xref: /vim-8.2.3635/src/testdir/test_options.vim (revision 8ea05de6)
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=
335endfunc
336
337func Test_set_errors()
338  call assert_fails('set scroll=-1', 'E49:')
339  call assert_fails('set backupcopy=', 'E474:')
340  call assert_fails('set regexpengine=3', 'E474:')
341  call assert_fails('set history=10001', 'E474:')
342  call assert_fails('set numberwidth=21', 'E474:')
343  call assert_fails('set colorcolumn=-a', 'E474:')
344  call assert_fails('set colorcolumn=a', 'E474:')
345  call assert_fails('set colorcolumn=1,', 'E474:')
346  call assert_fails('set colorcolumn=1;', 'E474:')
347  call assert_fails('set cmdheight=-1', 'E487:')
348  call assert_fails('set cmdwinheight=-1', 'E487:')
349  if has('conceal')
350    call assert_fails('set conceallevel=-1', 'E487:')
351    call assert_fails('set conceallevel=4', 'E474:')
352  endif
353  call assert_fails('set helpheight=-1', 'E487:')
354  call assert_fails('set history=-1', 'E487:')
355  call assert_fails('set report=-1', 'E487:')
356  call assert_fails('set shiftwidth=-1', 'E487:')
357  call assert_fails('set sidescroll=-1', 'E487:')
358  call assert_fails('set tabstop=-1', 'E487:')
359  call assert_fails('set textwidth=-1', 'E487:')
360  call assert_fails('set timeoutlen=-1', 'E487:')
361  call assert_fails('set updatecount=-1', 'E487:')
362  call assert_fails('set updatetime=-1', 'E487:')
363  call assert_fails('set winheight=-1', 'E487:')
364  call assert_fails('set tabstop!', 'E488:')
365  call assert_fails('set xxx', 'E518:')
366  call assert_fails('set beautify?', 'E519:')
367  call assert_fails('set undolevels=x', 'E521:')
368  call assert_fails('set tabstop=', 'E521:')
369  call assert_fails('set comments=-', 'E524:')
370  call assert_fails('set comments=a', 'E525:')
371  call assert_fails('set foldmarker=x', 'E536:')
372  call assert_fails('set commentstring=x', 'E537:')
373  call assert_fails('set complete=x', 'E539:')
374  call assert_fails('set statusline=%{', 'E540:')
375  call assert_fails('set statusline=%(', 'E542:')
376  if has('cursorshape')
377    " This invalid value for 'guicursor' used to cause Vim to crash.
378    call assert_fails('set guicursor=i-ci,r-cr:h', 'E545:')
379    call assert_fails('set guicursor=i-ci', 'E545:')
380    call assert_fails('set guicursor=x', 'E545:')
381    call assert_fails('set guicursor=x:', 'E546:')
382    call assert_fails('set guicursor=r-cr:horx', 'E548:')
383    call assert_fails('set guicursor=r-cr:hor0', 'E549:')
384  endif
385  if has('mouseshape')
386    call assert_fails('se mouseshape=i-r:x', 'E547:')
387  endif
388  call assert_fails('set backupext=~ patchmode=~', 'E589:')
389  call assert_fails('set winminheight=10 winheight=9', 'E591:')
390  set winminheight& winheight&
391  set winheight=10 winminheight=10
392  call assert_fails('set winheight=9', 'E591:')
393  set winminheight& winheight&
394  call assert_fails('set winminwidth=10 winwidth=9', 'E592:')
395  set winminwidth& winwidth&
396  call assert_fails('set winwidth=9 winminwidth=10', 'E592:')
397  set winwidth& winminwidth&
398  call assert_fails("set showbreak=\x01", 'E595:')
399  call assert_fails('set t_foo=', 'E846:')
400  call assert_fails('set tabstop??', 'E488:')
401  call assert_fails('set wrapscan!!', 'E488:')
402  call assert_fails('set tabstop&&', 'E488:')
403  call assert_fails('set wrapscan<<', 'E488:')
404  call assert_fails('set wrapscan=1', 'E474:')
405  call assert_fails('set autoindent@', 'E488:')
406  call assert_fails('set wildchar=<abc>', 'E474:')
407  call assert_fails('set cmdheight=1a', 'E521:')
408  call assert_fails('set invcmdheight', 'E474:')
409  if has('python') && has('python3')
410    call assert_fails('set pyxversion=6', 'E474:')
411  endif
412  call assert_fails("let &tabstop='ab'", 'E521:')
413  call assert_fails('set spellcapcheck=%\\(', 'E54:')
414endfunc
415
416func CheckWasSet(name)
417  let verb_cm = execute('verbose set ' .. a:name .. '?')
