1" Tests for various functions.
2
3source shared.vim
4source check.vim
5source term_util.vim
6source screendump.vim
7source vim9.vim
8
9" Must be done first, since the alternate buffer must be unset.
10func Test_00_bufexists()
11  call assert_equal(0, bufexists('does_not_exist'))
12  call assert_equal(1, bufexists(bufnr('%')))
13  call assert_equal(0, bufexists(0))
14  new Xfoo
15  let bn = bufnr('%')
16  call assert_equal(1, bufexists(bn))
17  call assert_equal(1, bufexists('Xfoo'))
18  call assert_equal(1, bufexists(getcwd() . '/Xfoo'))
19  call assert_equal(1, bufexists(0))
20  bw
21  call assert_equal(0, bufexists(bn))
22  call assert_equal(0, bufexists('Xfoo'))
23endfunc
24
25func Test_has()
26  call assert_equal(1, has('eval'))
27  call assert_equal(1, has('eval', 1))
28
29  if has('unix')
30    call assert_equal(1, or(has('ttyin'), 1))
31    call assert_equal(0, and(has('ttyout'), 0))
32    call assert_equal(1, has('multi_byte_encoding'))
33  endif
34  call assert_equal(1, has('vcon', 1))
35  call assert_equal(1, has('mouse_gpm_enabled', 1))
36
37  call assert_equal(0, has('nonexistent'))
38  call assert_equal(0, has('nonexistent', 1))
39
40  " Will we ever have patch 9999?
41  let ver = 'patch-' .. v:version / 100 .. '.' .. v:version % 100 .. '.9999'
42  call assert_equal(0, has(ver))
43endfunc
44
45func Test_empty()
46  call assert_equal(1, empty(''))
47  call assert_equal(0, empty('a'))
48
49  call assert_equal(1, empty(0))
50  call assert_equal(1, empty(-0))
51  call assert_equal(0, empty(1))
52  call assert_equal(0, empty(-1))
53
54  if has('float')
55    call assert_equal(1, empty(0.0))
56    call assert_equal(1, empty(-0.0))
57    call assert_equal(0, empty(1.0))
58    call assert_equal(0, empty(-1.0))
59    call assert_equal(0, empty(1.0/0.0))
60    call assert_equal(0, empty(0.0/0.0))
61  endif
62
63  call assert_equal(1, empty([]))
64  call assert_equal(0, empty(['a']))
65
66  call assert_equal(1, empty({}))
67  call assert_equal(0, empty({'a':1}))
68
69  call assert_equal(1, empty(v:null))
70  call assert_equal(1, empty(v:none))
71  call assert_equal(1, empty(v:false))
72  call assert_equal(0, empty(v:true))
73
74  if has('channel')
75    call assert_equal(1, empty(test_null_channel()))
76  endif
77  if has('job')
78    call assert_equal(1, empty(test_null_job()))
79  endif
80
81  call assert_equal(0, empty(function('Test_empty')))
82  call assert_equal(0, empty(function('Test_empty', [0])))
83
84  call assert_fails("call empty(test_void())", 'E685:')
85  call assert_fails("call empty(test_unknown())", 'E685:')
86endfunc
87
88func Test_test_void()
89  call assert_fails('echo 1 == test_void()', 'E1031:')
90  if has('float')
91    call assert_fails('echo 1.0 == test_void()', 'E1031:')
92  endif
93  call assert_fails('let x = json_encode(test_void())', 'E685:')
94  call assert_fails('let x = copy(test_void())', 'E685:')
95  call assert_fails('let x = copy([test_void()])', 'E1031:')
96endfunc
97
98func Test_len()
99  call assert_equal(1, len(0))
100  call assert_equal(2, len(12))
101
102  call assert_equal(0, len(''))
103  call assert_equal(2, len('ab'))
104
105  call assert_equal(0, len([]))
106  call assert_equal(0, len(test_null_list()))
107  call assert_equal(2, len([2, 1]))
108
109  call assert_equal(0, len({}))
110  call assert_equal(0, len(test_null_dict()))
111  call assert_equal(2, len({'a': 1, 'b': 2}))
112
113  call assert_fails('call len(v:none)', 'E701:')
114  call assert_fails('call len({-> 0})', 'E701:')
115endfunc
116
117func Test_max()
118  call assert_equal(0, max([]))
119  call assert_equal(2, max([2]))
120  call assert_equal(2, max([1, 2]))
121  call assert_equal(2, max([1, 2, v:null]))
122
123  call assert_equal(0, max({}))
124  call assert_equal(2, max({'a':1, 'b':2}))
125
126  call assert_fails('call max(1)', 'E712:')
127  call assert_fails('call max(v:none)', 'E712:')
128
129  " check we only get one error
130  call assert_fails('call max([#{}, [1]])', ['E728:', 'E728:'])
131  call assert_fails('call max(#{a: {}, b: [1]})', ['E728:', 'E728:'])
132endfunc
133
134func Test_min()
135  call assert_equal(0, min([]))
136  call assert_equal(2, min([2]))
137  call assert_equal(1, min([1, 2]))
138  call assert_equal(0, min([1, 2, v:null]))
139
140  call assert_equal(0, min({}))
141  call assert_equal(1, min({'a':1, 'b':2}))
142
143  call assert_fails('call min(1)', 'E712:')
144  call assert_fails('call min(v:none)', 'E712:')
145  call assert_fails('call min([1, {}])', 'E728:')
146
147  " check we only get one error
148  call assert_fails('call min([[1], #{}])', ['E745:', 'E745:'])
149  call assert_fails('call min(#{a: [1], b: #{}})', ['E745:', 'E745:'])
150endfunc
151
152func Test_strwidth()
153  for aw in ['single', 'double']
154    exe 'set ambiwidth=' . aw
155    call assert_equal(0, strwidth(''))
156    call assert_equal(1, strwidth("\t"))
157    call assert_equal(3, strwidth('Vim'))
158    call assert_equal(4, strwidth(1234))
159    call assert_equal(5, strwidth(-1234))
160
161    call assert_equal(2, strwidth('��'))
162    call assert_equal(17, strwidth('Eĥoŝanĝo ĉiuĵaŭde'))
163    call assert_equal((aw == 'single') ? 6 : 7, strwidth('Straße'))
164
165    call assert_fails('call strwidth({->0})', 'E729:')
166    call assert_fails('call strwidth([])', 'E730:')
167    call assert_fails('call strwidth({})', 'E731:')
168  endfor
169
170  if has('float')
171    call assert_equal(3, strwidth(1.2))
172    call CheckDefFailure(['echo strwidth(1.2)'], 'E1013:')
173    call CheckScriptFailure(['vim9script', 'echo strwidth(1.2)'], 'E806:')
174  endif
175
176  set ambiwidth&
177endfunc
178
179func Test_str2nr()
180  call assert_equal(0, str2nr(''))
181  call assert_equal(1, str2nr('1'))
182  call assert_equal(1, str2nr(' 1 '))
183
184  call assert_equal(1, str2nr('+1'))
185  call assert_equal(1, str2nr('+ 1'))
186  call assert_equal(1, str2nr(' + 1 '))
187
188  call assert_equal(-1, str2nr('-1'))
189  call assert_equal(-1, str2nr('- 1'))
190  call assert_equal(-1, str2nr(' - 1 '))
191
192  call assert_equal(123456789, str2nr('123456789'))
193  call assert_equal(-123456789, str2nr('-123456789'))
194
195  call assert_equal(5, str2nr('101', 2))
196  call assert_equal(5, '0b101'->str2nr(2))
197  call assert_equal(5, str2nr('0B101', 2))
198  call assert_equal(-5, str2nr('-101', 2))
199  call assert_equal(-5, str2nr('-0b101', 2))
200  call assert_equal(-5, str2nr('-0B101', 2))
201
202  call assert_equal(65, str2nr('101', 8))
203  call assert_equal(65, str2nr('0101', 8))
204  call assert_equal(-65, str2nr('-101', 8))
205  call assert_equal(-65, str2nr('-0101', 8))
206  call assert_equal(65, str2nr('0o101', 8))
207  call assert_equal(65, str2nr('0O0101', 8))
208  call assert_equal(-65, str2nr('-0O101', 8))
209  call assert_equal(-65, str2nr('-0o0101', 8))
210
211  call assert_equal(11259375, str2nr('abcdef', 16))
212  call assert_equal(11259375, str2nr('ABCDEF', 16))
213  call assert_equal(-11259375, str2nr('-ABCDEF', 16))
214  call assert_equal(11259375, str2nr('0xabcdef', 16))
215  call assert_equal(11259375, str2nr('0Xabcdef', 16))
216  call assert_equal(11259375, str2nr('0XABCDEF', 16))
217  call assert_equal(-11259375, str2nr('-0xABCDEF', 16))
218
219  call assert_equal(1, str2nr("1'000'000", 10, 0))
220  call assert_equal(256, str2nr("1'0000'0000", 2, 1))
221  call assert_equal(262144, str2nr("1'000'000", 8, 1))
222  call assert_equal(1000000, str2nr("1'000'000", 10, 1))
223  call assert_equal(1000, str2nr("1'000''000", 10, 1))
224  call assert_equal(65536, str2nr("1'00'00", 16, 1))
225
226  call assert_equal(0, str2nr('0x10'))
227  call assert_equal(0, str2nr('0b10'))
228  call assert_equal(0, str2nr('0o10'))
229  call assert_equal(1, str2nr('12', 2))
230  call assert_equal(1, str2nr('18', 8))
231  call assert_equal(1, str2nr('1g', 16))
232
233  call assert_equal(0, str2nr(v:null))
234  call assert_equal(0, str2nr(v:none))
235
236  call assert_fails('call str2nr([])', 'E730:')
237  call assert_fails('call str2nr({->2})', 'E729:')
238  if has('float')
239    call assert_equal(1, str2nr(1.2))
240    call CheckDefFailure(['echo str2nr(1.2)'], 'E1013:')
241    call CheckScriptFailure(['vim9script', 'echo str2nr(1.2)'], 'E806:')
242  endif
243  call assert_fails('call str2nr(10, [])', 'E745:')
244endfunc
245
246func Test_strftime()
247  CheckFunction strftime
248
249  " Format of strftime() depends on system. We assume
250  " that basic formats tested here are available and
251  " identical on all systems which support strftime().
252  "
253  " The 2nd parameter of strftime() is a local time, so the output day
254  " of strftime() can be 17 or 18, depending on timezone.
255  call assert_match('^2017-01-1[78]$', strftime('%Y-%m-%d', 1484695512))
256  "
257  call assert_match('^\d\d\d\d-\(0\d\|1[012]\)-\([012]\d\|3[01]\) \([01]\d\|2[0-3]\):[0-5]\d:\([0-5]\d\|60\)$', '%Y-%m-%d %H:%M:%S'->strftime())
258
259  call assert_fails('call strftime([])', 'E730:')
260  call assert_fails('call strftime("%Y", [])', 'E745:')
261
262  " Check that the time changes after we change the timezone
263  " Save previous timezone value, if any
264  if exists('$TZ')
265    let tz = $TZ
266  endif
267
268  " Force EST and then UTC, save the current hour (24-hour clock) for each
269  let $TZ = 'EST' | let est = strftime('%H')
270  let $TZ = 'UTC' | let utc = strftime('%H')
271
272  " Those hours should be two bytes long, and should not be the same; if they
273  " are, a tzset(3) call may have failed somewhere
274  call assert_equal(strlen(est), 2)
275  call assert_equal(strlen(utc), 2)
276  " TODO: this fails on MS-Windows
277  if has('unix')
278    call assert_notequal(est, utc)
279  endif
280
281  " If we cached a timezone value, put it back, otherwise clear it
282  if exists('tz')
283    let $TZ = tz
284  else
285    unlet $TZ
286  endif
287endfunc
288
289func Test_strptime()
290  CheckFunction strptime
291
292  if exists('$TZ')
293    let tz = $TZ
294  endif
295  let $TZ = 'UTC'
296
297  call assert_equal(1484653763, strptime('%Y-%m-%d %T', '2017-01-17 11:49:23'))
298
299  " Force DST and check that it's considered
300  let $TZ = 'WINTER0SUMMER,J1,J365'
301  call assert_equal(1484653763 - 3600, strptime('%Y-%m-%d %T', '2017-01-17 11:49:23'))
302
303  call assert_fails('call strptime()', 'E119:')
304  call assert_fails('call strptime("xxx")', 'E119:')
305  call assert_equal(0, strptime("%Y", ''))
306  call assert_equal(0, strptime("%Y", "xxx"))
307
308  if exists('tz')
309    let $TZ = tz
310  else
311    unlet $TZ
312  endif
313endfunc
314
315func Test_resolve_unix()
316  CheckUnix
317
318  " Xlink1 -> Xlink2
319  " Xlink2 -> Xlink3
320  silent !ln -s -f Xlink2 Xlink1
321  silent !ln -s -f Xlink3 Xlink2
322  call assert_equal('Xlink3', resolve('Xlink1'))
323  call assert_equal('./Xlink3', resolve('./Xlink1'))
324  call assert_equal('Xlink3/', resolve('Xlink2/'))
325  " FIXME: these tests result in things like "Xlink2/" instead of "Xlink3/"?!
326  "call assert_equal('Xlink3/', resolve('Xlink1/'))
327  "call assert_equal('./Xlink3/', resolve('./Xlink1/'))
328  "call assert_equal(getcwd() . '/Xlink3/', resolve(getcwd() . '/Xlink1/'))
329  call assert_equal(getcwd() . '/Xlink3', resolve(getcwd() . '/Xlink1'))
330
331  " Test resolve() with a symlink cycle.
