summaryrefslogtreecommitdiff
path: root/t/t7406-submodule-update.sh
blob: ce61d4c0fa3d916757e09224ed79bc191fb0cb3d (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
#!/bin/sh
#
# Copyright (c) 2009 Red Hat, Inc.
#

test_description='Test updating submodules

This test verifies that "git submodule update" detaches the HEAD of the
submodule and "git submodule update --rebase/--merge" does not detach the HEAD.
'

. ./test-lib.sh


compare_head()
{
    sha_master=`git rev-list --max-count=1 master`
    sha_head=`git rev-list --max-count=1 HEAD`

    test "$sha_master" = "$sha_head"
}


test_expect_success 'setup a submodule tree' '
	echo file > file &&
	git add file &&
	test_tick &&
	git commit -m upstream &&
	git clone . super &&
	git clone super submodule &&
	git clone super rebasing &&
	git clone super merging &&
	git clone super none &&
	(cd super &&
	 git submodule add ../submodule submodule &&
	 test_tick &&
	 git commit -m "submodule" &&
	 git submodule init submodule
	) &&
	(cd submodule &&
	echo "line2" > file &&
	git add file &&
	git commit -m "Commit 2"
	) &&
	(cd super &&
	 (cd submodule &&
	  git pull --rebase origin
	 ) &&
	 git add submodule &&
	 git commit -m "submodule update"
	) &&
	(cd super &&
	 git submodule add ../rebasing rebasing &&
	 test_tick &&
	 git commit -m "rebasing"
	) &&
	(cd super &&
	 git submodule add ../merging merging &&
	 test_tick &&
	 git commit -m "rebasing"
	)
	(cd super &&
	 git submodule add ../none none &&
	 test_tick &&
	 git commit -m "none"
	)
'

test_expect_success 'submodule update detaching the HEAD ' '
	(cd super/submodule &&
	 git reset --hard HEAD~1
	) &&
	(cd super &&
	 (cd submodule &&
	  compare_head
	 ) &&
	 git submodule update submodule &&
	 cd submodule &&
	 ! compare_head
	)
'

apos="'";
test_expect_success 'submodule update does not fetch already present commits' '
	(cd submodule &&
	  echo line3 >> file &&
	  git add file &&
	  test_tick &&
	  git commit -m "upstream line3"
	) &&
	(cd super/submodule &&
	  head=$(git rev-parse --verify HEAD) &&
	  echo "Submodule path ${apos}submodule$apos: checked out $apos$head$apos" > ../../expected &&
	  git reset --hard HEAD~1
	) &&
	(cd super &&
	  git submodule update > ../actual 2> ../actual.err
	) &&
	test_i18ncmp expected actual &&
	! test -s actual.err
'

test_expect_success 'submodule update should fail due to local changes' '
	(cd super/submodule &&
	 git reset --hard HEAD~1 &&
	 echo "local change" > file
	) &&
	(cd super &&
	 (cd submodule &&
	  compare_head
	 ) &&
	 test_must_fail git submodule update submodule
	)
'
test_expect_success 'submodule update should throw away changes with --force ' '
	(cd super &&
	 (cd submodule &&
	  compare_head
	 ) &&
	 git submodule update --force submodule &&
	 cd submodule &&
	 ! compare_head
	)
'

test_expect_success 'submodule update --rebase staying on master' '
	(cd super/submodule &&
	  git checkout master
	) &&
	(cd super &&
	 (cd submodule &&
	  compare_head
	 ) &&
	 git submodule update --rebase submodule &&
	 cd submodule &&
	 compare_head
	)
'

test_expect_success 'submodule update --merge staying on master' '
	(cd super/submodule &&
	  git reset --hard HEAD~1
	) &&
	(cd super &&
	 (cd submodule &&
	  compare_head
	 ) &&
	 git submodule update --merge submodule &&
	 cd submodule &&
	 compare_head
	)
'

test_expect_success 'submodule update - rebase in .git/config' '
	(cd super &&
	 git config submodule.submodule.update rebase
	) &&
	(cd super/submodule &&
	  git reset --hard HEAD~1
	) &&
	(cd super &&
	 (cd submodule &&
	  compare_head
	 ) &&
	 git submodule update submodule &&
	 cd submodule &&
	 compare_head
	)
'

test_expect_success 'submodule update - checkout in .git/config but --rebase given' '
	(cd super &&
	 git config submodule.submodule.update checkout
	) &&
	(cd super/submodule &&
	  git reset --hard HEAD~1
	) &&
	(cd super &&
	 (cd submodule &&
	  compare_head
	 ) &&
	 git submodule update --rebase submodule &&
	 cd submodule &&
	 compare_head
	)
'

