summaryrefslogtreecommitdiff
path: root/test/test_ale_fix.vader
blob: aeb5bd0985b2c102774efaea69a026aee4ae59bd (plain)
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
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
Before:
  Save g:ale_fixers
  Save &shell
  Save g:ale_enabled
  Save g:ale_fix_on_save
  Save g:ale_lint_on_save
  Save g:ale_echo_cursor

  silent! cd /testplugin/test

  let g:ale_enabled = 0
  let g:ale_echo_cursor = 0
  let g:ale_run_synchronously = 1
  let g:ale_set_lists_synchronously = 1
  let g:ale_fix_buffer_data = {}
  let g:ale_fixers = {
  \ 'testft': [],
  \}

  if !has('win32')
    let &shell = '/bin/bash'
  endif

  call ale#test#SetDirectory('/testplugin/test')
  call ale#test#SetFilename('test.txt')

  function AddCarets(buffer, lines) abort
    " map() is applied to the original lines here.
    " This way, we can ensure that defensive copies are made.
    return map(a:lines, '''^'' . v:val')
  endfunction

  function AddDollars(buffer, lines) abort
    return map(a:lines, '''$'' . v:val')
  endfunction

  function DoNothing(buffer, lines) abort
    return 0
  endfunction

  function CatLine(buffer, lines) abort
    return {'command': 'cat - <(echo d)'}
  endfunction

  function CatLineOneArg(buffer) abort
    return {'command': 'cat - <(echo d)'}
  endfunction

  function ReplaceWithTempFile(buffer, lines) abort
    return {'command': 'echo x > %t', 'read_temporary_file': 1}
  endfunction

  function RemoveLastLine(buffer, lines) abort
    return ['a', 'b']
  endfunction

  function RemoveLastLineOneArg(buffer) abort
    return ['a', 'b']
  endfunction

  function! TestCallback(buffer, output)
    return [{'lnum': 1, 'col': 1, 'text': 'xxx'}]
  endfunction

  function! FirstChainCallback(buffer)
    return {'command': 'echo echoline', 'chain_with': 'SecondChainCallback'}
  endfunction

  function! FirstChainCallbackSkipped(buffer)
    return {'command': '', 'chain_with': 'SecondChainCallback'}
  endfunction

  function! FirstChainCallbackSecondSkipped(buffer)
    return {'command': 'echo skipit', 'chain_with': 'SecondChainCallback'}
  endfunction

  function! SecondChainCallback(buffer, output)
    let l:previous_line = empty(a:output)
    \ ? 'emptydefault'
    \ : join(split(a:output[0]))

    if l:previous_line is# 'skipit'
      return {'command': '', 'chain_with': 'ThirdChainCallback'}
    endif

    return {
    \ 'command': 'echo ' . l:previous_line,
    \ 'chain_with': 'ThirdChainCallback',
    \}
  endfunction

  function! ThirdChainCallback(buffer, output, input)
    let l:previous_line = empty(a:output)
    \ ? 'thirddefault'
    \ : join(split(a:output[0]))

    return a:input + [l:previous_line]
  endfunction

  function! ChainWhereLastIsSkipped(buffer)
    return {'command': 'echo echoline', 'chain_with': 'ChainEndSkipped'}
  endfunction

  function! ChainEndSkipped(buffer, output)
    return {'command': ''}
  endfunction

  " echo will output a single blank line, and we should ingore it.
  function! IgnoredEmptyOutput(buffer, output)
    return {'command': has('win32') ? 'echo(' : 'echo'}
  endfunction

  function! SetUpLinters()
    call ale#linter#Define('testft', {
    \ 'name': 'testlinter',
    \ 'callback': 'TestCallback',
    \ 'executable': 'true',
    \ 'command': 'true',
    \})
  endfunction

  function GetLastMessage()
    redir => l:output
      silent mess
    redir END

    let l:lines = split(l:output, "\n")

