xref: /vim-8.2.3635/src/testdir/test_viminfo.vim (revision 2e693a88)
1" Test for reading and writing .viminfo
2
3source check.vim
4
5function Test_viminfo_read_and_write()
6  " First clear 'history', so that "hislen" is zero.  Then set it again,
7  " simulating Vim starting up.
8  set history=0
9  wviminfo Xviminfo
10  set history=1000
11
12  call histdel(':')
13  let lines = [
14	\ '# comment line',
15	\ '*encoding=utf-8',
16	\ '~MSle0~/asdf',
17	\ '|copied as-is',
18	\ '|and one more',
19	\ ]
20  call writefile(lines, 'Xviminfo')
21  rviminfo Xviminfo
22  call assert_equal('asdf', @/)
23
24  wviminfo Xviminfo
25  let lines = readfile('Xviminfo')
26  let done = 0
27  for line in lines
28    if line[0] == '|' && line !~ '^|[234],' && line !~ '^|<'
29      if done == 0
30	call assert_equal('|1,4', line)
31      elseif done == 1
32	call assert_equal('|copied as-is', line)
33      elseif done == 2
34	call assert_equal('|and one more', line)
35      endif
36      let done += 1
37    endif
38  endfor
39  call assert_equal(3, done)
40
41  call delete('Xviminfo')
42endfunc
43
44func Test_global_vars()
45  let g:MY_GLOBAL_STRING = "Vim Editor"
46  let g:MY_GLOBAL_NUM = 345
47  let g:MY_GLOBAL_FLOAT = 3.14
48  let test_dict = {'foo': 1, 'bar': 0, 'longvarible': 1000}
49  let g:MY_GLOBAL_DICT = test_dict
50  " store a really long list, so line wrapping will occur in viminfo file
51  let test_list = range(1,100)
52  let g:MY_GLOBAL_LIST = test_list
53  let test_blob = 0z00112233445566778899aabbccddeeff
54  let g:MY_GLOBAL_BLOB = test_blob
55  let test_false = v:false
56  let g:MY_GLOBAL_FALSE = test_false
57  let test_true = v:true
58  let g:MY_GLOBAL_TRUE = test_true
59  let test_null = v:null
60  let g:MY_GLOBAL_NULL = test_null
61  let test_none = v:none
62  let g:MY_GLOBAL_NONE = test_none
63
64  set viminfo='100,<50,s10,h,!,nviminfo
65  wv! Xviminfo
66
67  unlet g:MY_GLOBAL_STRING
68  unlet g:MY_GLOBAL_NUM
69  unlet g:MY_GLOBAL_FLOAT
70  unlet g:MY_GLOBAL_DICT
71  unlet g:MY_GLOBAL_LIST
72  unlet g:MY_GLOBAL_BLOB
73  unlet g:MY_GLOBAL_FALSE
74  unlet g:MY_GLOBAL_TRUE
75  unlet g:MY_GLOBAL_NULL
76  unlet g:MY_GLOBAL_NONE
77
78  rv! Xviminfo
79  call assert_equal("Vim Editor", g:MY_GLOBAL_STRING)
80  call assert_equal(345, g:MY_GLOBAL_NUM)
81  call assert_equal(3.14, g:MY_GLOBAL_FLOAT)
82  call assert_equal(test_dict, g:MY_GLOBAL_DICT)
83  call assert_equal(test_list, g:MY_GLOBAL_LIST)
84  call assert_equal(test_blob, g:MY_GLOBAL_BLOB)
85  call assert_equal(test_false, g:MY_GLOBAL_FALSE)
86  call assert_equal(test_true, g:MY_GLOBAL_TRUE)
87  call assert_equal(test_null, g:MY_GLOBAL_NULL)
88  call assert_equal(test_none, g:MY_GLOBAL_NONE)
89
90  call delete('Xviminfo')
91  set viminfo-=!
