aboutsummaryrefslogtreecommitdiff
path: root/t/t3510-cherry-pick-sequence.sh
blob: 7b7a89dbd5ce578e0a722345a00f247e383689ef (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
#!/bin/sh

test_description='Test cherry-pick continuation features

 +  conflicting: rewrites unrelated to conflicting
  + yetanotherpick: rewrites foo to e
  + anotherpick: rewrites foo to d
  + picked: rewrites foo to c
  + unrelatedpick: rewrites unrelated to reallyunrelated
  + base: rewrites foo to b
  + initial: writes foo as a, unrelated as unrelated

'

. ./test-lib.sh

# Repeat first match 10 times
_r10='\1\1\1\1\1\1\1\1\1\1'

pristine_detach () {
	git cherry-pick --quit &&
	git checkout -f "$1^0" &&
	git read-tree -u --reset HEAD &&
	git clean -d -f -f -q -x
}

test_expect_success setup '
	git config advice.detachedhead false &&
	echo unrelated >unrelated &&
	git add unrelated &&
	test_commit initial foo a &&
	test_commit base foo b &&
	test_commit unrelatedpick unrelated reallyunrelated &&
	test_commit picked foo c &&
	test_commit anotherpick foo d &&
	test_commit yetanotherpick foo e &&
	pristine_detach initial &&
	test_commit conflicting unrelated
'

test_expect_success 'cherry-pick persists data on failure' '
	pristine_detach initial &&
	test_expect_code 1 git cherry-pick -s base..anotherpick &&
	test_path_is_dir .git/sequencer &&
	test_path_is_file .git/sequencer/head &&
	test_path_is_file .git/sequencer/todo &&
	test_path_is_file .git/sequencer/opts
'

test_expect_success 'cherry-pick mid-cherry-pick-sequence' '
	pristine_detach initial &&
	test_must_fail git cherry-pick base..anotherpick &&
	test_cmp_rev picked CHERRY_PICK_HEAD &&
	# "oops, I forgot that these patches rely on the change from base"
	git checkout HEAD foo &&
	git cherry-pick base &&
	git cherry-pick picked &&
	git cherry-pick --continue &&
	git diff --exit-code anotherpick
'

test_expect_success 'cherry-pick persists opts correctly' '
	pristine_detach initial &&
	test_expect_code 128 git cherry-pick -s -m 1 --strategy=recursive -X patience -X ours initial..anotherpick &&
	test_path_is_dir .git/sequencer &&
	test_path_is_file .git/sequencer/head &&
	test_path_is_file .git/sequencer/todo &&
	test_path_is_file .git/sequencer/opts &&
	echo "true" >expect &&
	git config --file=.git/sequencer/opts --get-all options.signoff >actual &&
	test_cmp expect actual &&
	echo "1" >expect &&
	git config --file=.git/sequencer/opts --get-all options.mainline >actual &&
	test_cmp expect actual &&
	echo "recursive" >expect &&
	git config --file=.git/sequencer/opts --get-all options.strategy >actual &&
	test_cmp expect actual &&
	cat >expect <<-\EOF &&
	patience
	ours
	EOF
	git config --file=.git/sequencer/opts --get-all options.strategy-option >actual &&
	test_cmp expect actual
'

test_expect_success 'cherry-pick cleans up sequencer state upon success' '
	pristine_detach initial &&
	git cherry-pick initial..picked &&
	test_path_is_missing .git/sequencer
'

test_expect_success '--quit does not complain when no cherry-pick is in progress' '
	pristine_detach initial &&
	git cherry-pick --quit
'

test_expect_success '--abort requires cherry-pick in progress' '
	pristine_detach initial &&
	test_must_fail git cherry-pick --abort
'

test_expect_success '--quit cleans up sequencer state' '
	pristine_detach initial &&
	test_expect_code 1 git cherry-pick base..picked &&
	git cherry-pick --quit &&
	test_path_is_missing .git/sequencer
'

test_expect_success '--quit keeps HEAD and conflicted index intact' '
	pristine_detach initial &&
	cat >expect <<-\EOF &&
	OBJID
	:100644 100644 OBJID OBJID M	unrelated
	OBJID
	:000000 100644 OBJID OBJID A	foo
	:000000 100644 OBJID OBJID A	unrelated
	EOF
	test_expect_code 1 git cherry-pick base..picked &&
	git cherry-pick --quit &&
	test_path_is_missing .git/sequencer &&
	test_must_fail git update-index --refresh &&
	{
		git rev-list HEAD |
		git diff-tree --root --stdin |
		sed "s/$_x40/OBJID/g"
	} >actual &&
	test_cmp expect actual
'