    return empty(l:lines) ? '' : l:lines[-1]
  endfunction

After:
  Restore
  unlet! g:ale_run_synchronously
  unlet! g:ale_set_lists_synchronously
  unlet! g:ale_emulate_job_failure
  unlet! b:ale_fixers
  unlet! b:ale_fix_on_save
  delfunction AddCarets
  delfunction AddDollars
  delfunction DoNothing
  delfunction CatLine
  delfunction CatLineOneArg
  delfunction ReplaceWithTempFile
  delfunction RemoveLastLine
  delfunction RemoveLastLineOneArg
  delfunction TestCallback
  delfunction FirstChainCallback
  delfunction FirstChainCallbackSkipped
  delfunction FirstChainCallbackSecondSkipped
  delfunction SecondChainCallback
  delfunction ThirdChainCallback
  delfunction ChainWhereLastIsSkipped
  delfunction ChainEndSkipped
  delfunction SetUpLinters
  delfunction GetLastMessage
  delfunction IgnoredEmptyOutput

  call ale#test#RestoreDirectory()

  call ale#fix#registry#ResetToDefaults()
  call ale#linter#Reset()

  setlocal buftype=nofile

  if filereadable('fix_test_file')
    call delete('fix_test_file')
  endif

  call setloclist(0, [])

  let g:ale_fix_buffer_data = {}

  " Clear the messages between tests.
  echomsg ''

Given testft (A file with three lines):
  a
  b
  c

Execute(ALEFix should complain when there are no functions to call):
  ALEFix
  AssertEqual 'No fixers have been defined. Try :ALEFixSuggest', GetLastMessage()

Execute(ALEFix should apply simple functions):
  let g:ale_fixers.testft = ['AddCarets']
  ALEFix

Expect(The first function should be used):
  ^a
  ^b
  ^c

Execute(ALEFix should apply simple functions in a chain):
  let g:ale_fixers.testft = ['AddCarets', 'AddDollars']
  ALEFix

Expect(Both functions should be used):
  $^a
  $^b
  $^c

Execute(ALEFix should allow 0 to be returned to skip functions):
  let g:ale_fixers.testft = ['DoNothing', 'AddDollars']
  ALEFix

Expect(Only the second function should be applied):
  $a
  $b
  $c

Execute(ALEFix should allow commands to be run):
  if has('win32')
    " Just skip this test on Windows, we can't run it.
    call setline(1, ['a', 'b', 'c', 'd'])
  else
    let g:ale_fixers.testft = ['CatLine']
    ALEFix
  endif

Expect(An extra line should be added):
  a
  b
  c
  d

Execute(ALEFix should allow temporary files to be read):
  if has('win32')
    " Just skip this test on Windows, we can't run it.
    call setline(1, ['x'])
    2,3d
  else
    let g:ale_fixers.testft = ['ReplaceWithTempFile']
    ALEFix
  endif

Expect(The line we wrote to the temporary file should be used here):
  x

Execute(ALEFix should allow jobs and simple functions to be combined):
  if has('win32')
    " Just skip this test on Windows, we can't run it.
    call setline(1, ['$x'])
    2,3d
  else
    let g:ale_fixers.testft = ['ReplaceWithTempFile', 'AddDollars']
    ALEFix
  endif

Expect(The lines from the temporary file should be modified):
  $x

Execute(ALEFix should send lines modified by functions to jobs):
  if has('win32')
    " Just skip this test on Windows, we can't run it.
    call setline(1, ['$a', '$b', '$c', 'd'])
  else
    let g:ale_fixers.testft = ['AddDollars', 'CatLine']
    ALEFix
  endif

Expect(The lines should first be modified by the function, then the job):
  $a
  $b
  $c
  d

Execute(ALEFix should skip commands when jobs fail to run):
  let g:ale_emulate_job_failure = 1
  let g:ale_fixers.testft = ['CatLine', 'AddDollars']
  ALEFix

Expect(Only the second function should be applied):
  $a
  $b
  $c

Execute(ALEFix should handle strings for selecting a single function):
  let g:ale_fixers.testft = 'AddCarets'
  ALEFix

