert_fails('set timeoutlen=-1', 'E487:')
365  call assert_fails('set updatecount=-1', 'E487:')
366  call assert_fails('set updatetime=-1', 'E487:')
367  call assert_fails('set winheight=-1', 'E487:')
368  call assert_fails('set tabstop!', 'E488:')
369  call assert_fails('set xxx', 'E518:')
370  call assert_fails('set beautify?', 'E519:')
371  call assert_fails('set undolevels=x', 'E521:')
372  call assert_fails('set tabstop=', 'E521:')
373  call assert_fails('set comments=-', 'E524:')
374  call assert_fails('set comments=a', 'E525:')
375  call assert_fails('set foldmarker=x', 'E536:')
376  call assert_fails('set commentstring=x', 'E537:')
377  call assert_fails('set complete=x', 'E539:')
378  call assert_fails('set statusline=%{', 'E540:')
379  call assert_fails('set statusline=' . repeat("%p", 81), 'E541:')
380  call assert_fails('set statusline=%(', 'E542:')
381  if has('cursorshape')
382    " This invalid value for 'guicursor' used to cause Vim to crash.
383    call assert_fails('set guicursor=i-ci,r-cr:h', 'E545:')
384    call assert_fails('set guicursor=i-ci', 'E545:')
385    call assert_fails('set guicursor=x', 'E545:')
386    call assert_fails('set guicursor=x:', 'E546:')
387    call assert_fails('set guicursor=r-cr:horx', 'E548:')
388    call assert_fails('set guicursor=r-cr:hor0', 'E549:')
389  endif
390  if has('mouseshape')
391    call assert_fails('se mouseshape=i-r:x', 'E547:')
392  endif
393  call assert_fails('set backupext=~ patchmode=~', 'E589:')
394  call assert_fails('set winminheight=10 winheight=9', 'E591:')
395  set winminheight& winheight&
396  set winheight=10 winminheight=10
397  call assert_fails('set winheight=9', 'E591:')
398  set winminheight& winheight&
399  call assert_fails('set winminwidth=10 winwidth=9', 'E592:')
400  set winminwidth& winwidth&
401  call assert_fails('set winwidth=9 winminwidth=10', 'E592:')
402  set winwidth& winminwidth&
403  call assert_fails("set showbreak=\x01", 'E595:')
404  call assert_fails('set t_foo=', 'E846:')
405  call assert_fails('set tabstop??', 'E488:')
406  call assert_fails('set wrapscan!!', 'E488:')
407  call assert_fails('set tabstop&&', 'E488:')
408  call assert_fails('set wrapscan<<', 'E488:')
409  call assert_fails('set wrapscan=1', 'E474:')
410  call assert_fails('set autoindent@', 'E488:')
411  call assert_fails('set wildchar=<abc>', 'E474:')
412  call assert_fails('set cmdheight=1a', 'E521:')
413  call assert_fails('set invcmdheight', 'E474:')
414  if has('python') && has('python3')
415    call assert_fails('set pyxversion=6', 'E474:')
416  endif
417  call assert_fails("let &tabstop='ab'", 'E521:')
418endfunc
419
420func CheckWasSet(name)
421  let verb_cm = execute('verbose set ' .. a:name .. '?')
422  call assert_match('Last set from.*test_options.vim', verb_cm)
423endfunc
424func CheckWasNotSet(name)
425  let verb_cm = execute('verbose set ' .. a:name .. '?')
426  call assert_notmatch('Last set from', verb_cm)
427endfunc
428
429" Must be executed before other tests that set 'term'.
