summaryrefslogtreecommitdiff
path: root/t/t3404-rebase-interactive.sh
blob: 84c3a624758e8e97f07cb0ce4c5fc8dd6ba4576b (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
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
#!/bin/sh
#
# Copyright (c) 2007 Johannes E. Schindelin
#

test_description='git rebase interactive

This test runs git rebase "interactively", by faking an edit, and verifies
that the result still makes sense.
'
. ./test-lib.sh

. "$TEST_DIRECTORY"/lib-rebase.sh

set_fake_editor

# Set up the repository like this:
#
#     one - two - three - four (conflict-branch)
#   /
# A - B - C - D - E            (master)
# | \
# |   F - G - H                (branch1)
# |     \
# |\      I                    (branch2)
# | \
# |   J - K - L - M            (no-conflict-branch)
#  \
#    N - O - P                 (no-ff-branch)
#
# where A, B, D and G all touch file1, and one, two, three, four all
# touch file "conflict".
#
# WARNING: Modifications to the initial repository can change the SHA ID used
# in the expect2 file for the 'stop on conflicting pick' test.


test_expect_success 'setup' '
	test_commit A file1 &&
	test_commit B file1 &&
	test_commit C file2 &&
	test_commit D file1 &&
	test_commit E file3 &&
	git checkout -b branch1 A &&
	test_commit F file4 &&
	test_commit G file1 &&
	test_commit H file5 &&
	git checkout -b branch2 F &&
	test_commit I file6
	git checkout -b conflict-branch A &&
	for n in one two three four
	do
		test_commit $n conflict
	done &&
	git checkout -b no-conflict-branch A &&
	for n in J K L M
	do
		test_commit $n file$n
	done &&
	git checkout -b no-ff-branch A &&
	for n in N O P
	do
		test_commit $n file$n
	done
'

# "exec" commands are run with the user shell by default, but this may
# be non-POSIX. For example, if SHELL=zsh then ">file" doesn't work
# to create a file. Unseting SHELL avoids such non-portable behavior
# in tests.
SHELL=

test_expect_success 'rebase -i with the exec command' '
	git checkout master &&
	(
	FAKE_LINES="1 exec_>touch-one
		2 exec_>touch-two exec_false exec_>touch-three
		3 4 exec_>\"touch-file__name_with_spaces\";_>touch-after-semicolon 5" &&
	export FAKE_LINES &&
	test_must_fail git rebase -i A
	) &&
	test -f touch-one &&
	test -f touch-two &&
	! test -f touch-three &&
	test $(git rev-parse C) = $(git rev-parse HEAD) || {
		echo "Stopped at wrong revision:"
		echo "($(git describe --tags HEAD) instead of C)"
		false
	} &&
	git rebase --continue &&
	test -f touch-three &&
	test -f "touch-file  name with spaces" &&
	test -f touch-after-semicolon &&
	test $(git rev-parse master) = $(git rev-parse HEAD) || {
		echo "Stopped at wrong revision:"
		echo "($(git describe --tags HEAD) instead of master)"
		false
	} &&
	rm -f touch-*
'

test_expect_success 'rebase -i with the exec command runs from tree root' '
	git checkout master &&
	mkdir subdir && cd subdir &&
	FAKE_LINES="1 exec_>touch-subdir" \
		git rebase -i HEAD^ &&
	cd .. &&
	test -f touch-subdir &&
	rm -fr subdir
'

test_expect_success 'rebase -i with the exec command checks tree cleanness' '
	git checkout master &&
	(
	FAKE_LINES="exec_echo_foo_>file1 1" &&
	export FAKE_LINES &&
	test_must_fail git rebase -i HEAD^
	) &&
	test $(git rev-parse master^) = $(git rev-parse HEAD) || {
		echo "Stopped at wrong revision:"
		echo "($(git describe --tags HEAD) instead of master^)"
		false
	} &&
	git reset --hard &&
	git rebase --continue
'

test_expect_success 'no changes are a nop' '
	git checkout branch2 &&
	git rebase -i F &&
	test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch2" &&
	test $(git rev-parse I) = $(git rev-parse HEAD)
'