332  " Xlink1 -> Xlink2
333  " Xlink2 -> Xlink3
334  " Xlink3 -> Xlink1
335  silent !ln -s -f Xlink1 Xlink3
336  call assert_fails('call resolve("Xlink1")',   'E655:')
337  call assert_fails('call resolve("./Xlink1")', 'E655:')
338  call assert_fails('call resolve("Xlink2")',   'E655:')
339  call assert_fails('call resolve("Xlink3")',   'E655:')
340  call delete('Xlink1')
341  call delete('Xlink2')
342  call delete('Xlink3')
343
344  silent !ln -s -f Xdir//Xfile Xlink
345  call assert_equal('Xdir/Xfile', resolve('Xlink'))
346  call delete('Xlink')
347
348  silent !ln -s -f Xlink2/ Xlink1
349  call assert_equal('Xlink2', 'Xlink1'->resolve())
350  call assert_equal('Xlink2/', resolve('Xlink1/'))
351  call delete('Xlink1')
352
353  silent !ln -s -f ./Xlink2 Xlink1
354  call assert_equal('Xlink2', resolve('Xlink1'))
355  call assert_equal('./Xlink2', resolve('./Xlink1'))
356  call delete('Xlink1')
357
358  call assert_equal('/', resolve('/'))
359endfunc
360
361func s:normalize_fname(fname)
362  let ret = substitute(a:fname, '\', '/', 'g')
363  let ret = substitute(ret, '//', '/', 'g')
364  return ret->tolower()
365endfunc
366
367func Test_resolve_win32()
368  CheckMSWindows
369
370  " test for shortcut file
371  if executable('cscript')
372    new Xfile
373    wq
374    let lines =<< trim END
375	Set fs = CreateObject("Scripting.FileSystemObject")
376	Set ws = WScript.CreateObject("WScript.Shell")
377	Set shortcut = ws.CreateShortcut("Xlink.lnk")
378	shortcut.TargetPath = fs.BuildPath(ws.CurrentDirectory, "Xfile")
379	shortcut.Save
380    END
381    call writefile(lines, 'link.vbs')
382    silent !cscript link.vbs
383    call delete('link.vbs')
384    call assert_equal(s:normalize_fname(getcwd() . '\Xfile'), s:normalize_fname(resolve('./Xlink.lnk')))
385    call delete('Xfile')
386
387    call assert_equal(s:normalize_fname(getcwd() . '\Xfile'), s:normalize_fname(resolve('./Xlink.lnk')))
388    call delete('Xlink.lnk')
389  else
390    echomsg 'skipped test for shortcut file'
391  endif
392
393  " remove files
394  call delete('Xlink')
395  call delete('Xdir', 'd')
396  call delete('Xfile')
397
398  " test for symbolic link to a file
399  new Xfile
400  wq
401  call assert_equal('Xfile', resolve('Xfile'))
402  silent !mklink Xlink Xfile
403  if !v:shell_error
404    call assert_equal(s:normalize_fname(getcwd() . '\Xfile'), s:normalize_fname(resolve('./Xlink')))
405    call delete('Xlink')
406  else
407    echomsg 'skipped test for symbolic link to a file'
408  endif
409  call delete('Xfile')
410
411  " test for junction to a directory
412  call mkdir('Xdir')
413  silent !mklink /J Xlink Xdir
414  if !v:shell_error
415    call assert_equal(s:normalize_fname(getcwd() . '\Xdir'), s:normalize_fname(resolve(getcwd() . '/Xlink')))
416
417    call delete('Xdir', 'd')
418
419    " test for junction already removed
420    call assert_equal(s:normalize_fname(getcwd() . '\Xlink'), s:normalize_fname(resolve(getcwd() . '/Xlink')))
421    call delete('Xlink')
422  else
423    echomsg 'skipped test for junction to a directory'
424    call delete('Xdir', 'd')
425  endif
426
427  " test for symbolic link to a directory
428  call mkdir('Xdir')
429  silent !mklink /D Xlink Xdir
430  if !v:shell_error
431    call assert_equal(s:normalize_fname(getcwd() . '\Xdir'), s:normalize_fname(resolve(getcwd() . '/Xlink')))
432
433    call delete('Xdir', 'd')
434
435    " test for symbolic link already removed
436    call assert_equal(s:normalize_fname(getcwd() . '\Xlink'), s:normalize_fname(resolve(getcwd() . '/Xlink')))
437    call delete('Xlink')
438  else
439    echomsg 'skipped test for symbolic link to a directory'
440    call delete('Xdir', 'd')
441  endif
442
443  " test for buffer name
444  new Xfile
445  wq
446  silent !mklink Xlink Xfile
447  if !v:shell_error
448    edit Xlink
449    call assert_equal('Xlink', bufname('%'))
450    call delete('Xlink')
451    bw!
452  else
453    echomsg 'skipped test for buffer name'
454  endif
455  call delete('Xfile')
456
457  " test for reparse point
458  call mkdir('Xdir')
459  call assert_equal('Xdir', resolve('Xdir'))
460  silent !mklink /D Xdirlink Xdir
461  if !v:shell_error
462    w Xdir/text.txt
463    call assert_equal('Xdir/text.txt', resolve('Xdir/text.txt'))
464    call assert_equal(s:normalize_fname(getcwd() . '\Xdir\text.txt'), s:normalize_fname(resolve('Xdirlink\text.txt')))
465    call assert_equal(s:normalize_fname(getcwd() . '\Xdir'), s:normalize_fname(resolve('Xdirlink')))
466    call delete('Xdirlink')
467  else
468    echomsg 'skipped test for reparse point'
469  endif
470
471  call delete('Xdir', 'rf')
472endfunc
473
474func Test_simplify()
475  call assert_equal('',            simplify(''))
476  call assert_equal('/',           simplify('/'))
477  call assert_equal('/',           simplify('/.'))
478  call assert_equal('/',           simplify('/..'))
479  call assert_equal('/...',        simplify('/...'))
480  call assert_equal('//path',      simplify('//path'))
481  if has('unix')
482    call assert_equal('/path',       simplify('///path'))
483    call assert_equal('/path',       simplify('////path'))
484  endif
485
486  call assert_equal('./dir/file',  './dir/file'->simplify())
487  call assert_equal('./dir/file',  simplify('.///dir//file'))
488  call assert_equal('./dir/file',  simplify('./dir/./file'))
489  call assert_equal('./file',      simplify('./dir/../file'))
490  call assert_equal('../dir/file', simplify('dir/../../dir/file'))
491  call assert_equal('./file',      simplify('dir/.././file'))
492  call assert_equal('../dir',      simplify('./../dir'))
493  call assert_equal('..',          simplify('../testdir/..'))
494  call mkdir('Xdir')
495  call assert_equal('.',           simplify('Xdir/../.'))
496  call delete('Xdir', 'd')
497
498  call assert_fails('call simplify({->0})', 'E729:')
499  call assert_fails('call simplify([])', 'E730:')
500  call assert_fails('call simplify({})', 'E731:')
501  if has('float')
502    call assert_equal('1.2', simplify(1.2))
503    call CheckDefFailure(['echo simplify(1.2)'], 'E1013:')
504    call CheckScriptFailure(['vim9script', 'echo simplify(1.2)'], 'E806:')
505  endif
506endfunc
507
508func Test_pathshorten()
509  call assert_equal('', pathshorten(''))
510  call assert_equal('foo', pathshorten('foo'))
511  call assert_equal('/foo', '/foo'->pathshorten())
512  call assert_equal('f/', pathshorten('foo/'))
513  call assert_equal('f/bar', pathshorten('foo/bar'))
514  call assert_equal('f/b/foobar', 'foo/bar/foobar'->pathshorten())
515  call assert_equal('/f/b/foobar', pathshorten('/foo/bar/foobar'))
516  call assert_equal('.f/bar', pathshorten('.foo/bar'))
517  call assert_equal('~f/bar', pathshorten('~foo/bar'))
518  call assert_equal('~.f/bar', pathshorten('~.foo/bar'))
519  call assert_equal('.~f/bar', pathshorten('.~foo/bar'))
520  call assert_equal('~/f/bar', pathshorten('~/foo/bar'))
521  call assert_fails('call pathshorten([])', 'E730:')
522
523  " test pathshorten with optional variable to set preferred size of shortening
524  call assert_equal('', pathshorten('', 2))
525  call assert_equal('foo', pathshorten('foo', 2))
526  call assert_equal('/foo', pathshorten('/foo', 2))
527  call assert_equal('fo/', pathshorten('foo/', 2))
528  call assert_equal('fo/bar', pathshorten('foo/bar', 2))
529  call assert_equal('fo/ba/foobar', pathshorten('foo/bar/foobar', 2))
530  call assert_equal('/fo/ba/foobar', pathshorten('/foo/bar/foobar', 2))
531  call assert_equal('.fo/bar', pathshorten('.foo/bar', 2))
532  call assert_equal('~fo/bar', pathshorten('~foo/bar', 2))
533  call assert_equal('~.fo/bar', pathshorten('~.foo/bar', 2))
534  call assert_equal('.~fo/bar', pathshorten('.~foo/bar', 2))
535  call assert_equal('~/fo/bar', pathshorten('~/foo/bar', 2))
536  call assert_fails('call pathshorten([],2)', 'E730:')
537  call assert_notequal('~/fo/bar', pathshorten('~/foo/bar', 3))
538  call assert_equal('~/foo/bar', pathshorten('~/foo/bar', 3))
539  call assert_equal('~/f/bar', pathshorten('~/foo/bar', 0))
540endfunc
541
542func Test_strpart()
543  call assert_equal('de', strpart('abcdefg', 3, 2))
544  call assert_equal('ab', strpart('abcdefg', -2, 4))
545  call assert_equal('abcdefg', 'abcdefg'->strpart(-2))
546  call assert_equal('fg', strpart('abcdefg', 5, 4))
547  call assert_equal('defg', strpart('abcdefg', 3))
548  call assert_equal('', strpart('abcdefg', 10))
549  call assert_fails("let s=strpart('abcdef', [])", 'E745:')
550
551  call assert_equal('lép', strpart('éléphant', 2, 4))
552  call assert_equal('léphant', strpart('éléphant', 2))
553
554  call assert_equal('é', strpart('éléphant', 0, 1, 1))
555  call assert_equal('ép', strpart('éléphant', 3, 2, v:true))
556  call assert_equal('ó', strpart('cómposed', 1, 1, 1))
557endfunc
558
559func Test_tolower()
560  call assert_equal("", tolower(""))
561
562  " Test with all printable ASCII characters.
563  call assert_equal(' !"#$%&''()*+,-./0123456789:;<=>?@abcdefghijklmnopqrstuvwxyz[\]^_`abcdefghijklmnopqrstuvwxyz{|}~',
564          \ tolower(' !"#$%&''()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~'))
565
566  " Test with a few uppercase diacritics.
567  call assert_equal("aàáâãäåāăąǎǟǡả", tolower("AÀÁÂÃÄÅĀĂĄǍǞǠẢ"))
568  call assert_equal("bḃḇ", tolower("BḂḆ"))
569  call assert_equal("cçćĉċč", tolower("CÇĆĈĊČ"))
570  call assert_equal("dďđḋḏḑ", tolower("DĎĐḊḎḐ"))
571  call assert_equal("eèéêëēĕėęěẻẽ", tolower("EÈÉÊËĒĔĖĘĚẺẼ"))
572  call assert_equal("fḟ ", tolower("FḞ "))
573  call assert_equal("gĝğġģǥǧǵḡ", tolower("GĜĞĠĢǤǦǴḠ"))
574  call assert_equal("hĥħḣḧḩ", tolower("HĤĦḢḦḨ"))
575  call assert_equal("iìíîïĩīĭįiǐỉ", tolower("IÌÍÎÏĨĪĬĮİǏỈ"))
576  call assert_equal("jĵ", tolower("JĴ"))
577  call assert_equal("kķǩḱḵ", tolower("KĶǨḰḴ"))
578  call assert_equal("lĺļľŀłḻ", tolower("LĹĻĽĿŁḺ"))
579  call assert_equal("mḿṁ", tolower("MḾṀ"))
580  call assert_equal("nñńņňṅṉ", tolower("NÑŃŅŇṄṈ"))
581  call assert_equal("oòóôõöøōŏőơǒǫǭỏ", tolower("OÒÓÔÕÖØŌŎŐƠǑǪǬỎ"))
582  call assert_equal("pṕṗ", tolower("PṔṖ"))
583  call assert_equal("q", tolower("Q"))
584  call assert_equal("rŕŗřṙṟ", tolower("RŔŖŘṘṞ"))
585  call assert_equal("sśŝşšṡ", tolower("SŚŜŞŠṠ"))
586  call assert_equal("tţťŧṫṯ", tolower("TŢŤŦṪṮ"))
587  call assert_equal("uùúûüũūŭůűųưǔủ", tolower("UÙÚÛÜŨŪŬŮŰŲƯǓỦ"))
588  call assert_equal("vṽ", tolower("VṼ"))
589  call assert_equal("wŵẁẃẅẇ", tolower("WŴẀẂẄẆ"))
590  call assert_equal("xẋẍ", tolower("XẊẌ"))
591  call assert_equal("yýŷÿẏỳỷỹ", tolower("YÝŶŸẎỲỶỸ"))
592  call assert_equal("zźżžƶẑẕ", tolower("ZŹŻŽƵẐẔ"))
593
594  " Test with a few lowercase diacritics, which should remain unchanged.
595  call assert_equal("aàáâãäåāăąǎǟǡả", tolower("aàáâãäåāăąǎǟǡả"))
596  call assert_equal("bḃḇ", tolower("bḃḇ"))
597  call assert_equal("cçćĉċč", tolower("cçćĉċč"))
598  call assert_equal("dďđḋḏḑ", tolower("dďđḋḏḑ"))
599  call assert_equal("eèéêëēĕėęěẻẽ", tolower("eèéêëēĕėęěẻẽ"))
600  call assert_equal("fḟ", tolower("fḟ"))
601  call assert_equal("gĝğġģǥǧǵḡ", tolower("gĝğġģǥǧǵḡ"))
602  call assert_equal("hĥħḣḧḩẖ", tolower("hĥħḣḧḩẖ"))
603  call assert_equal("iìíîïĩīĭįǐỉ", tolower("iìíîïĩīĭįǐỉ"))
604  call assert_equal("jĵǰ", tolower("jĵǰ"))
605  call assert_equal("kķǩḱḵ", tolower("kķǩḱḵ"))
606  call assert_equal("lĺļľŀłḻ", tolower("lĺļľŀłḻ"))
607  call assert_equal("mḿṁ ", tolower("mḿṁ "))
608  call assert_equal("nñńņňʼnṅṉ", tolower("nñńņňʼnṅṉ"))
609  call assert_equal("oòóôõöøōŏőơǒǫǭỏ", tolower("oòóôõöøōŏőơǒǫǭỏ"))
610  call assert_equal("pṕṗ", tolower("pṕṗ"))
611  call assert_equal("q", tolower("q"))
612  call assert_equal("rŕŗřṙṟ", tolower("rŕŗřṙṟ"))
613  call assert_equal("sśŝşšṡ", tolower("sśŝşšṡ"))
614  call assert_equal("tţťŧṫṯẗ", tolower("tţťŧṫṯẗ"))
615  call assert_equal("uùúûüũūŭůűųưǔủ", tolower("uùúûüũūŭůűųưǔủ"))
616  call assert_equal("vṽ", tolower("vṽ"))
617  call assert_equal("wŵẁẃẅẇẘ", tolower("wŵẁẃẅẇẘ"))
618  call assert_equal("ẋẍ", tolower("ẋẍ"))
619  call assert_equal("yýÿŷẏẙỳỷỹ", tolower("yýÿŷẏẙỳỷỹ"))
620  call assert_equal("zźżžƶẑẕ", tolower("zźżžƶẑẕ"))
621
622  " According to https://twitter.com/jifa/status/625776454479970304
623  " Ⱥ (U+023A) and Ⱦ (U+023E) are the *only* code points to increase
624  " in length (2 to 3 bytes) when lowercased. So let's test them.
625  call assert_equal("ⱥ ⱦ", tolower("Ⱥ Ⱦ"))
626
627  " This call to tolower with invalid utf8 sequence used to cause access to
628  " invalid memory.
629  call tolower("\xC0\x80\xC0")
630  call tolower("123\xC0\x80\xC0")
631
632  " Test in latin1 encoding
633  let save_enc = &encoding
634  set encoding=latin1
635  call assert_equal("abc", tolower("ABC"))
636  let &encoding = save_enc
637endfunc
638
639func Test_toupper()
640  call assert_equal("", toupper(""))
641
642  " Test with all printable ASCII characters.
643  call assert_equal(' !"#$%&''()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`ABCDEFGHIJKLMNOPQRSTUVWXYZ{|}~',
644          \ toupper(' !"#$%&''()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~'))
645
646  " Test with a few lowercase diacritics.