Expect(The first function should be used):
  ^a
  ^b
  ^c

Execute(ALEFix should use functions from the registry):
  call ale#fix#registry#Add('add_carets', 'AddCarets', [], 'Add some carets')
  let g:ale_fixers.testft = ['add_carets']
  ALEFix

Expect(The registry function should be used):
  ^a
  ^b
  ^c

Execute(ALEFix should be able to remove the last line for files):
  let g:ale_fixers.testft = ['RemoveLastLine']
  ALEFix

Expect(There should be only two lines):
  a
  b

Execute(ALEFix should accept funcrefs):
  let g:ale_fixers.testft = [function('RemoveLastLine')]
  ALEFix

Expect(There should be only two lines):
  a
  b

Execute(ALEFix should accept lambdas):
  if has('nvim')
    " NeoVim 0.1.7 can't interpret lambdas correctly, so just set the lines
    " to make the test pass.
    call setline(1, ['a', 'b', 'c', 'd'])
  else
    let g:ale_fixers.testft = [{buffer, lines -> lines + ['d']}]
    ALEFix
  endif

Expect(There should be an extra line):
  a
  b
  c
  d

Execute(ALEFix should user buffer-local fixer settings):
  let g:ale_fixers.testft = ['AddCarets', 'AddDollars']
  let b:ale_fixers = {'testft': ['RemoveLastLine']}
  ALEFix

Expect(There should be only two lines):
  a
  b

Execute(ALEFix should allow Lists to be used for buffer-local fixer settings):
  let g:ale_fixers.testft = ['AddCarets', 'AddDollars']
  let b:ale_fixers = ['RemoveLastLine']
  ALEFix

Expect(There should be only two lines):
  a
  b

Given testft (A file with three lines):
  a
  b
  c

Execute(ALEFix should save files on the save event):
  let g:ale_fix_on_save = 1
  let g:ale_lint_on_save = 1
  let g:ale_enabled = 1

  noautocmd silent file fix_test_file
  call writefile(getline(1, '$'), 'fix_test_file')

  let g:ale_fixers.testft = ['AddDollars']

  " We have to set the buftype to empty so the file will be written.
  setlocal buftype=

  call SetUpLinters()
  call ale#events#SaveEvent(bufnr(''))

  " We should save the file.
  AssertEqual ['$a', '$b', '$c'], readfile('fix_test_file')
  Assert !&modified, 'The was marked as ''modified'''

  if !has('win32')
    " We should have run the linter.
    AssertEqual [{
    \   'bufnr': bufnr('%'),
    \   'lnum': 1,
    \   'vcol': 0,
    \   'col': 1,
    \   'text': 'xxx',
    \   'type': 'E',
    \   'nr': -1,
    \   'pattern': '',
    \   'valid': 1,
    \}], getloclist(0)
  endif

Expect(The buffer should be modified):
  $a
  $b
  $c

Given testft (A file with three lines):
  a
  b
  c

Execute(ALEFix should still lint with no linters to be applied):
  let g:ale_fix_on_save = 1
  let g:ale_lint_on_save = 1
  let g:ale_enabled = 1

  noautocmd silent file fix_test_file

  let g:ale_fixers.testft = []

  call SetUpLinters()
  call ale#events#SaveEvent(bufnr(''))

  Assert !filereadable('fix_test_file'), 'The file should not have been saved'

  if !has('win32')
    " We have run the linter.
    AssertEqual [{
    \   'bufnr': bufnr('%'),
    \   'lnum': 1,
    \   'vcol': 0,
    \   'col': 1,
    \   'text': 'xxx',
    \   'type': 'E',
    \   'nr': -1,
    \   'pattern': '',
    \   'valid': 1,
    \}], getloclist(0)
  endif

Expect(The buffer should be the same):
  a
  b
  c

Execute(ALEFix should still lint when nothing was fixed on save):
  let g:ale_fix_on_save = 1
  let g:ale_lint_on_save = 1
  let g:ale_enabled = 1

  noautocmd silent file fix_test_file

  let g:ale_fixers.testft = ['DoNothing']

  call SetUpLinters()
  call ale#events#SaveEvent(bufnr(''))