test_expect_success 'test the [branch] option' '
	git checkout -b dead-end &&
	git rm file6 &&
	git commit -m "stop here" &&
	git rebase -i F branch2 &&
	test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch2" &&
	test $(git rev-parse I) = $(git rev-parse branch2) &&
	test $(git rev-parse I) = $(git rev-parse HEAD)
'

test_expect_success 'test --onto <branch>' '
	git checkout -b test-onto branch2 &&
	git rebase -i --onto branch1 F &&
	test "$(git symbolic-ref -q HEAD)" = "refs/heads/test-onto" &&
	test $(git rev-parse HEAD^) = $(git rev-parse branch1) &&
	test $(git rev-parse I) = $(git rev-parse branch2)
'

test_expect_success 'rebase on top of a non-conflicting commit' '
	git checkout branch1 &&
	git tag original-branch1 &&
	git rebase -i branch2 &&
	test file6 = $(git diff --name-only original-branch1) &&
	test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch1" &&
	test $(git rev-parse I) = $(git rev-parse branch2) &&
	test $(git rev-parse I) = $(git rev-parse HEAD~2)
'

test_expect_success 'reflog for the branch shows state before rebase' '
	test $(git rev-parse branch1@{1}) = $(git rev-parse original-branch1)
'

test_expect_success 'exchange two commits' '
	FAKE_LINES="2 1" git rebase -i HEAD~2 &&
	test H = $(git cat-file commit HEAD^ | sed -ne \$p) &&
	test G = $(git cat-file commit HEAD | sed -ne \$p)
'

cat > expect << EOF
diff --git a/file1 b/file1
index f70f10e..fd79235 100644
--- a/file1
+++ b/file1
@@ -1 +1 @@
-A
+G
EOF

cat > expect2 << EOF
<<<<<<< HEAD
D
=======
G
>>>>>>> 5d18e54... G
EOF

test_expect_success 'stop on conflicting pick' '
	git tag new-branch1 &&
	test_must_fail git rebase -i master &&
	test "$(git rev-parse HEAD~3)" = "$(git rev-parse master)" &&
	test_cmp expect .git/rebase-merge/patch &&
	test_cmp expect2 file1 &&
	test "$(git diff --name-status |
		sed -n -e "/^U/s/^U[^a-z]*//p")" = file1 &&
	test 4 = $(grep -v "^#" < .git/rebase-merge/done | wc -l) &&
	test 0 = $(grep -c "^[^#]" < .git/rebase-merge/git-rebase-todo)
'

test_expect_success 'abort' '
	git rebase --abort &&
	test $(git rev-parse new-branch1) = $(git rev-parse HEAD) &&
	test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch1" &&
	! test -d .git/rebase-merge
'

test_expect_success 'abort with error when new base cannot be checked out' '
	git rm --cached file1 &&
	git commit -m "remove file in base" &&
	test_must_fail git rebase -i master > output 2>&1 &&
	grep "Untracked working tree file .file1. would be overwritten" \
		output &&
	! test -d .git/rebase-merge &&
	git reset --hard HEAD^
'

test_expect_success 'retain authorship' '
	echo A > file7 &&
	git add file7 &&
	test_tick &&
	GIT_AUTHOR_NAME="Twerp Snog" git commit -m "different author" &&
	git tag twerp &&
	git rebase -i --onto master HEAD^ &&
	git show HEAD | grep "^Author: Twerp Snog"
'

test_expect_success 'squash' '
	git reset --hard twerp &&
	echo B > file7 &&
	test_tick &&
	GIT_AUTHOR_NAME="Nitfol" git commit -m "nitfol" file7 &&
	echo "******************************" &&
	FAKE_LINES="1 squash 2" EXPECT_HEADER_COUNT=2 \
		git rebase -i --onto master HEAD~2 &&
	test B = $(cat file7) &&
	test $(git rev-parse HEAD^) = $(git rev-parse master)
'

test_expect_success 'retain authorship when squashing' '
	git show HEAD | grep "^Author: Twerp Snog"
'

test_expect_success '-p handles "no changes" gracefully' '
	HEAD=$(git rev-parse HEAD) &&
	git rebase -i -p HEAD^ &&
	git update-index --refresh &&
	git diff-files --quiet &&
	git diff-index --quiet --cached HEAD -- &&
	test $HEAD = $(git rev-parse HEAD)
'