92endfunc
93
94func Test_cmdline_history()
95  call histdel(':')
96  call test_settime(11)
97  call histadd(':', "echo 'one'")
98  call test_settime(12)
99  " split into two lines
100  let long800 = repeat(" 'eight'", 100)
101  call histadd(':', "echo " . long800)
102  call test_settime(13)
103  " split into three lines
104  let long1400 = repeat(" 'fourteeeeen'", 100)
105  call histadd(':', "echo " . long1400)
106  wviminfo Xviminfo
107  let lines = readfile('Xviminfo')
108  let done_colon = 0
109  let done_bar = 0
110  let lnum = 0
111  while lnum < len(lines)
112    let line = lines[lnum] | let lnum += 1
113    if line[0] == ':'
114      if done_colon == 0
115	call assert_equal(":\x161408", line)
116	let line = lines[lnum] | let lnum += 1
117	call assert_equal('<echo ' . long1400, line)
118      elseif done_colon == 1
119	call assert_equal(":\x16808", line)
120	let line = lines[lnum] | let lnum += 1
121	call assert_equal("<echo " . long800, line)
122      elseif done_colon == 2
123	call assert_equal(":echo 'one'", line)
124      endif
125      let done_colon += 1
126    elseif line[0:4] == '|2,0,'
127      if done_bar == 0
128	call assert_equal("|2,0,13,,>1407", line)
129	let line = lines[lnum] | let lnum += 1
130	call assert_equal('|<"echo ' . long1400[0:484], line)
131	let line = lines[lnum] | let lnum += 1
132	call assert_equal('|<' . long1400[485:974], line)
133	let line = lines[lnum] | let lnum += 1
134	call assert_equal('|<' . long1400[975:] . '"', line)
135      elseif done_bar == 1
136	call assert_equal('|2,0,12,,>807', line)
137	let line = lines[lnum] | let lnum += 1
138	call assert_equal('|<"echo ' . long800[0:484], line)
139	let line = lines[lnum] | let lnum += 1
140	call assert_equal('|<' . long800[485:] . '"', line)
141      elseif done_bar == 2
142	call assert_equal("|2,0,11,,\"echo 'one'\"", line)
143      endif
144      let done_bar += 1
145    endif
146  endwhile
147  call assert_equal(3, done_colon)
148  call assert_equal(3, done_bar)
149
150  call histdel(':')
151  rviminfo Xviminfo
152  call assert_equal("echo " . long1400, histget(':', -1))
153  call assert_equal("echo " . long800, histget(':', -2))
154  call assert_equal("echo 'one'", histget(':', -3))
155
156  call delete('Xviminfo')
157endfunc
158
159func Test_cmdline_history_order()
160  call histdel(':')
161  call test_settime(11)
162  call histadd(':', "echo '11'")
163  call test_settime(22)
164  call histadd(':', "echo '22'")
165  call test_settime(33)
166  call histadd(':', "echo '33'")
167  wviminfo Xviminfo
168
169  call histdel(':')
170  " items go in between
171  call test_settime(15)
172  call histadd(':', "echo '15'")
173  call test_settime(27)
174  call histadd(':', "echo '27'")
175
176  rviminfo Xviminfo
177  call assert_equal("echo '33'", histget(':', -1))
178  call assert_equal("echo '27'", histget(':', -2))
179  call assert_equal("echo '22'", histget(':', -3))
180  call assert_equal("echo '15'", histget(':', -4))
181  call assert_equal("echo '11'", histget(':', -5))
182
183  call histdel(':')
184  " items go before and after
185  eval 8->test_settime()
186  call histadd(':', "echo '8'")
187  call test_settime(39)
188  call histadd(':', "echo '39'")
189
190  rviminfo Xviminfo
191  call assert_equal("echo '39'", histget(':', -1))
192  call assert_equal("echo '33'", histget(':', -2))
193  call assert_equal("echo '22'", histget(':', -3))
194  call assert_equal("echo '11'", histget(':', -4))
195  call assert_equal("echo '8'", histget(':', -5))
196
197  " Check sorting works when writing with merge.