test_expect_success '--abort to cancel multiple cherry-pick' '
	pristine_detach initial &&
	test_expect_code 1 git cherry-pick base..anotherpick &&
	git cherry-pick --abort &&
	test_path_is_missing .git/sequencer &&
	test_cmp_rev initial HEAD &&
	git update-index --refresh &&
	git diff-index --exit-code HEAD
'

test_expect_success '--abort to cancel single cherry-pick' '
	pristine_detach initial &&
	test_expect_code 1 git cherry-pick picked &&
	git cherry-pick --abort &&
	test_path_is_missing .git/sequencer &&
	test_cmp_rev initial HEAD &&
	git update-index --refresh &&
	git diff-index --exit-code HEAD
'

test_expect_success 'cherry-pick --abort to cancel multiple revert' '
	pristine_detach anotherpick &&
	test_expect_code 1 git revert base..picked &&
	git cherry-pick --abort &&
	test_path_is_missing .git/sequencer &&
	test_cmp_rev anotherpick HEAD &&
	git update-index --refresh &&
	git diff-index --exit-code HEAD
'

test_expect_success 'revert --abort works, too' '
	pristine_detach anotherpick &&
	test_expect_code 1 git revert base..picked &&
	git revert --abort &&
	test_path_is_missing .git/sequencer &&
	test_cmp_rev anotherpick HEAD
'

test_expect_success '--abort to cancel single revert' '
	pristine_detach anotherpick &&
	test_expect_code 1 git revert picked &&
	git revert --abort &&
	test_path_is_missing .git/sequencer &&
	test_cmp_rev anotherpick HEAD &&
	git update-index --refresh &&
	git diff-index --exit-code HEAD
'

test_expect_success '--abort keeps unrelated change, easy case' '
	pristine_detach unrelatedpick &&
	echo changed >expect &&
	test_expect_code 1 git cherry-pick picked..yetanotherpick &&
	echo changed >unrelated &&
	git cherry-pick --abort &&
	test_cmp expect unrelated
'

test_expect_success '--abort refuses to clobber unrelated change, harder case' '
	pristine_detach initial &&
	echo changed >expect &&
	test_expect_code 1 git cherry-pick base..anotherpick &&
	echo changed >unrelated &&
	test_must_fail git cherry-pick --abort &&
	test_cmp expect unrelated &&
	git rev-list HEAD >log &&
	test_line_count = 2 log &&
	test_must_fail git update-index --refresh &&

	git checkout unrelated &&
	git cherry-pick --abort &&
	test_cmp_rev initial HEAD
'

test_expect_success 'cherry-pick still writes sequencer state when one commit is left' '
	pristine_detach initial &&
	test_expect_code 1 git cherry-pick base..picked &&
	test_path_is_dir .git/sequencer &&
	echo "resolved" >foo &&
	git add foo &&
	git commit &&
	{
		git rev-list HEAD |
		git diff-tree --root --stdin |
		sed "s/$_x40/OBJID/g"
	} >actual &&
	cat >expect <<-\EOF &&
	OBJID
	:100644 100644 OBJID OBJID M	foo
	OBJID
	:100644 100644 OBJID OBJID M	unrelated
	OBJID
	:000000 100644 OBJID OBJID A	foo
	:000000 100644 OBJID OBJID A	unrelated
	EOF
	test_cmp expect actual
'

test_expect_success '--abort after last commit in sequence' '
	pristine_detach initial &&
	test_expect_code 1 git cherry-pick base..picked &&
	git cherry-pick --abort &&
	test_path_is_missing .git/sequencer &&
	test_cmp_rev initial HEAD &&
	git update-index --refresh &&
	git diff-index --exit-code HEAD
'

test_expect_success 'cherry-pick does not implicitly stomp an existing operation' '
	pristine_detach initial &&
	test_expect_code 1 git cherry-pick base..anotherpick &&
	test-chmtime -v +0 .git/sequencer >expect &&
	test_expect_code 128 git cherry-pick unrelatedpick &&
	test-chmtime -v +0 .git/sequencer >actual &&
	test_cmp expect actual
'

test_expect_success '--continue complains when no cherry-pick is in progress' '
	pristine_detach initial &&
	test_expect_code 128 git cherry-pick --continue
'

test_expect_success '--continue complains when there are unresolved conflicts' '
	pristine_detach initial &&
	test_expect_code 1 git cherry-pick base..anotherpick &&
	test_expect_code 128 git cherry-pick --continue
'

test_expect_success '--continue of single cherry-pick' '
	pristine_detach initial &&
	echo c >expect &&
	test_must_fail git cherry-pick picked &&
	echo c >foo &&
	git add foo &&
	git cherry-pick --continue &&