418  call assert_match('Last set from.*test_options.vim', verb_cm)
419endfunc
420func CheckWasNotSet(name)
421  let verb_cm = execute('verbose set ' .. a:name .. '?')
422  call assert_notmatch('Last set from', verb_cm)
423endfunc
424
425" Must be executed before other tests that set 'term'.
426func Test_000_term_option_verbose()
427  CheckNotGui
428
429  call CheckWasNotSet('t_cm')
430
431  let term_save = &term
432  set term=ansi
433  call CheckWasSet('t_cm')
434  let &term = term_save
435endfunc
436
437func Test_copy_context()
438  setlocal list
439  call CheckWasSet('list')
440  split
441  call CheckWasSet('list')
442  quit
443  setlocal nolist
444
445  set ai
446  call CheckWasSet('ai')
447  set filetype=perl
448  call CheckWasSet('filetype')
449  set fo=tcroq
450  call CheckWasSet('fo')
451
452  split Xsomebuf
453  call CheckWasSet('ai')
454  call CheckWasNotSet('filetype')
455  call CheckWasSet('fo')
456endfunc
457
458func Test_set_ttytype()
459  CheckUnix
460  CheckNotGui
461
462  " Setting 'ttytype' used to cause a double-free when exiting vim and
463  " when vim is compiled with -DEXITFREE.
464  set ttytype=ansi
465  call assert_equal('ansi', &ttytype)
466  call assert_equal(&ttytype, &term)
467  set ttytype=xterm
468  call assert_equal('xterm', &ttytype)
469  call assert_equal(&ttytype, &term)
470  " "set ttytype=" gives E522 instead of E529
471  " in travis on some builds. Why?  Catch both for now
472  try
473    set ttytype=
474    call assert_report('set ttytype= did not fail')
475  catch /E529\|E522/
476  endtry
477
478  " Some systems accept any terminal name and return dumb settings,
479  " check for failure of finding the entry and for missing 'cm' entry.
480  try
481    set ttytype=xxx
482    call assert_report('set ttytype=xxx did not fail')
483  catch /E522\|E437/
484  endtry
485
486  set ttytype&
487  call assert_equal(&ttytype, &term)
488
489  if has('gui') && !has('gui_running')
490    call assert_fails('set term=gui', 'E531:')
491  endif
492endfunc
493
494func Test_set_all()
495  set tw=75
496  set iskeyword=a-z,A-Z
497  set nosplitbelow
498  let out = execute('set all')
499  call assert_match('textwidth=75', out)
500  call assert_match('iskeyword=a-z,A-Z', out)
501  call assert_match('nosplitbelow', out)
502  set tw& iskeyword& splitbelow&
503endfunc
504
505func Test_set_one_column()
506  let out_mult = execute('set all')->split("\n")
507  let out_one = execute('set! all')->split("\n")
508  call assert_true(len(out_mult) < len(out_one))
509endfunc
510
511func Test_set_values()
512  " opt_test.vim is generated from ../optiondefs.h using gen_opt_test.vim
513  if filereadable('opt_test.vim')
514    source opt_test.vim
515  else
516    throw 'Skipped: opt_test.vim does not exist'
517  endif
518endfunc
519
520func Test_renderoptions()
521  " Only do this for Windows Vista and later, fails on Windows XP and earlier.
522  " Doesn't hurt to do this on a non-Windows system.
523  if windowsversion() !~ '^[345]\.'