test_expect_success 'submodule update - merge in .git/config' '
	(cd super &&
	 git config submodule.submodule.update merge
	) &&
	(cd super/submodule &&
	  git reset --hard HEAD~1
	) &&
	(cd super &&
	 (cd submodule &&
	  compare_head
	 ) &&
	 git submodule update submodule &&
	 cd submodule &&
	 compare_head
	)
'

test_expect_success 'submodule update - checkout in .git/config but --merge given' '
	(cd super &&
	 git config submodule.submodule.update checkout
	) &&
	(cd super/submodule &&
	  git reset --hard HEAD~1
	) &&
	(cd super &&
	 (cd submodule &&
	  compare_head
	 ) &&
	 git submodule update --merge submodule &&
	 cd submodule &&
	 compare_head
	)
'

test_expect_success 'submodule update - checkout in .git/config' '
	(cd super &&
	 git config submodule.submodule.update checkout
	) &&
	(cd super/submodule &&
	  git reset --hard HEAD^
	) &&
	(cd super &&
	 (cd submodule &&
	  compare_head
	 ) &&
	 git submodule update submodule &&
	 cd submodule &&
	 ! compare_head
	)
'

test_expect_success 'submodule init picks up rebase' '
	(cd super &&
	 git config -f .gitmodules submodule.rebasing.update rebase &&
	 git submodule init rebasing &&
	 test "rebase" = "$(git config submodule.rebasing.update)"
	)
'

test_expect_success 'submodule init picks up merge' '
	(cd super &&
	 git config -f .gitmodules submodule.merging.update merge &&
	 git submodule init merging &&
	 test "merge" = "$(git config submodule.merging.update)"
	)
'

test_expect_success 'submodule update --merge  - ignores --merge  for new submodules' '
	(cd super &&
	 rm -rf submodule &&
	 git submodule update submodule &&
	 git status -s submodule >expect &&
	 rm -rf submodule &&
	 git submodule update --merge submodule &&
	 git status -s submodule >actual &&
	 test_cmp expect actual
	)
'

test_expect_success 'submodule update --rebase - ignores --rebase for new submodules' '
	(cd super &&
	 rm -rf submodule &&
	 git submodule update submodule &&
	 git status -s submodule >expect &&
	 rm -rf submodule &&
	 git submodule update --rebase submodule &&
	 git status -s submodule >actual &&
	 test_cmp expect actual
	)
'

test_expect_success 'submodule update ignores update=merge config for new submodules' '
	(cd super &&
	 rm -rf submodule &&
	 git submodule update submodule &&
	 git status -s submodule >expect &&
	 rm -rf submodule &&
	 git config submodule.submodule.update merge &&
	 git submodule update submodule &&
	 git status -s submodule >actual &&
	 git config --unset submodule.submodule.update &&
	 test_cmp expect actual
	)
'

test_expect_success 'submodule update ignores update=rebase config for new submodules' '
	(cd super &&
	 rm -rf submodule &&
	 git submodule update submodule &&
	 git status -s submodule >expect &&
	 rm -rf submodule &&
	 git config submodule.submodule.update rebase &&
	 git submodule update submodule &&
	 git status -s submodule >actual &&
	 git config --unset submodule.submodule.update &&
	 test_cmp expect actual
	)
'

test_expect_success 'submodule init picks up update=none' '
	(cd super &&
	 git config -f .gitmodules submodule.none.update none &&
	 git submodule init none &&
	 test "none" = "$(git config submodule.none.update)"
	)
'

test_expect_success 'submodule update - update=none in .git/config' '
	(cd super &&
	 git config submodule.submodule.update none &&
	 (cd submodule &&
	  git checkout master &&
	  compare_head
	 ) &&
	 git diff --raw | grep "	submodule" &&
	 git submodule update &&
	 git diff --raw | grep "	submodule" &&
	 (cd submodule &&
	  compare_head
	 ) &&
	 git config --unset submodule.submodule.update &&
	 git submodule update submodule
	)
'

test_expect_success 'submodule update - update=none in .git/config but --checkout given' '
	(cd super &&
	 git config submodule.submodule.update none &&
	 (cd submodule &&
	  git checkout master &&
	  compare_head
	 ) &&
	 git diff --raw | grep "	submodule" &&
	 git submodule update --checkout &&
	 test_must_fail git diff --raw \| grep "	submodule" &&
	 (cd submodule &&
	  test_must_fail compare_head
	 ) &&
	 git config --unset submodule.submodule.update
	)
'

