/
test_vartabs.vim
445 lines (388 loc) · 13 KB
/
test_vartabs.vim
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
" Test for variable tabstops
source check.vim
CheckFeature vartabs
source view_util.vim
func s:compare_lines(expect, actual)
call assert_equal(join(a:expect, "\n"), join(a:actual, "\n"))
endfunc
func Test_vartabs()
new
%d
" Test normal operation of tabstops ...
set ts=4
call setline(1, join(split('aaaaa', '\zs'), "\t"))
retab 8
let expect = "a a\<tab>a a\<tab>a"
call assert_equal(expect, getline(1))
" ... and softtabstops
set ts=8 sts=6
exe "norm! Sb\<tab>b\<tab>b\<tab>b\<tab>b"
let expect = "b b\<tab> b\<tab> b\<tab>b"
call assert_equal(expect, getline(1))
" Test variable tabstops.
set sts=0 vts=4,8,4,8
exe "norm! Sc\<tab>c\<tab>c\<tab>c\<tab>c\<tab>c"
retab 8
let expect = "c c\<tab> c\<tab>c\<tab>c\<tab>c"
call assert_equal(expect, getline(1))
set et vts=4,8,4,8
exe "norm! Sd\<tab>d\<tab>d\<tab>d\<tab>d\<tab>d"
let expect = "d d d d d d"
call assert_equal(expect, getline(1))
" Changing ts should have no effect if vts is in use.
call cursor(1, 1)
set ts=6
exe "norm! Se\<tab>e\<tab>e\<tab>e\<tab>e\<tab>e"
let expect = "e e e e e e"
call assert_equal(expect, getline(1))
" Clearing vts should revert to using ts.
set vts=
exe "norm! Sf\<tab>f\<tab>f\<tab>f\<tab>f\<tab>f"
let expect = "f f f f f f"
call assert_equal(expect, getline(1))
" Test variable softtabstops.
set noet ts=8 vsts=12,2,6
exe "norm! Sg\<tab>g\<tab>g\<tab>g\<tab>g\<tab>g"
let expect = "g\<tab> g g\<tab> g\<tab> g\<tab>g"
call assert_equal(expect, getline(1))
" Variable tabstops and softtabstops combined.
set vsts=6,12,8 vts=4,6,8
exe "norm! Sh\<tab>h\<tab>h\<tab>h\<tab>h"
let expect = "h\<tab> h\<tab>\<tab>h\<tab>h\<tab>h"
call assert_equal(expect, getline(1))
" Retab with a single value, not using vts.
set ts=8 sts=0 vts= vsts=
exe "norm! Si\<tab>i\<tab>i\<tab>i\<tab>i"
retab 4
let expect = "i\<tab>\<tab>i\<tab>\<tab>i\<tab>\<tab>i\<tab>\<tab>i"
call assert_equal(expect, getline(1))
" Retab with a single value, using vts.
set ts=8 sts=0 vts=6 vsts=
exe "norm! Sj\<tab>j\<tab>j\<tab>j\<tab>j"
retab 4
let expect = "j\<tab> j\<tab>\<tab>j\<tab> j\<tab>\<tab>j"
call assert_equal(expect, getline(1))
" Retab with multiple values, not using vts.
set ts=6 sts=0 vts= vsts=
exe "norm! Sk\<tab>k\<tab>k\<tab>k\<tab>k\<tab>k"
retab 4,8
let expect = "k\<tab> k\<tab>k k\<tab> k\<tab> k"
call assert_equal(expect, getline(1))
" Retab with multiple values, using vts.
set ts=8 sts=0 vts=6 vsts=
exe "norm! Sl\<tab>l\<tab>l\<tab>l\<tab>l\<tab>l"
retab 4,8
let expect = "l\<tab> l\<tab>l l\<tab> l\<tab> l"
call assert_equal(expect, getline(1))
" Test for 'retab' with vts
set ts=8 sts=0 vts=5,3,6,2 vsts=
exe "norm! S l"
.retab!