524    set renderoptions=type:directx
525    set rop=type:directx
526  endif
527endfunc
528
529func ResetIndentexpr()
530  set indentexpr=
531endfunc
532
533func Test_set_indentexpr()
534  " this was causing usage of freed memory
535  set indentexpr=ResetIndentexpr()
536  new
537  call feedkeys("i\<c-f>", 'x')
538  call assert_equal('', &indentexpr)
539  bwipe!
540endfunc
541
542func Test_backupskip()
543  " Option 'backupskip' may contain several comma-separated path
544  " specifications if one or more of the environment variables TMPDIR, TMP,
545  " or TEMP is defined.  To simplify testing, convert the string value into a
546  " list.
547  let bsklist = split(&bsk, ',')
548
549  if has("mac")
550    let found = (index(bsklist, '/private/tmp/*') >= 0)
551    call assert_true(found, '/private/tmp not in option bsk: ' . &bsk)
552  elseif has("unix")
553    let found = (index(bsklist, '/tmp/*') >= 0)
554    call assert_true(found, '/tmp not in option bsk: ' . &bsk)
555  endif
556
557  " If our test platform is Windows, the path(s) in option bsk will use
558  " backslash for the path separator and the components could be in short
559  " (8.3) format.  As such, we need to replace the backslashes with forward
560  " slashes and convert the path components to long format.  The expand()
561  " function will do this but it cannot handle comma-separated paths.  This is
562  " why bsk was converted from a string into a list of strings above.
563  "
564  " One final complication is that the wildcard "/*" is at the end of each
565  " path and so expand() might return a list of matching files.  To prevent
566  " this, we need to remove the wildcard before calling expand() and then
567  " append it afterwards.
568  if has('win32')
569    let item_nbr = 0
570    while item_nbr < len(bsklist)
571      let path_spec = bsklist[item_nbr]
572      let path_spec = strcharpart(path_spec, 0, strlen(path_spec)-2)
573      let path_spec = substitute(expand(path_spec), '\\', '/', 'g')
574      let bsklist[item_nbr] = path_spec . '/*'
575      let item_nbr += 1
576    endwhile
577  endif
578
579  " Option bsk will also include these environment variables if defined.
580  " If they're defined, verify they appear in the option value.
581  for var in  ['$TMPDIR', '$TMP', '$TEMP']
582    if exists(var)
583      let varvalue = substitute(expand(var), '\\', '/', 'g')
584      let varvalue = substitute(varvalue, '/$', '', '')
585      let varvalue .= '/*'
586      let found = (index(bsklist, varvalue) >= 0)
587      call assert_true(found, var . ' (' . varvalue . ') not in option bsk: ' . &bsk)
588    endif
589  endfor
590
591  " Duplicates from environment variables should be filtered out (option has
592  " P_NODUP).  Run this in a separate instance and write v:errors in a file,
593  " so that we see what happens on startup.
594  let after =<< trim [CODE]
595      let bsklist = split(&backupskip, ',')
596      call assert_equal(uniq(copy(bsklist)), bsklist)
597      call writefile(['errors:'] + v:errors, 'Xtestout')
598      qall
599  [CODE]
600  call writefile(after, 'Xafter')
601  let cmd = GetVimProg() . ' --not-a-term -S Xafter --cmd "set enc=utf8"'
602
603  let saveenv = {}
604  for var in ['TMPDIR', 'TMP', 'TEMP']
605    let saveenv[var] = getenv(var)
606    call setenv(var, '/duplicate/path')
607  endfor
608
609  exe 'silent !' . cmd
610  call assert_equal(['errors:'], readfile('Xtestout'))
611
612  " restore environment variables
613  for var in ['TMPDIR', 'TMP', 'TEMP']
614    call setenv(var, saveenv[var])
615  endfor
616
617  call delete('Xtestout')
618  call delete('Xafter')
619
620  " Duplicates should be filtered out (option has P_NODUP)
621  let backupskip = &backupskip
622  set backupskip=
623  set backupskip+=/test/dir
624  set backupskip+=/other/dir
625  set backupskip+=/test/dir
626  call assert_equal('/test/dir,/other/dir', &backupskip)
627  let &backupskip = backupskip
628endfunc
629
630func Test_copy_winopt()
631  set hidden
632
633  " Test copy option from current buffer in window
634  split
635  enew
636  setlocal numberwidth=5
637  wincmd w
638  call assert_equal(4,&numberwidth)
639  bnext
640  call assert_equal(5,&numberwidth)
641  bw!
