xref: /vim-8.2.3635/src/testdir/test_startup.vim (revision 12ee7ff0)
1" Tests for startup.
2
3source shared.vim
4source screendump.vim
5
6" Check that loading startup.vim works.
7func Test_startup_script()
8  set compatible
9  source $VIMRUNTIME/defaults.vim
10
11  call assert_equal(0, &compatible)
12endfunc
13
14" Verify the order in which plugins are loaded:
15" 1. plugins in non-after directories
16" 2. packages
17" 3. plugins in after directories
18func Test_after_comes_later()
19  if !has('packages')
20    return
21  endif
22  let before =<< trim [CODE]
23    set nocp viminfo+=nviminfo
24    set guioptions+=M
25    let $HOME = "/does/not/exist"
26    set loadplugins
27    set rtp=Xhere,Xafter,Xanother
28    set packpath=Xhere,Xafter
29    set nomore
30    let g:sequence = ""
31  [CODE]
32
33  let after =<< trim [CODE]
34    redir! > Xtestout
35    scriptnames
36    redir END
37    redir! > Xsequence
38    echo g:sequence
39    redir END
40    quit
41  [CODE]
42
43  call mkdir('Xhere/plugin', 'p')
44  call writefile(['let g:sequence .= "here "'], 'Xhere/plugin/here.vim')
45  call mkdir('Xanother/plugin', 'p')
46  call writefile(['let g:sequence .= "another "'], 'Xanother/plugin/another.vim')
47  call mkdir('Xhere/pack/foo/start/foobar/plugin', 'p')
48  call writefile(['let g:sequence .= "pack "'], 'Xhere/pack/foo/start/foobar/plugin/foo.vim')
49
50  call mkdir('Xafter/plugin', 'p')
51  call writefile(['let g:sequence .= "after "'], 'Xafter/plugin/later.vim')
52
53  if RunVim(before, after, '')
54
55    let lines = readfile('Xtestout')
56    let expected = ['Xbefore.vim', 'here.vim', 'another.vim', 'foo.vim', 'later.vim', 'Xafter.vim']
57    let found = []
58    for line in lines
59      for one in expected
60	if line =~ one
61	  call add(found, one)
62	endif
63      endfor
64    endfor
65    call assert_equal(expected, found)
66  endif
67
68  call assert_equal('here another pack after', substitute(join(readfile('Xsequence', 1), ''), '\s\+$', '', ''))
69
70  call delete('Xtestout')
71  call delete('Xsequence')
72  call delete('Xhere', 'rf')
73  call delete('Xanother', 'rf')
74  call delete('Xafter', 'rf')
75endfunc
76
77func Test_pack_in_rtp_when_plugins_run()
78  if !has('packages')
79    return
80  endif
81  let before =<< trim [CODE]
82    set nocp viminfo+=nviminfo
83    set guioptions+=M
84    let $HOME = "/does/not/exist"
85    set loadplugins
86    set rtp=Xhere
87    set packpath=Xhere
88    set nomore
89  [CODE]
90
91  let after = [
92	\ 'quit',
93	\ ]
94  call mkdir('Xhere/plugin', 'p')
95  call writefile(['redir! > Xtestout', 'silent set runtimepath?', 'silent! call foo#Trigger()', 'redir END'], 'Xhere/plugin/here.vim')
96  call mkdir('Xhere/pack/foo/start/foobar/autoload', 'p')
97  call writefile(['function! foo#Trigger()', 'echo "autoloaded foo"', 'endfunction'], 'Xhere/pack/foo/start/foobar/autoload/foo.vim')
98
99  if RunVim(before, after, '')
100
101    let lines = filter(readfile('Xtestout'), '!empty(v:val)')
102    call assert_match('Xhere[/\\]pack[/\\]foo[/\\]start[/\\]foobar', get(lines, 0))
103    call assert_match('autoloaded foo', get(lines, 1))
104  endif
105
106  call delete('Xtestout')
107  call delete('Xhere', 'rf')
108endfunc
109
110func Test_help_arg()
111  if !has('unix') && has('gui')
112    " this doesn't work with gvim on MS-Windows
113    return
114  endif
115  if RunVim([], [], '--help >Xtestout')
116    let lines = readfile('Xtestout')
117    call assert_true(len(lines) > 20)
118    call assert_match('Vi IMproved', lines[0])
119
120    " check if  couple of lines are there
121    let found = []
122    for line in lines
123      if line =~ '-R.*Readonly mode'
124	call add(found, 'Readonly mode')
125      endif
126      " Watch out for a second --version line in the Gnome version.
