xref: /vim-8.2.3635/src/testdir/test_visual.vim (revision 95bafa29)
1" Tests for various Visual mode.
2if !has('visual')
3  finish
4endif
5
6
7func Test_block_shift_multibyte()
8  " Uses double-wide character.
9  if !has('multi_byte')
10    return
11  endif
12  split
13  call setline(1, ['xヹxxx', 'ヹxxx'])
14  exe "normal 1G0l\<C-V>jl>"
15  call assert_equal('x	 ヹxxx', getline(1))
16  call assert_equal('	ヹxxx', getline(2))
17  q!
18endfunc
19
20func Test_block_shift_overflow()
21  " This used to cause a multiplication overflow followed by a crash.
22  new
23  normal ii
24  exe "normal \<C-V>876543210>"
25  q!
26endfunc
27
28func Test_dotregister_paste()
29  new
30  exe "norm! ihello world\<esc>"
31  norm! 0ve".p
32  call assert_equal('hello world world', getline(1))
33  q!
34endfunc
35
36func Test_Visual_ctrl_o()
37  new
38  call setline(1, ['one', 'two', 'three'])
39  call cursor(1,2)
40  set noshowmode
41  set tw=0
42  call feedkeys("\<c-v>jjlIa\<c-\>\<c-o>:set tw=88\<cr>\<esc>", 'tx')
43  call assert_equal(['oane', 'tawo', 'tahree'], getline(1, 3))
44  call assert_equal(88, &tw)
45  set tw&
46  bw!
47endfu
48
49func Test_Visual_vapo()
50  new
51  normal oxx
52  normal vapo
53  bwipe!
54endfunc
55
56func Test_Visual_inner_quote()
57  new
58  normal oxX
59  normal vki'
60  bwipe!
61endfunc
62
63" Test for Visual mode not being reset causing E315 error.
64func TriggerTheProblem()
65  " At this point there is no visual selection because :call reset it.
66  " Let's restore the selection:
67  normal gv
68  '<,'>del _
69  try
70      exe "normal \<Esc>"
71  catch /^Vim\%((\a\+)\)\=:E315/
72      echom 'Snap! E315 error!'
73      let g:msg = 'Snap! E315 error!'
74  endtry
75endfunc
76
77func Test_visual_mode_reset()
78  enew
79  let g:msg = "Everything's fine."
80  enew
81  setl buftype=nofile
82  call append(line('$'), 'Delete this line.')
83
84  " NOTE: this has to be done by a call to a function because executing :del
85  " the ex-way will require the colon operator which resets the visual mode
86  " thus preventing the problem:
87  exe "normal! GV:call TriggerTheProblem()\<CR>"
88  call assert_equal("Everything's fine.", g:msg)
89
90endfunc
91
92" Test for visual block shift and tab characters.
93func Test_block_shift_tab()
94  enew!
95  call append(0, repeat(['one two three'], 5))
96  call cursor(1,1)
97  exe "normal i\<C-G>u"
98  exe "normal fe\<C-V>4jR\<Esc>ugvr1"
99  call assert_equal('on1 two three', getline(1))
100  call assert_equal('on1 two three', getline(2))
101  call assert_equal('on1 two three', getline(5))
102
103  enew!
104  call append(0, repeat(['abcdefghijklmnopqrstuvwxyz'], 5))
105  call cursor(1,1)
106  exe "normal \<C-V>4jI    \<Esc>j<<11|D"
107  exe "normal j7|a\<Tab>\<Tab>"
108  exe "normal j7|a\<Tab>\<Tab>   "
109  exe "normal j7|a\<Tab>       \<Tab>\<Esc>4k13|\<C-V>4j<"
110  call assert_equal('    abcdefghijklmnopqrstuvwxyz', getline(1))
111  call assert_equal('abcdefghij', getline(2))
112  call assert_equal("    abc\<Tab>    defghijklmnopqrstuvwxyz", getline(3))
113  call assert_equal("    abc\<Tab>    defghijklmnopqrstuvwxyz", getline(4))
114  call assert_equal("    abc\<Tab>    defghijklmnopqrstuvwxyz", getline(5))
115
116  %s/\s\+//g
117  call cursor(1,1)
118  exe "normal \<C-V>4jI    \<Esc>j<<"
119  exe "normal j7|a\<Tab>\<Tab>"
120  exe "normal j7|a\<Tab>\<Tab>\<Tab>\<Tab>\<Tab>"
121  exe "normal j7|a\<Tab>       \<Tab>\<Tab>\<Esc>4k13|\<C-V>4j3<"
122  call assert_equal('    abcdefghijklmnopqrstuvwxyz', getline(1))
123  call assert_equal('abcdefghij', getline(2))
124  call assert_equal("    abc\<Tab>    defghijklmnopqrstuvwxyz", getline(3))
125  call assert_equal("    abc\<Tab>\<Tab>defghijklmnopqrstuvwxyz", getline(4))
126  call assert_equal("    abc\<Tab>    defghijklmnopqrstuvwxyz", getline(5))
127
128  enew!
129endfunc
130
131" Tests Blockwise Visual when there are TABs before the text.
132func Test_blockwise_visual()
133  enew!