test_expect_failure 'exchange two commits with -p' '
	FAKE_LINES="2 1" git rebase -i -p HEAD~2 &&
	test H = $(git cat-file commit HEAD^ | sed -ne \$p) &&
	test G = $(git cat-file commit HEAD | sed -ne \$p)
'

test_expect_success 'preserve merges with -p' '
	git checkout -b to-be-preserved master^ &&
	: > unrelated-file &&
	git add unrelated-file &&
	test_tick &&
	git commit -m "unrelated" &&
	git checkout -b another-branch master &&
	echo B > file1 &&
	test_tick &&
	git commit -m J file1 &&
	test_tick &&
	git merge to-be-preserved &&
	echo C > file1 &&
	test_tick &&
	git commit -m K file1 &&
	echo D > file1 &&
	test_tick &&
	git commit -m L1 file1 &&
	git checkout HEAD^ &&
	echo 1 > unrelated-file &&
	test_tick &&
	git commit -m L2 unrelated-file &&
	test_tick &&
	git merge another-branch &&
	echo E > file1 &&
	test_tick &&
	git commit -m M file1 &&
	git checkout -b to-be-rebased &&
	test_tick &&
	git rebase -i -p --onto branch1 master &&
	git update-index --refresh &&
	git diff-files --quiet &&
	git diff-index --quiet --cached HEAD -- &&
	test $(git rev-parse HEAD~6) = $(git rev-parse branch1) &&
	test $(git rev-parse HEAD~4^2) = $(git rev-parse to-be-preserved) &&
	test $(git rev-parse HEAD^^2^) = $(git rev-parse HEAD^^^) &&
	test $(git show HEAD~5:file1) = B &&
	test $(git show HEAD~3:file1) = C &&
	test $(git show HEAD:file1) = E &&
	test $(git show HEAD:unrelated-file) = 1
'

test_expect_success 'edit ancestor with -p' '
	FAKE_LINES="1 edit 2 3 4" git rebase -i -p HEAD~3 &&
	echo 2 > unrelated-file &&
	test_tick &&
	git commit -m L2-modified --amend unrelated-file &&
	git rebase --continue &&
	git update-index --refresh &&
	git diff-files --quiet &&
	git diff-index --quiet --cached HEAD -- &&
	test $(git show HEAD:unrelated-file) = 2
'

test_expect_success '--continue tries to commit' '
	test_tick &&
	test_must_fail git rebase -i --onto new-branch1 HEAD^ &&
	echo resolved > file1 &&
	git add file1 &&
	FAKE_COMMIT_MESSAGE="chouette!" git rebase --continue &&
	test $(git rev-parse HEAD^) = $(git rev-parse new-branch1) &&
	git show HEAD | grep chouette
'

test_expect_success 'verbose flag is heeded, even after --continue' '
	git reset --hard HEAD@{1} &&
	test_tick &&
	test_must_fail git rebase -v -i --onto new-branch1 HEAD^ &&
	echo resolved > file1 &&
	git add file1 &&
	git rebase --continue > output &&
	grep "^ file1 |    2 +-$" output
'

test_expect_success 'multi-squash only fires up editor once' '
	base=$(git rev-parse HEAD~4) &&
	FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 squash 2 squash 3 squash 4" \
		EXPECT_HEADER_COUNT=4 \
		git rebase -i $base &&
	test $base = $(git rev-parse HEAD^) &&
	test 1 = $(git show | grep ONCE | wc -l)
'

test_expect_success 'multi-fixup does not fire up editor' '
	git checkout -b multi-fixup E &&
	base=$(git rev-parse HEAD~4) &&
	FAKE_COMMIT_AMEND="NEVER" FAKE_LINES="1 fixup 2 fixup 3 fixup 4" \
		git rebase -i $base &&
	test $base = $(git rev-parse HEAD^) &&
	test 0 = $(git show | grep NEVER | wc -l) &&
	git checkout to-be-rebased &&
	git branch -D multi-fixup
'

test_expect_success 'commit message used after conflict' '
	git checkout -b conflict-fixup conflict-branch &&
	base=$(git rev-parse HEAD~4) &&
	(
		FAKE_LINES="1 fixup 3 fixup 4" &&
		export FAKE_LINES &&
		test_must_fail git rebase -i $base
	) &&
	echo three > conflict &&
	git add conflict &&
	FAKE_COMMIT_AMEND="ONCE" EXPECT_HEADER_COUNT=2 \
		git rebase --continue &&
	test $base = $(git rev-parse HEAD^) &&
	test 1 = $(git show | grep ONCE | wc -l) &&
	git checkout to-be-rebased &&
	git branch -D conflict-fixup
'