198  call histdel(':')
199  call test_settime(8)
200  call histadd(':', "echo '8'")
201  call test_settime(15)
202  call histadd(':', "echo '15'")
203  call test_settime(27)
204  call histadd(':', "echo '27'")
205  call test_settime(39)
206  call histadd(':', "echo '39'")
207  wviminfo Xviminfo
208
209  call histdel(':')
210  rviminfo Xviminfo
211  call assert_equal("echo '39'", histget(':', -1))
212  call assert_equal("echo '33'", histget(':', -2))
213  call assert_equal("echo '27'", histget(':', -3))
214  call assert_equal("echo '22'", histget(':', -4))
215  call assert_equal("echo '15'", histget(':', -5))
216  call assert_equal("echo '11'", histget(':', -6))
217  call assert_equal("echo '8'", histget(':', -7))
218
219  call delete('Xviminfo')
220endfunc
221
222func Test_viminfo_registers()
223  call test_settime(8)
224  call setreg('a', "eight", 'c')
225  call test_settime(20)
226  call setreg('b', ["twenty", "again"], 'l')
227  call test_settime(40)
228  call setreg('c', ["four", "agai"], 'b4')
229  let l = []
230  set viminfo='100,<600,s10,h,!,nviminfo
231  for i in range(500)
232    call add(l, 'something')
233  endfor
234  call setreg('d', l, 'l')
235  call setreg('e', "abc\<C-V>xyz")
236  wviminfo Xviminfo
237
238  call test_settime(10)
239  call setreg('a', '', 'b10')
240  call test_settime(15)
241  call setreg('b', 'drop')
242  call test_settime(50)
243  call setreg('c', 'keep', 'l')
244  call test_settime(30)
245  call setreg('d', 'drop', 'l')
246  call setreg('e', 'drop')
247  rviminfo Xviminfo
248
249  call assert_equal("", getreg('a'))
250  call assert_equal("\<C-V>10", getregtype('a'))
251  call assert_equal("twenty\nagain\n", getreg('b'))
252  call assert_equal("V", getregtype('b'))
253  call assert_equal("keep\n", getreg('c'))
254  call assert_equal("V", getregtype('c'))
255  call assert_equal(l, getreg('d', 1, 1))
256  call assert_equal("V", getregtype('d'))
257  call assert_equal("abc\<C-V>xyz", getreg('e'))
258
259  " Length around 440 switches to line continuation.
260  let len = 434
261  while len < 445
262    let s = repeat('a', len)
263    call setreg('"', s)
264    wviminfo Xviminfo
265    call setreg('"', '')
266    rviminfo Xviminfo
267    call assert_equal(s, getreg('"'), 'wrong register at length: ' . len)
268
269    let len += 1
270  endwhile
271
272  call delete('Xviminfo')
273endfunc
274
275func Test_viminfo_marks()
276  sp bufa
277  let bufa = bufnr('%')
278  sp bufb
279  let bufb = bufnr('%')
280
281  call test_settime(8)
282  call setpos("'A", [bufa, 1, 1, 0])
283  call test_settime(20)
284  call setpos("'B", [bufb, 9, 1, 0])
285  call setpos("'C", [bufa, 7, 1, 0])
286
287  delmark 0-9
288  call test_settime(25)
289  call setpos("'1", [bufb, 12, 1, 0])
290  call test_settime(35)
291  call setpos("'0", [bufa, 11, 1, 0])
292
293  call test_settime(45)
294  wviminfo Xviminfo
295
296  " Writing viminfo inserts the '0 mark.