134  call append(0, ['123456',
135	      \ '234567',
136	      \ '345678',
137	      \ '',
138	      \ 'test text test tex start here',
139	      \ "\t\tsome text",
140	      \ "\t\ttest text",
141	      \ 'test text'])
142  call cursor(1,1)
143  exe "normal /start here$\<CR>"
144  exe 'normal "by$' . "\<C-V>jjlld"
145  exe "normal /456$\<CR>"
146  exe "normal \<C-V>jj" . '"bP'
147  call assert_equal(['123start here56',
148	      \ '234start here67',
149	      \ '345start here78',
150	      \ '',
151	      \ 'test text test tex rt here',
152	      \ "\t\tsomext",
153	      \ "\t\ttesext"], getline(1, 7))
154
155  enew!
156endfunc
157
158" Test swapping corners in blockwise visual mode with o and O
159func Test_blockwise_visual_o_O()
160  enew!
161
162  exe "norm! 10i.\<Esc>Y4P3lj\<C-V>4l2jr "
163  exe "norm! gvO\<Esc>ra"
164  exe "norm! gvO\<Esc>rb"
165  exe "norm! gvo\<C-c>rc"
166  exe "norm! gvO\<C-c>rd"
167
168  call assert_equal(['..........',
169        \            '...c   d..',
170        \            '...     ..',
171        \            '...a   b..',
172        \            '..........'], getline(1, '$'))
173
174  enew!
175endfun
176
177" Test Virtual replace mode.
178func Test_virtual_replace()
179  if exists('&t_kD')
180    let save_t_kD = &t_kD
181  endif
182  if exists('&t_kb')
183    let save_t_kb = &t_kb
184  endif
185  exe "set t_kD=\<C-V>x7f t_kb=\<C-V>x08"
186  enew!
187  exe "normal a\nabcdefghi\njk\tlmn\n    opq	rst\n\<C-D>uvwxyz"
188  call cursor(1,1)
189  set ai bs=2
190  exe "normal gR0\<C-D> 1\nA\nBCDEFGHIJ\n\tKL\nMNO\nPQR"
191  call assert_equal([' 1',
192	      \ ' A',
193	      \ ' BCDEFGHIJ',
194	      \ ' 	KL',
195	      \ '	MNO',
196	      \ '	PQR',
197	      \ ], getline(1, 6))
198  normal G
199  mark a
200  exe "normal o0\<C-D>\nabcdefghi\njk\tlmn\n    opq\trst\n\<C-D>uvwxyz\n"
201  exe "normal 'ajgR0\<C-D> 1\nA\nBCDEFGHIJ\n\tKL\nMNO\nPQR" . repeat("\<BS>", 29)
202  call assert_equal([' 1',
203	      \ 'abcdefghi',
204	      \ 'jk	lmn',
205	      \ '    opq	rst',
206	      \ 'uvwxyz'], getline(7, 11))
207  normal G
208  exe "normal iab\tcdefghi\tjkl"
209  exe "normal 0gRAB......CDEFGHI.J\<Esc>o"
210  exe "normal iabcdefghijklmnopqrst\<Esc>0gRAB\tIJKLMNO\tQR"
211  call assert_equal(['AB......CDEFGHI.Jkl',
212	      \ 'AB	IJKLMNO	QRst'], getline(12, 13))
213  enew!
214  set noai bs&vim
215  if exists('save_t_kD')
216    let &t_kD = save_t_kD
217  endif
218  if exists('save_t_kb')
219    let &t_kb = save_t_kb
220  endif
221endfunc
222
223" Test Virtual replace mode.
224func Test_virtual_replace2()
225  enew!
226  set bs=2
227  exe "normal a\nabcdefghi\njk\tlmn\n    opq	rst\n\<C-D>uvwxyz"
228  call cursor(1,1)
229  " Test 1: Test that del deletes the newline
230  exe "normal gR0\<del> 1\nA\nBCDEFGHIJ\n\tKL\nMNO\nPQR"
231  call assert_equal(['0 1',
232	      \ 'A',
233	      \ 'BCDEFGHIJ',
234	      \ '	KL',
235	      \ 'MNO',
236	      \ 'PQR',
237	      \ ], getline(1, 6))
238  " Test 2:
239  " a newline is not deleted, if no newline has been added in virtual replace mode
240  %d_
241  call setline(1, ['abcd', 'efgh', 'ijkl'])
242  call cursor(2,1)
243  exe "norm! gR1234\<cr>5\<bs>\<bs>\<bs>"
244  call assert_equal(['abcd',
245        \ '123h',
246        \ 'ijkl'], getline(1, '$'))
247  " Test 3:
248  " a newline is deleted, if a newline has been inserted before in virtual replace mode
249  %d_
250  call setline(1, ['abcd', 'efgh', 'ijkl'])
251  call cursor(2,1)
252  exe "norm! gR1234\<cr>\<cr>56\<bs>\<bs>\<bs>"
253  call assert_equal(['abcd',
254        \ '1234',
255        \ 'ijkl'], getline(1, '$'))
256  " Test 4:
257  " delete add a newline, delete it, add it again and check undo
258  %d_
259  call setline(1, ['abcd', 'efgh', 'ijkl'])
260  call cursor(2,1)
261  " break undo sequence explicitly
262  let &ul = &ul
263  exe "norm! gR1234\<cr>\<bs>\<del>56\<cr>"
264  let &ul = &ul
265  call assert_equal(['abcd',
266        \ '123456',
267        \ ''], getline(1, '$'))
268  norm! u
269  call assert_equal(['abcd',
270        \ 'efgh',
271        \ 'ijkl'], getline(1, '$'))
272  " clean up
273  %d_
274  set bs&vim
275endfunc
276