127      if line =~ '--version.*Print version information and exit'
128	call add(found, "--version")
129      endif
130    endfor
131    call assert_equal(['Readonly mode', '--version'], found)
132  endif
133  call delete('Xtestout')
134endfunc
135
136func Test_compatible_args()
137  let after =<< trim [CODE]
138    call writefile([string(&compatible)], "Xtestout")
139    set viminfo+=nviminfo
140    quit
141  [CODE]
142
143  if RunVim([], after, '-C')
144    let lines = readfile('Xtestout')
145    call assert_equal('1', lines[0])
146  endif
147
148  if RunVim([], after, '-N')
149    let lines = readfile('Xtestout')
150    call assert_equal('0', lines[0])
151  endif
152
153  call delete('Xtestout')
154endfunc
155
156" Test the -o[N] and -O[N] arguments to open N windows split
157" horizontally or vertically.
158func Test_o_arg()
159  let after =<< trim [CODE]
160    call writefile([winnr("$"),
161		\ winheight(1), winheight(2), &lines,
162		\ winwidth(1), winwidth(2), &columns,
163		\ bufname(winbufnr(1)), bufname(winbufnr(2))],
164		\ "Xtestout")
165    qall
166  [CODE]
167
168  if RunVim([], after, '-o2')
169    " Open 2 windows split horizontally. Expect:
170    " - 2 windows
171    " - both windows should have the same or almost the same height
172    " - sum of both windows height (+ 3 for both statusline and Ex command)
173    "   should be equal to the number of lines
174    " - both windows should have the same width which should be equal to the
175    "   number of columns
176    " - buffer of both windows should have no name
177    let [wn, wh1, wh2, ln, ww1, ww2, cn, bn1, bn2] = readfile('Xtestout')
178    call assert_equal('2', wn)
179    call assert_inrange(0, 1, wh1 - wh2)
180    call assert_equal(string(wh1 + wh2 + 3), ln)
181    call assert_equal(ww1, ww2)
182    call assert_equal(ww1, cn)
183    call assert_equal('', bn1)
184    call assert_equal('', bn2)
185  endif
186
187  if RunVim([], after, '-o foo bar')
188    " Same expectations as for -o2 but buffer names should be foo and bar
189    let [wn, wh1, wh2, ln, ww1, ww2, cn, bn1, bn2] = readfile('Xtestout')
190    call assert_equal('2', wn)
191    call assert_inrange(0, 1, wh1 - wh2)
192    call assert_equal(string(wh1 + wh2 + 3), ln)
193    call assert_equal(ww1, ww2)
194    call assert_equal(ww1, cn)
195    call assert_equal('foo', bn1)
196    call assert_equal('bar', bn2)
197  endif
198
199  if RunVim([], after, '-O2')
200    " Open 2 windows split vertically. Expect:
201    " - 2 windows
202    " - both windows should have the same or almost the same width
203    " - sum of both windows width (+ 1 for the separator) should be equal to
204    "   the number of columns
205    " - both windows should have the same height
206    " - window height (+ 2 for the statusline and Ex command) should be equal
207    "   to the number of lines
208    " - buffer of both windows should have no name
209    let [wn, wh1, wh2, ln, ww1, ww2, cn, bn1, bn2] = readfile('Xtestout')
210    call assert_equal('2', wn)
211    call assert_inrange(0, 1, ww1 - ww2)
212    call assert_equal(string(ww1 + ww2 + 1), cn)
213    call assert_equal(wh1, wh2)
214    call assert_equal(string(wh1 + 2), ln)
215    call assert_equal('', bn1)
216    call assert_equal('', bn2)
217  endif
218
219  if RunVim([], after, '-O foo bar')
220    " Same expectations as for -O2 but buffer names should be foo and bar
221    let [wn, wh1, wh2, ln, ww1, ww2, cn, bn1, bn2] = readfile('Xtestout')
222    call assert_equal('2', wn)
223    call assert_inrange(0, 1, ww1 - ww2)
224    call assert_equal(string(ww1 + ww2 + 1), cn)
225    call assert_equal(wh1, wh2)
226    call assert_equal(string(wh1 + 2), ln)
227    call assert_equal('foo', bn1)
228    call assert_equal('bar', bn2)
229  endif
230
231  call delete('Xtestout')
232endfunc
233
234" Test the -p[N] argument to open N tabpages.
