xref: /vim-8.2.3635/src/testdir/test_options.vim (revision fc65cabb)
1" Test for options
2
3function! Test_whichwrap()
4  set whichwrap=b,s
5  call assert_equal('b,s', &whichwrap)
6
7  set whichwrap+=h,l
8  call assert_equal('b,s,h,l', &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,h
17  call assert_equal('h', &whichwrap)
18
19  set whichwrap=h,h,h
20  call assert_equal('h', &whichwrap)
21
22  set whichwrap&
23endfunction
24
25function! Test_isfname()
26  " This used to cause Vim to access uninitialized memory.
27  set isfname=
28  call assert_equal("~X", expand("~X"))
29  set isfname&
30endfunction
31
32function Test_wildchar()
33  " Empty 'wildchar' used to access invalid memory.
34  call assert_fails('set wildchar=', 'E521:')
35  call assert_fails('set wildchar=abc', 'E521:')
36  set wildchar=<Esc>
37  let a=execute('set wildchar?')
38  call assert_equal("\n  wildchar=<Esc>", a)
39  set wildchar=27
40  let a=execute('set wildchar?')
41  call assert_equal("\n  wildchar=<Esc>", a)
42  set wildchar&
43endfunction
44
45function Test_options()
46  let caught = 'ok'
47  try
48    options
49  catch
50    let caught = v:throwpoint . "\n" . v:exception
51  endtry
52  call assert_equal('ok', caught)
53
54  " close option-window
55  close
56endfunction
57
58function Test_path_keep_commas()
59  " Test that changing 'path' keeps two commas.
60  set path=foo,,bar
61  set path-=bar
62  set path+=bar
63  call assert_equal('foo,,bar', &path)
64
65  set path&
66endfunction
67
68func Test_signcolumn()
69  if has('signs')
70    call assert_equal("auto", &signcolumn)
71    set signcolumn=yes
72    set signcolumn=no
73    call assert_fails('set signcolumn=nope')
74  endif
75endfunc
76
77func Test_filetype_valid()
78  if !has('autocmd')
79    return
80  endif
81  set ft=valid_name
82  call assert_equal("valid_name", &filetype)
83  set ft=valid-name
84  call assert_equal("valid-name", &filetype)
85
86  call assert_fails(":set ft=wrong;name", "E474:")
87  call assert_fails(":set ft=wrong\\\\name", "E474:")
88  call assert_fails(":set ft=wrong\\|name", "E474:")
89  call assert_fails(":set ft=wrong/name", "E474:")
90  call assert_fails(":set ft=wrong\\\nname", "E474:")
91  call assert_equal("valid-name", &filetype)
92
93  exe "set ft=trunc\x00name"
94  call assert_equal("trunc", &filetype)
95endfunc
96
97func Test_syntax_valid()
98  if !has('syntax')
99    return
100  endif
101  set syn=valid_name
102  call assert_equal("valid_name", &syntax)
103  set syn=valid-name
104  call assert_equal("valid-name", &syntax)
105
106  call assert_fails(":set syn=wrong;name", "E474:")
107  call assert_fails(":set syn=wrong\\\\name", "E474:")
108  call assert_fails(":set syn=wrong\\|name", "E474:")
109  call assert_fails(":set syn=wrong/name", "E474:")
110  call assert_fails(":set syn=wrong\\\nname", "E474:")
111  call assert_equal("valid-name", &syntax)
112
113  exe "set syn=trunc\x00name"
114  call assert_equal("trunc", &syntax)
115endfunc
116
117func Test_keymap_valid()
118  if !has('keymap')
119    return
120  endif
121  call assert_fails(":set kmp=valid_name", "E544:")
122  call assert_fails(":set kmp=valid_name", "valid_name")
123  call assert_fails(":set kmp=valid-name", "E544:")
124  call assert_fails(":set kmp=valid-name", "valid-name")
125
126  call assert_fails(":set kmp=wrong;name", "E474:")
127  call assert_fails(":set kmp=wrong\\\\name", "E474:")
128  call assert_fails(":set kmp=wrong\\|name", "E474:")
129  call assert_fails(":set kmp=wrong/name", "E474:")
130  call assert_fails(":set kmp=wrong\\\nname", "E474:")
131
132  call assert_fails(":set kmp=trunc\x00name", "E544:")
133  call assert_fails(":set kmp=trunc\x00name", "trunc")
134endfunc
135
136func Check_dir_option(name)
137  " Check that it's possible to set the option.