test_expect_success 'commit message retained after conflict' '
	git checkout -b conflict-squash conflict-branch &&
	base=$(git rev-parse HEAD~4) &&
	(
		FAKE_LINES="1 fixup 3 squash 4" &&
		export FAKE_LINES &&
		test_must_fail git rebase -i $base
	) &&
	echo three > conflict &&
	git add conflict &&
	FAKE_COMMIT_AMEND="TWICE" EXPECT_HEADER_COUNT=2 \
		git rebase --continue &&
	test $base = $(git rev-parse HEAD^) &&
	test 2 = $(git show | grep TWICE | wc -l) &&
	git checkout to-be-rebased &&
	git branch -D conflict-squash
'

cat > expect-squash-fixup << EOF
B

D

ONCE
EOF

test_expect_success 'squash and fixup generate correct log messages' '
	git checkout -b squash-fixup E &&
	base=$(git rev-parse HEAD~4) &&
	FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 fixup 2 squash 3 fixup 4" \
		EXPECT_HEADER_COUNT=4 \
		git rebase -i $base &&
	git cat-file commit HEAD | sed -e 1,/^\$/d > actual-squash-fixup &&
	test_cmp expect-squash-fixup actual-squash-fixup &&
	git checkout to-be-rebased &&
	git branch -D squash-fixup
'

test_expect_success 'squash ignores comments' '
	git checkout -b skip-comments E &&
	base=$(git rev-parse HEAD~4) &&
	FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="# 1 # squash 2 # squash 3 # squash 4 #" \
		EXPECT_HEADER_COUNT=4 \
		git rebase -i $base &&
	test $base = $(git rev-parse HEAD^) &&
	test 1 = $(git show | grep ONCE | wc -l) &&
	git checkout to-be-rebased &&
	git branch -D skip-comments
'

test_expect_success 'squash ignores blank lines' '
	git checkout -b skip-blank-lines E &&
	base=$(git rev-parse HEAD~4) &&
	FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="> 1 > squash 2 > squash 3 > squash 4 >" \
		EXPECT_HEADER_COUNT=4 \
		git rebase -i $base &&
	test $base = $(git rev-parse HEAD^) &&
	test 1 = $(git show | grep ONCE | wc -l) &&
	git checkout to-be-rebased &&
	git branch -D skip-blank-lines
'

test_expect_success 'squash works as expected' '
	git checkout -b squash-works no-conflict-branch &&
	one=$(git rev-parse HEAD~3) &&
	FAKE_LINES="1 squash 3 2" EXPECT_HEADER_COUNT=2 \
		git rebase -i HEAD~3 &&
	test $one = $(git rev-parse HEAD~2)
'

test_expect_success 'interrupted squash works as expected' '
	git checkout -b interrupted-squash conflict-branch &&
	one=$(git rev-parse HEAD~3) &&
	(
		FAKE_LINES="1 squash 3 2" &&
		export FAKE_LINES &&
		test_must_fail git rebase -i HEAD~3
	) &&
	(echo one; echo two; echo four) > conflict &&
	git add conflict &&
	test_must_fail git rebase --continue &&
	echo resolved > conflict &&
	git add conflict &&
	git rebase --continue &&
	test $one = $(git rev-parse HEAD~2)
'

test_expect_success 'interrupted squash works as expected (case 2)' '
	git checkout -b interrupted-squash2 conflict-branch &&
	one=$(git rev-parse HEAD~3) &&
	(
		FAKE_LINES="3 squash 1 2" &&
		export FAKE_LINES &&
		test_must_fail git rebase -i HEAD~3
	) &&
	(echo one; echo four) > conflict &&
	git add conflict &&
	test_must_fail git rebase --continue &&
	(echo one; echo two; echo four) > conflict &&
	git add conflict &&
	test_must_fail git rebase --continue &&
	echo resolved > conflict &&
	git add conflict &&
	git rebase --continue &&
	test $one = $(git rev-parse HEAD~2)
'