647  call assert_equal("AÀÁÂÃÄÅĀĂĄǍǞǠẢ", "aàáâãäåāăąǎǟǡả"->toupper())
648  call assert_equal("BḂḆ", toupper("bḃḇ"))
649  call assert_equal("CÇĆĈĊČ", toupper("cçćĉċč"))
650  call assert_equal("DĎĐḊḎḐ", toupper("dďđḋḏḑ"))
651  call assert_equal("EÈÉÊËĒĔĖĘĚẺẼ", toupper("eèéêëēĕėęěẻẽ"))
652  call assert_equal("FḞ", toupper("fḟ"))
653  call assert_equal("GĜĞĠĢǤǦǴḠ", toupper("gĝğġģǥǧǵḡ"))
654  call assert_equal("HĤĦḢḦḨẖ", toupper("hĥħḣḧḩẖ"))
655  call assert_equal("IÌÍÎÏĨĪĬĮǏỈ", toupper("iìíîïĩīĭįǐỉ"))
656  call assert_equal("JĴǰ", toupper("jĵǰ"))
657  call assert_equal("KĶǨḰḴ", toupper("kķǩḱḵ"))
658  call assert_equal("LĹĻĽĿŁḺ", toupper("lĺļľŀłḻ"))
659  call assert_equal("MḾṀ ", toupper("mḿṁ "))
660  call assert_equal("NÑŃŅŇʼnṄṈ", toupper("nñńņňʼnṅṉ"))
661  call assert_equal("OÒÓÔÕÖØŌŎŐƠǑǪǬỎ", toupper("oòóôõöøōŏőơǒǫǭỏ"))
662  call assert_equal("PṔṖ", toupper("pṕṗ"))
663  call assert_equal("Q", toupper("q"))
664  call assert_equal("RŔŖŘṘṞ", toupper("rŕŗřṙṟ"))
665  call assert_equal("SŚŜŞŠṠ", toupper("sśŝşšṡ"))
666  call assert_equal("TŢŤŦṪṮẗ", toupper("tţťŧṫṯẗ"))
667  call assert_equal("UÙÚÛÜŨŪŬŮŰŲƯǓỦ", toupper("uùúûüũūŭůűųưǔủ"))
668  call assert_equal("VṼ", toupper("vṽ"))
669  call assert_equal("WŴẀẂẄẆẘ", toupper("wŵẁẃẅẇẘ"))
670  call assert_equal("ẊẌ", toupper("ẋẍ"))
671  call assert_equal("YÝŸŶẎẙỲỶỸ", toupper("yýÿŷẏẙỳỷỹ"))
672  call assert_equal("ZŹŻŽƵẐẔ", toupper("zźżžƶẑẕ"))
673
674  " Test that uppercase diacritics, which should remain unchanged.
675  call assert_equal("AÀÁÂÃÄÅĀĂĄǍǞǠẢ", toupper("AÀÁÂÃÄÅĀĂĄǍǞǠẢ"))
676  call assert_equal("BḂḆ", toupper("BḂḆ"))
677  call assert_equal("CÇĆĈĊČ", toupper("CÇĆĈĊČ"))
678  call assert_equal("DĎĐḊḎḐ", toupper("DĎĐḊḎḐ"))
679  call assert_equal("EÈÉÊËĒĔĖĘĚẺẼ", toupper("EÈÉÊËĒĔĖĘĚẺẼ"))
680  call assert_equal("FḞ ", toupper("FḞ "))
681  call assert_equal("GĜĞĠĢǤǦǴḠ", toupper("GĜĞĠĢǤǦǴḠ"))
682  call assert_equal("HĤĦḢḦḨ", toupper("HĤĦḢḦḨ"))
683  call assert_equal("IÌÍÎÏĨĪĬĮİǏỈ", toupper("IÌÍÎÏĨĪĬĮİǏỈ"))
684  call assert_equal("JĴ", toupper("JĴ"))
685  call assert_equal("KĶǨḰḴ", toupper("KĶǨḰḴ"))
686  call assert_equal("LĹĻĽĿŁḺ", toupper("LĹĻĽĿŁḺ"))
687  call assert_equal("MḾṀ", toupper("MḾṀ"))
688  call assert_equal("NÑŃŅŇṄṈ", toupper("NÑŃŅŇṄṈ"))
689  call assert_equal("OÒÓÔÕÖØŌŎŐƠǑǪǬỎ", toupper("OÒÓÔÕÖØŌŎŐƠǑǪǬỎ"))
690  call assert_equal("PṔṖ", toupper("PṔṖ"))
691  call assert_equal("Q", toupper("Q"))
692  call assert_equal("RŔŖŘṘṞ", toupper("RŔŖŘṘṞ"))
693  call assert_equal("SŚŜŞŠṠ", toupper("SŚŜŞŠṠ"))
694  call assert_equal("TŢŤŦṪṮ", toupper("TŢŤŦṪṮ"))
695  call assert_equal("UÙÚÛÜŨŪŬŮŰŲƯǓỦ", toupper("UÙÚÛÜŨŪŬŮŰŲƯǓỦ"))
696  call assert_equal("VṼ", toupper("VṼ"))
697  call assert_equal("WŴẀẂẄẆ", toupper("WŴẀẂẄẆ"))
698  call assert_equal("XẊẌ", toupper("XẊẌ"))
699  call assert_equal("YÝŶŸẎỲỶỸ", toupper("YÝŶŸẎỲỶỸ"))
700  call assert_equal("ZŹŻŽƵẐẔ", toupper("ZŹŻŽƵẐẔ"))
701
702  call assert_equal("Ⱥ Ⱦ", toupper("ⱥ ⱦ"))
703
704  " This call to toupper with invalid utf8 sequence used to cause access to
705  " invalid memory.
706  call toupper("\xC0\x80\xC0")
707  call toupper("123\xC0\x80\xC0")
708
709  " Test in latin1 encoding
710  let save_enc = &encoding
711  set encoding=latin1
712  call assert_equal("ABC", toupper("abc"))
713  let &encoding = save_enc
714endfunc
715
716func Test_tr()
717  call assert_equal('foo', tr('bar', 'bar', 'foo'))
718  call assert_equal('zxy', 'cab'->tr('abc', 'xyz'))
719  call assert_fails("let s=tr([], 'abc', 'def')", 'E730:')
720  call assert_fails("let s=tr('abc', [], 'def')", 'E730:')
721  call assert_fails("let s=tr('abc', 'abc', [])", 'E730:')
722  call assert_fails("let s=tr('abcd', 'abcd', 'def')", 'E475:')
723  set encoding=latin1
724  call assert_fails("let s=tr('abcd', 'abcd', 'def')", 'E475:')
725  call assert_equal('hEllO', tr('hello', 'eo', 'EO'))
726  call assert_equal('hello', tr('hello', 'xy', 'ab'))
727  call assert_fails('call tr("abc", "123", "₁₂")', 'E475:')
728  set encoding=utf8
729endfunc
730
731" Tests for the mode() function
732let current_modes = ''
733func Save_mode()
734  let g:current_modes = mode(0) . '-' . mode(1)
735  return ''
736endfunc
737
738" Test for the mode() function
739func Test_mode()
740  new
741  call append(0, ["Blue Ball Black", "Brown Band Bowl", ""])
742
743  " Only complete from the current buffer.
744  set complete=.
745
746  inoremap <F2> <C-R>=Save_mode()<CR>
747
748  normal! 3G
749  exe "normal i\<F2>\<Esc>"
750  call assert_equal('i-i', g:current_modes)
751  " i_CTRL-P: Multiple matches
752  exe "normal i\<C-G>uBa\<C-P>\<F2>\<Esc>u"
753  call assert_equal('i-ic', g:current_modes)
754  " i_CTRL-P: Single match
755  exe "normal iBro\<C-P>\<F2>\<Esc>u"
756  call assert_equal('i-ic', g:current_modes)
757  " i_CTRL-X
758  exe "normal iBa\<C-X>\<F2>\<Esc>u"
759  call assert_equal('i-ix', g:current_modes)
760  " i_CTRL-X CTRL-P: Multiple matches
761  exe "normal iBa\<C-X>\<C-P>\<F2>\<Esc>u"
762  call assert_equal('i-ic', g:current_modes)
763  " i_CTRL-X CTRL-P: Single match
764  exe "normal iBro\<C-X>\<C-P>\<F2>\<Esc>u"
765  call assert_equal('i-ic', g:current_modes)
766  " i_CTRL-X CTRL-P + CTRL-P: Single match
767  exe "normal iBro\<C-X>\<C-P>\<C-P>\<F2>\<Esc>u"
768  call assert_equal('i-ic', g:current_modes)
769  " i_CTRL-X CTRL-L: Multiple matches
770  exe "normal i\<C-X>\<C-L>\<F2>\<Esc>u"
771  call assert_equal('i-ic', g:current_modes)
772  " i_CTRL-X CTRL-L: Single match
773  exe "normal iBlu\<C-X>\<C-L>\<F2>\<Esc>u"
774  call assert_equal('i-ic', g:current_modes)
775  " i_CTRL-P: No match
776  exe "normal iCom\<C-P>\<F2>\<Esc>u"
777  call assert_equal('i-ic', g:current_modes)
778  " i_CTRL-X CTRL-P: No match
779  exe "normal iCom\<C-X>\<C-P>\<F2>\<Esc>u"
780  call assert_equal('i-ic', g:current_modes)
781  " i_CTRL-X CTRL-L: No match
782  exe "normal iabc\<C-X>\<C-L>\<F2>\<Esc>u"
783  call assert_equal('i-ic', g:current_modes)
784
785  " R_CTRL-P: Multiple matches
786  exe "normal RBa\<C-P>\<F2>\<Esc>u"
787  call assert_equal('R-Rc', g:current_modes)
788  " R_CTRL-P: Single match
789  exe "normal RBro\<C-P>\<F2>\<Esc>u"
790  call assert_equal('R-Rc', g:current_modes)
791  " R_CTRL-X
792  exe "normal RBa\<C-X>\<F2>\<Esc>u"
793  call assert_equal('R-Rx', g:current_modes)
794  " R_CTRL-X CTRL-P: Multiple matches
795  exe "normal RBa\<C-X>\<C-P>\<F2>\<Esc>u"
796  call assert_equal('R-Rc', g:current_modes)
797  " R_CTRL-X CTRL-P: Single match
798  exe "normal RBro\<C-X>\<C-P>\<F2>\<Esc>u"
799  call assert_equal('R-Rc', g:current_modes)
800  " R_CTRL-X CTRL-P + CTRL-P: Single match
801  exe "normal RBro\<C-X>\<C-P>\<C-P>\<F2>\<Esc>u"
802  call assert_equal('R-Rc', g:current_modes)
803  " R_CTRL-X CTRL-L: Multiple matches
804  exe "normal R\<C-X>\<C-L>\<F2>\<Esc>u"
805  call assert_equal('R-Rc', g:current_modes)
806  " R_CTRL-X CTRL-L: Single match
807  exe "normal RBlu\<C-X>\<C-L>\<F2>\<Esc>u"
808  call assert_equal('R-Rc', g:current_modes)
809  " R_CTRL-P: No match
810  exe "normal RCom\<C-P>\<F2>\<Esc>u"
811  call assert_equal('R-Rc', g:current_modes)
812  " R_CTRL-X CTRL-P: No match
813  exe "normal RCom\<C-X>\<C-P>\<F2>\<Esc>u"
814  call assert_equal('R-Rc', g:current_modes)
815  " R_CTRL-X CTRL-L: No match
816  exe "normal Rabc\<C-X>\<C-L>\<F2>\<Esc>u"
817  call assert_equal('R-Rc', g:current_modes)
818
819  call assert_equal('n', 0->mode())
820  call assert_equal('n', 1->mode())
821
822  " i_CTRL-O
823  exe "normal i\<C-O>:call Save_mode()\<Cr>\<Esc>"
824  call assert_equal("n-niI", g:current_modes)
825
826  " R_CTRL-O
827  exe "normal R\<C-O>:call Save_mode()\<Cr>\<Esc>"
828  call assert_equal("n-niR", g:current_modes)
829
830  " gR_CTRL-O
831  exe "normal gR\<C-O>:call Save_mode()\<Cr>\<Esc>"
832  call assert_equal("n-niV", g:current_modes)
833
834  " How to test operator-pending mode?
835
836  call feedkeys("v", 'xt')
837  call assert_equal('v', mode())
838  call assert_equal('v', mode(1))
839  call feedkeys("\<Esc>V", 'xt')
840  call assert_equal('V', mode())
841  call assert_equal('V', mode(1))
842  call feedkeys("\<Esc>\<C-V>", 'xt')
843  call assert_equal("\<C-V>", mode())
844  call assert_equal("\<C-V>", mode(1))
845  call feedkeys("\<Esc>", 'xt')
846
847  call feedkeys("gh", 'xt')
848  call assert_equal('s', mode())
849  call assert_equal('s', mode(1))
850  call feedkeys("\<Esc>gH", 'xt')
851  call assert_equal('S', mode())
852  call assert_equal('S', mode(1))
853  call feedkeys("\<Esc>g\<C-H>", 'xt')
854  call assert_equal("\<C-S>", mode())
855  call assert_equal("\<C-S>", mode(1))
856  call feedkeys("\<Esc>", 'xt')
857
858  call feedkeys(":echo \<C-R>=Save_mode()\<C-U>\<CR>", 'xt')
859  call assert_equal('c-c', g:current_modes)
860  call feedkeys("gQecho \<C-R>=Save_mode()\<CR>\<CR>vi\<CR>", 'xt')
861  call assert_equal('c-cv', g:current_modes)
862  call feedkeys("Qcall Save_mode()\<CR>vi\<CR>", 'xt')
863  call assert_equal('c-ce', g:current_modes)
864  " How to test Ex mode?
865
866  bwipe!
867  iunmap <F2>
868  set complete&
869endfunc
870
871" Test for append()
872func Test_append()
873  enew!
874  split
875  call append(0, ["foo"])
876  call append(1, [])
877  call append(1, test_null_list())
878  call assert_equal(['foo', ''], getline(1, '$'))
879  split
880  only
881  undo
882  undo
883
884  " Using $ instead of '$' must give an error
885  call assert_fails("call append($, 'foobar')", 'E116:')
886endfunc
887
888" Test for setline()
889func Test_setline()
890  new
891  call setline(0, ["foo"])
892  call setline(0, [])
893  call setline(0, test_null_list())
894  call setline(1, ["bar"])
895  call setline(1, [])
896  call setline(1, test_null_list())
897  call setline(2, [])
898  call setline(2, test_null_list())
899  call setline(3, [])
900  call setline(3, test_null_list())
901  call setline(2, ["baz"])
902  call assert_equal(['bar', 'baz'], getline(1, '$'))
903  close!
904endfunc
905
906func Test_getbufvar()
907  let bnr = bufnr('%')
908  let b:var_num = '1234'
909  let def_num = '5678'
910  call assert_equal('1234', getbufvar(bnr, 'var_num'))
911  call assert_equal('1234', getbufvar(bnr, 'var_num', def_num))
912
913  let bd = getbufvar(bnr, '')
914  call assert_equal('1234', bd['var_num'])
915  call assert_true(exists("bd['changedtick']"))
916  call assert_equal(2, len(bd))
917
918  let bd2 = getbufvar(bnr, '', def_num)
919  call assert_equal(bd, bd2)
920
921  unlet b:var_num
922  call assert_equal(def_num, getbufvar(bnr, 'var_num', def_num))
923  call assert_equal('', getbufvar(bnr, 'var_num'))
924
925  let bd = getbufvar(bnr, '')
926  call assert_equal(1, len(bd))
927  let bd = getbufvar(bnr, '',def_num)
928  call assert_equal(1, len(bd))
929
930  call assert_equal('', getbufvar(9999, ''))
931  call assert_equal(def_num, getbufvar(9999, '', def_num))
932  unlet def_num
933
934  call assert_equal(0, getbufvar(bnr, '&autoindent'))
935  call assert_equal(0, getbufvar(bnr, '&autoindent', 1))
936
937  " Set and get a buffer-local variable
938  call setbufvar(bnr, 'bufvar_test', ['one', 'two'])
939  call assert_equal(['one', 'two'], getbufvar(bnr, 'bufvar_test'))
940
941  " Open new window with forced option values
942  set fileformats=unix,dos
943  new ++ff=dos ++bin ++enc=iso-8859-2
944  call assert_equal('dos', getbufvar(bufnr('%'), '&fileformat'))
945  call assert_equal(1, getbufvar(bufnr('%'), '&bin'))
946  call assert_equal('iso-8859-2', getbufvar(bufnr('%'), '&fenc'))
947  close
948
949  " Get the b: dict.