test_expect_success 'submodule update --init skips submodule with update=none' '
	(cd super &&
	 git add .gitmodules &&
	 git commit -m ".gitmodules"
	) &&
	git clone super cloned &&
	(cd cloned &&
	 git submodule update --init &&
	 test -e submodule/.git &&
	 test_must_fail test -e none/.git
	)
'

test_expect_success 'submodule update continues after checkout error' '
	(cd super &&
	 git reset --hard HEAD &&
	 git submodule add ../submodule submodule2 &&
	 git submodule init &&
	 git commit -am "new_submodule" &&
	 (cd submodule2 &&
	  git rev-parse --max-count=1 HEAD > ../expect
	 ) &&
	 (cd submodule &&
	  test_commit "update_submodule" file
	 ) &&
	 (cd submodule2 &&
	  test_commit "update_submodule2" file
	 ) &&
	 git add submodule &&
	 git add submodule2 &&
	 git commit -m "two_new_submodule_commits" &&
	 (cd submodule &&
	  echo "" > file
	 ) &&
	 git checkout HEAD^ &&
	 test_must_fail git submodule update &&
	 (cd submodule2 &&
	  git rev-parse --max-count=1 HEAD > ../actual
	 ) &&
	 test_cmp expect actual
	)
'
test_expect_success 'submodule update continues after recursive checkout error' '
	(cd super &&
	 git reset --hard HEAD &&
	 git checkout master &&
	 git submodule update &&
	 (cd submodule &&
	  git submodule add ../submodule subsubmodule &&
	  git submodule init &&
	  git commit -m "new_subsubmodule"
	 ) &&
	 git add submodule &&
	 git commit -m "update_submodule" &&
	 (cd submodule &&
	  (cd subsubmodule &&
	   test_commit "update_subsubmodule" file
	  ) &&
	  git add subsubmodule &&
	  test_commit "update_submodule_again" file &&
	  (cd subsubmodule &&
	   test_commit "update_subsubmodule_again" file
	  ) &&
	  test_commit "update_submodule_again_again" file
	 ) &&
	 (cd submodule2 &&
	  git rev-parse --max-count=1 HEAD > ../expect &&
	  test_commit "update_submodule2_again" file
	 ) &&
	 git add submodule &&
	 git add submodule2 &&
	 git commit -m "new_commits" &&
	 git checkout HEAD^ &&
	 (cd submodule &&
	  git checkout HEAD^ &&
	  (cd subsubmodule &&
	   echo "" > file
	  )
	 ) &&
	 test_must_fail git submodule update --recursive &&
	 (cd submodule2 &&
	  git rev-parse --max-count=1 HEAD > ../actual
	 ) &&
	 test_cmp expect actual
	)
'

test_expect_success 'submodule update exit immediately in case of merge conflict' '
	(cd super &&
	 git checkout master &&
	 git reset --hard HEAD &&
	 (cd submodule &&
	  (cd subsubmodule &&
	   git reset --hard HEAD
	  )
	 ) &&
	 git submodule update --recursive &&
	 (cd submodule &&
	  test_commit "update_submodule_2" file
	 ) &&
	 (cd submodule2 &&
	  test_commit "update_submodule2_2" file
	 ) &&
	 git add submodule &&
	 git add submodule2 &&
	 git commit -m "two_new_submodule_commits" &&
	 (cd submodule &&
	  git checkout master &&
	  test_commit "conflict" file &&
	  echo "conflict" > file
	 ) &&
	 git checkout HEAD^ &&
	 (cd submodule2 &&
	  git rev-parse --max-count=1 HEAD > ../expect
	 ) &&
	 git config submodule.submodule.update merge &&
	 test_must_fail git submodule update &&
	 (cd submodule2 &&
	  git rev-parse --max-count=1 HEAD > ../actual
	 ) &&
	 test_cmp expect actual
	)
'

test_expect_success 'submodule update exit immediately after recursive rebase error' '
	(cd super &&
	 git checkout master &&
	 git reset --hard HEAD &&
	 (cd submodule &&
	  git reset --hard HEAD &&
	  git submodule update --recursive
	 ) &&
	 (cd submodule &&
	  test_commit "update_submodule_3" file
	 ) &&
	 (cd submodule2 &&
	  test_commit "update_submodule2_3" file
	 ) &&
	 git add submodule &&
	 git add submodule2 &&
	 git commit -m "two_new_submodule_commits" &&
	 (cd submodule &&
	  git checkout master &&
	  test_commit "conflict2" file &&
	  echo "conflict" > file
	 ) &&
	 git checkout HEAD^ &&
	 (cd submodule2 &&
	  git rev-parse --max-count=1 HEAD > ../expect
	 ) &&
	 git config submodule.submodule.update rebase &&
	 test_must_fail git submodule update &&
	 (cd submodule2 &&
	  git rev-parse --max-count=1 HEAD > ../actual
	 ) &&
	 test_cmp expect actual
	)
'