297  call assert_equal([bufb, 1, 1, 0], getpos("'0"))
298  call assert_equal([bufa, 11, 1, 0], getpos("'1"))
299  call assert_equal([bufb, 12, 1, 0], getpos("'2"))
300
301  call test_settime(4)
302  call setpos("'A", [bufa, 9, 1, 0])
303  call test_settime(30)
304  call setpos("'B", [bufb, 2, 3, 0])
305  delmark C
306
307  delmark 0-9
308  call test_settime(30)
309  call setpos("'1", [bufb, 22, 1, 0])
310  call test_settime(55)
311  call setpos("'0", [bufa, 21, 1, 0])
312
313  rviminfo Xviminfo
314
315  call assert_equal([bufa, 1, 1, 0], getpos("'A"))
316  call assert_equal([bufb, 2, 3, 0], getpos("'B"))
317  call assert_equal([bufa, 7, 1, 0], getpos("'C"))
318
319  " numbered marks are merged
320  call assert_equal([bufa, 21, 1, 0], getpos("'0"))  " time 55
321  call assert_equal([bufb, 1, 1, 0], getpos("'1"))  " time 45
322  call assert_equal([bufa, 11, 1, 0], getpos("'2")) " time 35
323  call assert_equal([bufb, 22, 1, 0], getpos("'3")) " time 30
324  call assert_equal([bufb, 12, 1, 0], getpos("'4")) " time 25
325
326  call delete('Xviminfo')
327  exe 'bwipe ' . bufa
328  exe 'bwipe ' . bufb
329endfunc
330
331func Test_viminfo_jumplist()
332  split testbuf
333  clearjumps
334  call setline(1, ['time 05', 'time 10', 'time 15', 'time 20', 'time 30', 'last pos'])
335  call cursor(2, 1)
336  call test_settime(10)
337  exe "normal /20\r"
338  call test_settime(20)
339  exe "normal /30\r"
340  call test_settime(30)
341  exe "normal /last pos\r"
342  wviminfo Xviminfo
343
344  clearjumps
345  call cursor(1, 1)
346  call test_settime(5)
347  exe "normal /15\r"
348  call test_settime(15)
349  exe "normal /last pos\r"
350  call test_settime(40)
351  exe "normal ?30\r"
352  rviminfo Xviminfo
353
354  call assert_equal('time 30', getline('.'))
355  exe "normal \<C-O>"
356  call assert_equal('last pos', getline('.'))
357  exe "normal \<C-O>"
358  " duplicate for 'time 30' was removed
359  call assert_equal('time 20', getline('.'))
360  exe "normal \<C-O>"
361  call assert_equal('time 15', getline('.'))
362  exe "normal \<C-O>"
363  call assert_equal('time 10', getline('.'))
364  exe "normal \<C-O>"
365  call assert_equal('time 05', getline('.'))
366
367  clearjumps
368  call cursor(1, 1)
369  call test_settime(5)
370  exe "normal /15\r"
371  call test_settime(15)
372  exe "normal /last pos\r"
373  call test_settime(40)
374  exe "normal ?30\r"
375  " Test merge when writing
376  wviminfo Xviminfo
377  clearjumps
378  rviminfo Xviminfo
379
380  let last_line = line('.')
381  exe "normal \<C-O>"
382  call assert_equal('time 30', getline('.'))
383  exe "normal \<C-O>"
384  call assert_equal('last pos', getline('.'))
385  exe "normal \<C-O>"
386  " duplicate for 'time 30' was removed
387  call assert_equal('time 20', getline('.'))
388  exe "normal \<C-O>"
389  call assert_equal('time 15', getline('.'))
390  exe "normal \<C-O>"
391  call assert_equal('time 10', getline('.'))
392  exe "normal \<C-O>"
393  call assert_equal('time 05', getline('.'))
394
395  " Test with jumplist full.
396  clearjumps
397  call setline(1, repeat(['match here'], 101))
398  call cursor(1, 1)
399  call test_settime(10)
400  for i in range(100)
401    exe "normal /here\r"
402  endfor
403  rviminfo Xviminfo
404
405  " must be newest mark that comes from viminfo.
406  exe "normal \<C-O>"
407  call assert_equal(last_line, line('.'))
408
409  bwipe!