950  let b:testvar = 'one'
951  new
952  let b:testvar = 'two'
953  let thebuf = bufnr()
954  wincmd w
955  call assert_equal('two', getbufvar(thebuf, 'testvar'))
956  call assert_equal('two', getbufvar(thebuf, '').testvar)
957  bwipe!
958
959  set fileformats&
960endfunc
961
962func Test_last_buffer_nr()
963  call assert_equal(bufnr('$'), last_buffer_nr())
964endfunc
965
966func Test_stridx()
967  call assert_equal(-1, stridx('', 'l'))
968  call assert_equal(0,  stridx('', ''))
969  call assert_equal(0,  'hello'->stridx(''))
970  call assert_equal(-1, stridx('hello', 'L'))
971  call assert_equal(2,  stridx('hello', 'l', -1))
972  call assert_equal(2,  stridx('hello', 'l', 0))
973  call assert_equal(2,  'hello'->stridx('l', 1))
974  call assert_equal(3,  stridx('hello', 'l', 3))
975  call assert_equal(-1, stridx('hello', 'l', 4))
976  call assert_equal(-1, stridx('hello', 'l', 10))
977  call assert_equal(2,  stridx('hello', 'll'))
978  call assert_equal(-1, stridx('hello', 'hello world'))
979  call assert_fails("let n=stridx('hello', [])", 'E730:')
980  call assert_fails("let n=stridx([], 'l')", 'E730:')
981endfunc
982
983func Test_strridx()
984  call assert_equal(-1, strridx('', 'l'))
985  call assert_equal(0,  strridx('', ''))
986  call assert_equal(5,  strridx('hello', ''))
987  call assert_equal(-1, strridx('hello', 'L'))
988  call assert_equal(3,  'hello'->strridx('l'))
989  call assert_equal(3,  strridx('hello', 'l', 10))
990  call assert_equal(3,  strridx('hello', 'l', 3))
991  call assert_equal(2,  strridx('hello', 'l', 2))
992  call assert_equal(-1, strridx('hello', 'l', 1))
993  call assert_equal(-1, strridx('hello', 'l', 0))
994  call assert_equal(-1, strridx('hello', 'l', -1))
995  call assert_equal(2,  strridx('hello', 'll'))
996  call assert_equal(-1, strridx('hello', 'hello world'))
997  call assert_fails("let n=strridx('hello', [])", 'E730:')
998  call assert_fails("let n=strridx([], 'l')", 'E730:')
999endfunc
1000
1001func Test_match_func()
1002  call assert_equal(4,  match('testing', 'ing'))
1003  call assert_equal(4,  'testing'->match('ing', 2))
1004  call assert_equal(-1, match('testing', 'ing', 5))
1005  call assert_equal(-1, match('testing', 'ing', 8))
1006  call assert_equal(1, match(['vim', 'testing', 'execute'], 'ing'))
1007  call assert_equal(-1, match(['vim', 'testing', 'execute'], 'img'))
1008  call assert_fails("let x=match('vim', [])", 'E730:')
1009  call assert_equal(3, match(['a', 'b', 'c', 'a'], 'a', 1))
1010  call assert_equal(-1, match(['a', 'b', 'c', 'a'], 'a', 5))
1011  call assert_equal(4,  match('testing', 'ing', -1))
1012  call assert_fails("let x=match('testing', 'ing', 0, [])", 'E745:')
1013  call assert_equal(-1, match(test_null_list(), 2))
1014  call assert_equal(-1, match('abc', '\\%('))
1015endfunc
1016
1017func Test_matchend()
1018  call assert_equal(7,  matchend('testing', 'ing'))
1019  call assert_equal(7,  'testing'->matchend('ing', 2))
1020  call assert_equal(-1, matchend('testing', 'ing', 5))
1021  call assert_equal(-1, matchend('testing', 'ing', 8))
1022  call assert_equal(match(['vim', 'testing', 'execute'], 'ing'), matchend(['vim', 'testing', 'execute'], 'ing'))
1023  call assert_equal(match(['vim', 'testing', 'execute'], 'img'), matchend(['vim', 'testing', 'execute'], 'img'))
1024endfunc
1025
1026func Test_matchlist()
1027  call assert_equal(['acd', 'a', '', 'c', 'd', '', '', '', '', ''],  matchlist('acd', '\(a\)\?\(b\)\?\(c\)\?\(.*\)'))
1028  call assert_equal(['d', '', '', '', 'd', '', '', '', '', ''],  'acd'->matchlist('\(a\)\?\(b\)\?\(c\)\?\(.*\)', 2))
1029  call assert_equal([],  matchlist('acd', '\(a\)\?\(b\)\?\(c\)\?\(.*\)', 4))
1030endfunc
1031
1032func Test_matchstr()
1033  call assert_equal('ing',  matchstr('testing', 'ing'))
1034  call assert_equal('ing',  'testing'->matchstr('ing', 2))
1035  call assert_equal('', matchstr('testing', 'ing', 5))
1036  call assert_equal('', matchstr('testing', 'ing', 8))
1037  call assert_equal('testing', matchstr(['vim', 'testing', 'execute'], 'ing'))
1038  call assert_equal('', matchstr(['vim', 'testing', 'execute'], 'img'))
1039endfunc
1040
1041func Test_matchstrpos()
1042  call assert_equal(['ing', 4, 7], matchstrpos('testing', 'ing'))
1043  call assert_equal(['ing', 4, 7], 'testing'->matchstrpos('ing', 2))
1044  call assert_equal(['', -1, -1], matchstrpos('testing', 'ing', 5))
1045  call assert_equal(['', -1, -1], matchstrpos('testing', 'ing', 8))
1046  call assert_equal(['ing', 1, 4, 7], matchstrpos(['vim', 'testing', 'execute'], 'ing'))
1047  call assert_equal(['', -1, -1, -1], matchstrpos(['vim', 'testing', 'execute'], 'img'))
1048  call assert_equal(['', -1, -1], matchstrpos(test_null_list(), '\a'))
1049endfunc
1050
1051func Test_nextnonblank_prevnonblank()
1052  new
1053insert
1054This
1055
1056
1057is
1058
1059a
1060Test
1061.
1062  call assert_equal(0, nextnonblank(-1))
1063  call assert_equal(0, nextnonblank(0))
1064  call assert_equal(1, nextnonblank(1))
1065  call assert_equal(4, 2->nextnonblank())
1066  call assert_equal(4, nextnonblank(3))
1067  call assert_equal(4, nextnonblank(4))
1068  call assert_equal(6, nextnonblank(5))
1069  call assert_equal(6, nextnonblank(6))
1070  call assert_equal(7, nextnonblank(7))
1071  call assert_equal(0, 8->nextnonblank())
1072
1073  call assert_equal(0, prevnonblank(-1))
1074  call assert_equal(0, prevnonblank(0))
1075  call assert_equal(1, 1->prevnonblank())
1076  call assert_equal(1, prevnonblank(2))
1077  call assert_equal(1, prevnonblank(3))
1078  call assert_equal(4, prevnonblank(4))
1079  call assert_equal(4, 5->prevnonblank())
1080  call assert_equal(6, prevnonblank(6))
1081  call assert_equal(7, prevnonblank(7))
1082  call assert_equal(0, prevnonblank(8))
1083  bw!
1084endfunc
1085
1086func Test_byte2line_line2byte()
1087  new
1088  set endofline
1089  call setline(1, ['a', 'bc', 'd'])
1090
1091  set fileformat=unix
1092  call assert_equal([-1, -1, 1, 1, 2, 2, 2, 3, 3, -1],
1093  \                 map(range(-1, 8), 'byte2line(v:val)'))
1094  call assert_equal([-1, -1, 1, 3, 6, 8, -1],
1095  \                 map(range(-1, 5), 'line2byte(v:val)'))
1096
1097  set fileformat=mac
1098  call assert_equal([-1, -1, 1, 1, 2, 2, 2, 3, 3, -1],
1099  \                 map(range(-1, 8), 'v:val->byte2line()'))
1100  call assert_equal([-1, -1, 1, 3, 6, 8, -1],
1101  \                 map(range(-1, 5), 'v:val->line2byte()'))
1102
1103  set fileformat=dos
1104  call assert_equal([-1, -1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, -1],
1105  \                 map(range(-1, 11), 'byte2line(v:val)'))
1106  call assert_equal([-1, -1, 1, 4, 8, 11, -1],
1107  \                 map(range(-1, 5), 'line2byte(v:val)'))
1108
1109  bw!
1110  set noendofline nofixendofline
1111  normal a-
1112  for ff in ["unix", "mac", "dos"]
1113    let &fileformat = ff
1114    call assert_equal(1, line2byte(1))
1115    call assert_equal(2, line2byte(2))  " line2byte(line("$") + 1) is the buffer size plus one (as per :help line2byte).
1116  endfor
1117
1118  set endofline& fixendofline& fileformat&
1119  bw!
1120endfunc
1121
1122" Test for byteidx() and byteidxcomp() functions
1123func Test_byteidx()
1124  let a = '.é.' " one char of two bytes
1125  call assert_equal(0, byteidx(a, 0))
1126  call assert_equal(0, byteidxcomp(a, 0))
1127  call assert_equal(1, byteidx(a, 1))
1128  call assert_equal(1, byteidxcomp(a, 1))
1129  call assert_equal(3, byteidx(a, 2))
1130  call assert_equal(3, byteidxcomp(a, 2))
1131  call assert_equal(4, byteidx(a, 3))
1132  call assert_equal(4, byteidxcomp(a, 3))
1133  call assert_equal(-1, byteidx(a, 4))
1134  call assert_equal(-1, byteidxcomp(a, 4))
1135
1136  let b = '.é.' " normal e with composing char
1137  call assert_equal(0, b->byteidx(0))
1138  call assert_equal(1, b->byteidx(1))
1139  call assert_equal(4, b->byteidx(2))
1140  call assert_equal(5, b->byteidx(3))
1141  call assert_equal(-1, b->byteidx(4))
1142  call assert_fails("call byteidx([], 0)", 'E730:')
1143
1144  call assert_equal(0, b->byteidxcomp(0))
1145  call assert_equal(1, b->byteidxcomp(1))
1146  call assert_equal(2, b->byteidxcomp(2))
1147  call assert_equal(4, b->byteidxcomp(3))
1148  call assert_equal(5, b->byteidxcomp(4))
1149  call assert_equal(-1, b->byteidxcomp(5))
1150  call assert_fails("call byteidxcomp([], 0)", 'E730:')
1151endfunc
1152
1153" Test for charidx()
1154func Test_charidx()
1155  let a = 'xáb́y'
1156  call assert_equal(0, charidx(a, 0))
1157  call assert_equal(1, charidx(a, 3))
1158  call assert_equal(2, charidx(a, 4))
1159  call assert_equal(3, charidx(a, 7))
1160  call assert_equal(-1, charidx(a, 8))
1161  call assert_equal(-1, charidx(a, -1))
1162  call assert_equal(-1, charidx('', 0))
1163  call assert_equal(-1, charidx(test_null_string(), 0))
1164
1165  " count composing characters
1166  call assert_equal(0, charidx(a, 0, 1))
1167  call assert_equal(2, charidx(a, 2, 1))
1168  call assert_equal(3, charidx(a, 4, 1))
1169  call assert_equal(5, charidx(a, 7, 1))
1170  call assert_equal(-1, charidx(a, 8, 1))
1171  call assert_equal(-1, charidx('', 0, 1))
1172
1173  call assert_fails('let x = charidx([], 1)', 'E474:')
1174  call assert_fails('let x = charidx("abc", [])', 'E474:')
1175  call assert_fails('let x = charidx("abc", 1, [])', 'E474:')
1176  call assert_fails('let x = charidx("abc", 1, -1)', 'E1023:')
1177  call assert_fails('let x = charidx("abc", 1, 2)', 'E1023:')
1178endfunc
1179
1180func Test_count()
1181  let l = ['a', 'a', 'A', 'b']
1182  call assert_equal(2, count(l, 'a'))
1183  call assert_equal(1, count(l, 'A'))
1184  call assert_equal(1, count(l, 'b'))
1185  call assert_equal(0, count(l, 'B'))
1186
1187  call assert_equal(2, count(l, 'a', 0))
1188  call assert_equal(1, count(l, 'A', 0))
1189  call assert_equal(1, count(l, 'b', 0))
1190  call assert_equal(0, count(l, 'B', 0))
1191
1192  call assert_equal(3, count(l, 'a', 1))
1193  call assert_equal(3, count(l, 'A', 1))
1194  call assert_equal(1, count(l, 'b', 1))
1195  call assert_equal(1, count(l, 'B', 1))
1196  call assert_equal(0, count(l, 'c', 1))
1197
1198  call assert_equal(1, count(l, 'a', 0, 1))
1199  call assert_equal(2, count(l, 'a', 1, 1))
1200  call assert_fails('call count(l, "a", 0, 10)', 'E684:')
1201  call assert_fails('call count(l, "a", [])', 'E745:')
1202
1203  let d = {1: 'a', 2: 'a', 3: 'A', 4: 'b'}
1204  call assert_equal(2, count(d, 'a'))
1205  call assert_equal(1, count(d, 'A'))
1206  call assert_equal(1, count(d, 'b'))
1207  call assert_equal(0, count(d, 'B'))
1208
1209  call assert_equal(2, count(d, 'a', 0))
1210  call assert_equal(1, count(d, 'A', 0))
1211  call assert_equal(1, count(d, 'b', 0))
1212  call assert_equal(0, count(d, 'B', 0))
1213
1214  call assert_equal(3, count(d, 'a', 1))
1215  call assert_equal(3, count(d, 'A', 1))
1216  call assert_equal(1, count(d, 'b', 1))
1217  call assert_equal(1, count(d, 'B', 1))
1218  call assert_equal(0, count(d, 'c', 1))
1219
1220  call assert_fails('call count(d, "a", 0, 1)', 'E474:')
1221
1222  call assert_equal(0, count("foo", "bar"))
1223  call assert_equal(1, count("foo", "oo"))
1224  call assert_equal(2, count("foo", "o"))
1225  call assert_equal(0, count("foo", "O"))
1226  call assert_equal(2, count("foo", "O", 1))
1227  call assert_equal(2, count("fooooo", "oo"))
1228  call assert_equal(0, count("foo", ""))
1229
1230  call assert_fails('call count(0, 0)', 'E712:')
1231endfunc
1232
1233func Test_changenr()
1234  new Xchangenr
1235  call assert_equal(0, changenr())
1236  norm ifoo
1237  call assert_equal(1, changenr())
1238  set undolevels=10
1239  norm Sbar
1240  call assert_equal(2, changenr())
1241  undo
1242  call assert_equal(1, changenr())
1243  redo
1244  call assert_equal(2, changenr())
1245  bw!
1246  set undolevels&
1247endfunc
1248
1249func Test_filewritable()
1250  new Xfilewritable
1251  write!
1252  call assert_equal(1, filewritable('Xfilewritable'))
1253
1254  call assert_notequal(0, setfperm('Xfilewritable', 'r--r-----'))
1255  call assert_equal(0, filewritable('Xfilewritable'))
1256
1257  call assert_notequal(0, setfperm('Xfilewritable', 'rw-r-----'))
1258  call assert_equal(1, 'Xfilewritable'->filewritable())
1259
1260  call assert_equal(0, filewritable('doesnotexist'))
1261
1262  call mkdir('Xdir')
1263  call assert_equal(2, filewritable('Xdir'))
1264  call delete('Xdir', 'd')
1265
1266  call delete('Xfilewritable')
1267  bw!