235func Test_p_arg()
236  let after =<< trim [CODE]
237    call writefile(split(execute("tabs"), "\n"), "Xtestout")
238    qall
239  [CODE]
240
241  if RunVim([], after, '-p2')
242    let lines = readfile('Xtestout')
243    call assert_equal(4, len(lines))
244    call assert_equal('Tab page 1',    lines[0])
245    call assert_equal('>   [No Name]', lines[1])
246    call assert_equal('Tab page 2',    lines[2])
247    call assert_equal('    [No Name]', lines[3])
248  endif
249
250  if RunVim([], after, '-p foo bar')
251    let lines = readfile('Xtestout')
252    call assert_equal(4, len(lines))
253    call assert_equal('Tab page 1', lines[0])
254    call assert_equal('>   foo',    lines[1])
255    call assert_equal('Tab page 2', lines[2])
256    call assert_equal('    bar',    lines[3])
257  endif
258
259  call delete('Xtestout')
260endfunc
261
262" Test the -V[N] argument to set the 'verbose' option to [N]
263func Test_V_arg()
264  if has('gui_running')
265    " Can't catch the output of gvim.
266    return
267  endif
268  let out = system(GetVimCommand() . ' --clean -es -X -V0 -c "set verbose?" -cq')
269  call assert_equal("  verbose=0\n", out)
270
271  let out = system(GetVimCommand() . ' --clean -es -X -V2 -c "set verbose?" -cq')
272  call assert_match("sourcing \"$VIMRUNTIME[\\/]defaults\.vim\"\r\nSearching for \"filetype\.vim\".*\n", out)
273  call assert_match("  verbose=2\n", out)
274
275  let out = system(GetVimCommand() . ' --clean -es -X -V15 -c "set verbose?" -cq')
276   call assert_match("sourcing \"$VIMRUNTIME[\\/]defaults\.vim\"\r\nline 1: \" The default vimrc file\..*  verbose=15\n", out)
277endfunc
278
279" Test the '-q [errorfile]' argument.
280func Test_q_arg()
281  let source_file = has('win32') ? '..\memfile.c' : '../memfile.c'
282  let after =<< trim [CODE]
283    call writefile([&errorfile, string(getpos("."))], "Xtestout")
284    copen
285    w >> Xtestout
286    qall
287  [CODE]
288
289  " Test with default argument '-q'.
290  call assert_equal('errors.err', &errorfile)
291  call writefile(["../memfile.c:208:5: error: expected ';' before '}' token"], 'errors.err')
292  if RunVim([], after, '-q')
293    let lines = readfile('Xtestout')
294    call assert_equal(['errors.err',
295	\              '[0, 208, 5, 0]',
296	\              source_file . "|208 col 5| error: expected ';' before '}' token"],
297	\             lines)
298  endif
299  call delete('Xtestout')
300  call delete('errors.err')
301
302  " Test with explicit argument '-q Xerrors' (with space).
303  call writefile(["../memfile.c:208:5: error: expected ';' before '}' token"], 'Xerrors')
304  if RunVim([], after, '-q Xerrors')
305    let lines = readfile('Xtestout')
306    call assert_equal(['Xerrors',
307	\              '[0, 208, 5, 0]',
308	\              source_file . "|208 col 5| error: expected ';' before '}' token"],
309	\             lines)
310  endif
311  call delete('Xtestout')
312
313  " Test with explicit argument '-qXerrors' (without space).
314  if RunVim([], after, '-qXerrors')
315    let lines = readfile('Xtestout')
316    call assert_equal(['Xerrors',
317	\              '[0, 208, 5, 0]',
318	\              source_file . "|208 col 5| error: expected ';' before '}' token"],
319	\             lines)
320  endif
321
322  call delete('Xtestout')
323  call delete('Xerrors')
324endfunc
325
326" Test the -V[N]{filename} argument to set the 'verbose' option to N
327" and set 'verbosefile' to filename.