430func Test_000_term_option_verbose()
431  CheckNotGui
432
433  call CheckWasNotSet('t_cm')
434
435  let term_save = &term
436  set term=ansi
437  call CheckWasSet('t_cm')
438  let &term = term_save
439endfunc
440
441func Test_copy_context()
442  setlocal list
443  call CheckWasSet('list')
444  split
445  call CheckWasSet('list')
446  quit
447  setlocal nolist
448
449  set ai
450  call CheckWasSet('ai')
451  set filetype=perl
452  call CheckWasSet('filetype')
453  set fo=tcroq
454  call CheckWasSet('fo')
455
456  split Xsomebuf
457  call CheckWasSet('ai')
458  call CheckWasNotSet('filetype')
459  call CheckWasSet('fo')
460endfunc
461
462func Test_set_ttytype()
463  CheckUnix
464  CheckNotGui
465
466  " Setting 'ttytype' used to cause a double-free when exiting vim and
467  " when vim is compiled with -DEXITFREE.
468  set ttytype=ansi
469  call assert_equal('ansi', &ttytype)
470  call assert_equal(&ttytype, &term)
471  set ttytype=xterm
472  call assert_equal('xterm', &ttytype)
473  call assert_equal(&ttytype, &term)
474  " "set ttytype=" gives E522 instead of E529
475  " in travis on some builds. Why?  Catch both for now
476  try
477    set ttytype=
478    call assert_report('set ttytype= did not fail')
479  catch /E529\|E522/
480  endtry
481
482  " Some systems accept any terminal name and return dumb settings,
483  " check for failure of finding the entry and for missing 'cm' entry.
484  try
485    set ttytype=xxx
486    call assert_report('set ttytype=xxx did not fail')
487  catch /E522\|E437/
488  endtry
489
490  set ttytype&
491  call assert_equal(&ttytype, &term)
492
493  if has('gui') && !has('gui_running')
494    call assert_fails('set term=gui', 'E531:')
495  endif
496endfunc
497
498func Test_set_all()
499  set tw=75
500  set iskeyword=a-z,A-Z
501  set nosplitbelow
502  let out = execute('set all')
503  call assert_match('textwidth=75', out)
504  call assert_match('iskeyword=a-z,A-Z', out)
505  call assert_match('nosplitbelow', out)
506  set tw& iskeyword& splitbelow&
507endfunc
508
509func Test_set_one_column()
510  let out_mult = execute('set all')->split("\n")
511  let out_one = execute('set! all')->split("\n")
512  call assert_true(len(out_mult) < len(out_one))
513endfunc
514
515func Test_set_values()
516  if filereadable('opt_test.vim')
517    source opt_test.vim
518  else
519    throw 'Skipped: opt_test.vim does not exist'
520  endif
521endfunc
522
523func Test_renderoptions()
524  " Only do this for Windows Vista and later, fails on Windows XP and earlier.
525  " Doesn't hurt to do this on a non-Windows system.
526  if windowsversion() !~ '^[345]\.'
527    set renderoptions=type:directx
528    set rop=type:directx
529  endif
530endfunc
531
532func ResetIndentexpr()
533  set indentexpr=
534endfunc
535
536func Test_set_indentexpr()
537  " this was causing usage of freed memory
538  set indentexpr=ResetIndentexpr()
539  new
540  call feedkeys("i\<c-f>", 'x')
541  call assert_equal('', &indentexpr)
542  bwipe!
543endfunc
544
545func Test_backupskip()
546  " Option 'backupskip' may contain several comma-separated path
547  " specifications if one or more of the environment variables TMPDIR, TMP,
548  " or TEMP is defined.  To simplify testing, convert the string value into a
549  " list.
550  let bsklist = split(&bsk, ',')
551
552  if has("mac")
553    let found = (index(bsklist, '/private/tmp/*') >= 0)
554    call assert_true(found, '/private/tmp not in option bsk: ' . &bsk)
555  elseif has("unix")
556    let found = (index(bsklist, '/tmp/*') >= 0)
557    call assert_true(found, '/tmp not in option bsk: ' . &bsk)
558  endif
559
560  " If our test platform is Windows, the path(s) in option bsk will use
561  " backslash for the path separator and the components could be in short
562  " (8.3) format.  As such, we need to replace the backslashes with forward
563  " slashes and convert the path components to long format.  The expand()
564  " function will do this but it cannot handle comma-separated paths.  This is
565  " why bsk was converted from a string into a list of strings above.