138  exe 'set ' . a:name . '=/usr/share/dict/words'
139  call assert_equal('/usr/share/dict/words', eval('&' . a:name))
140  exe 'set ' . a:name . '=/usr/share/dict/words,/and/there'
141  call assert_equal('/usr/share/dict/words,/and/there', eval('&' . a:name))
142  exe 'set ' . a:name . '=/usr/share/dict\ words'
143  call assert_equal('/usr/share/dict words', eval('&' . a:name))
144
145  " Check rejecting weird characters.
146  call assert_fails("set " . a:name . "=/not&there", "E474:")
147  call assert_fails("set " . a:name . "=/not>there", "E474:")
148  call assert_fails("set " . a:name . "=/not.*there", "E474:")
149endfunc
150
151func Test_cinkeys()
152  " This used to cause invalid memory access
153  set cindent cinkeys=0
154  norm a
155  set cindent& cinkeys&
156endfunc
157
158func Test_dictionary()
159  call Check_dir_option('dictionary')
160endfunc
161
162func Test_thesaurus()
163  call Check_dir_option('thesaurus')
164endfun
165
166func Test_complete()
167  " Trailing single backslash used to cause invalid memory access.
168  set complete=s\
169  new
170  call feedkeys("i\<C-N>\<Esc>", 'xt')
171  bwipe!
172  set complete&
173endfun
174
175func Test_set_completion()
176  call feedkeys(":set di\<C-A>\<C-B>\"\<CR>", 'tx')
177  call assert_equal('"set dictionary diff diffexpr diffopt digraph directory display', @:)
178
179  " Expand boolan options. When doing :set no<Tab>
180  " vim displays the options names without "no" but completion uses "no...".
181  call feedkeys(":set nodi\<C-A>\<C-B>\"\<CR>", 'tx')
182  call assert_equal('"set nodiff digraph', @:)
183
184  call feedkeys(":set invdi\<C-A>\<C-B>\"\<CR>", 'tx')
185  call assert_equal('"set invdiff digraph', @:)
186
187  " Expand abbreviation of options.
188  call feedkeys(":set ts\<C-A>\<C-B>\"\<CR>", 'tx')
189  call assert_equal('"set tabstop thesaurus ttyscroll', @:)
190
191  " Expand current value
192  call feedkeys(":set fileencodings=\<C-A>\<C-B>\"\<CR>", 'tx')
193  call assert_equal('"set fileencodings=ucs-bom,utf-8,default,latin1', @:)
194
195  call feedkeys(":set fileencodings:\<C-A>\<C-B>\"\<CR>", 'tx')
196  call assert_equal('"set fileencodings:ucs-bom,utf-8,default,latin1', @:)
197
198  " Expand key codes.
199  call feedkeys(":set <H\<C-A>\<C-B>\"\<CR>", 'tx')
200  call assert_equal('"set <Help> <Home>', @:)
201
202  " Expand terminal options.
203  call feedkeys(":set t_A\<C-A>\<C-B>\"\<CR>", 'tx')
204  call assert_equal('"set t_AB t_AF t_AL', @:)
205
206  " Expand directories.
207  call feedkeys(":set cdpath=./\<C-A>\<C-B>\"\<CR>", 'tx')
208  call assert_match(' ./samples/ ', @:)
209  call assert_notmatch(' ./small.vim ', @:)
210
211  " Expand files and directories.