410  call delete('Xviminfo')
411endfunc
412
413func Test_viminfo_encoding()
414  set enc=latin1
415  call histdel(':')
416  call histadd(':', "echo '\xe9'")
417  wviminfo Xviminfo
418
419  set fencs=utf-8,latin1
420  set enc=utf-8
421  sp Xviminfo
422  call assert_equal('latin1', &fenc)
423  close
424
425  call histdel(':')
426  rviminfo Xviminfo
427  call assert_equal("echo 'é'", histget(':', -1))
428
429  call delete('Xviminfo')
430endfunc
431
432func Test_viminfo_bad_syntax()
433  let lines = []
434  call add(lines, '|<')  " empty continuation line
435  call add(lines, '|234234234234234324,nothing')
436  call add(lines, '|1+"no comma"')
437  call add(lines, '|1,2,3,4,5,6,7')  " too many items
438  call add(lines, '|1,"string version"')
439  call add(lines, '|1,>x') " bad continuation line
440  call add(lines, '|1,"x') " missing quote
441  call add(lines, '|1,"x\') " trailing backslash
442  call add(lines, '|1,,,,') "trailing comma
443  call add(lines, '|1,>234') " trailing continuation line
444  call writefile(lines, 'Xviminfo')
445  rviminfo Xviminfo
446
447  call delete('Xviminfo')
448endfunc
449
450func Test_viminfo_file_marks()
451  silent! bwipe test_viminfo.vim
452  silent! bwipe Xviminfo
453
454  call test_settime(10)
455  edit ten
456  call test_settime(25)
457  edit again
458  call test_settime(30)
459  edit thirty
460  wviminfo Xviminfo
461
462  call test_settime(20)
463  edit twenty
464  call test_settime(35)
465  edit again
466  call test_settime(40)
467  edit fourty
468  wviminfo Xviminfo
469
470  sp Xviminfo
471  1
472  for name in ['fourty', 'again', 'thirty', 'twenty', 'ten']
473    /^>
474    call assert_equal(name, substitute(getline('.'), '.*/', '', ''))
475  endfor
476  close
477
478  call delete('Xviminfo')
479endfunc
480
481func Test_viminfo_file_mark_tabclose()
482  tabnew Xtestfileintab
483  call setline(1, ['a','b','c','d','e'])
484  4
485  q!
486  wviminfo Xviminfo
487  sp Xviminfo
488  /^> .*Xtestfileintab
489  let lnum = line('.')
490  while 1
491    if lnum == line('$')
492      call assert_report('mark not found in Xtestfileintab')
493      break
494    endif
495    let lnum += 1
496    let line = getline(lnum)
497    if line == ''
498      call assert_report('mark not found in Xtestfileintab')
499      break
500    endif
501    if line =~ "^\t\""
502      call assert_equal('4', substitute(line, ".*\"\t\\(\\d\\).*", '\1', ''))
503      break
504    endif
505  endwhile
506
507  call delete('Xviminfo')
508  silent! bwipe Xtestfileintab
509endfunc
510
511func Test_viminfo_file_mark_zero_time()
512  let lines = [
513	\ '# Viminfo version',
514	\ '|1,4',
515	\ '',
516	\ '*encoding=utf-8',
517	\ '',
518	\ '# File marks:',
519	\ "'B  1  0  /tmp/nothing",
520	\ '|4,66,1,0,0,"/tmp/nothing"',
521	\ "",
522	\ ]
523  call writefile(lines, 'Xviminfo')
524  delmark B
525  rviminfo Xviminfo
526  call delete('Xviminfo')
527  call assert_equal(1, line("'B"))
528  delmark B
529endfunc
530
531" Test for saving and restoring file marks in unloaded buffers
532func Test_viminfo_file_mark_unloaded_buf()
533  let save_viminfo = &viminfo
534  set viminfo&vim
535  call writefile(repeat(['vim'], 10), 'Xfile1')
536  %bwipe
537  edit! Xfile1
538  call setpos("'u", [0, 3, 1, 0])
539  call setpos("'v", [0, 5, 1, 0])
540  enew
541  wviminfo Xviminfo
542  %bwipe
543  edit Xfile1
544  rviminfo! Xviminfo
545  call assert_equal([0, 3, 1, 0], getpos("'u"))
546  call assert_equal([0, 5, 1, 0], getpos("'v"))
547  %bwipe
548  call delete('Xfile1')