test_expect_success 'add different submodules to the same path' '
	(cd super &&
	 git submodule add ../submodule s1 &&
	 test_must_fail git submodule add ../merging s1
	)
'

test_expect_success 'submodule add places git-dir in superprojects git-dir' '
	(cd super &&
	 mkdir deeper &&
	 git submodule add ../submodule deeper/submodule &&
	 (cd deeper/submodule &&
	  git log > ../../expected
	 ) &&
	 (cd .git/modules/deeper/submodule &&
	  git log > ../../../../actual
	 ) &&
	 test_cmp actual expected
	)
'

test_expect_success 'submodule update places git-dir in superprojects git-dir' '
	(cd super &&
	 git commit -m "added submodule"
	) &&
	git clone super super2 &&
	(cd super2 &&
	 git submodule init deeper/submodule &&
	 git submodule update &&
	 (cd deeper/submodule &&
	  git log > ../../expected
	 ) &&
	 (cd .git/modules/deeper/submodule &&
	  git log > ../../../../actual
	 ) &&
	 test_cmp actual expected
	)
'

test_expect_success 'submodule add places git-dir in superprojects git-dir recursive' '
	(cd super2 &&
	 (cd deeper/submodule &&
	  git submodule add ../submodule subsubmodule &&
	  (cd subsubmodule &&
	   git log > ../../../expected
	  ) &&
	  git commit -m "added subsubmodule" &&
	  git push
	 ) &&
	 (cd .git/modules/deeper/submodule/modules/subsubmodule &&
	  git log > ../../../../../actual
	 ) &&
	 git add deeper/submodule &&
	 git commit -m "update submodule" &&
	 git push &&
	 test_cmp actual expected
	)
'

test_expect_success 'submodule update places git-dir in superprojects git-dir recursive' '
	mkdir super_update_r &&
	(cd super_update_r &&
	 git init --bare
	) &&
	mkdir subsuper_update_r &&
	(cd subsuper_update_r &&
	 git init --bare
	) &&
	mkdir subsubsuper_update_r &&
	(cd subsubsuper_update_r &&
	 git init --bare
	) &&
	git clone subsubsuper_update_r subsubsuper_update_r2 &&
	(cd subsubsuper_update_r2 &&
	 test_commit "update_subsubsuper" file &&
	 git push origin master
	) &&
	git clone subsuper_update_r subsuper_update_r2 &&
	(cd subsuper_update_r2 &&
	 test_commit "update_subsuper" file &&
	 git submodule add ../subsubsuper_update_r subsubmodule &&
	 git commit -am "subsubmodule" &&
	 git push origin master
	) &&
	git clone super_update_r super_update_r2 &&
	(cd super_update_r2 &&
	 test_commit "update_super" file &&
	 git submodule add ../subsuper_update_r submodule &&
	 git commit -am "submodule" &&
	 git push origin master
	) &&
	rm -rf super_update_r2 &&
	git clone super_update_r super_update_r2 &&
	(cd super_update_r2 &&
	 git submodule update --init --recursive &&
	 (cd submodule/subsubmodule &&
	  git log > ../../expected
	 ) &&
	 (cd .git/modules/submodule/modules/subsubmodule
	  git log > ../../../../../actual
	 )
	 test_cmp actual expected
	)
'

test_expect_success 'submodule add properly re-creates deeper level submodules' '
	(cd super &&
	 git reset --hard master &&
	 rm -rf deeper/ &&
	 git submodule add ../submodule deeper/submodule
	)
'

test_expect_success 'submodule update properly revives a moved submodule' '
	(cd super &&
	 git commit -am "pre move" &&
	 git status >expect&&
	 H=$(cd submodule2; git rev-parse HEAD) &&
	 git rm --cached submodule2 &&
	 rm -rf submodule2 &&
	 mkdir -p "moved/sub module" &&
	 git update-index --add --cacheinfo 160000 $H "moved/sub module" &&
	 git config -f .gitmodules submodule.submodule2.path "moved/sub module"
	 git commit -am "post move" &&
	 git submodule update &&
	 git status >actual &&
	 test_cmp expect actual
	)
'

test_expect_success SYMLINKS 'submodule update can handle symbolic links in pwd' '
	mkdir -p linked/dir &&
	ln -s linked/dir linkto &&
	(
		cd linkto &&
		git clone "$TRASH_DIRECTORY"/super_update_r2 super &&
		(
			cd super &&
			git submodule update --init --recursive
		)
	)
'

test_done