212  call feedkeys(":set tags=./\<C-A>\<C-B>\"\<CR>", 'tx')
213  call assert_match(' ./samples/.* ./small.vim', @:)
214
215  call feedkeys(":set tags=./\\\\ dif\<C-A>\<C-B>\"\<CR>", 'tx')
216  call assert_equal('"set tags=./\\ diff diffexpr diffopt', @:)
217endfunc
218
219func Test_set_errors()
220  call assert_fails('set scroll=-1', 'E49:')
221  call assert_fails('set backupcopy=', 'E474:')
222  call assert_fails('set regexpengine=3', 'E474:')
223  call assert_fails('set history=10001', 'E474:')
224  call assert_fails('set numberwidth=11', 'E474:')
225  call assert_fails('set colorcolumn=-a')
226  call assert_fails('set colorcolumn=a')
227  call assert_fails('set colorcolumn=1,')
228  call assert_fails('set cmdheight=-1', 'E487:')
229  call assert_fails('set cmdwinheight=-1', 'E487:')
230  if has('conceal')
231    call assert_fails('set conceallevel=-1', 'E487:')
232    call assert_fails('set conceallevel=4', 'E474:')
233  endif
234  call assert_fails('set helpheight=-1', 'E487:')
235  call assert_fails('set history=-1', 'E487:')
236  call assert_fails('set report=-1', 'E487:')
237  call assert_fails('set shiftwidth=-1', 'E487:')
238  call assert_fails('set sidescroll=-1', 'E487:')
239  call assert_fails('set tabstop=-1', 'E487:')
240  call assert_fails('set textwidth=-1', 'E487:')
241  call assert_fails('set timeoutlen=-1', 'E487:')
242  call assert_fails('set updatecount=-1', 'E487:')
243  call assert_fails('set updatetime=-1', 'E487:')
244  call assert_fails('set winheight=-1', 'E487:')
245  call assert_fails('set tabstop!', 'E488:')
246  call assert_fails('set xxx', 'E518:')
247  call assert_fails('set beautify?', 'E519:')
248  call assert_fails('set undolevels=x', 'E521:')
249  call assert_fails('set tabstop=', 'E521:')
250  call assert_fails('set comments=-', 'E524:')
251  call assert_fails('set comments=a', 'E525:')
252  call assert_fails('set foldmarker=x', 'E536:')
253  call assert_fails('set commentstring=x', 'E537:')
254  call assert_fails('set complete=x', 'E539:')
255  call assert_fails('set statusline=%{', 'E540:')
256  call assert_fails('set statusline=' . repeat("%p", 81), 'E541:')
257  call assert_fails('set statusline=%(', 'E542:')
258  if has('cursorshape')
259    " This invalid value for 'guicursor' used to cause Vim to crash.
260    call assert_fails('set guicursor=i-ci,r-cr:h', 'E545:')
261    call assert_fails('set guicursor=i-ci', 'E545:')
262    call assert_fails('set guicursor=x', 'E545:')
263    call assert_fails('set guicursor=r-cr:horx', 'E548:')
264    call assert_fails('set guicursor=r-cr:hor0', 'E549:')
265  endif
266  call assert_fails('set backupext=~ patchmode=~', 'E589:')
267  call assert_fails('set winminheight=10 winheight=9', 'E591:')
268  call assert_fails('set winminwidth=10 winwidth=9', 'E592:')
269  call assert_fails("set showbreak=\x01", 'E595:')
270  call assert_fails('set t_foo=', 'E846:')
271endfunc
272
273func Test_set_ttytype()
274  if !has('gui_running') && has('unix')
275    " Setting 'ttytype' used to cause a double-free when exiting vim and
276    " when vim is compiled with -DEXITFREE.
277    set ttytype=ansi
278    call assert_equal('ansi', &ttytype)
279    call assert_equal(&ttytype, &term)
280    set ttytype=xterm
281    call assert_equal('xterm', &ttytype)
282    call assert_equal(&ttytype, &term)
283    " "set ttytype=" gives E522 instead of E529
284    " in travis on some builds. Why?  Catch both for now
285    try
286      set ttytype=
287      call assert_report('set ttytype= did not fail')
288    catch /E529\|E522/
289    endtry
290
291    " Some systems accept any terminal name and return dumb settings,
292    " check for failure of finding the entry and for missing 'cm' entry.
