1#!/bin/sh
2#
3# Copyright (c) 2009 Jens Lehmann, based on t7401 by Ping Yin
4#
5
6test_description='Support for verbose submodule differences in git diff
7
8This test tries to verify the sanity of the --submodule option of git diff.
9'
10
11. ./test-lib.sh
12
13add_file () {
14 (
15 cd "$1" &&
16 shift &&
17 for name
18 do
19 echo "$name" >"$name" &&
20 git add "$name" &&
21 test_tick &&
22 git commit -m "Add $name" || exit
23 done >/dev/null &&
24 git rev-parse --short --verify HEAD
25 )
26}
27commit_file () {
28 test_tick &&
29 git commit "$@" -m "Commit $*" >/dev/null
30}
31
32test_create_repo sm1 &&
33add_file . foo >/dev/null
34
35head1=$(add_file sm1 foo1 foo2)
36fullhead1=$(cd sm1; git rev-parse --verify HEAD)
37
38test_expect_success 'added submodule' '
39 git add sm1 &&
40 git diff-index -p --submodule=log HEAD >actual &&
41 cat >expected <<-EOF &&
42 Submodule sm1 0000000...$head1 (new submodule)
43 EOF
44 test_cmp expected actual
45'
46
47test_expect_success 'added submodule, set diff.submodule' '
48 git config diff.submodule log &&
49 git add sm1 &&
50 git diff --cached >actual &&
51 cat >expected <<-EOF &&
52 Submodule sm1 0000000...$head1 (new submodule)
53 EOF
54 git config --unset diff.submodule &&
55 test_cmp expected actual
56'
57
58test_expect_success '--submodule=short overrides diff.submodule' '
59 test_config diff.submodule log &&
60 git add sm1 &&
61 git diff --submodule=short --cached >actual &&
62 cat >expected <<-EOF &&
63 diff --git a/sm1 b/sm1
64 new file mode 160000
65 index 0000000..$head1
66 --- /dev/null
67 +++ b/sm1
68 @@ -0,0 +1 @@
69 +Subproject commit $fullhead1
70 EOF
71 test_cmp expected actual
72'
73
74test_expect_success 'diff.submodule does not affect plumbing' '
75 test_config diff.submodule log &&
76 git diff-index -p HEAD >actual &&
77 cat >expected <<-EOF &&
78 diff --git a/sm1 b/sm1
79 new file mode 160000
80 index 0000000..$head1
81 --- /dev/null
82 +++ b/sm1
83 @@ -0,0 +1 @@
84 +Subproject commit $fullhead1
85 EOF
86 test_cmp expected actual
87'
88
89commit_file sm1 &&
90head2=$(add_file sm1 foo3)
91
92test_expect_success 'modified submodule(forward)' '
93 git diff-index -p --submodule=log HEAD >actual &&
94 cat >expected <<-EOF &&
95 Submodule sm1 $head1..$head2:
96 > Add foo3
97 EOF
98 test_cmp expected actual
99'
100
101test_expect_success 'modified submodule(forward)' '
102 git diff --submodule=log >actual &&
103 cat >expected <<-EOF &&
104 Submodule sm1 $head1..$head2:
105 > Add foo3
106 EOF
107 test_cmp expected actual
108'
109
110test_expect_success 'modified submodule(forward) --submodule' '
111 git diff --submodule >actual &&
112 cat >expected <<-EOF &&
113 Submodule sm1 $head1..$head2:
114 > Add foo3
115 EOF
116 test_cmp expected actual
117'
118
119fullhead2=$(cd sm1; git rev-parse --verify HEAD)
120test_expect_success 'modified submodule(forward) --submodule=short' '
121 git diff --submodule=short >actual &&
122 cat >expected <<-EOF &&
123 diff --git a/sm1 b/sm1
124 index $head1..$head2 160000
125 --- a/sm1
126 +++ b/sm1
127 @@ -1 +1 @@
128 -Subproject commit $fullhead1
129 +Subproject commit $fullhead2
130 EOF
131 test_cmp expected actual
132'
133
134commit_file sm1 &&
135head3=$(
136 cd sm1 &&
137 git reset --hard HEAD~2 >/dev/null &&
138 git rev-parse --short --verify HEAD
139)
140
141test_expect_success 'modified submodule(backward)' '
142 git diff-index -p --submodule=log HEAD >actual &&
143 cat >expected <<-EOF &&
144 Submodule sm1 $head2..$head3 (rewind):
145 < Add foo3
146 < Add foo2
147 EOF
148 test_cmp expected actual
149'
150
151head4=$(add_file sm1 foo4 foo5)
152test_expect_success 'modified submodule(backward and forward)' '