	test_cmp expect foo &&
	test_cmp_rev initial HEAD^ &&
	git diff --exit-code HEAD &&
	test_must_fail git rev-parse --verify CHERRY_PICK_HEAD
'

test_expect_success '--continue of single revert' '
	pristine_detach initial &&
	echo resolved >expect &&
	echo "Revert \"picked\"" >expect.msg &&
	test_must_fail git revert picked &&
	echo resolved >foo &&
	git add foo &&
	git cherry-pick --continue &&

	git diff --exit-code HEAD &&
	test_cmp expect foo &&
	test_cmp_rev initial HEAD^ &&
	git diff-tree -s --pretty=tformat:%s HEAD >msg &&
	test_cmp expect.msg msg &&
	test_must_fail git rev-parse --verify CHERRY_PICK_HEAD &&
	test_must_fail git rev-parse --verify REVERT_HEAD
'

test_expect_success '--continue after resolving conflicts' '
	pristine_detach initial &&
	echo d >expect &&
	cat >expect.log <<-\EOF &&
	OBJID
	:100644 100644 OBJID OBJID M	foo
	OBJID
	:100644 100644 OBJID OBJID M	foo
	OBJID
	:100644 100644 OBJID OBJID M	unrelated
	OBJID
	:000000 100644 OBJID OBJID A	foo
	:000000 100644 OBJID OBJID A	unrelated
	EOF
	test_must_fail git cherry-pick base..anotherpick &&
	echo c >foo &&
	git add foo &&
	git cherry-pick --continue &&
	{
		git rev-list HEAD |
		git diff-tree --root --stdin |
		sed "s/$_x40/OBJID/g"
	} >actual.log &&
	test_cmp expect foo &&
	test_cmp expect.log actual.log
'

test_expect_success '--continue after resolving conflicts and committing' '
	pristine_detach initial &&
	test_expect_code 1 git cherry-pick base..anotherpick &&
	echo "c" >foo &&
	git add foo &&
	git commit &&
	git cherry-pick --continue &&
	test_path_is_missing .git/sequencer &&
	{
		git rev-list HEAD |
		git diff-tree --root --stdin |
		sed "s/$_x40/OBJID/g"
	} >actual &&
	cat >expect <<-\EOF &&
	OBJID
	:100644 100644 OBJID OBJID M	foo
	OBJID
	:100644 100644 OBJID OBJID M	foo
	OBJID
	:100644 100644 OBJID OBJID M	unrelated
	OBJID
	:000000 100644 OBJID OBJID A	foo
	:000000 100644 OBJID OBJID A	unrelated
	EOF
	test_cmp expect actual
'

test_expect_success '--continue asks for help after resolving patch to nil' '
	pristine_detach conflicting &&
	test_must_fail git cherry-pick initial..picked &&

	test_cmp_rev unrelatedpick CHERRY_PICK_HEAD &&
	git checkout HEAD -- unrelated &&
	test_must_fail git cherry-pick --continue 2>msg &&
	test_i18ngrep "The previous cherry-pick is now empty" msg
'

test_expect_success 'follow advice and skip nil patch' '
	pristine_detach conflicting &&
	test_must_fail git cherry-pick initial..picked &&

	git checkout HEAD -- unrelated &&
	test_must_fail git cherry-pick --continue &&
	git reset &&
	git cherry-pick --continue &&

	git rev-list initial..HEAD >commits &&
	test_line_count = 3 commits
'

test_expect_success '--continue respects opts' '
	pristine_detach initial &&
	test_expect_code 1 git cherry-pick -x base..anotherpick &&
	echo "c" >foo &&
	git add foo &&
	git commit &&
	git cherry-pick --continue &&
	test_path_is_missing .git/sequencer &&
	git cat-file commit HEAD >anotherpick_msg &&
	git cat-file commit HEAD~1 >picked_msg &&
	git cat-file commit HEAD~2 >unrelatedpick_msg &&
	git cat-file commit HEAD~3 >initial_msg &&
	test_must_fail grep "cherry picked from" initial_msg &&
	grep "cherry picked from" unrelatedpick_msg &&
	grep "cherry picked from" picked_msg &&
	grep "cherry picked from" anotherpick_msg
'

test_expect_success '--continue of single-pick respects -x' '
	pristine_detach initial &&
	test_must_fail git cherry-pick -x picked &&
	echo c >foo &&
	git add foo &&
	git cherry-pick --continue &&
	test_path_is_missing .git/sequencer &&
	git cat-file commit HEAD >msg &&
	grep "cherry picked from" msg
'