642  call assert_equal(4,&numberwidth)
643
644  " Test copy value from window that used to be display the buffer
645  split
646  enew
647  setlocal numberwidth=6
648  bnext
649  wincmd w
650  call assert_equal(4,&numberwidth)
651  bnext
652  call assert_equal(6,&numberwidth)
653  bw!
654
655  " Test that if buffer is current, don't use the stale cached value
656  " from the last time the buffer was displayed.
657  split
658  enew
659  setlocal numberwidth=7
660  bnext
661  bnext
662  setlocal numberwidth=8
663  wincmd w
664  call assert_equal(4,&numberwidth)
665  bnext
666  call assert_equal(8,&numberwidth)
667  bw!
668
669  " Test value is not copied if window already has seen the buffer
670  enew
671  split
672  setlocal numberwidth=9
673  bnext
674  setlocal numberwidth=10
675  wincmd w
676  call assert_equal(4,&numberwidth)
677  bnext
678  call assert_equal(4,&numberwidth)
679  bw!
680
681  set hidden&
682endfunc
683
684func Test_shortmess_F()
685  new
686  call assert_match('\[No Name\]', execute('file'))
687  set shortmess+=F
688  call assert_match('\[No Name\]', execute('file'))
689  call assert_match('^\s*$', execute('file foo'))
690  call assert_match('foo', execute('file'))
691  set shortmess-=F
692  call assert_match('bar', execute('file bar'))
693  call assert_match('bar', execute('file'))
694  set shortmess&
695  bwipe
696endfunc
697
698func Test_shortmess_F2()
699  e file1
700  e file2
701  call assert_match('file1', execute('bn', ''))
702  call assert_match('file2', execute('bn', ''))
703  set shortmess+=F
704  call assert_true(empty(execute('bn', '')))
705  call assert_false(test_getvalue('need_fileinfo'))
706  call assert_true(empty(execute('bn', '')))
707  call assert_false('need_fileinfo'->test_getvalue())
708  set hidden
709  call assert_true(empty(execute('bn', '')))
710  call assert_false(test_getvalue('need_fileinfo'))
711  call assert_true(empty(execute('bn', '')))
712  call assert_false(test_getvalue('need_fileinfo'))
713  set nohidden
714  call assert_true(empty(execute('bn', '')))
715  call assert_false(test_getvalue('need_fileinfo'))
716  call assert_true(empty(execute('bn', '')))
717  call assert_false(test_getvalue('need_fileinfo'))
718  set shortmess&
719  call assert_match('file1', execute('bn', ''))
720  call assert_match('file2', execute('bn', ''))
721  bwipe
722  bwipe
723endfunc
724
725func Test_local_scrolloff()
726  set so=5
727  set siso=7
728  split
729  call assert_equal(5, &so)
730  setlocal so=3
731  call assert_equal(3, &so)
732  wincmd w
733  call assert_equal(5, &so)
734  wincmd w
735  setlocal so<
736  call assert_equal(5, &so)
737  setlocal so=0
738  call assert_equal(0, &so)
739  setlocal so=-1
740  call assert_equal(5, &so)
741
742  call assert_equal(7, &siso)
743  setlocal siso=3
744  call assert_equal(3, &siso)
745  wincmd w
746  call assert_equal(7, &siso)
747  wincmd w
748  setlocal siso<
749  call assert_equal(7, &siso)
750  setlocal siso=0
751  call assert_equal(0, &siso)
752  setlocal siso=-1
753  call assert_equal(7, &siso)
754
755  close
756  set so&
757  set siso&
758endfunc
759
760func Test_writedelay()
761  CheckFunction reltimefloat
762
763  new
764  call setline(1, 'empty')
765  redraw
766  set writedelay=10
767  let start = reltime()
768  call setline(1, repeat('x', 70))
769  redraw
770  let elapsed = reltimefloat(reltime(start))
771  set writedelay=0
772  " With 'writedelay' set should take at least 30 * 10 msec
773  call assert_inrange(30 * 0.01, 999.0, elapsed)
774
775  bwipe!