549  call delete('Xviminfo')
550  let &viminfo = save_viminfo
551endfunc
552
553func Test_viminfo_oldfiles()
554  let v:oldfiles = []
555  let lines = [
556	\ '# comment line',
557	\ '*encoding=utf-8',
558	\ '',
559	\ ':h viminfo',
560	\ '?/session',
561	\ '=myvar',
562	\ '@123',
563	\ '',
564	\ "'E  2  0  /tmp/nothing",
565	\ '',
566	\ "> /tmp/file_one.txt",
567	\ "\t\"\t11\t0",
568	\ "",
569	\ "> /tmp/file_two.txt",
570	\ "\t\"\t11\t0",
571	\ "",
572	\ "> /tmp/another.txt",
573	\ "\t\"\t11\t0",
574	\ "",
575	\ ]
576  call writefile(lines, 'Xviminfo')
577  delmark E
578  rviminfo! Xviminfo
579  call delete('Xviminfo')
580
581  call assert_equal('h viminfo', histget(':'))
582  call assert_equal('session', histget('/'))
583  call assert_equal('myvar', histget('='))
584  call assert_equal('123', histget('@'))
585  call assert_equal(2, line("'E"))
586  call assert_equal(['1: /tmp/file_one.txt', '2: /tmp/file_two.txt', '3: /tmp/another.txt'], filter(split(execute('oldfiles'), "\n"), {i, v -> v =~ '/tmp/'}))
587  call assert_equal(['1: /tmp/file_one.txt', '2: /tmp/file_two.txt'], filter(split(execute('filter file_ oldfiles'), "\n"), {i, v -> v =~ '/tmp/'}))
588  call assert_equal(['3: /tmp/another.txt'], filter(split(execute('filter /another/ oldfiles'), "\n"), {i, v -> v =~ '/tmp/'}))
589
590  new
591  call feedkeys("3\<CR>", 't')
592  browse oldfiles
593  call assert_equal("/tmp/another.txt", expand("%"))
594  bwipe
595  delmark E
596endfunc
597
598" Test for storing and restoring buffer list in 'viminfo'
599func Test_viminfo_bufferlist()
600  " If there are arguments, then :rviminfo doesn't read the buffer list.
601  " Need to delete all the arguments for :rviminfo to work.
602  %argdelete
603
604  edit Xfile1
605  edit Xfile2
606  set viminfo-=%
607  wviminfo Xviminfo
608  %bwipe
609  rviminfo Xviminfo
610  call assert_equal(1, len(getbufinfo()))
611
612  edit Xfile1
613  edit Xfile2
614  set viminfo^=%
615  wviminfo Xviminfo
616  %bwipe
617  rviminfo Xviminfo
618  let l = getbufinfo()
619  call assert_equal(3, len(l))
620  call assert_equal('Xfile1', bufname(l[1].bufnr))
621  call assert_equal('Xfile2', bufname(l[2].bufnr))
622
623  call delete('Xviminfo')
624  %bwipe
625  set viminfo-=%
626endfunc
627
628" Test for errors in a viminfo file
629func Test_viminfo_error()
630  " Non-existing viminfo files
631  call assert_fails('rviminfo xyz', 'E195:')
632
633  " Illegal starting character
634  call writefile(["a 123"], 'Xviminfo')
635  call assert_fails('rv Xviminfo', 'E575:')
636
637  " Illegal register name in the viminfo file
638  call writefile(['"@	LINE	0'], 'Xviminfo')
639  call assert_fails('rv Xviminfo', 'E577:')
640
641  " Invalid file mark line
642  call writefile(['>', '@'], 'Xviminfo')
643  call assert_fails('rv Xviminfo', 'E576:')
644
645  " Too many errors in viminfo file
646  call writefile(repeat(["a 123"], 15), 'Xviminfo')
647  call assert_fails('rv Xviminfo', 'E136:')
648
649  call writefile(['>'] + repeat(['@'], 10), 'Xviminfo')
650  call assert_fails('rv Xviminfo', 'E136:')
651
652  call writefile(repeat(['"@'], 15), 'Xviminfo')
653  call assert_fails('rv Xviminfo', 'E136:')
654
655  call delete('Xviminfo')
656endfunc
657
658" Test for saving and restoring last substitute string in viminfo
659func Test_viminfo_lastsub()
660  enew
661  call append(0, "blue blue blue")
662  call cursor(1, 1)
663  s/blue/green/
664  wviminfo Xviminfo
665  s/blue/yellow/
666  rviminfo! Xviminfo
667  &
668  call assert_equal("green yellow green", getline(1))
669  enew!