293    try
294      set ttytype=xxx
295      call assert_report('set ttytype=xxx did not fail')
296    catch /E522\|E437/
297    endtry
298
299    set ttytype&
300    call assert_equal(&ttytype, &term)
301  endif
302endfunc
303
304func Test_set_all()
305  set tw=75
306  set iskeyword=a-z,A-Z
307  set nosplitbelow
308  let out = execute('set all')
309  call assert_match('textwidth=75', out)
310  call assert_match('iskeyword=a-z,A-Z', out)
311  call assert_match('nosplitbelow', out)
312  set tw& iskeyword& splitbelow&
313endfunc
314
315func Test_set_values()
316  if filereadable('opt_test.vim')
317    source opt_test.vim
318  else
319    throw 'Skipped: opt_test.vim does not exist'
320  endif
321endfunc
322
323func ResetIndentexpr()
324  set indentexpr=
325endfunc
326
327func Test_set_indentexpr()
328  " this was causing usage of freed memory
329  set indentexpr=ResetIndentexpr()
330  new
331  call feedkeys("i\<c-f>", 'x')
332  call assert_equal('', &indentexpr)
333  bwipe!
334endfunc
335
336func Test_backupskip()
337  if has("mac")
338    call assert_match('/private/tmp/\*', &bsk)
339  elseif has("unix")
340    call assert_match('/tmp/\*', &bsk)
341  endif
342
343  let bskvalue = substitute(&bsk, '\\', '/', 'g')
344  for var in  ['$TEMPDIR', '$TMP', '$TEMP']
345    if exists(var)
346      let varvalue = substitute(expand(var), '\\', '/', 'g')
347      call assert_match(varvalue . '/\=\*', bskvalue)
348    endif
349  endfor
350endfunc
351
352func Test_copy_winopt()
353  set hidden
354
355  " Test copy option from current buffer in window
356  split
357  enew
358  setlocal numberwidth=5
359  wincmd w
360  call assert_equal(4,&numberwidth)
361  bnext
362  call assert_equal(5,&numberwidth)
363  bw!
364  call assert_equal(4,&numberwidth)
365
366  " Test copy value from window that used to be display the buffer
367  split
368  enew
369  setlocal numberwidth=6
370  bnext
371  wincmd w
372  call assert_equal(4,&numberwidth)
373  bnext
374  call assert_equal(6,&numberwidth)
375  bw!
376
377  " Test that if buffer is current, don't use the stale cached value
378  " from the last time the buffer was displayed.
379  split
380  enew
381  setlocal numberwidth=7
382  bnext
383  bnext
384  setlocal numberwidth=8
385  wincmd w
386  call assert_equal(4,&numberwidth)
387  bnext
388  call assert_equal(8,&numberwidth)
389  bw!
390
391  " Test value is not copied if window already has seen the buffer
392  enew
393  split
394  setlocal numberwidth=9
395  bnext
396  setlocal numberwidth=10
397  wincmd w
398  call assert_equal(4,&numberwidth)
399  bnext
400  call assert_equal(4,&numberwidth)
401  bw!
402
403  set hidden&
404endfunc
405
406func Test_shortmess_F()
407  new
408  call assert_match('\[No Name\]', execute('file'))
409  set shortmess+=F
410  call assert_match('\[No Name\]', execute('file'))
411  call assert_match('^\s*$', execute('file foo'))
412  call assert_match('foo', execute('file'))
413  set shortmess-=F
414  call assert_match('bar', execute('file bar'))
415  call assert_match('bar', execute('file'))
416  set shortmess&
417  bwipe
418endfunc
419
420func Test_shortmess_F2()
421  e file1
422  e file2
423  call assert_match('file1', execute('bn', ''))
424  call assert_match('file2', execute('bn', ''))
425  set shortmess+=F
426  call assert_true(empty(execute('bn', '')))
427  call assert_true(empty(execute('bn', '')))
428  set hidden
429  call assert_true(empty(execute('bn', '')))
430  call assert_true(empty(execute('bn', '')))
431  set nohidden
432  call assert_true(empty(execute('bn', '')))
433  call assert_true(empty(execute('bn', '')))
434  set shortmess&
435  call assert_match('file1', execute('bn', ''))
436  call assert_match('file2', execute('bn', ''))
437  bwipe
438  bwipe
439endfunc
440