call assert_equal("\t\t\t\tl", getline(1))
" Test for 'retab' with same values as vts
set ts=8 sts=0 vts=5,3,6,2 vsts=
exe "norm! S l"
.retab! 5,3,6,2
call assert_equal("\t\t\t\tl", getline(1))
" Check that global and local values are set.
set ts=4 vts=6 sts=8 vsts=10
call assert_equal(&ts, 4)
call assert_equal(&vts, '6')
call assert_equal(&sts, 8)
call assert_equal(&vsts, '10')
new
call assert_equal(&ts, 4)
call assert_equal(&vts, '6')
call assert_equal(&sts, 8)
call assert_equal(&vsts, '10')
bwipeout!
" Check that local values only are set.
setlocal ts=5 vts=7 sts=9 vsts=11
call assert_equal(&ts, 5)
call assert_equal(&vts, '7')
call assert_equal(&sts, 9)
call assert_equal(&vsts, '11')
new
call assert_equal(&ts, 4)
call assert_equal(&vts, '6')
call assert_equal(&sts, 8)
call assert_equal(&vsts, '10')
bwipeout!
" Check that global values only are set.
setglobal ts=6 vts=8 sts=10 vsts=12
call assert_equal(&ts, 5)
call assert_equal(&vts, '7')
call assert_equal(&sts, 9)
call assert_equal(&vsts, '11')
new
call assert_equal(&ts, 6)
call assert_equal(&vts, '8')
call assert_equal(&sts, 10)
call assert_equal(&vsts, '12')
bwipeout!
set ts& vts& sts& vsts& et&
bwipeout!
endfunc
func Test_retab_invalid_arg()
new
call setline(1, "\ttext")
retab 0
call assert_fails("retab -8", 'E487: Argument must be positive')
call assert_fails("retab 10000", 'E475:')
call assert_fails("retab 720575940379279360", 'E475:')
bwipe!
endfunc
func Test_vartabs_breakindent()
CheckOption breakindent
new
%d
" Test normal operation of tabstops ...
set ts=4
call setline(1, join(split('aaaaa', '\zs'), "\t"))
retab 8
let expect = "a a\<tab>a a\<tab>a"
call assert_equal(expect, getline(1))
" ... and softtabstops
set ts=8 sts=6
exe "norm! Sb\<tab>b\<tab>b\<tab>b\<tab>b"
let expect = "b b\<tab> b\<tab> b\<tab>b"
call assert_equal(expect, getline(1))
" Test variable tabstops.
set sts=0 vts=4,8,4,8
exe "norm! Sc\<tab>c\<tab>c\<tab>c\<tab>c\<tab>c"
retab 8
let expect = "c c\<tab> c\<tab>c\<tab>c\<tab>c"
call assert_equal(expect, getline(1))
set et vts=4,8,4,8
exe "norm! Sd\<tab>d\<tab>d\<tab>d\<tab>d\<tab>d"
let expect = "d d d d d d"
call assert_equal(expect, getline(1))
" Changing ts should have no effect if vts is in use.
call cursor(1, 1)
set ts=6
exe "norm! Se\<tab>e\<tab>e\<tab>e\<tab>e\<tab>e"
let expect = "e e e e e e"
call assert_equal(expect, getline(1))
" Clearing vts should revert to using ts.
set vts=
exe "norm! Sf\<tab>f\<tab>f\<tab>f\<tab>f\<tab>f"
let expect = "f f f f f f"
call assert_equal(expect, getline(1))
" Test variable softtabstops.
set noet ts=8 vsts=12,2,6
exe "norm! Sg\<tab>g\<tab>g\<tab>g\<tab>g\<tab>g"
let expect = "g\<tab> g g\<tab> g\<tab> g\<tab>g"
call assert_equal(expect, getline(1))
" Variable tabstops and softtabstops combined.
set vsts=6,12,8 vts=4,6,8
exe "norm! Sh\<tab>h\<tab>h\<tab>h\<tab>h"
let expect = "h\<tab> h\<tab>\<tab>h\<tab>h\<tab>h"
call assert_equal(expect, getline(1))
" Retab with a single value, not using vts.