1268endfunc
1269
1270func Test_Executable()
1271  if has('win32')
1272    call assert_equal(1, executable('notepad'))
1273    call assert_equal(1, 'notepad.exe'->executable())
1274    call assert_equal(0, executable('notepad.exe.exe'))
1275    call assert_equal(0, executable('shell32.dll'))
1276    call assert_equal(0, executable('win.ini'))
1277
1278    " get "notepad" path and remove the leading drive and sep. (ex. 'C:\')
1279    let notepadcmd = exepath('notepad.exe')
1280    let driveroot = notepadcmd[:2]
1281    let notepadcmd = notepadcmd[3:]
1282    new
1283    " check that the relative path works in /
1284    execute 'lcd' driveroot
1285    call assert_equal(1, executable(notepadcmd))
1286    call assert_equal(driveroot .. notepadcmd, notepadcmd->exepath())
1287    bwipe
1288
1289    " create "notepad.bat"
1290    call mkdir('Xdir')
1291    let notepadbat = fnamemodify('Xdir/notepad.bat', ':p')
1292    call writefile([], notepadbat)
1293    new
1294    " check that the path and the pathext order is valid
1295    lcd Xdir
1296    let [pathext, $PATHEXT] = [$PATHEXT, '.com;.exe;.bat;.cmd']
1297    call assert_equal(notepadbat, exepath('notepad'))
1298    let $PATHEXT = pathext
1299    bwipe
1300    eval 'Xdir'->delete('rf')
1301  elseif has('unix')
1302    call assert_equal(1, 'cat'->executable())
1303    call assert_equal(0, executable('nodogshere'))
1304
1305    " get "cat" path and remove the leading /
1306    let catcmd = exepath('cat')[1:]
1307    new
1308    " check that the relative path works in /
1309    lcd /
1310    call assert_equal(1, executable(catcmd))
1311    let result = catcmd->exepath()
1312    " when using chroot looking for sbin/cat can return bin/cat, that is OK
1313    if catcmd =~ '\<sbin\>' && result =~ '\<bin\>'
1314      call assert_equal('/' .. substitute(catcmd, '\<sbin\>', 'bin', ''), result)
1315    else
1316      call assert_equal('/' .. catcmd, result)
1317    endif
1318    bwipe
1319  else
1320    throw 'Skipped: does not work on this platform'
1321  endif
1322endfunc
1323
1324func Test_executable_longname()
1325  CheckMSWindows
1326
1327  " Create a temporary .bat file with 205 characters in the name.
1328  " Maximum length of a filename (including the path) on MS-Windows is 259
1329  " characters.
1330  " See https://docs.microsoft.com/en-us/windows/win32/fileio/maximum-file-path-limitation
1331  let len = 259 - getcwd()->len() - 6
1332  if len > 200
1333    let len = 200
1334  endif
1335
1336  let fname = 'X' . repeat('あ', len) . '.bat'
1337  call writefile([], fname)
1338  call assert_equal(1, executable(fname))
1339  call delete(fname)
1340endfunc
1341
1342func Test_hostname()
1343  let hostname_vim = hostname()
1344  if has('unix')
1345    let hostname_system = systemlist('uname -n')[0]
1346    call assert_equal(hostname_vim, hostname_system)
1347  endif
1348endfunc
1349
1350func Test_getpid()
1351  " getpid() always returns the same value within a vim instance.
1352  call assert_equal(getpid(), getpid())
1353  if has('unix')
1354    call assert_equal(systemlist('echo $PPID')[0], string(getpid()))
1355  endif
1356endfunc
1357
1358func Test_hlexists()
1359  call assert_equal(0, hlexists('does_not_exist'))
1360  call assert_equal(0, 'Number'->hlexists())
1361  call assert_equal(0, highlight_exists('does_not_exist'))
1362  call assert_equal(0, highlight_exists('Number'))
1363  syntax on
1364  call assert_equal(0, hlexists('does_not_exist'))
1365  call assert_equal(1, hlexists('Number'))
1366  call assert_equal(0, highlight_exists('does_not_exist'))
1367  call assert_equal(1, highlight_exists('Number'))
1368  syntax off
1369endfunc
1370
1371" Test for the col() function
1372func Test_col()
1373  new
1374  call setline(1, 'abcdef')
1375  norm gg4|mx6|mY2|
1376  call assert_equal(2, col('.'))
1377  call assert_equal(7, col('$'))
1378  call assert_equal(2, col('v'))
1379  call assert_equal(4, col("'x"))
1380  call assert_equal(6, col("'Y"))
1381  call assert_equal(2, [1, 2]->col())
1382  call assert_equal(7, col([1, '$']))
1383
1384  call assert_equal(0, col(''))
1385  call assert_equal(0, col('x'))
1386  call assert_equal(0, col([2, '$']))
1387  call assert_equal(0, col([1, 100]))
1388  call assert_equal(0, col([1]))
1389  call assert_equal(0, col(test_null_list()))
1390  call assert_fails('let c = col({})', 'E731:')
1391
1392  " test for getting the visual start column
1393  func T()
1394    let g:Vcol = col('v')
1395    return ''
1396  endfunc
1397  let g:Vcol = 0
1398  xmap <expr> <F2> T()
1399  exe "normal gg3|ve\<F2>"
1400  call assert_equal(3, g:Vcol)
1401  xunmap <F2>
1402  delfunc T
1403
1404  " Test for the visual line start and end marks '< and '>
1405  call setline(1, ['one', 'one two', 'one two three'])
1406  "normal! ggVG
1407  call feedkeys("ggVG\<Esc>", 'xt')
1408  call assert_equal(1, col("'<"))
1409  call assert_equal(14, col("'>"))
1410  " Delete the last line of the visually selected region
1411  $d
1412  call assert_notequal(14, col("'>"))
1413
1414  " Test with 'virtualedit'
1415  set virtualedit=all
1416  call cursor(1, 10)
1417  call assert_equal(4, col('.'))
1418  set virtualedit&
1419
1420  bw!
1421endfunc
1422
1423" Test for input()
1424func Test_input_func()
1425  " Test for prompt with multiple lines
1426  redir => v
1427  call feedkeys(":let c = input(\"A\\nB\\nC\\n? \")\<CR>B\<CR>", 'xt')
1428  redir END
1429  call assert_equal("B", c)
1430  call assert_equal(['A', 'B', 'C'], split(v, "\n"))
1431
1432  " Test for default value
1433  call feedkeys(":let c = input('color? ', 'red')\<CR>\<CR>", 'xt')
1434  call assert_equal('red', c)
1435
1436  " Test for completion at the input prompt
1437  func! Tcomplete(arglead, cmdline, pos)
1438    return "item1\nitem2\nitem3"
1439  endfunc
1440  call feedkeys(":let c = input('Q? ', '', 'custom,Tcomplete')\<CR>"
1441        \ .. "\<C-A>\<CR>", 'xt')
1442  delfunc Tcomplete
1443  call assert_equal('item1 item2 item3', c)
1444
1445  " Test for using special characters as default input
1446  call feedkeys(":let c = input('name? ', \"x\\<BS>y\")\<CR>\<CR>", 'xt')
1447  call assert_equal('y', c)
1448
1449  " Test for using <CR> as default input
1450  call feedkeys(":let c = input('name? ', \"\\<CR>\")\<CR>x\<CR>", 'xt')
1451  call assert_equal(' x', c)
1452
1453  call assert_fails("call input('F:', '', 'invalid')", 'E180:')
1454  call assert_fails("call input('F:', '', [])", 'E730:')
1455endfunc
1456
1457" Test for the inputdialog() function
1458func Test_inputdialog()
1459  set timeout timeoutlen=10
1460  if has('gui_running')
1461    call assert_fails('let v=inputdialog([], "xx")', 'E730:')
1462    call assert_fails('let v=inputdialog("Q", [])', 'E730:')
1463  else
1464    call feedkeys(":let v=inputdialog('Q:', 'xx', 'yy')\<CR>\<CR>", 'xt')
1465    call assert_equal('xx', v)
1466    call feedkeys(":let v=inputdialog('Q:', 'xx', 'yy')\<CR>\<Esc>", 'xt')
1467    call assert_equal('yy', v)
1468  endif
1469  set timeout& timeoutlen&
1470endfunc
1471
1472" Test for inputlist()
1473func Test_inputlist()
1474  call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>1\<cr>", 'tx')
1475  call assert_equal(1, c)
1476  call feedkeys(":let c = ['Select color:', '1. red', '2. green', '3. blue']->inputlist()\<cr>2\<cr>", 'tx')
1477  call assert_equal(2, c)
1478  call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>3\<cr>", 'tx')
1479  call assert_equal(3, c)
1480
1481  " CR to cancel
1482  call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>\<cr>", 'tx')
1483  call assert_equal(0, c)
1484
1485  " Esc to cancel
1486  call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>\<Esc>", 'tx')
1487  call assert_equal(0, c)
1488
1489  " q to cancel
1490  call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>q", 'tx')
1491  call assert_equal(0, c)
1492
1493  " Cancel after inputting a number
1494  call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>5q", 'tx')
1495  call assert_equal(0, c)
1496
1497  " Use backspace to delete characters in the prompt
1498  call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>1\<BS>3\<BS>2\<cr>", 'tx')
1499  call assert_equal(2, c)
1500
1501  " Use mouse to make a selection
1502  call test_setmouse(&lines - 3, 2)
1503  call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>\<LeftMouse>", 'tx')
1504  call assert_equal(1, c)
1505  " Mouse click outside of the list
1506  call test_setmouse(&lines - 6, 2)
1507  call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>\<LeftMouse>", 'tx')
1508  call assert_equal(-2, c)
1509
1510  call assert_fails('call inputlist("")', 'E686:')
1511  call assert_fails('call inputlist(test_null_list())', 'E686:')
1512endfunc
1513
1514func Test_balloon_show()
1515  CheckFeature balloon_eval
1516
1517  " This won't do anything but must not crash either.
1518  call balloon_show('hi!')
1519  if !has('gui_running')
1520    call balloon_show(range(3))
1521    call balloon_show([])
1522  endif
1523endfunc
1524
1525func Test_setbufvar_options()
1526  " This tests that aucmd_prepbuf() and aucmd_restbuf() properly restore the
1527  " window layout.
1528  call assert_equal(1, winnr('$'))
1529  split dummy_preview
1530  resize 2
1531  set winfixheight winfixwidth
1532  let prev_id = win_getid()
1533
1534  wincmd j
1535  let wh = winheight(0)
1536  let dummy_buf = bufnr('dummy_buf1', v:true)
1537  call setbufvar(dummy_buf, '&buftype', 'nofile')
1538  execute 'belowright vertical split #' . dummy_buf
1539  call assert_equal(wh, winheight(0))
1540  let dum1_id = win_getid()
1541
1542  wincmd h
1543  let wh = winheight(0)
1544  let dummy_buf = bufnr('dummy_buf2', v:true)
1545  eval 'nofile'->setbufvar(dummy_buf, '&buftype')
1546  execute 'belowright vertical split #' . dummy_buf
1547  call assert_equal(wh, winheight(0))
1548
1549  bwipe!
1550  call win_gotoid(prev_id)
1551  bwipe!
1552  call win_gotoid(dum1_id)
1553  bwipe!
1554endfunc
1555
1556func Test_redo_in_nested_functions()
1557  nnoremap g. :set opfunc=Operator<CR>g@
1558  function Operator( type, ... )
1559     let @x = 'XXX'
1560     execute 'normal! g`[' . (a:type ==# 'line' ? 'V' : 'v') . 'g`]' . '"xp'
1561  endfunction
1562
1563  function! Apply()
1564      5,6normal! .
1565  endfunction
1566
1567  new
1568  call setline(1, repeat(['some "quoted" text', 'more "quoted" text'], 3))
1569  1normal g.i"
1570  call assert_equal('some "XXX" text', getline(1))
1571  3,4normal .
1572  call assert_equal('some "XXX" text', getline(3))
1573  call assert_equal('more "XXX" text', getline(4))
1574  call Apply()
1575  call assert_equal('some "XXX" text', getline(5))
1576  call assert_equal('more "XXX" text', getline(6))
1577  bwipe!
1578
1579  nunmap g.
1580  delfunc Operator
1581  delfunc Apply
1582endfunc
1583
1584func Test_trim()
1585  call assert_equal("Testing", trim("  \t\r\r\x0BTesting  \t\n\r\n\t\x0B\x0B"))
1586  call assert_equal("Testing", "  \t  \r\r\n\n\x0BTesting  \t\n\r\n\t\x0B\x0B"->trim())
1587  call assert_equal("RESERVE", trim("xyz \twwRESERVEzyww \t\t", " wxyz\t"))
1588  call assert_equal("wRE    \tSERVEzyww", trim("wRE    \tSERVEzyww"))
1589  call assert_equal("abcd\t     xxxx   tail", trim(" \tabcd\t     xxxx   tail"))
1590  call assert_equal("\tabcd\t     xxxx   tail", trim(" \tabcd\t     xxxx   tail", " "))
1591  call assert_equal(" \tabcd\t     xxxx   tail", trim(" \tabcd\t     xxxx   tail", "abx"))
1592  call assert_equal("RESERVE", trim("你RESERVE好", "你好"))
1593  call assert_equal("您R E SER V E早", trim("你好您R E SER V E早好你你", "你好"))
1594  call assert_equal("你好您R E SER V E早好你你", trim(" \n\r\r   你好您R E SER V E早好你你    \t  \x0B", ))
1595  call assert_equal("您R E SER V E早好你你    \t  \x0B", trim("    你好您R E SER V E早好你你    \t  \x0B", " 你好"))
1596  call assert_equal("您R E SER V E早好你你    \t  \x0B", trim("    tteesstttt你好您R E SER V E早好你你    \t  \x0B ttestt", " 你好tes"))
1597  call assert_equal("您R E SER V E早好你你    \t  \x0B", trim("    tteesstttt你好您R E SER V E早好你你    \t  \x0B ttestt", "   你你你好好好tttsses"))
1598  call assert_equal("留下", trim("这些些不要这些留下这些", "这些不要"))
1599  call assert_equal("", trim("", ""))
1600  call assert_equal("a", trim("a", ""))
1601  call assert_equal("", trim("", "a"))
1602
1603  call assert_equal("vim", trim("  vim  ", " ", 0))
1604  call assert_equal("vim  ", trim("  vim  ", " ", 1))
1605  call assert_equal("  vim", trim("  vim  ", " ", 2))
1606  call assert_fails('eval trim("  vim  ", " ", [])', 'E745:')
1607  call assert_fails('eval trim("  vim  ", " ", -1)', 'E475:')
1608  call assert_fails('eval trim("  vim  ", " ", 3)', 'E475:')
1609
1610  let chars = join(map(range(1, 0x20) + [0xa0], {n -> n->nr2char()}), '')
1611  call assert_equal("x", trim(chars . "x" . chars))
1612
1613  call assert_fails('let c=trim([])', 'E730:')
1614endfunc
1615
1616" Test for reg_recording() and reg_executing()
1617func Test_reg_executing_and_recording()
1618  let s:reg_stat = ''
1619  func s:save_reg_stat()
1620    let s:reg_stat = reg_recording() . ':' . reg_executing()
1621    return ''
1622  endfunc
1623
1624  new
1625  call s:save_reg_stat()
1626  call assert_equal(':', s:reg_stat)
1627  call feedkeys("qa\"=s:save_reg_stat()\<CR>pq", 'xt')
1628  call assert_equal('a:', s:reg_stat)
1629  call feedkeys("@a", 'xt')
1630  call assert_equal(':a', s:reg_stat)
1631  call feedkeys("qb@aq", 'xt')
1632  call assert_equal('b:a', s:reg_stat)
1633  call feedkeys("q\"\"=s:save_reg_stat()\<CR>pq", 'xt')
1634  call assert_equal('":', s:reg_stat)
1635
1636  " :normal command saves and restores reg_executing
1637  let s:reg_stat = ''
1638  let @q = ":call TestFunc()\<CR>:call s:save_reg_stat()\<CR>"
1639  func TestFunc() abort
1640    normal! ia
1641  endfunc
1642  call feedkeys("@q", 'xt')
1643  call assert_equal(':q', s:reg_stat)
1644  delfunc TestFunc
1645
1646  " getchar() command saves and restores reg_executing
1647  map W :call TestFunc()<CR>
1648  let @q = "W"
1649  let g:typed = ''
1650  let g:regs = []
1651  func TestFunc() abort
1652    let g:regs += [reg_executing()]
1653    let g:typed = getchar(0)
1654    let g:regs += [reg_executing()]
1655  endfunc
1656  call feedkeys("@qy", 'xt')
1657  call assert_equal(char2nr("y"), g:typed)
1658  call assert_equal(['q', 'q'], g:regs)
1659  delfunc TestFunc
1660  unmap W
1661  unlet g:typed
1662  unlet g:regs
1663
1664  " input() command saves and restores reg_executing
1665  map W :call TestFunc()<CR>
1666  let @q = "W"
1667  let g:typed = ''
1668  let g:regs = []
1669  func TestFunc() abort
1670    let g:regs += [reg_executing()]
1671    let g:typed = '?'->input()
1672    let g:regs += [reg_executing()]
1673  endfunc
1674  call feedkeys("@qy\<CR>", 'xt')
1675  call assert_equal("y", g:typed)
1676  call assert_equal(['q', 'q'], g:regs)
1677  delfunc TestFunc
1678  unmap W
1679  unlet g:typed
1680  unlet g:regs
1681
1682  bwipe!