328func Test_V_file_arg()
329  if RunVim([], [], ' --clean -V2Xverbosefile -c "set verbose? verbosefile?" -cq')
330    let out = join(readfile('Xverbosefile'), "\n")
331    call assert_match("sourcing \"$VIMRUNTIME[\\/]defaults\.vim\"\n", out)
332    call assert_match("\n  verbose=2\n", out)
333    call assert_match("\n  verbosefile=Xverbosefile", out)
334  endif
335
336  call delete('Xverbosefile')
337endfunc
338
339" Test the -m, -M and -R arguments:
340" -m resets 'write'
341" -M resets 'modifiable' and 'write'
342" -R sets 'readonly'
343func Test_m_M_R()
344  let after =<< trim [CODE]
345    call writefile([&write, &modifiable, &readonly, &updatecount], "Xtestout")
346    qall
347  [CODE]
348
349  if RunVim([], after, '')
350    let lines = readfile('Xtestout')
351    call assert_equal(['1', '1', '0', '200'], lines)
352  endif
353  if RunVim([], after, '-m')
354    let lines = readfile('Xtestout')
355    call assert_equal(['0', '1', '0', '200'], lines)
356  endif
357  if RunVim([], after, '-M')
358    let lines = readfile('Xtestout')
359    call assert_equal(['0', '0', '0', '200'], lines)
360  endif
361  if RunVim([], after, '-R')
362    let lines = readfile('Xtestout')
363    call assert_equal(['1', '1', '1', '10000'], lines)
364  endif
365
366  call delete('Xtestout')
367endfunc
368
369" Test the -A, -F and -H arguments (Arabic, Farsi and Hebrew modes).
370func Test_A_F_H_arg()
371  let after =<< trim [CODE]
372    call writefile([&rightleft, &arabic, &fkmap, &hkmap], "Xtestout")
373    qall
374  [CODE]
375
376  " Use silent Ex mode to avoid the hit-Enter prompt for the warning that
377  " 'encoding' is not utf-8.
378  if has('arabic') && &encoding == 'utf-8' && RunVim([], after, '-e -s -A')
379    let lines = readfile('Xtestout')
380    call assert_equal(['1', '1', '0', '0'], lines)
381  endif
382
383  if has('farsi') && RunVim([], after, '-F')
384    let lines = readfile('Xtestout')
385    call assert_equal(['1', '0', '1', '0'], lines)
386  endif
387
388  if has('rightleft') && RunVim([], after, '-H')
389    let lines = readfile('Xtestout')
390    call assert_equal(['1', '0', '0', '1'], lines)
391  endif
392
393  call delete('Xtestout')
394endfunc
395
396func Test_invalid_args()
397  if !has('unix') || has('gui_running')
398    " can't get output of Vim.
399    return
400  endif
401
402  for opt in ['-Y', '--does-not-exist']
403    let out = split(system(GetVimCommand() .. ' ' .. opt), "\n")
404    call assert_equal(1, v:shell_error)
405    call assert_match('^VIM - Vi IMproved .* (.*)$',              out[0])
406    call assert_equal('Unknown option argument: "' .. opt .. '"', out[1])
407    call assert_equal('More info with: "vim -h"',                 out[2])
408  endfor
409
410  for opt in ['-c', '-i', '-s', '-t', '-T', '-u', '-U', '-w', '-W', '--cmd', '--startuptime']
411    let out = split(system(GetVimCommand() .. ' '  .. opt), "\n")
412    call assert_equal(1, v:shell_error)
413    call assert_match('^VIM - Vi IMproved .* (.*)$',             out[0])
414    call assert_equal('Argument missing after: "' .. opt .. '"', out[1])
415    call assert_equal('More info with: "vim -h"',                out[2])
416  endfor
417
418  if has('clientserver')
419    for opt in ['--remote', '--remote-send', '--remote-silent', '--remote-expr',
420          \     '--remote-tab', '--remote-tab-wait',
421          \     '--remote-tab-wait-silent', '--remote-tab-silent',
422          \     '--remote-wait', '--remote-wait-silent',
423          \     '--servername',
424          \    ]
425      let out = split(system(GetVimCommand() .. ' '  .. opt), "\n")
426      call assert_equal(1, v:shell_error)
427      call assert_match('^VIM - Vi IMproved .* (.*)$',             out[0])
428      call assert_equal('Argument missing after: "' .. opt .. '"', out[1])
429      call assert_equal('More info with: "vim -h"',                out[2])
430    endfor
431  endif
432
433  if has('gui_gtk')
434    let out = split(system(GetVimCommand() .. ' --display'), "\n")
435    call assert_equal(1, v:shell_error)
436    call assert_match('^VIM - Vi IMproved .* (.*)$',         out[0])
437    call assert_equal('Argument missing after: "--display"', out[1])
438    call assert_equal('More info with: "vim -h"',            out[2])
439  endif
440
441  if has('xterm_clipboard')
442    let out = split(system(GetVimCommand() .. ' -display'), "\n")
