aboutsummaryrefslogtreecommitdiff
path: root/t/t7406-submodule-update.sh
blob: c679f36a4daeab3f114c9cf0c84c93549d28c680 (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
#!/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 &&
	(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"
	)
'

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 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_done