566  "
567  " One final complication is that the wildcard "/*" is at the end of each
568  " path and so expand() might return a list of matching files.  To prevent
569  " this, we need to remove the wildcard before calling expand() and then
570  " append it afterwards.
571  if has('win32')
572    let item_nbr = 0
573    while item_nbr < len(bsklist)
574      let path_spec = bsklist[item_nbr]
575      let path_spec = strcharpart(path_spec, 0, strlen(path_spec)-2)
576      let path_spec = substitute(expand(path_spec), '\\', '/', 'g')
577      let bsklist[item_nbr] = path_spec . '/*'
578      let item_nbr += 1
579    endwhile
580  endif
581
582  " Option bsk will also include these environment variables if defined.
583  " If they're defined, verify they appear in the option value.
584  for var in  ['$TMPDIR', '$TMP', '$TEMP']
585    if exists(var)
586      let varvalue = substitute(expand(var), '\\', '/', 'g')
587      let varvalue = substitute(varvalue, '/$', '', '')
588      let varvalue .= '/*'
589      let found = (index(bsklist, varvalue) >= 0)
590      call assert_true(found, var . ' (' . varvalue . ') not in option bsk: ' . &bsk)
591    endif
592  endfor
593
594  " Duplicates should be filtered out (option has P_NODUP)
595  let backupskip = &backupskip
596  set backupskip=
597  set backupskip+=/test/dir
598  set backupskip+=/other/dir
599  set backupskip+=/test/dir
600  call assert_equal('/test/dir,/other/dir', &backupskip)
601  let &backupskip = backupskip
602endfunc
603
604func Test_copy_winopt()
605  set hidden
606
607  " Test copy option from current buffer in window
608  split
609  enew
610  setlocal numberwidth=5
611  wincmd w
612  call assert_equal(4,&numberwidth)
613  bnext
614  call assert_equal(5,&numberwidth)
615  bw!
616  call assert_equal(4,&numberwidth)
617
618  " Test copy value from window that used to be display the buffer
619  split
620  enew
621  setlocal numberwidth=6
622  bnext
623  wincmd w
624  call assert_equal(4,&numberwidth)
625  bnext
626  call assert_equal(6,&numberwidth)
627  bw!
628
629  " Test that if buffer is current, don't use the stale cached value
630  " from the last time the buffer was displayed.
631  split
632  enew
633  setlocal numberwidth=7
634  bnext
635  bnext
636  setlocal numberwidth=8
637  wincmd w
638  call assert_equal(4,&numberwidth)
639  bnext
640  call assert_equal(8,&numberwidth)
641  bw!
642
643  " Test value is not copied if window already has seen the buffer
644  enew
645  split
646  setlocal numberwidth=9
647  bnext
648  setlocal numberwidth=10
649  wincmd w
650  call assert_equal(4,&numberwidth)
651  bnext
652  call assert_equal(4,&numberwidth)
653  bw!