443    call assert_equal(1, v:shell_error)
444    call assert_match('^VIM - Vi IMproved .* (.*)$',         out[0])
445    call assert_equal('Argument missing after: "-display"', out[1])
446    call assert_equal('More info with: "vim -h"',            out[2])
447  endif
448
449  let out = split(system(GetVimCommand() .. ' -ix'), "\n")
450  call assert_equal(1, v:shell_error)
451  call assert_match('^VIM - Vi IMproved .* (.*)$',          out[0])
452  call assert_equal('Garbage after option argument: "-ix"', out[1])
453  call assert_equal('More info with: "vim -h"',             out[2])
454
455  let out = split(system(GetVimCommand() .. ' - xxx'), "\n")
456  call assert_equal(1, v:shell_error)
457  call assert_match('^VIM - Vi IMproved .* (.*)$',    out[0])
458  call assert_equal('Too many edit arguments: "xxx"', out[1])
459  call assert_equal('More info with: "vim -h"',       out[2])
460
461  " Detect invalid repeated arguments '-t foo -t foo", '-q foo -q foo'.
462  for opt in ['-t', '-q']
463    let out = split(system(GetVimCommand() .. repeat(' ' .. opt .. ' foo', 2)), "\n")
464    call assert_equal(1, v:shell_error)
465    call assert_match('^VIM - Vi IMproved .* (.*)$',              out[0])
466    call assert_equal('Too many edit arguments: "' .. opt .. '"', out[1])
467    call assert_equal('More info with: "vim -h"',                 out[2])
468  endfor
469
470  for opt in [' -cq', ' --cmd q', ' +', ' -S foo']
471    let out = split(system(GetVimCommand() .. repeat(opt, 11)), "\n")
472    call assert_equal(1, v:shell_error)
473    " FIXME: The error message given by Vim is not ideal in case of repeated
474    " -S foo since it does not mention -S.
475    call assert_match('^VIM - Vi IMproved .* (.*)$',                                    out[0])
476    call assert_equal('Too many "+command", "-c command" or "--cmd command" arguments', out[1])
477    call assert_equal('More info with: "vim -h"',                                       out[2])
478  endfor
479
480  if has('gui_gtk')
481    for opt in ['--socketid x', '--socketid 0xg']
482      let out = split(system(GetVimCommand() .. ' ' .. opt), "\n")
483      call assert_equal(1, v:shell_error)
484      call assert_match('^VIM - Vi IMproved .* (.*)$',        out[0])
485      call assert_equal('Invalid argument for: "--socketid"', out[1])
486      call assert_equal('More info with: "vim -h"',           out[2])
487    endfor
488  endif
489endfunc
490
491func Test_file_args()
492  let after =<< trim [CODE]
493    call writefile(argv(), "Xtestout")
494    qall
495  [CODE]
496
497  if RunVim([], after, '')
498    let lines = readfile('Xtestout')
499    call assert_equal(0, len(lines))
500  endif
501
502  if RunVim([], after, 'one')
503    let lines = readfile('Xtestout')
504    call assert_equal(1, len(lines))
505    call assert_equal('one', lines[0])
506  endif
507
508  if RunVim([], after, 'one two three')
509    let lines = readfile('Xtestout')
510    call assert_equal(3, len(lines))
511    call assert_equal('one', lines[0])
512    call assert_equal('two', lines[1])
513    call assert_equal('three', lines[2])
514  endif
515
516  if RunVim([], after, 'one -c echo two')
517    let lines = readfile('Xtestout')
518    call assert_equal(2, len(lines))
519    call assert_equal('one', lines[0])
520    call assert_equal('two', lines[1])
521  endif
522
523  if RunVim([], after, 'one -- -c echo two')
524    let lines = readfile('Xtestout')
525    call assert_equal(4, len(lines))
526    call assert_equal('one', lines[0])
527    call assert_equal('-c', lines[1])
528    call assert_equal('echo', lines[2])
529    call assert_equal('two', lines[3])
530  endif
531
532  call delete('Xtestout')
533endfunc
534
535func Test_startuptime()
536  if !has('startuptime')
537    return
538  endif
539  let after = ['qall']
540  if RunVim([], after, '--startuptime Xtestout one')
541    let lines = readfile('Xtestout')
542    let expected = ['--- VIM STARTING ---', 'parsing arguments',
543	  \ 'shell init', 'inits 3', 'start termcap', 'opening buffers']
544    let found = []
545    for line in lines
546      for exp in expected
547	if line =~ exp
548	  call add(found, exp)
549	endif
550      endfor
551    endfor
552    call assert_equal(expected, found)
553  endif
554  call delete('Xtestout')
555endfunc
556
557func Test_read_stdin()
558  let after =<< trim [CODE]
559    write Xtestout
560    quit!