test_expect_success 'ignore patch if in upstream' '
	HEAD=$(git rev-parse HEAD) &&
	git checkout -b has-cherry-picked HEAD^ &&
	echo unrelated > file7 &&
	git add file7 &&
	test_tick &&
	git commit -m "unrelated change" &&
	git cherry-pick $HEAD &&
	EXPECT_COUNT=1 git rebase -i $HEAD &&
	test $HEAD = $(git rev-parse HEAD^)
'

test_expect_success '--continue tries to commit, even for "edit"' '
	parent=$(git rev-parse HEAD^) &&
	test_tick &&
	FAKE_LINES="edit 1" git rebase -i HEAD^ &&
	echo edited > file7 &&
	git add file7 &&
	FAKE_COMMIT_MESSAGE="chouette!" git rebase --continue &&
	test edited = $(git show HEAD:file7) &&
	git show HEAD | grep chouette &&
	test $parent = $(git rev-parse HEAD^)
'

test_expect_success 'aborted --continue does not squash commits after "edit"' '
	old=$(git rev-parse HEAD) &&
	test_tick &&
	FAKE_LINES="edit 1" git rebase -i HEAD^ &&
	echo "edited again" > file7 &&
	git add file7 &&
	(
		FAKE_COMMIT_MESSAGE=" " &&
		export FAKE_COMMIT_MESSAGE &&
		test_must_fail git rebase --continue
	) &&
	test $old = $(git rev-parse HEAD) &&
	git rebase --abort
'

test_expect_success 'auto-amend only edited commits after "edit"' '
	test_tick &&
	FAKE_LINES="edit 1" git rebase -i HEAD^ &&
	echo "edited again" > file7 &&
	git add file7 &&
	FAKE_COMMIT_MESSAGE="edited file7 again" git commit &&
	echo "and again" > file7 &&
	git add file7 &&
	test_tick &&
	(
		FAKE_COMMIT_MESSAGE="and again" &&
		export FAKE_COMMIT_MESSAGE &&
		test_must_fail git rebase --continue
	) &&
	git rebase --abort
'

test_expect_success 'rebase a detached HEAD' '
	grandparent=$(git rev-parse HEAD~2) &&
	git checkout $(git rev-parse HEAD) &&
	test_tick &&
	FAKE_LINES="2 1" git rebase -i HEAD~2 &&
	test $grandparent = $(git rev-parse HEAD~2)
'

test_expect_success 'rebase a commit violating pre-commit' '

	mkdir -p .git/hooks &&
	PRE_COMMIT=.git/hooks/pre-commit &&
	echo "#!/bin/sh" > $PRE_COMMIT &&
	echo "test -z \"\$(git diff --cached --check)\"" >> $PRE_COMMIT &&
	chmod a+x $PRE_COMMIT &&
	echo "monde! " >> file1 &&
	test_tick &&
	test_must_fail git commit -m doesnt-verify file1 &&
	git commit -m doesnt-verify --no-verify file1 &&
	test_tick &&
	FAKE_LINES=2 git rebase -i HEAD~2

'

test_expect_success 'rebase with a file named HEAD in worktree' '

	rm -fr .git/hooks &&
	git reset --hard &&
	git checkout -b branch3 A &&

	(
		GIT_AUTHOR_NAME="Squashed Away" &&
		export GIT_AUTHOR_NAME &&
		>HEAD &&
		git add HEAD &&
		git commit -m "Add head" &&
		>BODY &&
		git add BODY &&
		git commit -m "Add body"
	) &&

	FAKE_LINES="1 squash 2" git rebase -i to-be-rebased &&
	test "$(git show -s --pretty=format:%an)" = "Squashed Away"

'

test_expect_success 'do "noop" when there is nothing to cherry-pick' '

	git checkout -b branch4 HEAD &&
	GIT_EDITOR=: git commit --amend \
		--author="Somebody else <somebody@else.com>" 
	test $(git rev-parse branch3) != $(git rev-parse branch4) &&
	git rebase -i branch3 &&
	test $(git rev-parse branch3) = $(git rev-parse branch4)