1683  delfunc s:save_reg_stat
1684  unlet s:reg_stat
1685endfunc
1686
1687func Test_inputsecret()
1688  map W :call TestFunc()<CR>
1689  let @q = "W"
1690  let g:typed1 = ''
1691  let g:typed2 = ''
1692  let g:regs = []
1693  func TestFunc() abort
1694    let g:typed1 = '?'->inputsecret()
1695    let g:typed2 = inputsecret('password: ')
1696  endfunc
1697  call feedkeys("@qsomething\<CR>else\<CR>", 'xt')
1698  call assert_equal("something", g:typed1)
1699  call assert_equal("else", g:typed2)
1700  delfunc TestFunc
1701  unmap W
1702  unlet g:typed1
1703  unlet g:typed2
1704endfunc
1705
1706func Test_getchar()
1707  call feedkeys('a', '')
1708  call assert_equal(char2nr('a'), getchar())
1709  call assert_equal(0, getchar(0))
1710  call assert_equal(0, getchar(1))
1711
1712  call feedkeys('a', '')
1713  call assert_equal('a', getcharstr())
1714  call assert_equal('', getcharstr(0))
1715  call assert_equal('', getcharstr(1))
1716
1717  call setline(1, 'xxxx')
1718  call test_setmouse(1, 3)
1719  let v:mouse_win = 9
1720  let v:mouse_winid = 9
1721  let v:mouse_lnum = 9
1722  let v:mouse_col = 9
1723  call feedkeys("\<S-LeftMouse>", '')
1724  call assert_equal("\<S-LeftMouse>", getchar())
1725  call assert_equal(1, v:mouse_win)
1726  call assert_equal(win_getid(1), v:mouse_winid)
1727  call assert_equal(1, v:mouse_lnum)
1728  call assert_equal(3, v:mouse_col)
1729  enew!
1730endfunc
1731
1732func Test_libcall_libcallnr()
1733  CheckFeature libcall
1734
1735  if has('win32')
1736    let libc = 'msvcrt.dll'
1737  elseif has('mac')
1738    let libc = 'libSystem.B.dylib'
1739  elseif executable('ldd')
1740    let libc = matchstr(split(system('ldd ' . GetVimProg())), '/libc\.so\>')
1741  endif
1742  if get(l:, 'libc', '') ==# ''
1743    " On Unix, libc.so can be in various places.
1744    if has('linux')
1745      " There is not documented but regarding the 1st argument of glibc's
1746      " dlopen an empty string and nullptr are equivalent, so using an empty
1747      " string for the 1st argument of libcall allows to call functions.
1748      let libc = ''
1749    elseif has('sun')
1750      " Set the path to libc.so according to the architecture.
1751      let test_bits = system('file ' . GetVimProg())
1752      let test_arch = system('uname -p')
1753      if test_bits =~ '64-bit' && test_arch =~ 'sparc'
1754        let libc = '/usr/lib/sparcv9/libc.so'
1755      elseif test_bits =~ '64-bit' && test_arch =~ 'i386'
1756        let libc = '/usr/lib/amd64/libc.so'
1757      else
1758        let libc = '/usr/lib/libc.so'
1759      endif
1760    else
1761      " Unfortunately skip this test until a good way is found.
1762      return
1763    endif
1764  endif
1765
1766  if has('win32')
1767    call assert_equal($USERPROFILE, 'USERPROFILE'->libcall(libc, 'getenv'))
1768  else
1769    call assert_equal($HOME, 'HOME'->libcall(libc, 'getenv'))
1770  endif
1771
1772  " If function returns NULL, libcall() should return an empty string.
1773  call assert_equal('', libcall(libc, 'getenv', 'X_ENV_DOES_NOT_EXIT'))
1774
1775  " Test libcallnr() with string and integer argument.
1776  call assert_equal(4, 'abcd'->libcallnr(libc, 'strlen'))
1777  call assert_equal(char2nr('A'), char2nr('a')->libcallnr(libc, 'toupper'))
1778
1779  call assert_fails("call libcall(libc, 'Xdoesnotexist_', '')", ['', 'E364:'])
1780  call assert_fails("call libcallnr(libc, 'Xdoesnotexist_', '')", ['', 'E364:'])
1781
1782  call assert_fails("call libcall('Xdoesnotexist_', 'getenv', 'HOME')", ['', 'E364:'])
1783  call assert_fails("call libcallnr('Xdoesnotexist_', 'strlen', 'abcd')", ['', 'E364:'])
1784endfunc
1785
1786sandbox function Fsandbox()
1787  normal ix
1788endfunc
1789
1790func Test_func_sandbox()
1791  sandbox let F = {-> 'hello'}
1792  call assert_equal('hello', F())
1793
1794  sandbox let F = {-> "normal ix\<Esc>"->execute()}
1795  call assert_fails('call F()', 'E48:')
1796  unlet F
1797
1798  call assert_fails('call Fsandbox()', 'E48:')
1799  delfunc Fsandbox
1800
1801  " From a sandbox try to set a predefined variable (which cannot be modified
1802  " from a sandbox)
1803  call assert_fails('sandbox let v:lnum = 10', 'E794:')
1804endfunc
1805
1806func EditAnotherFile()
1807  let word = expand('<cword>')
1808  edit Xfuncrange2
1809endfunc
1810
1811func Test_func_range_with_edit()
1812  " Define a function that edits another buffer, then call it with a range that
1813  " is invalid in that buffer.
1814  call writefile(['just one line'], 'Xfuncrange2')
1815  new
1816  eval 10->range()->setline(1)
1817  write Xfuncrange1
1818  call assert_fails('5,8call EditAnotherFile()', 'E16:')
1819
1820  call delete('Xfuncrange1')
1821  call delete('Xfuncrange2')
1822  bwipe!
1823endfunc
1824
1825func Test_func_exists_on_reload()
1826  call writefile(['func ExistingFunction()', 'echo "yes"', 'endfunc'], 'Xfuncexists')
1827  call assert_equal(0, exists('*ExistingFunction'))
1828  source Xfuncexists
1829  call assert_equal(1, '*ExistingFunction'->exists())
1830  " Redefining a function when reloading a script is OK.
1831  source Xfuncexists
1832  call assert_equal(1, exists('*ExistingFunction'))
1833
1834  " But redefining in another script is not OK.
1835  call writefile(['func ExistingFunction()', 'echo "yes"', 'endfunc'], 'Xfuncexists2')
1836  call assert_fails('source Xfuncexists2', 'E122:')
1837
1838  " Defining a new function from the cmdline should fail if the function is
1839  " already defined
1840  call assert_fails('call feedkeys(":func ExistingFunction()\<CR>", "xt")', 'E122:')
1841
1842  delfunc ExistingFunction
1843  call assert_equal(0, exists('*ExistingFunction'))
1844  call writefile([
1845	\ 'func ExistingFunction()', 'echo "yes"', 'endfunc',
1846	\ 'func ExistingFunction()', 'echo "no"', 'endfunc',
1847	\ ], 'Xfuncexists')
1848  call assert_fails('source Xfuncexists', 'E122:')
1849  call assert_equal(1, exists('*ExistingFunction'))
1850
1851  call delete('Xfuncexists2')
1852  call delete('Xfuncexists')
1853  delfunc ExistingFunction
1854endfunc
1855
1856" Test confirm({msg} [, {choices} [, {default} [, {type}]]])
1857func Test_confirm()
1858  CheckUnix
1859  CheckNotGui
1860
1861  call feedkeys('o', 'L')
1862  let a = confirm('Press O to proceed')
1863  call assert_equal(1, a)
1864
1865  call feedkeys('y', 'L')
1866  let a = 'Are you sure?'->confirm("&Yes\n&No")
1867  call assert_equal(1, a)
1868
1869  call feedkeys('n', 'L')
1870  let a = confirm('Are you sure?', "&Yes\n&No")
1871  call assert_equal(2, a)
1872
1873  " confirm() should return 0 when pressing CTRL-C.
1874  call feedkeys("\<C-C>", 'L')
1875  let a = confirm('Are you sure?', "&Yes\n&No")
1876  call assert_equal(0, a)
1877
1878  " <Esc> requires another character to avoid it being seen as the start of an
1879  " escape sequence.  Zero should be harmless.
1880  eval "\<Esc>0"->feedkeys('L')
1881  let a = confirm('Are you sure?', "&Yes\n&No")
1882  call assert_equal(0, a)
1883
1884  " Default choice is returned when pressing <CR>.
1885  call feedkeys("\<CR>", 'L')
1886  let a = confirm('Are you sure?', "&Yes\n&No")
1887  call assert_equal(1, a)
1888
1889  call feedkeys("\<CR>", 'L')
1890  let a = confirm('Are you sure?', "&Yes\n&No", 2)
1891  call assert_equal(2, a)
1892
1893  call feedkeys("\<CR>", 'L')
1894  let a = confirm('Are you sure?', "&Yes\n&No", 0)
1895  call assert_equal(0, a)
1896
1897  " Test with the {type} 4th argument
1898  for type in ['Error', 'Question', 'Info', 'Warning', 'Generic']
1899    call feedkeys('y', 'L')
1900    let a = confirm('Are you sure?', "&Yes\n&No\n", 1, type)
1901    call assert_equal(1, a)
1902  endfor
1903
1904  call assert_fails('call confirm([])', 'E730:')
1905  call assert_fails('call confirm("Are you sure?", [])', 'E730:')
1906  call assert_fails('call confirm("Are you sure?", "&Yes\n&No\n", [])', 'E745:')
1907  call assert_fails('call confirm("Are you sure?", "&Yes\n&No\n", 0, [])', 'E730:')
1908endfunc
1909
1910func Test_platform_name()
1911  " The system matches at most only one name.
1912  let names = ['amiga', 'bsd', 'hpux', 'linux', 'mac', 'qnx', 'sun', 'vms', 'win32', 'win32unix']
1913  call assert_inrange(0, 1, len(filter(copy(names), 'has(v:val)')))
1914
1915  " Is Unix?
1916  call assert_equal(has('bsd'), has('bsd') && has('unix'))
1917  call assert_equal(has('hpux'), has('hpux') && has('unix'))
1918  call assert_equal(has('linux'), has('linux') && has('unix'))
1919  call assert_equal(has('mac'), has('mac') && has('unix'))
1920  call assert_equal(has('qnx'), has('qnx') && has('unix'))
1921  call assert_equal(has('sun'), has('sun') && has('unix'))
1922  call assert_equal(has('win32'), has('win32') && !has('unix'))
1923  call assert_equal(has('win32unix'), has('win32unix') && has('unix'))
1924
1925  if has('unix') && executable('uname')
1926    let uname = system('uname')
1927    " GNU userland on BSD kernels (e.g., GNU/kFreeBSD) don't have BSD defined
1928    call assert_equal(uname =~? '\%(GNU/k\w\+\)\@<!BSD\|DragonFly', has('bsd'))
1929    call assert_equal(uname =~? 'HP-UX', has('hpux'))
1930    call assert_equal(uname =~? 'Linux', has('linux'))
1931    call assert_equal(uname =~? 'Darwin', has('mac'))
1932    call assert_equal(uname =~? 'QNX', has('qnx'))
1933    call assert_equal(uname =~? 'SunOS', has('sun'))
1934    call assert_equal(uname =~? 'CYGWIN\|MSYS', has('win32unix'))
1935  endif
1936endfunc
1937
1938func Test_readdir()
1939  call mkdir('Xdir')
1940  call writefile([], 'Xdir/foo.txt')
1941  call writefile([], 'Xdir/bar.txt')
1942  call mkdir('Xdir/dir')
1943
1944  " All results
1945  let files = readdir('Xdir')
1946  call assert_equal(['bar.txt', 'dir', 'foo.txt'], sort(files))
1947
1948  " Only results containing "f"
1949  let files = 'Xdir'->readdir({ x -> stridx(x, 'f') != -1 })
1950  call assert_equal(['foo.txt'], sort(files))
1951
1952  " Only .txt files
1953  let files = readdir('Xdir', { x -> x =~ '.txt$' })
1954  call assert_equal(['bar.txt', 'foo.txt'], sort(files))
1955
1956  " Only .txt files with string
1957  let files = readdir('Xdir', 'v:val =~ ".txt$"')
1958  call assert_equal(['bar.txt', 'foo.txt'], sort(files))
1959
1960  " Limit to 1 result.
1961  let l = []
1962  let files = readdir('Xdir', {x -> len(add(l, x)) == 2 ? -1 : 1})
1963  call assert_equal(1, len(files))
1964
1965  " Nested readdir() must not crash
1966  let files = readdir('Xdir', 'readdir("Xdir", "1") != []')
1967  call sort(files)->assert_equal(['bar.txt', 'dir', 'foo.txt'])
1968
1969  eval 'Xdir'->delete('rf')
1970endfunc
1971
1972func Test_readdirex()
1973  call mkdir('Xdir')
1974  call writefile(['foo'], 'Xdir/foo.txt')
1975  call writefile(['barbar'], 'Xdir/bar.txt')
1976  call mkdir('Xdir/dir')
1977
1978  " All results
1979  let files = readdirex('Xdir')->map({-> v:val.name})
1980  call assert_equal(['bar.txt', 'dir', 'foo.txt'], sort(files))
1981  let sizes = readdirex('Xdir')->map({-> v:val.size})
1982  call assert_equal([0, 4, 7], sort(sizes))
1983
1984  " Only results containing "f"
1985  let files = 'Xdir'->readdirex({ e -> stridx(e.name, 'f') != -1 })
1986			  \ ->map({-> v:val.name})
1987  call assert_equal(['foo.txt'], sort(files))
1988
1989  " Only .txt files
1990  let files = readdirex('Xdir', { e -> e.name =~ '.txt$' })
1991			  \ ->map({-> v:val.name})
1992  call assert_equal(['bar.txt', 'foo.txt'], sort(files))
1993
1994  " Only .txt files with string
1995  let files = readdirex('Xdir', 'v:val.name =~ ".txt$"')
1996			  \ ->map({-> v:val.name})
1997  call assert_equal(['bar.txt', 'foo.txt'], sort(files))
1998
1999  " Limit to 1 result.