654
655  set hidden&
656endfunc
657
658func Test_shortmess_F()
659  new
660  call assert_match('\[No Name\]', execute('file'))
661  set shortmess+=F
662  call assert_match('\[No Name\]', execute('file'))
663  call assert_match('^\s*$', execute('file foo'))
664  call assert_match('foo', execute('file'))
665  set shortmess-=F
666  call assert_match('bar', execute('file bar'))
667  call assert_match('bar', execute('file'))
668  set shortmess&
669  bwipe
670endfunc
671
672func Test_shortmess_F2()
673  e file1
674  e file2
675  call assert_match('file1', execute('bn', ''))
676  call assert_match('file2', execute('bn', ''))
677  set shortmess+=F
678  call assert_true(empty(execute('bn', '')))
679  call assert_false(test_getvalue('need_fileinfo'))
680  call assert_true(empty(execute('bn', '')))
681  call assert_false('need_fileinfo'->test_getvalue())
682  set hidden
683  call assert_true(empty(execute('bn', '')))
684  call assert_false(test_getvalue('need_fileinfo'))
685  call assert_true(empty(execute('bn', '')))
686  call assert_false(test_getvalue('need_fileinfo'))
687  set nohidden
688  call assert_true(empty(execute('bn', '')))
689  call assert_false(test_getvalue('need_fileinfo'))
690  call assert_true(empty(execute('bn', '')))
691  call assert_false(test_getvalue('need_fileinfo'))
692  set shortmess&
693  call assert_match('file1', execute('bn', ''))
694  call assert_match('file2', execute('bn', ''))
695  bwipe
696  bwipe
697endfunc
698
699func Test_local_scrolloff()
700  set so=5
701  set siso=7
702  split
703  call assert_equal(5, &so)
704  setlocal so=3
705  call assert_equal(3, &so)
706  wincmd w
707  call assert_equal(5, &so)
708  wincmd w
709  setlocal so<
710  call assert_equal(5, &so)
711  setlocal so=0
712  call assert_equal(0, &so)
713  setlocal so=-1
714  call assert_equal(5, &so)
715
716  call assert_equal(7, &siso)
717  setlocal siso=3
718  call assert_equal(3, &siso)
719  wincmd w
720  call assert_equal(7, &siso)
721  wincmd w
722  setlocal siso<
723  call assert_equal(7, &siso)
724  setlocal siso=0
725  call assert_equal(0, &siso)
726  setlocal siso=-1
727  call assert_equal(7, &siso)
728
729  close
730  set so&
731  set siso&
732endfunc
733
734func Test_writedelay()
735  CheckFunction reltimefloat
736
737  new
738  call setline(1, 'empty')
739  redraw
740  set writedelay=10
741  let start = reltime()
742  call setline(1, repeat('x', 70))
743  redraw
744  let elapsed = reltimefloat(reltime(start))
745  set writedelay=0
746  " With 'writedelay' set should take at least 30 * 10 msec
747  call assert_inrange(30 * 0.01, 999.0, elapsed)
748
749  bwipe!
750endfunc
751
752func Test_visualbell()
753  set belloff=
754  set visualbell
755  call assert_beeps('normal 0h')
756  set novisualbell
757  set belloff=all
758endfunc
759
760" Test for the 'write' option
761func Test_write()
762  new
763  call setline(1, ['L1'])
764  set nowrite
765  call assert_fails('write Xfile', 'E142:')
766  set write
767  close!
768endfunc
769
770" Test for 'buftype' option
771func Test_buftype()
772  new
773  call setline(1, ['L1'])
774  set buftype=nowrite
775  call assert_fails('write', 'E382:')
776
777  for val in ['', 'nofile', 'nowrite', 'acwrite', 'quickfix', 'help', 'terminal', 'prompt', 'popup']
778    exe 'set buftype=' .. val
779    call writefile(['something'], 'XBuftype')
780    call assert_fails('write XBuftype', 'E13:', 'with buftype=' .. val)
781  endfor
782
783  call delete('XBuftype')
784  bwipe!
785endfunc
786
787" Test for the 'shell' option
788func Test_shell()
789  CheckUnix
790  let save_shell = &shell
791  set shell=
792  call assert_fails('shell', 'E91:')
793  let &shell = save_shell
794endfunc
795
796" Test for the 'shellquote' option
797func Test_shellquote()
798  CheckUnix
799  set shellquote=#
800  set verbose=20
801  redir => v
802  silent! !echo Hello
803  redir END
804  set verbose&
805  set shellquote&
806  call assert_match(': "#echo Hello#"', v)
807endfunc
808
809" Test for the 'rightleftcmd' option
810func Test_rightleftcmd()
811  CheckFeature rightleft
812  set rightleft
813  set rightleftcmd
814
815  let g:l = []
816  func AddPos()
817    call add(g:l, screencol())
818    return ''
819  endfunc
820  cmap <expr> <F2> AddPos()
821
822  call feedkeys("/\<F2>abc\<Left>\<F2>\<Right>\<Right>\<F2>" ..