'

test_expect_success 'submodule rebase setup' '
	git checkout A &&
	mkdir sub &&
	(
		cd sub && git init && >elif &&
		git add elif && git commit -m "submodule initial"
	) &&
	echo 1 >file1 &&
	git add file1 sub
	test_tick &&
	git commit -m "One" &&
	echo 2 >file1 &&
	test_tick &&
	git commit -a -m "Two" &&
	(
		cd sub && echo 3 >elif &&
		git commit -a -m "submodule second"
	) &&
	test_tick &&
	git commit -a -m "Three changes submodule"
'

test_expect_success 'submodule rebase -i' '
	FAKE_LINES="1 squash 2 3" git rebase -i A
'

test_expect_success 'avoid unnecessary reset' '
	git checkout master &&
	test-chmtime =123456789 file3 &&
	git update-index --refresh &&
	HEAD=$(git rev-parse HEAD) &&
	git rebase -i HEAD~4 &&
	test $HEAD = $(git rev-parse HEAD) &&
	MTIME=$(test-chmtime -v +0 file3 | sed 's/[^0-9].*$//') &&
	test 123456789 = $MTIME
'

test_expect_success 'reword' '
	git checkout -b reword-branch master &&
	FAKE_LINES="1 2 3 reword 4" FAKE_COMMIT_MESSAGE="E changed" git rebase -i A &&
	git show HEAD | grep "E changed" &&
	test $(git rev-parse master) != $(git rev-parse HEAD) &&
	test $(git rev-parse master^) = $(git rev-parse HEAD^) &&
	FAKE_LINES="1 2 reword 3 4" FAKE_COMMIT_MESSAGE="D changed" git rebase -i A &&
	git show HEAD^ | grep "D changed" &&
	FAKE_LINES="reword 1 2 3 4" FAKE_COMMIT_MESSAGE="B changed" git rebase -i A &&
	git show HEAD~3 | grep "B changed" &&
	FAKE_LINES="1 reword 2 3 4" FAKE_COMMIT_MESSAGE="C changed" git rebase -i A &&
	git show HEAD~2 | grep "C changed"
'

test_expect_success 'rebase -i can copy notes' '
	git config notes.rewrite.rebase true &&
	git config notes.rewriteRef "refs/notes/*" &&
	test_commit n1 &&
	test_commit n2 &&
	test_commit n3 &&
	git notes add -m"a note" n3 &&
	git rebase --onto n1 n2 &&
	test "a note" = "$(git notes show HEAD)"
'

cat >expect <<EOF
an earlier note
a note
EOF

test_expect_success 'rebase -i can copy notes over a fixup' '
	git reset --hard n3 &&
	git notes add -m"an earlier note" n2 &&
	GIT_NOTES_REWRITE_MODE=concatenate FAKE_LINES="1 fixup 2" git rebase -i n1 &&
	git notes show > output &&
	test_cmp expect output
'

test_expect_success 'rebase while detaching HEAD' '
	git symbolic-ref HEAD &&
	grandparent=$(git rev-parse HEAD~2) &&
	test_tick &&
	FAKE_LINES="2 1" git rebase -i HEAD~2 HEAD^0 &&
	test $grandparent = $(git rev-parse HEAD~2) &&
	test_must_fail git symbolic-ref HEAD
'

test_tick # Ensure that the rebased commits get a different timestamp.
test_expect_success 'always cherry-pick with --no-ff' '
	git checkout no-ff-branch &&
	git tag original-no-ff-branch &&
	git rebase -i --no-ff A &&
	touch empty &&
	for p in 0 1 2
	do
		test ! $(git rev-parse HEAD~$p) = $(git rev-parse original-no-ff-branch~$p) &&
		git diff HEAD~$p original-no-ff-branch~$p > out &&
		test_cmp empty out
	done &&
	test $(git rev-parse HEAD~3) = $(git rev-parse original-no-ff-branch~3) &&
	git diff HEAD~3 original-no-ff-branch~3 > out &&
	test_cmp empty out
'

test_expect_success 'set up commits with funny messages' '
	git checkout -b funny A &&
	echo >>file1 &&
	test_tick &&
	git commit -a -m "end with slash\\" &&
	echo >>file1 &&
	test_tick &&
	git commit -a -m "another commit"
'

test_expect_success 'rebase-i history with funny messages' '
	git rev-list A..funny >expect &&
	test_tick &&
	FAKE_LINES="1 2" git rebase -i A &&
	git rev-list A.. >actual &&
	test_cmp expect actual
'

test_done