561  [CODE]
562
563  if RunVimPiped([], after, '-', 'echo something | ')
564    let lines = readfile('Xtestout')
565    " MS-Windows adds a space after the word
566    call assert_equal(['something'], split(lines[0]))
567  endif
568  call delete('Xtestout')
569endfunc
570
571func Test_set_shell()
572  let after =<< trim [CODE]
573    call writefile([&shell], "Xtestout")
574    quit!
575  [CODE]
576
577  let $SHELL = '/bin/with space/sh'
578  if RunVimPiped([], after, '', '')
579    let lines = readfile('Xtestout')
580    " MS-Windows adds a space after the word
581    call assert_equal('/bin/with\ space/sh', lines[0])
582  endif
583  call delete('Xtestout')
584endfunc
585
586func Test_progpath()
587  " Tests normally run with "./vim" or "../vim", these must have been expanded
588  " to a full path.
589  if has('unix')
590    call assert_equal('/', v:progpath[0])
591  elseif has('win32')
592    call assert_equal(':', v:progpath[1])
593    call assert_match('[/\\]', v:progpath[2])
594  endif
595
596  " Only expect "vim" to appear in v:progname.
597  call assert_match('vim\c', v:progname)
598endfunc
599
600func Test_silent_ex_mode()
601  if !has('unix') || has('gui_running')
602    " can't get output of Vim.
603    return
604  endif
605
606  " This caused an ml_get error.
607  let out = system(GetVimCommand() . '-u NONE -es -c''set verbose=1|h|exe "%norm\<c-y>\<c-d>"'' -c cq')
608  call assert_notmatch('E315:', out)
609endfunc
610
611func Test_default_term()
612  if !has('unix') || has('gui_running')
613    " can't get output of Vim.
614    return
615  endif
616
617  let save_term = $TERM
618  let $TERM = 'unknownxxx'
619  let out = system(GetVimCommand() . ' -c''set term'' -c cq')
620  call assert_match("defaulting to 'ansi'", out)
621  let $TERM = save_term
622endfunc
623
624func Test_zzz_startinsert()
625  " Test :startinsert
626  call writefile(['123456'], 'Xtestout')
627  let after =<< trim [CODE]
628    :startinsert
629    call feedkeys("foobar\<c-o>:wq\<cr>","t")
630  [CODE]
631
632  if RunVim([], after, 'Xtestout')
633    let lines = readfile('Xtestout')
634    call assert_equal(['foobar123456'], lines)
635  endif
636  " Test :startinsert!
637  call writefile(['123456'], 'Xtestout')
638  let after =<< trim [CODE]
639    :startinsert!
640    call feedkeys("foobar\<c-o>:wq\<cr>","t")
641  [CODE]
642
643  if RunVim([], after, 'Xtestout')
644    let lines = readfile('Xtestout')
645    call assert_equal(['123456foobar'], lines)
646  endif
647  call delete('Xtestout')
648endfunc
649
650func Test_issue_3969()
651  if has('gui_running')
652    " Can't catch the output of gvim.
653    return
654  endif
655  " Check that message is not truncated.
656  let out = system(GetVimCommand() . ' -es -X -V1 -c "echon ''hello''" -cq')
657  call assert_equal('hello', out)
658endfunc
659
660func Test_start_with_tabs()
661  if !CanRunVimInTerminal()
662    throw 'Skipped: cannot make screendumps'
663  endif
664
665  let buf = RunVimInTerminal('-p a b c', {})
666  call VerifyScreenDump(buf, 'Test_start_with_tabs', {})
667
668  " clean up
669  call StopVimInTerminal(buf)
670endfunc
671