test_expect_success '--continue respects -x in first commit in multi-pick' '
	pristine_detach initial &&
	test_must_fail git cherry-pick -x picked anotherpick &&
	echo c >foo &&
	git add foo &&
	git cherry-pick --continue &&
	test_path_is_missing .git/sequencer &&
	git cat-file commit HEAD^ >msg &&
	picked=$(git rev-parse --verify picked) &&
	grep "cherry picked from.*$picked" msg
'

test_expect_failure '--signoff is automatically propagated to resolved conflict' '
	pristine_detach initial &&
	test_expect_code 1 git cherry-pick --signoff base..anotherpick &&
	echo "c" >foo &&
	git add foo &&
	git commit &&
	git cherry-pick --continue &&
	test_path_is_missing .git/sequencer &&
	git cat-file commit HEAD >anotherpick_msg &&
	git cat-file commit HEAD~1 >picked_msg &&
	git cat-file commit HEAD~2 >unrelatedpick_msg &&
	git cat-file commit HEAD~3 >initial_msg &&
	test_must_fail grep "Signed-off-by:" initial_msg &&
	grep "Signed-off-by:" unrelatedpick_msg &&
	test_must_fail grep "Signed-off-by:" picked_msg &&
	grep "Signed-off-by:" anotherpick_msg
'

test_expect_failure '--signoff dropped for implicit commit of resolution, multi-pick case' '
	pristine_detach initial &&
	test_must_fail git cherry-pick -s picked anotherpick &&
	echo c >foo &&
	git add foo &&
	git cherry-pick --continue &&

	git diff --exit-code HEAD &&
	test_cmp_rev initial HEAD^^ &&
	git cat-file commit HEAD^ >msg &&
	! grep Signed-off-by: msg
'

test_expect_failure 'sign-off needs to be reaffirmed after conflict resolution, single-pick case' '
	pristine_detach initial &&
	test_must_fail git cherry-pick -s picked &&
	echo c >foo &&
	git add foo &&
	git cherry-pick --continue &&

	git diff --exit-code HEAD &&
	test_cmp_rev initial HEAD^ &&
	git cat-file commit HEAD >msg &&
	! grep Signed-off-by: msg
'

test_expect_success 'malformed instruction sheet 1' '
	pristine_detach initial &&
	test_expect_code 1 git cherry-pick base..anotherpick &&
	echo "resolved" >foo &&
	git add foo &&
	git commit &&
	sed "s/pick /pick/" .git/sequencer/todo >new_sheet &&
	cp new_sheet .git/sequencer/todo &&
	test_expect_code 128 git cherry-pick --continue
'

test_expect_success 'malformed instruction sheet 2' '
	pristine_detach initial &&
	test_expect_code 1 git cherry-pick base..anotherpick &&
	echo "resolved" >foo &&
	git add foo &&
	git commit &&
	sed "s/pick/revert/" .git/sequencer/todo >new_sheet &&
	cp new_sheet .git/sequencer/todo &&
	test_expect_code 128 git cherry-pick --continue
'

test_expect_success 'empty commit set' '
	pristine_detach initial &&
	test_expect_code 128 git cherry-pick base..base
'

test_expect_success 'malformed instruction sheet 3' '
	pristine_detach initial &&
	test_expect_code 1 git cherry-pick base..anotherpick &&
	echo "resolved" >foo &&
	git add foo &&
	git commit &&
	sed "s/pick \([0-9a-f]*\)/pick $_r10/" .git/sequencer/todo >new_sheet &&
	cp new_sheet .git/sequencer/todo &&
	test_expect_code 128 git cherry-pick --continue
'

test_expect_success 'instruction sheet, fat-fingers version' '
	pristine_detach initial &&
	test_expect_code 1 git cherry-pick base..anotherpick &&
	echo "c" >foo &&
	git add foo &&
	git commit &&
	sed "s/pick \([0-9a-f]*\)/pick 	 \1 	/" .git/sequencer/todo >new_sheet &&
	cp new_sheet .git/sequencer/todo &&
	git cherry-pick --continue
'

test_expect_success 'commit descriptions in insn sheet are optional' '
	pristine_detach initial &&
	test_expect_code 1 git cherry-pick base..anotherpick &&
	echo "c" >foo &&
	git add foo &&
	git commit &&
	cut -d" " -f1,2 .git/sequencer/todo >new_sheet &&
	cp new_sheet .git/sequencer/todo &&
	git cherry-pick --continue &&
	test_path_is_missing .git/sequencer &&
	git rev-list HEAD >commits &&
	test_line_count = 4 commits
'

test_done