2000  let l = []
2001  let files = readdirex('Xdir', {e -> len(add(l, e.name)) == 2 ? -1 : 1})
2002			  \ ->map({-> v:val.name})
2003  call assert_equal(1, len(files))
2004
2005  " Nested readdirex() must not crash
2006  let files = readdirex('Xdir', 'readdirex("Xdir", "1") != []')
2007			  \ ->map({-> v:val.name})
2008  call sort(files)->assert_equal(['bar.txt', 'dir', 'foo.txt'])
2009
2010  " report broken link correctly
2011  if has("unix")
2012    call writefile([], 'Xdir/abc.txt')
2013    call system("ln -s Xdir/abc.txt Xdir/link")
2014    call delete('Xdir/abc.txt')
2015    let files = readdirex('Xdir', 'readdirex("Xdir", "1") != []')
2016			  \ ->map({-> v:val.name .. '_' .. v:val.type})
2017    call sort(files)->assert_equal(
2018        \ ['bar.txt_file', 'dir_dir', 'foo.txt_file', 'link_link'])
2019  endif
2020  eval 'Xdir'->delete('rf')
2021
2022  call assert_fails('call readdirex("doesnotexist")', 'E484:')
2023endfunc
2024
2025func Test_readdirex_sort()
2026  CheckUnix
2027  " Skip tests on Mac OS X and Cygwin (does not allow several files with different casing)
2028  if has("osxdarwin") || has("osx") || has("macunix") || has("win32unix")
2029    throw 'Skipped: Test_readdirex_sort on systems that do not allow this using the default filesystem'
2030  endif
2031  let _collate = v:collate
2032  call mkdir('Xdir2')
2033  call writefile(['1'], 'Xdir2/README.txt')
2034  call writefile(['2'], 'Xdir2/Readme.txt')
2035  call writefile(['3'], 'Xdir2/readme.txt')
2036
2037  " 1) default
2038  let files = readdirex('Xdir2')->map({-> v:val.name})
2039  let default = copy(files)
2040  call assert_equal(['README.txt', 'Readme.txt', 'readme.txt'], files, 'sort using default')
2041
2042  " 2) no sorting
2043  let files = readdirex('Xdir2', 1, #{sort: 'none'})->map({-> v:val.name})
2044  let unsorted = copy(files)
2045  call assert_equal(['README.txt', 'Readme.txt', 'readme.txt'], sort(files), 'unsorted')
2046  call assert_fails("call readdirex('Xdir2', 1, #{slort: 'none'})", 'E857: Dictionary key "sort" required')
2047
2048  " 3) sort by case (same as default)
2049  let files = readdirex('Xdir2', 1, #{sort: 'case'})->map({-> v:val.name})
2050  call assert_equal(default, files, 'sort by case')
2051
2052  " 4) sort by ignoring case
2053  let files = readdirex('Xdir2', 1, #{sort: 'icase'})->map({-> v:val.name})
2054  call assert_equal(unsorted->sort('i'), files, 'sort by icase')
2055
2056  " 5) Default Collation
2057  let collate = v:collate
2058  lang collate C
2059  let files = readdirex('Xdir2', 1, #{sort: 'collate'})->map({-> v:val.name})
2060  call assert_equal(['README.txt', 'Readme.txt', 'readme.txt'], files, 'sort by C collation')
2061
2062  " 6) Collation de_DE
2063  " Switch locale, this may not work on the CI system, if the locale isn't
2064  " available
2065  try
2066    lang collate de_DE
2067    let files = readdirex('Xdir2', 1, #{sort: 'collate'})->map({-> v:val.name})
2068    call assert_equal(['readme.txt', 'Readme.txt', 'README.txt'], files, 'sort by de_DE collation')
2069  catch
2070    throw 'Skipped: de_DE collation is not available'
2071
2072  finally
2073    exe 'lang collate' collate
2074    eval 'Xdir2'->delete('rf')
2075  endtry
2076endfunc
2077
2078func Test_readdir_sort()
2079  " some more cases for testing sorting for readdirex
2080  let dir = 'Xdir3'
2081  call mkdir(dir)
2082  call writefile(['1'], dir .. '/README.txt')
2083  call writefile(['2'], dir .. '/Readm.txt')
2084  call writefile(['3'], dir .. '/read.txt')
2085  call writefile(['4'], dir .. '/Z.txt')
2086  call writefile(['5'], dir .. '/a.txt')
2087  call writefile(['6'], dir .. '/b.txt')
2088
2089  " 1) default
2090  let files = readdir(dir)
2091  let default = copy(files)
2092  call assert_equal(default->sort(), files, 'sort using default')
2093
2094  " 2) sort by case (same as default)
2095  let files = readdir(dir, '1', #{sort: 'case'})
2096  call assert_equal(default, files, 'sort using default')
2097
2098  " 3) sort by ignoring case
2099  let files = readdir(dir, '1', #{sort: 'icase'})
2100  call assert_equal(default->sort('i'), files, 'sort by ignoring case')
2101
2102  " 4) collation
2103  let collate = v:collate
2104  lang collate C
2105  let files = readdir(dir, 1, #{sort: 'collate'})
2106  call assert_equal(default->sort(), files, 'sort by C collation')
2107  exe "lang collate" collate
2108
2109  " 5) Errors
2110  call assert_fails('call readdir(dir, 1, 1)', 'E715:')
2111  call assert_fails('call readdir(dir, 1, #{sorta: 1})')
2112  call assert_fails('call readdirex(dir, 1, #{sorta: 1})')
2113
2114  " 6) ignore other values in dict
2115  let files = readdir(dir, '1', #{sort: 'c'})
2116  call assert_equal(default, files, 'sort using default2')
2117
2118  " Cleanup
2119  exe "lang collate" collate
2120
2121  eval dir->delete('rf')
2122endfunc
2123
2124func Test_delete_rf()
2125  call mkdir('Xdir')
2126  call writefile([], 'Xdir/foo.txt')
2127  call writefile([], 'Xdir/bar.txt')
2128  call mkdir('Xdir/[a-1]')  " issue #696
2129  call writefile([], 'Xdir/[a-1]/foo.txt')
2130  call writefile([], 'Xdir/[a-1]/bar.txt')
2131  call assert_true(filereadable('Xdir/foo.txt'))
2132  call assert_true('Xdir/[a-1]/foo.txt'->filereadable())
2133
2134  call assert_equal(0, delete('Xdir', 'rf'))
2135  call assert_false(filereadable('Xdir/foo.txt'))
2136  call assert_false(filereadable('Xdir/[a-1]/foo.txt'))
2137endfunc
2138
2139func Test_call()
2140  call assert_equal(3, call('len', [123]))
2141  call assert_equal(3, 'len'->call([123]))
2142  call assert_fails("call call('len', 123)", 'E714:')
2143  call assert_equal(0, call('', []))
2144  call assert_equal(0, call('len', test_null_list()))
2145
2146  function Mylen() dict
2147     return len(self.data)
2148  endfunction
2149  let mydict = {'data': [0, 1, 2, 3], 'len': function("Mylen")}
2150  eval mydict.len->call([], mydict)->assert_equal(4)
2151  call assert_fails("call call('Mylen', [], 0)", 'E715:')
2152  call assert_fails('call foo', 'E107:')
2153
2154  " These once caused a crash.
2155  call call(test_null_function(), [])
2156  call call(test_null_partial(), [])
2157  call assert_fails('call test_null_function()()', 'E1192:')
2158  call assert_fails('call test_null_partial()()', 'E117:')
2159endfunc
2160
2161func Test_char2nr()
2162  call assert_equal(12354, char2nr('あ', 1))
2163  call assert_equal(120, 'x'->char2nr())
2164  set encoding=latin1
2165  call assert_equal(120, 'x'->char2nr())
2166  set encoding=utf-8
2167endfunc
2168
2169func Test_charclass()
2170  call assert_equal(0, charclass(' '))
2171  call assert_equal(1, charclass('.'))
2172  call assert_equal(2, charclass('x'))
2173  call assert_equal(3, charclass("\u203c"))
2174  " this used to crash vim
2175  call assert_equal(0, "xxx"[-1]->charclass())
2176endfunc
2177
2178func Test_eventhandler()
2179  call assert_equal(0, eventhandler())
2180endfunc
2181
2182func Test_bufadd_bufload()
2183  call assert_equal(0, bufexists('someName'))
2184  let buf = bufadd('someName')
2185  call assert_notequal(0, buf)
2186  call assert_equal(1, bufexists('someName'))
2187  call assert_equal(0, getbufvar(buf, '&buflisted'))
2188  call assert_equal(0, bufloaded(buf))
2189  call bufload(buf)
2190  call assert_equal(1, bufloaded(buf))
2191  call assert_equal([''], getbufline(buf, 1, '$'))
2192
2193  let curbuf = bufnr('')
2194  eval ['some', 'text']->writefile('XotherName')
2195  let buf = 'XotherName'->bufadd()
2196  call assert_notequal(0, buf)
2197  eval 'XotherName'->bufexists()->assert_equal(1)
2198  call assert_equal(0, getbufvar(buf, '&buflisted'))
2199  call assert_equal(0, bufloaded(buf))
2200  eval buf->bufload()
2201  call assert_equal(1, bufloaded(buf))
2202  call assert_equal(['some', 'text'], getbufline(buf, 1, '$'))
2203  call assert_equal(curbuf, bufnr(''))
2204
2205  let buf1 = bufadd('')
2206  let buf2 = bufadd('')
2207  call assert_notequal(0, buf1)
2208  call assert_notequal(0, buf2)
2209  call assert_notequal(buf1, buf2)
2210  call assert_equal(1, bufexists(buf1))
2211  call assert_equal(1, bufexists(buf2))
2212  call assert_equal(0, bufloaded(buf1))
2213  exe 'bwipe ' .. buf1
2214  call assert_equal(0, bufexists(buf1))
2215  call assert_equal(1, bufexists(buf2))
2216  exe 'bwipe ' .. buf2
2217  call assert_equal(0, bufexists(buf2))
2218
2219  bwipe someName
2220  bwipe XotherName
2221  call assert_equal(0, bufexists('someName'))
2222  call delete('XotherName')
2223endfunc
2224
2225func Test_state()
2226  CheckRunVimInTerminal
2227
2228  let getstate = ":echo 'state: ' .. g:state .. '; mode: ' .. g:mode\<CR>"
2229
2230  let lines =<< trim END
2231	call setline(1, ['one', 'two', 'three'])
2232	map ;; gg
2233	set complete=.
2234	func RunTimer()
2235	  call timer_start(10, {id -> execute('let g:state = state()') .. execute('let g:mode = mode()')})
2236	endfunc
2237	au Filetype foobar let g:state = state()|let g:mode = mode()
2238  END
2239  call writefile(lines, 'XState')
2240  let buf = RunVimInTerminal('-S XState', #{rows: 6})
2241
2242  " Using a ":" command Vim is busy, thus "S" is returned
2243  call term_sendkeys(buf, ":echo 'state: ' .. state() .. '; mode: ' .. mode()\<CR>")
2244  call WaitForAssert({-> assert_match('state: S; mode: n', term_getline(buf, 6))}, 1000)
2245  call term_sendkeys(buf, ":\<CR>")
2246
2247  " Using a timer callback
2248  call term_sendkeys(buf, ":call RunTimer()\<CR>")
2249  call TermWait(buf, 25)
2250  call term_sendkeys(buf, getstate)
2251  call WaitForAssert({-> assert_match('state: c; mode: n', term_getline(buf, 6))}, 1000)
2252
2253  " Halfway a mapping
2254  call term_sendkeys(buf, ":call RunTimer()\<CR>;")
2255  call TermWait(buf, 25)
2256  call term_sendkeys(buf, ";")
2257  call term_sendkeys(buf, getstate)
2258  call WaitForAssert({-> assert_match('state: mSc; mode: n', term_getline(buf, 6))}, 1000)
2259
2260  " Insert mode completion (bit slower on Mac)
2261  call term_sendkeys(buf, ":call RunTimer()\<CR>Got\<C-N>")
2262  call TermWait(buf, 25)
2263  call term_sendkeys(buf, "\<Esc>")
2264  call term_sendkeys(buf, getstate)
2265  call WaitForAssert({-> assert_match('state: aSc; mode: i', term_getline(buf, 6))}, 1000)
2266
2267  " Autocommand executing
2268  call term_sendkeys(buf, ":set filetype=foobar\<CR>")
2269  call TermWait(buf, 25)
2270  call term_sendkeys(buf, getstate)
2271  call WaitForAssert({-> assert_match('state: xS; mode: n', term_getline(buf, 6))}, 1000)
2272
2273  " Todo: "w" - waiting for ch_evalexpr()
2274
2275  " messages scrolled
2276  call term_sendkeys(buf, ":call RunTimer()\<CR>:echo \"one\\ntwo\\nthree\"\<CR>")
2277  call TermWait(buf, 25)
2278  call term_sendkeys(buf, "\<CR>")
2279  call term_sendkeys(buf, getstate)
2280  call WaitForAssert({-> assert_match('state: Scs; mode: r', term_getline(buf, 6))}, 1000)
2281
2282  call StopVimInTerminal(buf)
2283  call delete('XState')
2284endfunc
2285
2286func Test_range()
2287  " destructuring
2288  let [x, y] = range(2)
2289  call assert_equal([0, 1], [x, y])
2290
2291  " index
2292  call assert_equal(4, range(1, 10)[3])
2293
2294  " add()
2295  call assert_equal([0, 1, 2, 3], add(range(3), 3))
2296  call assert_equal([0, 1, 2, [0, 1, 2]], add([0, 1, 2], range(3)))
2297  call assert_equal([0, 1, 2, [0, 1, 2]], add(range(3), range(3)))
2298
2299  " append()
2300  new
2301  call append('.', range(5))
2302  call assert_equal(['', '0', '1', '2', '3', '4'], getline(1, '$'))
2303  bwipe!
2304
2305  " appendbufline()
2306  new
2307  call appendbufline(bufnr(''), '.', range(5))
2308  call assert_equal(['0', '1', '2', '3', '4', ''], getline(1, '$'))
2309  bwipe!
2310
2311  " call()
2312  func TwoArgs(a, b)
2313    return [a:a, a:b]
2314  endfunc
2315  call assert_equal([0, 1], call('TwoArgs', range(2)))
2316
2317  " col()
2318  new
2319  call setline(1, ['foo', 'bar'])
2320  call assert_equal(2, col(range(1, 2)))
2321  bwipe!
2322
2323  " complete()
2324  execute "normal! a\<C-r>=[complete(col('.'), range(10)), ''][1]\<CR>"
2325  " complete_info()
2326  execute "normal! a\<C-r>=[complete(col('.'), range(10)), ''][1]\<CR>\<C-r>=[complete_info(range(5)), ''][1]\<CR>"
2327
2328  " copy()
2329  call assert_equal([1, 2, 3], copy(range(1, 3)))
2330
2331  " count()
2332  call assert_equal(0, count(range(0), 3))
2333  call assert_equal(0, count(range(2), 3))
2334  call assert_equal(1, count(range(5), 3))
2335
2336  " cursor()
2337  new
2338  call setline(1, ['aaa', 'bbb', 'ccc'])
2339  call cursor(range(1, 2))
2340  call assert_equal([2, 1], [col('.'), line('.')])