823        \ "\<Left>\<F2>\<Esc>", 'xt')
824  call assert_equal([&co - 1, &co - 4, &co - 2, &co - 3], g:l)
825
826  cunmap <F2>
827  unlet g:l
828  set rightleftcmd&
829  set rightleft&
830endfunc
831
832" Test for the "debug" option
833func Test_debug_option()
834  set debug=beep
835  exe "normal \<C-c>"
836  call assert_equal('Beep!', Screenline(&lines))
837  set debug&
838endfunc
839
840" Test for the default CDPATH option
841func Test_opt_default_cdpath()
842  CheckFeature file_in_path
843  let after =<< trim [CODE]
844    call assert_equal(',/path/to/dir1,/path/to/dir2', &cdpath)
845    call writefile(v:errors, 'Xtestout')
846    qall
847  [CODE]
848  if has('unix')
849    let $CDPATH='/path/to/dir1:/path/to/dir2'
850  else
851    let $CDPATH='/path/to/dir1;/path/to/dir2'
852  endif
853  if RunVim([], after, '')
854    call assert_equal([], readfile('Xtestout'))
855    call delete('Xtestout')
856  endif
857endfunc
858
859" Test for setting keycodes using set
860func Test_opt_set_keycode()
861  call assert_fails('set <t_k1=l', 'E474:')
862  call assert_fails('set <Home=l', 'E474:')
863  set <t_k9>=abcd
864  call assert_equal('abcd', &t_k9)
865  set <t_k9>&
866  set <F9>=xyz
867  call assert_equal('xyz', &t_k9)
868  set <t_k9>&
869endfunc
870
871" Test for changing options in a sandbox
872func Test_opt_sandbox()
873  for opt in ['backupdir', 'cdpath', 'exrc']
874    call assert_fails('sandbox set ' .. opt .. '?', 'E48:')
875    call assert_fails('sandbox let &' .. opt .. ' = 1', 'E48:')
876  endfor
877  call assert_fails('sandbox let &modelineexpr = 1', 'E48:')
878endfunc
879
880" Test for setting an option with local value to global value
881func Test_opt_local_to_global()
882  setglobal equalprg=gprg
883  setlocal equalprg=lprg
884  call assert_equal('gprg', &g:equalprg)
885  call assert_equal('lprg', &l:equalprg)
886  call assert_equal('lprg', &equalprg)
887  set equalprg<
888  call assert_equal('', &l:equalprg)
889  call assert_equal('gprg', &equalprg)
890  setglobal equalprg=gnewprg
891  setlocal equalprg=lnewprg
892  setlocal equalprg<
893  call assert_equal('gnewprg', &l:equalprg)
894  call assert_equal('gnewprg', &equalprg)
895  set equalprg&
896endfunc
897
898" Test for incrementing, decrementing and multiplying a number option value
899func Test_opt_num_op()
900  set shiftwidth=4
901  set sw+=2
902  call assert_equal(6, &sw)
903  set sw-=2
904  call assert_equal(4, &sw)
905  set sw^=2
906  call assert_equal(8, &sw)
907  set shiftwidth&
908endfunc
909
910" Test for setting option values using v:false and v:true
911func Test_opt_boolean()
912  set number&
913  set number
914  call assert_equal(1, &nu)
915  set nonu
916  call assert_equal(0, &nu)
917  let &nu = v:true
918  call assert_equal(1, &nu)
919  let &nu = v:false
920  call assert_equal(0, &nu)
921  set number&
922endfunc
923
924" vim: shiftwidth=2 sts=2 expandtab
925