  Assert !filereadable('fix_test_file'), 'The file should not have been saved'

  if !has('win32')
    " We should have run the linter.
    AssertEqual [{
    \   'bufnr': bufnr('%'),
    \   'lnum': 1,
    \   'vcol': 0,
    \   'col': 1,
    \   'text': 'xxx',
    \   'type': 'E',
    \   'nr': -1,
    \   'pattern': '',
    \   'valid': 1,
    \}], getloclist(0)
  endif

Expect(The buffer should be the same):
  a
  b
  c

Given testft (A file with three lines):
  a
  b
  c

Execute(ale#fix#InitBufferData() should set up the correct data):
  noautocmd silent file fix_test_file

  call ale#fix#InitBufferData(bufnr(''), 'save_file')

  AssertEqual {
  \ bufnr(''): {
  \   'temporary_directory_list': [],
  \   'vars': b:,
  \   'filename': ale#path#Winify(getcwd() . '/fix_test_file'),
  \   'done': 0,
  \   'lines_before': ['a', 'b', 'c'],
  \   'should_save': 1,
  \ },
  \}, g:ale_fix_buffer_data

Execute(ALEFix simple functions should be able to accept one argument, the buffer):
  let g:ale_fixers.testft = ['RemoveLastLineOneArg']
  ALEFix

Expect(There should be only two lines):
  a
  b

Execute(b:ale_fix_on_save = 1 should override g:ale_fix_on_save = 0):
  let g:ale_fix_on_save = 0
  let b:ale_fix_on_save = 1

  let g:ale_fixers.testft = ['RemoveLastLineOneArg']
  call ale#events#SaveEvent(bufnr(''))

Expect(There should be only two lines):
  a
  b

Execute(b:ale_fix_on_save = 0 should override g:ale_fix_on_save = 1):
  let g:ale_fix_on_save = 1
  let b:ale_fix_on_save = 0

  let g:ale_fixers.testft = ['RemoveLastLineOneArg']
  call ale#events#SaveEvent(bufnr(''))

Expect(The lines should be the same):
  a
  b
  c

Execute(ALEFix functions returning jobs should be able to accept one argument):
  if has('win32')
    " Just skip this test on Windows, we can't run it.
    call setline(1, ['a', 'b', 'c', 'd'])
  else
    let g:ale_fixers.testft = ['CatLine']
    ALEFix
  endif

Expect(An extra line should be added):
  a
  b
  c
  d

Execute(ALE should print a message telling you something isn't a valid fixer when you type some nonsense):
  let g:ale_fixers.testft = ['CatLine', 'invalidname']
  ALEFix

  AssertEqual 'There is no fixer named `invalidname`. Check :ALEFixSuggest', GetLastMessage()

Execute(Test fixing with chained callbacks):
  let g:ale_fixers.testft = ['FirstChainCallback']
  ALEFix

Expect(The echoed line should be added):
  a
  b
  c
  echoline

Execute(Test fixing with chained callback where the first command is skipped):
  let g:ale_fixers.testft = ['FirstChainCallbackSkipped']
  ALEFix

Expect(The default line should be added):
  a
  b
  c
  emptydefault

Execute(Test fixing with chained callback where the second command is skipped):
  let g:ale_fixers.testft = ['FirstChainCallbackSecondSkipped']
  ALEFix

Expect(The default line should be added):
  a
  b
  c
  thirddefault

Execute(Test fixing with chained callback where the final callback is skipped):
  let g:ale_fixers.testft = ['ChainWhereLastIsSkipped']
  ALEFix

Expect(The lines should be the same):
  a
  b
  c

Execute(Empty output should be ignored):
  let g:ale_fixers.testft = ['IgnoredEmptyOutput']
  ALEFix

Expect(The lines should be the same):
  a
  b
  c