153 git diff-index -p --submodule=log HEAD >actual &&
154 cat >expected <<-EOF &&
155 Submodule sm1 $head2...$head4:
156 > Add foo5
157 > Add foo4
158 < Add foo3
159 < Add foo2
160 EOF
161 test_cmp expected actual
162'
163
164commit_file sm1 &&
165mv sm1 sm1-bak &&
166echo sm1 >sm1 &&
167head5=$(git hash-object sm1 | cut -c1-7) &&
168git add sm1 &&
169rm -f sm1 &&
170mv sm1-bak sm1
171
172test_expect_success 'typechanged submodule(submodule->blob), --cached' '
173 git diff --submodule=log --cached >actual &&
174 cat >expected <<-EOF &&
175 Submodule sm1 $head4...0000000 (submodule deleted)
176 diff --git a/sm1 b/sm1
177 new file mode 100644
178 index 0000000..$head5
179 --- /dev/null
180 +++ b/sm1
181 @@ -0,0 +1 @@
182 +sm1
183 EOF
184 test_cmp expected actual
185'
186
187test_expect_success 'typechanged submodule(submodule->blob)' '
188 git diff --submodule=log >actual &&
189 cat >expected <<-EOF &&
190 diff --git a/sm1 b/sm1
191 deleted file mode 100644
192 index $head5..0000000
193 --- a/sm1
194 +++ /dev/null
195 @@ -1 +0,0 @@
196 -sm1
197 Submodule sm1 0000000...$head4 (new submodule)
198 EOF
199 test_cmp expected actual
200'
201
202rm -rf sm1 &&
203git checkout-index sm1
204test_expect_success 'typechanged submodule(submodule->blob)' '
205 git diff-index -p --submodule=log HEAD >actual &&
206 cat >expected <<-EOF &&
207 Submodule sm1 $head4...0000000 (submodule deleted)
208 diff --git a/sm1 b/sm1
209 new file mode 100644
210 index 0000000..$head5
211 --- /dev/null
212 +++ b/sm1
213 @@ -0,0 +1 @@
214 +sm1
215 EOF
216 test_cmp expected actual
217'
218
219rm -f sm1 &&
220test_create_repo sm1 &&
221head6=$(add_file sm1 foo6 foo7)
222fullhead6=$(cd sm1; git rev-parse --verify HEAD)
223test_expect_success 'nonexistent commit' '
224 git diff-index -p --submodule=log HEAD >actual &&
225 cat >expected <<-EOF &&
226 Submodule sm1 $head4...$head6 (commits not present)
227 EOF
228 test_cmp expected actual
229'
230
231commit_file
232test_expect_success 'typechanged submodule(blob->submodule)' '
233 git diff-index -p --submodule=log HEAD >actual &&
234 cat >expected <<-EOF &&
235 diff --git a/sm1 b/sm1
236 deleted file mode 100644
237 index $head5..0000000
238 --- a/sm1
239 +++ /dev/null
240 @@ -1 +0,0 @@
241 -sm1
242 Submodule sm1 0000000...$head6 (new submodule)
243 EOF
244 test_cmp expected actual
245'
246
247commit_file sm1 &&
248test_expect_success 'submodule is up to date' '
249 git diff-index -p --submodule=log HEAD >actual &&
250 cat >expected <<-EOF &&
251 EOF
252 test_cmp expected actual
253'
254
255test_expect_success 'submodule contains untracked content' '
256 echo new > sm1/new-file &&
257 git diff-index -p --submodule=log HEAD >actual &&
258 cat >expected <<-EOF &&
259 Submodule sm1 contains untracked content
260 EOF
261 test_cmp expected actual
262'
263
264test_expect_success 'submodule contains untracked content (untracked ignored)' '
265 git diff-index -p --ignore-submodules=untracked --submodule=log HEAD >actual &&
266 ! test -s actual
267'
268
269test_expect_success 'submodule contains untracked content (dirty ignored)' '
270 git diff-index -p --ignore-submodules=dirty --submodule=log HEAD >actual &&
271 ! test -s actual
272'
273
274test_expect_success 'submodule contains untracked content (all ignored)' '
275 git diff-index -p --ignore-submodules=all --submodule=log HEAD >actual &&
276 ! test -s actual
277'
278
279test_expect_success 'submodule contains untracked and modifed content' '
280 echo new > sm1/foo6 &&
281 git diff-index -p --submodule=log HEAD >actual &&
282 cat >expected <<-EOF &&
283 Submodule sm1 contains untracked content
284 Submodule sm1 contains modified content
285 EOF
286 test_cmp expected actual