670  call delete('Xviminfo')
671endfunc
672
673" Test saving and restoring the register values using the older method
674func Test_viminfo_registers_old()
675  let lines = [
676	\ '# Viminfo version',
677	\ '|1,1',
678	\ '',
679	\ '*encoding=utf-8',
680	\ '',
681	\ '# Registers:',
682	\ '""0 CHAR  0',
683	\ '	Vim',
684	\ '"a  CHAR  0',
685	\ '	red',
686	\ '"m@ CHAR  0',
687	\ "	:echo 'Hello'\<CR>",
688	\ "",
689	\ ]
690  call writefile(lines, 'Xviminfo')
691  let @a = 'one'
692  let @b = 'two'
693  let @m = 'three'
694  let @" = 'four'
695  let @t = ":echo 'Unix'\<CR>"
696  silent! normal @t
697  rviminfo! Xviminfo
698  call assert_equal('red', getreg('a'))
699  call assert_equal('two', getreg('b'))
700  call assert_equal(":echo 'Hello'\<CR>", getreg('m'))
701  call assert_equal('Vim', getreg('"'))
702  call assert_equal("\nHello", execute('normal @@'))
703  call delete('Xviminfo')
704  let @" = ''
705endfunc
706
707" Test for saving and restoring large number of lines in a register
708func Test_viminfo_large_register()
709  let save_viminfo = &viminfo
710  set viminfo&vim
711  set viminfo-=<50
712  set viminfo+=<200
713  let lines = ['"r	CHAR	0']
714  call extend(lines, repeat(["\tsun is rising"], 200))
715  call writefile(lines, 'Xviminfo')
716  let @r = ''
717  rviminfo! Xviminfo
718  call assert_equal(join(repeat(["sun is rising"], 200), "\n"), @r)
719  call delete('Xviminfo')
720  let @r = ''
721  let &viminfo = save_viminfo
722endfunc
723
724" Test for setting 'viminfofile' to NONE
725func Test_viminfofile_none()
726  let save_vif = &viminfofile
727  set viminfofile=NONE
728  wviminfo Xviminfo
729  call assert_false(filereadable('Xviminfo'))
730  call writefile([''], 'Xviminfo')
731  call assert_fails('rviminfo Xviminfo', 'E195:')
732  call delete('Xviminfo')
733  let &viminfofile = save_vif
734endfunc
735
736" Test for an unwritable and unreadble 'viminfo' file
737func Test_viminfo_perm()
738  CheckUnix
739  CheckNotRoot
740  call writefile([''], 'Xviminfo')
741  call setfperm('Xviminfo', 'r-x------')
742  call assert_fails('wviminfo Xviminfo', 'E137:')
743  call setfperm('Xviminfo', '--x------')
744  call assert_fails('rviminfo Xviminfo', 'E195:')
745  call delete('Xviminfo')
746endfunc
747
748" Test for writing to an existing viminfo file merges the file marks
749func XTest_viminfo_marks_merge()
750  let save_viminfo = &viminfo
751  set viminfo&vim
752  set viminfo^=%
753  enew
754  %argdelete
755  %bwipe
756
757  call writefile(repeat(['editor'], 10), 'Xbufa')
758  call writefile(repeat(['Vim'], 10), 'Xbufb')
759
760  " set marks in buffers
761  call test_settime(10)
762  edit Xbufa
763  4mark a
764  wviminfo Xviminfo
765  edit Xbufb
766  4mark b
767  wviminfo Xviminfo
768  %bwipe
769
770  " set marks in buffers again
771  call test_settime(20)
772  edit Xbufb
773  6mark b
774  wviminfo Xviminfo
775  edit Xbufa
776  6mark a
777  wviminfo Xviminfo
778  %bwipe
779
780  " Load the buffer and check the marks
781  edit Xbufa
782  rviminfo! Xviminfo
783  call assert_equal(6, line("'a"))
784  edit Xbufb
785  rviminfo! Xviminfo
786  call assert_equal(6, line("'b"))
787
788  " cleanup
789  %bwipe
790  call delete('Xviminfo')
791  call delete('Xbufa')
792  call delete('Xbufb')
793  call test_settime(0)
794  let &viminfo=save_viminfo
795endfunc
796