776endfunc
777
778func Test_visualbell()
779  set belloff=
780  set visualbell
781  call assert_beeps('normal 0h')
782  set novisualbell
783  set belloff=all
784endfunc
785
786" Test for the 'write' option
787func Test_write()
788  new
789  call setline(1, ['L1'])
790  set nowrite
791  call assert_fails('write Xfile', 'E142:')
792  set write
793  close!
794endfunc
795
796" Test for 'buftype' option
797func Test_buftype()
798  new
799  call setline(1, ['L1'])
800  set buftype=nowrite
801  call assert_fails('write', 'E382:')
802
803  for val in ['', 'nofile', 'nowrite', 'acwrite', 'quickfix', 'help', 'terminal', 'prompt', 'popup']
804    exe 'set buftype=' .. val
805    call writefile(['something'], 'XBuftype')
806    call assert_fails('write XBuftype', 'E13:', 'with buftype=' .. val)
807  endfor
808
809  call delete('XBuftype')
810  bwipe!
811endfunc
812
813" Test for the 'shell' option
814func Test_shell()
815  CheckUnix
816  let save_shell = &shell
817  set shell=
818  let caught_e91 = 0
819  try
820    shell
821  catch /E91:/
822    let caught_e91 = 1
823  endtry
824  call assert_equal(1, caught_e91)
825  let &shell = save_shell
826endfunc
827
828" Test for the 'shellquote' option
829func Test_shellquote()
830  CheckUnix
831  set shellquote=#
832  set verbose=20
833  redir => v
834  silent! !echo Hello
835  redir END
836  set verbose&
837  set shellquote&
838  call assert_match(': "#echo Hello#"', v)
839endfunc
840
841" Test for the 'rightleftcmd' option
842func Test_rightleftcmd()
843  CheckFeature rightleft
844  set rightleft
845  set rightleftcmd
846
847  let g:l = []
848  func AddPos()
849    call add(g:l, screencol())
850    return ''
851  endfunc
852  cmap <expr> <F2> AddPos()
853
854  call feedkeys("/\<F2>abc\<Left>\<F2>\<Right>\<Right>\<F2>" ..
855        \ "\<Left>\<F2>\<Esc>", 'xt')
856  call assert_equal([&co - 1, &co - 4, &co - 2, &co - 3], g:l)
857
858  cunmap <F2>
859  unlet g:l
860  set rightleftcmd&
861  set rightleft&
862endfunc
863
864" Test for the "debug" option
865func Test_debug_option()
866  set debug=beep
867  exe "normal \<C-c>"
868  call assert_equal('Beep!', Screenline(&lines))
869  set debug&
870endfunc
871
872" Test for the default CDPATH option
873func Test_opt_default_cdpath()
874  CheckFeature file_in_path
875  let after =<< trim [CODE]
876    call assert_equal(',/path/to/dir1,/path/to/dir2', &cdpath)
877    call writefile(v:errors, 'Xtestout')
878    qall
879  [CODE]
880  if has('unix')
881    let $CDPATH='/path/to/dir1:/path/to/dir2'
882  else
883    let $CDPATH='/path/to/dir1;/path/to/dir2'
884  endif
885  if RunVim([], after, '')
886    call assert_equal([], readfile('Xtestout'))
887    call delete('Xtestout')
888  endif
889endfunc
890
891" Test for setting keycodes using set
892func Test_opt_set_keycode()
893  call assert_fails('set <t_k1=l', 'E474:')
894  call assert_fails('set <Home=l', 'E474:')
895  set <t_k9>=abcd
896  call assert_equal('abcd', &t_k9)
897  set <t_k9>&
898  set <F9>=xyz
899  call assert_equal('xyz', &t_k9)
900  set <t_k9>&
901endfunc
902
903" Test for changing options in a sandbox
904func Test_opt_sandbox()
905  for opt in ['backupdir', 'cdpath', 'exrc']