287'
288
289test_expect_success 'submodule contains untracked and modifed content (untracked ignored)' '
290 echo new > sm1/foo6 &&
291 git diff-index -p --ignore-submodules=untracked --submodule=log HEAD >actual &&
292 cat >expected <<-EOF &&
293 Submodule sm1 contains modified content
294 EOF
295 test_cmp expected actual
296'
297
298test_expect_success 'submodule contains untracked and modifed content (dirty ignored)' '
299 echo new > sm1/foo6 &&
300 git diff-index -p --ignore-submodules=dirty --submodule=log HEAD >actual &&
301 ! test -s actual
302'
303
304test_expect_success 'submodule contains untracked and modifed content (all ignored)' '
305 echo new > sm1/foo6 &&
306 git diff-index -p --ignore-submodules --submodule=log HEAD >actual &&
307 ! test -s actual
308'
309
310test_expect_success 'submodule contains modifed content' '
311 rm -f sm1/new-file &&
312 git diff-index -p --submodule=log HEAD >actual &&
313 cat >expected <<-EOF &&
314 Submodule sm1 contains modified content
315 EOF
316 test_cmp expected actual
317'
318
319(cd sm1; git commit -mchange foo6 >/dev/null) &&
320head8=$(cd sm1; git rev-parse --short --verify HEAD) &&
321test_expect_success 'submodule is modified' '
322 git diff-index -p --submodule=log HEAD >actual &&
323 cat >expected <<-EOF &&
324 Submodule sm1 $head6..$head8:
325 > change
326 EOF
327 test_cmp expected actual
328'
329
330test_expect_success 'modified submodule contains untracked content' '
331 echo new > sm1/new-file &&
332 git diff-index -p --submodule=log HEAD >actual &&
333 cat >expected <<-EOF &&
334 Submodule sm1 contains untracked content
335 Submodule sm1 $head6..$head8:
336 > change
337 EOF
338 test_cmp expected actual
339'
340
341test_expect_success 'modified submodule contains untracked content (untracked ignored)' '
342 git diff-index -p --ignore-submodules=untracked --submodule=log HEAD >actual &&
343 cat >expected <<-EOF &&
344 Submodule sm1 $head6..$head8:
345 > change
346 EOF
347 test_cmp expected actual
348'
349
350test_expect_success 'modified submodule contains untracked content (dirty ignored)' '
351 git diff-index -p --ignore-submodules=dirty --submodule=log HEAD >actual &&
352 cat >expected <<-EOF &&
353 Submodule sm1 $head6..$head8:
354 > change
355 EOF
356 test_cmp expected actual
357'
358
359test_expect_success 'modified submodule contains untracked content (all ignored)' '
360 git diff-index -p --ignore-submodules=all --submodule=log HEAD >actual &&
361 ! test -s actual
362'
363
364test_expect_success 'modified submodule contains untracked and modifed content' '
365 echo modification >> sm1/foo6 &&
366 git diff-index -p --submodule=log HEAD >actual &&
367 cat >expected <<-EOF &&
368 Submodule sm1 contains untracked content
369 Submodule sm1 contains modified content
370 Submodule sm1 $head6..$head8:
371 > change
372 EOF
373 test_cmp expected actual
374'
375
376test_expect_success 'modified submodule contains untracked and modifed content (untracked ignored)' '
377 echo modification >> sm1/foo6 &&
378 git diff-index -p --ignore-submodules=untracked --submodule=log HEAD >actual &&
379 cat >expected <<-EOF &&
380 Submodule sm1 contains modified content
381 Submodule sm1 $head6..$head8:
382 > change
383 EOF
384 test_cmp expected actual
385'
386
387test_expect_success 'modified submodule contains untracked and modifed content (dirty ignored)' '
388 echo modification >> sm1/foo6 &&
389 git diff-index -p --ignore-submodules=dirty --submodule=log HEAD >actual &&
390 cat >expected <<-EOF &&
391 Submodule sm1 $head6..$head8:
392 > change
393 EOF
394 test_cmp expected actual
395'
396
397test_expect_success 'modified submodule contains untracked and modifed content (all ignored)' '