set ts=8 sts=0 vts= vsts=
exe "norm! Si\<tab>i\<tab>i\<tab>i\<tab>i"
retab 4
let expect = "i\<tab>\<tab>i\<tab>\<tab>i\<tab>\<tab>i\<tab>\<tab>i"
call assert_equal(expect, getline(1))
" Retab with a single value, using vts.
set ts=8 sts=0 vts=6 vsts=
exe "norm! Sj\<tab>j\<tab>j\<tab>j\<tab>j"
retab 4
let expect = "j\<tab> j\<tab>\<tab>j\<tab> j\<tab>\<tab>j"
call assert_equal(expect, getline(1))
" Retab with multiple values, not using vts.
set ts=6 sts=0 vts= vsts=
exe "norm! Sk\<tab>k\<tab>k\<tab>k\<tab>k\<tab>k"
retab 4,8
let expect = "k\<tab> k\<tab>k k\<tab> k\<tab> k"
call assert_equal(expect, getline(1))
" Retab with multiple values, using vts.
set ts=8 sts=0 vts=6 vsts=
exe "norm! Sl\<tab>l\<tab>l\<tab>l\<tab>l\<tab>l"
retab 4,8
let expect = "l\<tab> l\<tab>l l\<tab> l\<tab> l"
call assert_equal(expect, getline(1))
" Check that global and local values are set.
set ts=4 vts=6 sts=8 vsts=10
call assert_equal(&ts, 4)
call assert_equal(&vts, '6')
call assert_equal(&sts, 8)
call assert_equal(&vsts, '10')
new
call assert_equal(&ts, 4)
call assert_equal(&vts, '6')
call assert_equal(&sts, 8)
call assert_equal(&vsts, '10')
bwipeout!
" Check that local values only are set.
setlocal ts=5 vts=7 sts=9 vsts=11
call assert_equal(&ts, 5)
call assert_equal(&vts, '7')
call assert_equal(&sts, 9)
call assert_equal(&vsts, '11')
new
call assert_equal(&ts, 4)
call assert_equal(&vts, '6')
call assert_equal(&sts, 8)
call assert_equal(&vsts, '10')
bwipeout!
" Check that global values only are set.
setglobal ts=6 vts=8 sts=10 vsts=12
call assert_equal(&ts, 5)
call assert_equal(&vts, '7')
call assert_equal(&sts, 9)
call assert_equal(&vsts, '11')
new
call assert_equal(&ts, 6)
call assert_equal(&vts, '8')
call assert_equal(&sts, 10)
call assert_equal(&vsts, '12')
bwipeout!
bwipeout!
endfunc
func Test_vartabs_linebreak()
if winwidth(0) < 40
return
endif
new
40vnew
%d
setl linebreak vartabstop=10,20,30,40
call setline(1, "\tx\tx\tx\tx")
let expect = [' x ',
\ 'x x ',
\ 'x ']
let lines = ScreenLines([1, 3], winwidth(0))
call s:compare_lines(expect, lines)
setl list listchars=tab:>-
let expect = ['>---------x>------------------ ',
\ 'x>------------------x>------------------',
\ 'x ']
let lines = ScreenLines([1, 3], winwidth(0))
call s:compare_lines(expect, lines)
setl linebreak vartabstop=40
let expect = ['>---------------------------------------',
\ 'x>--------------------------------------',
\ 'x>--------------------------------------',
\ 'x>--------------------------------------',
\ 'x ']
let lines = ScreenLines([1, 5], winwidth(0))
call s:compare_lines(expect, lines)
" cleanup
bw!
bw!
set nolist listchars&vim
endfunc
func Test_vartabs_shiftwidth()
"return
if winwidth(0) < 40
return
endif
new
40vnew
%d
" setl varsofttabstop=10,20,30,40
setl shiftwidth=0 vartabstop=10,20,30,40
call setline(1, "x")
" Check without any change.
let expect = ['x ']
let lines = ScreenLines(1, winwidth(0))
call s:compare_lines(expect, lines)
" Test 1:
" shiftwidth depends on the indent, first check with cursor at the end of the
" line (which is the same as the start of the line, since there is only one
" character).