906    call assert_fails('sandbox set ' .. opt .. '?', 'E48:')
907    call assert_fails('sandbox let &' .. opt .. ' = 1', 'E48:')
908  endfor
909  call assert_fails('sandbox let &modelineexpr = 1', 'E48:')
910endfunc
911
912" Test for setting an option with local value to global value
913func Test_opt_local_to_global()
914  setglobal equalprg=gprg
915  setlocal equalprg=lprg
916  call assert_equal('gprg', &g:equalprg)
917  call assert_equal('lprg', &l:equalprg)
918  call assert_equal('lprg', &equalprg)
919  set equalprg<
920  call assert_equal('', &l:equalprg)
921  call assert_equal('gprg', &equalprg)
922  setglobal equalprg=gnewprg
923  setlocal equalprg=lnewprg
924  setlocal equalprg<
925  call assert_equal('gnewprg', &l:equalprg)
926  call assert_equal('gnewprg', &equalprg)
927  set equalprg&
928endfunc
929
930" Test for incrementing, decrementing and multiplying a number option value
931func Test_opt_num_op()
932  set shiftwidth=4
933  set sw+=2
934  call assert_equal(6, &sw)
935  set sw-=2
936  call assert_equal(4, &sw)
937  set sw^=2
938  call assert_equal(8, &sw)
939  set shiftwidth&
940endfunc
941
942" Test for setting option values using v:false and v:true
943func Test_opt_boolean()
944  set number&
945  set number
946  call assert_equal(1, &nu)
947  set nonu
948  call assert_equal(0, &nu)
949  let &nu = v:true
950  call assert_equal(1, &nu)
951  let &nu = v:false
952  call assert_equal(0, &nu)
953  set number&
954endfunc
955
956" Test for the 'window' option
957func Test_window_opt()
958  " Needs only one open widow
959  %bw!
960  call setline(1, range(1, 8))
961  set window=5
962  exe "normal \<C-F>"
963  call assert_equal(4, line('w0'))
964  exe "normal \<C-F>"
965  call assert_equal(7, line('w0'))
966  exe "normal \<C-F>"
967  call assert_equal(8, line('w0'))
968  exe "normal \<C-B>"
969  call assert_equal(5, line('w0'))
970  exe "normal \<C-B>"
971  call assert_equal(2, line('w0'))
972  exe "normal \<C-B>"
973  call assert_equal(1, line('w0'))
974  set window=1
975  exe "normal gg\<C-F>"
976  call assert_equal(2, line('w0'))
977  exe "normal \<C-F>"
978  call assert_equal(3, line('w0'))
979  exe "normal \<C-B>"
980  call assert_equal(2, line('w0'))
981  exe "normal \<C-B>"
982  call assert_equal(1, line('w0'))
983  enew!
984  set window&
985endfunc
986
987" Test for the 'winminheight' option
988func Test_opt_winminheight()
989  only!
990  let &winheight = &lines + 4
991  call assert_fails('let &winminheight = &lines + 2', 'E36:')
992  call assert_true(&winminheight <= &lines)
993  set winminheight&
994  set winheight&
995endfunc
996
997" Test for the 'winminwidth' option
998func Test_opt_winminwidth()
999  only!
1000  let &winwidth = &columns + 4
1001  call assert_fails('let &winminwidth = &columns + 2', 'E36:')
1002  call assert_true(&winminwidth <= &columns)
1003  set winminwidth&
1004  set winwidth&
1005endfunc
1006
1007" Test for setting option value containing spaces with isfname+=32
1008func Test_isfname_with_options()
1009  set isfname+=32
1010  setlocal keywordprg=:term\ help.exe
1011  call assert_equal(':term help.exe', &keywordprg)
1012  set isfname&
1013  setlocal keywordprg&
1014endfunc
1015
1016" vim: shiftwidth=2 sts=2 expandtab
1017