398 echo modification >> sm1/foo6 &&
399 git diff-index -p --ignore-submodules --submodule=log HEAD >actual &&
400 ! test -s actual
401'
402
403test_expect_success 'modified submodule contains modifed content' '
404 rm -f sm1/new-file &&
405 git diff-index -p --submodule=log HEAD >actual &&
406 cat >expected <<-EOF &&
407 Submodule sm1 contains modified content
408 Submodule sm1 $head6..$head8:
409 > change
410 EOF
411 test_cmp expected actual
412'
413
414rm -rf sm1
415test_expect_success 'deleted submodule' '
416 git diff-index -p --submodule=log HEAD >actual &&
417 cat >expected <<-EOF &&
418 Submodule sm1 $head6...0000000 (submodule deleted)
419 EOF
420 test_cmp expected actual
421'
422
423test_create_repo sm2 &&
424head7=$(add_file sm2 foo8 foo9) &&
425git add sm2
426
427test_expect_success 'multiple submodules' '
428 git diff-index -p --submodule=log HEAD >actual &&
429 cat >expected <<-EOF &&
430 Submodule sm1 $head6...0000000 (submodule deleted)
431 Submodule sm2 0000000...$head7 (new submodule)
432 EOF
433 test_cmp expected actual
434'
435
436test_expect_success 'path filter' '
437 git diff-index -p --submodule=log HEAD sm2 >actual &&
438 cat >expected <<-EOF &&
439 Submodule sm2 0000000...$head7 (new submodule)
440 EOF
441 test_cmp expected actual
442'
443
444commit_file sm2
445test_expect_success 'given commit' '
446 git diff-index -p --submodule=log HEAD^ >actual &&
447 cat >expected <<-EOF &&
448 Submodule sm1 $head6...0000000 (submodule deleted)
449 Submodule sm2 0000000...$head7 (new submodule)
450 EOF
451 test_cmp expected actual
452'
453
454test_expect_success 'given commit --submodule' '
455 git diff-index -p --submodule HEAD^ >actual &&
456 cat >expected <<-EOF &&
457 Submodule sm1 $head6...0000000 (submodule deleted)
458 Submodule sm2 0000000...$head7 (new submodule)
459 EOF
460 test_cmp expected actual
461'
462
463fullhead7=$(cd sm2; git rev-parse --verify HEAD)
464
465test_expect_success 'given commit --submodule=short' '
466 git diff-index -p --submodule=short HEAD^ >actual &&
467 cat >expected <<-EOF &&
468 diff --git a/sm1 b/sm1
469 deleted file mode 160000
470 index $head6..0000000
471 --- a/sm1
472 +++ /dev/null
473 @@ -1 +0,0 @@
474 -Subproject commit $fullhead6
475 diff --git a/sm2 b/sm2
476 new file mode 160000
477 index 0000000..$head7
478 --- /dev/null
479 +++ b/sm2
480 @@ -0,0 +1 @@
481 +Subproject commit $fullhead7
482 EOF
483 test_cmp expected actual
484'
485
486test_expect_success 'setup .git file for sm2' '
487 (cd sm2 &&
488 REAL="$(pwd)/../.real" &&
489 mv .git "$REAL"
490 echo "gitdir: $REAL" >.git)
491'
492
493test_expect_success 'diff --submodule with .git file' '
494 git diff --submodule HEAD^ >actual &&
495 cat >expected <<-EOF &&
496 Submodule sm1 $head6...0000000 (submodule deleted)
497 Submodule sm2 0000000...$head7 (new submodule)
498 EOF
499 test_cmp expected actual
500'
501
502test_expect_success 'diff --submodule with objects referenced by alternates' '
503 mkdir sub_alt &&
504 (cd sub_alt &&
505 git init &&
506 echo a >a &&
507 git add a &&
508 git commit -m a
509 ) &&
510 mkdir super &&
511 (cd super &&
512 git clone -s ../sub_alt sub &&
513 git init &&
514 git add sub &&
515 git commit -m "sub a"
516 ) &&
517 (cd sub_alt &&
518 sha1_before=$(git rev-parse --short HEAD)
519 echo b >b &&
520 git add b &&
521 git commit -m b
522 sha1_after=$(git rev-parse --short HEAD)
523 echo "Submodule sub $sha1_before..$sha1_after:
524 > b" >../expected
525 ) &&
526 (cd super &&
527 (cd sub &&
528 git fetch &&
529 git checkout origin/master
530 ) &&
531 git diff --submodule > ../actual
532 )
533 test_cmp expected actual
534'
535
536test_done