2341  bwipe!
2342
2343  " deepcopy()
2344  call assert_equal([1, 2, 3], deepcopy(range(1, 3)))
2345
2346  " empty()
2347  call assert_true(empty(range(0)))
2348  call assert_false(empty(range(2)))
2349
2350  " execute()
2351  new
2352  call setline(1, ['aaa', 'bbb', 'ccc'])
2353  call execute(range(3))
2354  call assert_equal(2, line('.'))
2355  bwipe!
2356
2357  " extend()
2358  call assert_equal([1, 2, 3, 4], extend([1], range(2, 4)))
2359  call assert_equal([1, 2, 3, 4], extend(range(1, 1), range(2, 4)))
2360  call assert_equal([1, 2, 3, 4], extend(range(1, 1), [2, 3, 4]))
2361
2362  " filter()
2363  call assert_equal([1, 3], filter(range(5), 'v:val % 2'))
2364  call assert_equal([1, 5, 7, 11, 13], filter(filter(range(15), 'v:val % 2'), 'v:val % 3'))
2365
2366  " funcref()
2367  call assert_equal([0, 1], funcref('TwoArgs', range(2))())
2368
2369  " function()
2370  call assert_equal([0, 1], function('TwoArgs', range(2))())
2371
2372  " garbagecollect()
2373  let thelist = [1, range(2), 3]
2374  let otherlist = range(3)
2375  call test_garbagecollect_now()
2376
2377  " get()
2378  call assert_equal(4, get(range(1, 10), 3))
2379  call assert_equal(-1, get(range(1, 10), 42, -1))
2380
2381  " index()
2382  call assert_equal(1, index(range(1, 5), 2))
2383  call assert_fails("echo index([1, 2], 1, [])", 'E745:')
2384
2385  " inputlist()
2386  call feedkeys(":let result = inputlist(range(10))\<CR>1\<CR>", 'x')
2387  call assert_equal(1, result)
2388  call feedkeys(":let result = inputlist(range(3, 10))\<CR>1\<CR>", 'x')
2389  call assert_equal(1, result)
2390
2391  " insert()
2392  call assert_equal([42, 1, 2, 3, 4, 5], insert(range(1, 5), 42))
2393  call assert_equal([42, 1, 2, 3, 4, 5], insert(range(1, 5), 42, 0))
2394  call assert_equal([1, 42, 2, 3, 4, 5], insert(range(1, 5), 42, 1))
2395  call assert_equal([1, 2, 3, 4, 42, 5], insert(range(1, 5), 42, 4))
2396  call assert_equal([1, 2, 3, 4, 42, 5], insert(range(1, 5), 42, -1))
2397  call assert_equal([1, 2, 3, 4, 5, 42], insert(range(1, 5), 42, 5))
2398
2399  " join()
2400  call assert_equal('0 1 2 3 4', join(range(5)))
2401
2402  " json_encode()
2403  call assert_equal('[0,1,2,3]', json_encode(range(4)))
2404
2405  " len()
2406  call assert_equal(0, len(range(0)))
2407  call assert_equal(2, len(range(2)))
2408  call assert_equal(5, len(range(0, 12, 3)))
2409  call assert_equal(4, len(range(3, 0, -1)))
2410
2411  " list2str()
2412  call assert_equal('ABC', list2str(range(65, 67)))
2413  call assert_fails('let s = list2str(5)', 'E474:')
2414
2415  " lock()
2416  let thelist = range(5)
2417  lockvar thelist
2418
2419  " map()
2420  call assert_equal([0, 2, 4, 6, 8], map(range(5), 'v:val * 2'))
2421  call assert_equal([3, 5, 7, 9, 11], map(map(range(5), 'v:val * 2'), 'v:val + 3'))
2422  call assert_equal([2, 6], map(filter(range(5), 'v:val % 2'), 'v:val * 2'))
2423  call assert_equal([2, 4, 8], filter(map(range(5), 'v:val * 2'), 'v:val % 3'))
2424
2425  " match()
2426  call assert_equal(3, match(range(5), 3))
2427
2428  " matchaddpos()
2429  highlight MyGreenGroup ctermbg=green guibg=green
2430  call matchaddpos('MyGreenGroup', range(line('.'), line('.')))
2431
2432  " matchend()
2433  call assert_equal(4, matchend(range(5), '4'))
2434  call assert_equal(3, matchend(range(1, 5), '4'))
2435  call assert_equal(-1, matchend(range(1, 5), '42'))
2436
2437  " matchstrpos()
2438  call assert_equal(['4', 4, 0, 1], matchstrpos(range(5), '4'))
2439  call assert_equal(['4', 3, 0, 1], matchstrpos(range(1, 5), '4'))
2440  call assert_equal(['', -1, -1, -1], matchstrpos(range(1, 5), '42'))
2441
2442  " max() reverse()
2443  call assert_equal(0, max(range(0)))
2444  call assert_equal(0, max(range(10, 9)))
2445  call assert_equal(9, max(range(10)))
2446  call assert_equal(18, max(range(0, 20, 3)))
2447  call assert_equal(20, max(range(20, 0, -3)))
2448  call assert_equal(99999, max(range(100000)))
2449  call assert_equal(99999, max(range(99999, 0, -1)))
2450  call assert_equal(99999, max(reverse(range(100000))))
2451  call assert_equal(99999, max(reverse(range(99999, 0, -1))))
2452
2453  " min() reverse()
2454  call assert_equal(0, min(range(0)))
2455  call assert_equal(0, min(range(10, 9)))
2456  call assert_equal(5, min(range(5, 10)))
2457  call assert_equal(5, min(range(5, 10, 3)))
2458  call assert_equal(2, min(range(20, 0, -3)))
2459  call assert_equal(0, min(range(100000)))
2460  call assert_equal(0, min(range(99999, 0, -1)))
2461  call assert_equal(0, min(reverse(range(100000))))
2462  call assert_equal(0, min(reverse(range(99999, 0, -1))))
2463
2464  " remove()
2465  call assert_equal(1, remove(range(1, 10), 0))
2466  call assert_equal(2, remove(range(1, 10), 1))
2467  call assert_equal(9, remove(range(1, 10), 8))
2468  call assert_equal(10, remove(range(1, 10), 9))
2469  call assert_equal(10, remove(range(1, 10), -1))
2470  call assert_equal([3, 4, 5], remove(range(1, 10), 2, 4))
2471
2472  " repeat()
2473  call assert_equal([0, 1, 2, 0, 1, 2], repeat(range(3), 2))
2474  call assert_equal([0, 1, 2], repeat(range(3), 1))
2475  call assert_equal([], repeat(range(3), 0))
2476  call assert_equal([], repeat(range(5, 4), 2))
2477  call assert_equal([], repeat(range(5, 4), 0))
2478
2479  " reverse()
2480  call assert_equal([2, 1, 0], reverse(range(3)))
2481  call assert_equal([0, 1, 2, 3], reverse(range(3, 0, -1)))
2482  call assert_equal([9, 8, 7, 6, 5, 4, 3, 2, 1, 0], reverse(range(10)))
2483  call assert_equal([20, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10], reverse(range(10, 20)))
2484  call assert_equal([16, 13, 10], reverse(range(10, 18, 3)))
2485  call assert_equal([19, 16, 13, 10], reverse(range(10, 19, 3)))
2486  call assert_equal([19, 16, 13, 10], reverse(range(10, 20, 3)))
2487  call assert_equal([11, 14, 17, 20], reverse(range(20, 10, -3)))
2488  call assert_equal([], reverse(range(0)))
2489
2490  " TODO: setpos()
2491  " new
2492  " call setline(1, repeat([''], bufnr('')))
2493  " call setline(bufnr('') + 1, repeat('x', bufnr('') * 2 + 6))
2494  " call setpos('x', range(bufnr(''), bufnr('') + 3))
2495  " bwipe!
2496
2497  " setreg()
2498  call setreg('a', range(3))
2499  call assert_equal("0\n1\n2\n", getreg('a'))
2500
2501  " settagstack()
2502  call settagstack(1, #{items : range(4)})
2503
2504  " sign_define()
2505  call assert_fails("call sign_define(range(5))", "E715:")
2506  call assert_fails("call sign_placelist(range(5))", "E715:")
2507
2508  " sign_undefine()
2509  call assert_fails("call sign_undefine(range(5))", "E908:")
2510
2511  " sign_unplacelist()
2512  call assert_fails("call sign_unplacelist(range(5))", "E715:")
2513
2514  " sort()
2515  call assert_equal([0, 1, 2, 3, 4, 5], sort(range(5, 0, -1)))
2516
2517  " string()
2518  call assert_equal('[0, 1, 2, 3, 4]', string(range(5)))
2519
2520  " taglist() with 'tagfunc'
2521  func TagFunc(pattern, flags, info)
2522    return range(10)
2523  endfunc
2524  set tagfunc=TagFunc
2525  call assert_fails("call taglist('asdf')", 'E987:')
2526  set tagfunc=
2527
2528  " term_start()
2529  if has('terminal') && has('termguicolors')
2530    call assert_fails('call term_start(range(3, 4))', 'E474:')
2531    let g:terminal_ansi_colors = range(16)
2532    if has('win32')
2533      let cmd = "cmd /c dir"
2534    else
2535      let cmd = "ls"
2536    endif
2537    call assert_fails('call term_start("' .. cmd .. '", #{term_finish: "close"})', 'E475:')
2538    unlet g:terminal_ansi_colors
2539  endif
2540
2541  " type()
2542  call assert_equal(v:t_list, type(range(5)))
2543
2544  " uniq()
2545  call assert_equal([0, 1, 2, 3, 4], uniq(range(5)))
2546
2547  " errors
2548  call assert_fails('let x=range(2, 8, 0)', 'E726:')
2549  call assert_fails('let x=range(3, 1)', 'E727:')
2550  call assert_fails('let x=range(1, 3, -2)', 'E727:')
2551  call assert_fails('let x=range([])', 'E745:')
2552  call assert_fails('let x=range(1, [])', 'E745:')
2553  call assert_fails('let x=range(1, 4, [])', 'E745:')
2554endfunc
2555
2556func Test_echoraw()
2557  CheckScreendump
2558
2559  " Normally used for escape codes, but let's test with a CR.
2560  let lines =<< trim END
2561    call echoraw("hello\<CR>x")
2562  END
2563  call writefile(lines, 'XTest_echoraw')
2564  let buf = RunVimInTerminal('-S XTest_echoraw', {'rows': 5, 'cols': 40})
2565  call VerifyScreenDump(buf, 'Test_functions_echoraw', {})
2566
2567  " clean up
2568  call StopVimInTerminal(buf)
2569  call delete('XTest_echoraw')
2570endfunc
2571
2572" Test for echo highlighting
2573func Test_echohl()
2574  echohl Search
2575  echo 'Vim'
2576  call assert_equal('Vim', Screenline(&lines))
2577  " TODO: How to check the highlight group used by echohl?
2578  " ScreenAttrs() returns all zeros.
2579  echohl None
2580endfunc
2581
2582" Test for the eval() function
2583func Test_eval()
2584  call assert_fails("call eval('5 a')", 'E488:')
2585endfunc
2586
2587" Test for the nr2char() function
2588func Test_nr2char()
2589  set encoding=latin1
2590  call assert_equal('@', nr2char(64))
2591  set encoding=utf8
2592  call assert_equal('a', nr2char(97, 1))
2593  call assert_equal('a', nr2char(97, 0))
2594
2595  call assert_equal("\x80\xfc\b\xf4\x80\xfeX\x80\xfeX\x80\xfeX", eval('"\<M-' .. nr2char(0x100000) .. '>"'))
2596  call assert_equal("\x80\xfc\b\xfd\x80\xfeX\x80\xfeX\x80\xfeX\x80\xfeX\x80\xfeX", eval('"\<M-' .. nr2char(0x40000000) .. '>"'))
2597endfunc
2598
2599" Test for screenattr(), screenchar() and screenchars() functions
2600func Test_screen_functions()
2601  call assert_equal(-1, screenattr(-1, -1))
2602  call assert_equal(-1, screenchar(-1, -1))
2603  call assert_equal([], screenchars(-1, -1))
2604endfunc
2605
2606" Test for getcurpos() and setpos()
2607func Test_getcurpos_setpos()
2608  new
2609  call setline(1, ['012345678', '012345678'])
2610  normal gg6l
2611  let sp = getcurpos()
2612  normal 0
2613  call setpos('.', sp)
2614  normal jyl
2615  call assert_equal('6', @")
2616  call assert_equal(-1, setpos('.', test_null_list()))
2617  call assert_equal(-1, setpos('.', {}))
2618
2619  let winid = win_getid()
2620  normal G$
2621  let pos = getcurpos()
2622  wincmd w
2623  call assert_equal(pos, getcurpos(winid))
2624
2625  wincmd w
2626  close!
2627
2628  call assert_equal(getcurpos(), getcurpos(0))
2629  call assert_equal([0, 0, 0, 0, 0], getcurpos(-1))
2630  call assert_equal([0, 0, 0, 0, 0], getcurpos(1999))
2631endfunc
2632
2633" Test for glob()
2634func Test_glob()
2635  call assert_equal('', glob(test_null_string()))
2636  call assert_equal('', globpath(test_null_string(), test_null_string()))
2637  call assert_fails("let x = globpath(&rtp, 'syntax/c.vim', [])", 'E745:')
2638
2639  call writefile([], 'Xglob1')
2640  call writefile([], 'XGLOB2')
2641  set wildignorecase
2642  " Sort output of glob() otherwise we end up with different
2643  " ordering depending on whether file system is case-sensitive.
2644  call assert_equal(['XGLOB2', 'Xglob1'], sort(glob('Xglob[12]', 0, 1)))
2645  set wildignorecase&
2646
2647  call delete('Xglob1')
2648  call delete('XGLOB2')
2649
2650  call assert_fails("call glob('*', 0, {})", 'E728:')
2651endfunc
2652
2653" Test for browse()
2654func Test_browse()
2655  CheckFeature browse
2656  call assert_fails('call browse([], "open", "x", "a.c")', 'E745:')
2657endfunc
2658
2659" Test for browsedir()
2660func Test_browsedir()
2661  CheckFeature browse
2662  call assert_fails('call browsedir("open", [])', 'E730:')
2663endfunc
2664
2665func HasDefault(msg = 'msg')
2666  return a:msg
2667endfunc
2668
2669func Test_default_arg_value()
2670  call assert_equal('msg', HasDefault())
2671endfunc
2672
2673" Test for gettext()
2674func Test_gettext()
2675  call assert_fails('call gettext(1)', 'E475:')
2676endfunc
2677
2678func Test_builtin_check()
2679  call assert_fails('let g:["trim"] = {x -> " " .. x}', 'E704:')
2680  call assert_fails('let g:.trim = {x -> " " .. x}', 'E704:')
2681  call assert_fails('let l:["trim"] = {x -> " " .. x}', 'E704:')
2682  call assert_fails('let l:.trim = {x -> " " .. x}', 'E704:')
2683  let lines =<< trim END
2684    vim9script
2685    var s:trim = (x) => " " .. x
2686  END
2687  call CheckScriptFailure(lines, 'E704:')
2688
2689  call assert_fails('call extend(g:, #{foo: { -> "foo" }})', 'E704:')
2690  let g:bar = 123
2691  call extend(g:, #{bar: { -> "foo" }}, "keep")
2692  call assert_fails('call extend(g:, #{bar: { -> "foo" }}, "force")', 'E704:')
2693endfunc
2694
2695
2696" vim: shiftwidth=2 sts=2 expandtab
2697