norm! $>>
let expect1 = [' x ']
let lines = ScreenLines(1, winwidth(0))
call s:compare_lines(expect1, lines)
call assert_equal(10, shiftwidth())
call assert_equal(10, shiftwidth(1))
call assert_equal(20, shiftwidth(virtcol('.')))
norm! $>>
let expect2 = [' x ', '~ ']
let lines = ScreenLines([1, 2], winwidth(0))
call s:compare_lines(expect2, lines)
call assert_equal(20, shiftwidth(virtcol('.')-2))
call assert_equal(30, virtcol('.')->shiftwidth())
norm! $>>
let expect3 = [' ', ' x ', '~ ']
let lines = ScreenLines([1, 3], winwidth(0))
call s:compare_lines(expect3, lines)
call assert_equal(30, shiftwidth(virtcol('.')-2))
call assert_equal(40, shiftwidth(virtcol('.')))
norm! $>>
let expect4 = [' ', ' ', ' x ']
let lines = ScreenLines([1, 3], winwidth(0))
call assert_equal(40, shiftwidth(virtcol('.')))
call s:compare_lines(expect4, lines)
" Test 2: Put the cursor at the first column, result should be the same
call setline(1, "x")
norm! 0>>
let lines = ScreenLines(1, winwidth(0))
call s:compare_lines(expect1, lines)
norm! 0>>
let lines = ScreenLines([1, 2], winwidth(0))
call s:compare_lines(expect2, lines)
norm! 0>>
let lines = ScreenLines([1, 3], winwidth(0))
call s:compare_lines(expect3, lines)
norm! 0>>
let lines = ScreenLines([1, 3], winwidth(0))
call s:compare_lines(expect4, lines)
call assert_fails('call shiftwidth([])', 'E745:')
" cleanup
bw!
bw!
endfunc
func Test_vartabs_failures()
call assert_fails('set vts=8,')
call assert_fails('set vsts=8,')
call assert_fails('set vts=8,,8')
call assert_fails('set vsts=8,,8')
call assert_fails('set vts=8,,8,')
call assert_fails('set vsts=8,,8,')
call assert_fails('set vts=,8')
call assert_fails('set vsts=,8')
endfunc
func Test_vartabs_reset()
set vts=8
set all&
call assert_equal('', &vts)
endfunc
func s:SaveCol(l)
call add(a:l, [col('.'), virtcol('.')])
return ''
endfunc
" Test for 'varsofttabstop'
func Test_varsofttabstop()
new
inoremap <expr> <F2> s:SaveCol(g:cols)
set backspace=indent,eol,start
set varsofttabstop=6,2,5,3
let g:cols = []
call feedkeys("a\t\<F2>\t\<F2>\t\<F2>\t\<F2> ", 'xt')
call assert_equal("\t\t ", getline(1))
call assert_equal([[7, 7], [2, 9], [7, 14], [3, 17]], g:cols)
let g:cols = []
call feedkeys("a\<bs>\<F2>\<bs>\<F2>\<bs>\<F2>\<bs>\<F2>\<bs>\<F2>", 'xt')
call assert_equal('', getline(1))
call assert_equal([[3, 17], [7, 14], [2, 9], [7, 7], [1, 1]], g:cols)
set varsofttabstop&
set backspace&
iunmap <F2>
close!
endfunc
" Setting 'shiftwidth' to a negative value, should set it to either the value
" of 'tabstop' (if 'vartabstop' is not set) or to the first value in
" 'vartabstop'
func Test_shiftwidth_vartabstop()
setlocal tabstop=7 vartabstop=
call assert_fails('set shiftwidth=-1', 'E487:')
call assert_equal(7, &shiftwidth)
setlocal tabstop=7 vartabstop=5,7,10
call assert_fails('set shiftwidth=-1', 'E487:')
call assert_equal(5, &shiftwidth)
setlocal shiftwidth& vartabstop& tabstop&
endfunc
" vim: shiftwidth=2 sts=2 expandtab