3 # Copyright (c) 2010 Johan Herland
6 test_description
='Test notes merging with manual conflict resolution'
10 # Set up a notes merge scenario with different kinds of conflicts
11 test_expect_success
'setup commits' '
19 hash04a sha1:6e8e3febca3c2bb896704335cc4d0c34cb2f8715
20 hash03a sha1:e5388c10860456ee60673025345fe2e153eb8cf8
21 hash02a sha1:ceefa674873670e7ecd131814d909723cce2b669
22 hash04b sha1:e2bfd06a37dd2031684a59a6e2b033e212239c78
23 hash03b sha1:5772f42408c0dd6f097a7ca2d24de0e78d1c46b1
24 hash01b sha1:b0a6021ec006d07e80e9b20ec9b444cbd9d560d3
25 hash04c sha1:cff59c793c20bb49a4e01bc06fb06bad642e0d54
26 hash02c sha1:283b48219aee9a4105f6cab337e789065c82c2b9
27 hash01c sha1:0a81da8956346e19bcb27a906f04af327e03e31b
28 hash04d sha1:00494adecf2d9635a02fa431308d67993f853968
29 hash01e sha1:f75d1df88cbfe4258d49852f26cfc83f2ad4494b
30 hash04f sha1:021faa20e931fb48986ffc6282b4bb05553ac946
31 hash01f sha1:0a59e787e6d688aa6309e56e8c1b89431a0fc1c1
32 hash05g sha1:304dfb4325cf243025b9957486eb605a9b51c199
34 hash04a sha256:f18a935e65866345098b3b754071dbf9f3aa3520eb27a7b036b278c5e2f1ed7e
35 hash03a sha256:713035dc94067a64e5fa6e4e1821b7c3bde49a77c7cb3f80eaadefa1ca41b3d2
36 hash02a sha256:f160a67e048b6fa75bec3952184154045076692cf5dccd3da21e3fd34b7a3f0f
37 hash04b sha256:c7fba0d6104917fbf35258f40b9fa4fc697cfa992deecd1570a3b08d0a5587a9
38 hash03b sha256:7287a2d78a3766c181b08df38951d784b08b72a44f571ed6d855bd0be22c70f6
39 hash01b sha256:da96cf778c15d0a2bb76f98b2a62f6c9c01730fa7030e8f08ef0191048e7d620
40 hash04c sha256:cb615d2def4b834d5f55b2351df97dc92bee4f5009d285201427f349081c8aca
41 hash02c sha256:63bb527e0b4e1c8e1dd0d54dd778ca7c3718689fd6e37c473044cfbcf1cacfdb
42 hash01c sha256:5b87237ac1fbae0246256fed9f9a1f077c4140fb7e6444925f8dbfa5ae406cd8
43 hash04d sha256:eeddc9f9f6cb3d6b39b861659853f10891dc373e0b6eecb09e03e39b6ce64714
44 hash01e sha256:108f521b1a74c2e6d0b52a4eda87e09162bf847f7d190cfce496ee1af0b29a5a
45 hash04f sha256:901acda0454502b3bbd281f130c419e6c8de78afcf72a8def8d45ad31462bce4
46 hash01f sha256:a2d99d1b8bf23c8af7d9d91368454adc110dfd5cc068a4cebb486ee8f5a1e16c
47 hash05g sha256:4fef015b01da8efe929a68e3bb9b8fbad81f53995f097befe8ebc93f12ab98ec
51 commit_sha1
=$
(git rev-parse
1st^
{commit
})
52 commit_sha2
=$
(git rev-parse
2nd^
{commit
})
53 commit_sha3
=$
(git rev-parse
3rd^
{commit
})
54 commit_sha4
=$
(git rev-parse
4th^
{commit
})
55 commit_sha5
=$
(git rev-parse
5th^
{commit
})
59 git
-c core.notesRef
="refs/notes/$notes_ref" notes |
60 sort >"output_notes_$notes_ref" &&
61 test_cmp
"expect_notes_$notes_ref" "output_notes_$notes_ref" &&
62 git
-c core.notesRef
="refs/notes/$notes_ref" log
--format="%H %s%n%N" \
63 >"output_log_$notes_ref" &&
64 test_cmp
"expect_log_$notes_ref" "output_log_$notes_ref"
67 notes_merge_files_gone
() {
68 # No .git/NOTES_MERGE_* files left
69 { ls .git
/NOTES_MERGE_
* >output ||
:; } &&
70 test_must_be_empty output
73 cat <<EOF | sort >expect_notes_x
74 $(test_oid hash04a) $commit_sha4
75 $(test_oid hash03a) $commit_sha3
76 $(test_oid hash02a) $commit_sha2
79 cat >expect_log_x
<<EOF
95 test_expect_success
'setup merge base (x)' '
96 git config core.notesRef refs/notes/x &&
97 git notes add -m "x notes on 2nd commit" 2nd &&
98 git notes add -m "x notes on 3rd commit" 3rd &&
99 git notes add -m "x notes on 4th commit" 4th &&
103 cat <<EOF | sort >expect_notes_y
104 $(test_oid hash04b) $commit_sha4
105 $(test_oid hash03b) $commit_sha3
106 $(test_oid hash01b) $commit_sha1
109 cat >expect_log_y
<<EOF
113 y notes on 4th commit
116 y notes on 3rd commit
121 y notes on 1st commit
125 test_expect_success
'setup local branch (y)' '
126 git update-ref refs/notes/y refs/notes/x &&
127 git config core.notesRef refs/notes/y &&
128 git notes add -f -m "y notes on 1st commit" 1st &&
129 git notes remove 2nd &&
130 git notes add -f -m "y notes on 3rd commit" 3rd &&
131 git notes add -f -m "y notes on 4th commit" 4th &&
135 cat <<EOF | sort >expect_notes_z
136 $(test_oid hash04c) $commit_sha4
137 $(test_oid hash02c) $commit_sha2
138 $(test_oid hash01c) $commit_sha1
141 cat >expect_log_z
<<EOF
145 z notes on 4th commit
150 z notes on 2nd commit
153 z notes on 1st commit
157 test_expect_success
'setup remote branch (z)' '
158 git update-ref refs/notes/z refs/notes/x &&
159 git config core.notesRef refs/notes/z &&
160 git notes add -f -m "z notes on 1st commit" 1st &&
161 git notes add -f -m "z notes on 2nd commit" 2nd &&
162 git notes remove 3rd &&
163 git notes add -f -m "z notes on 4th commit" 4th &&
167 # At this point, before merging z into y, we have the following status:
169 # commit | base/x | local/y | remote/z | diff from x to y/z
170 # -------|---------|---------|----------|---------------------------
171 # 1st | [none] | b0a6021 | 0a81da8 | added / added (diff)
172 # 2nd | ceefa67 | [none] | 283b482 | removed / changed
173 # 3rd | e5388c1 | 5772f42 | [none] | changed / removed
174 # 4th | 6e8e3fe | e2bfd06 | cff59c7 | changed / changed (diff)
175 # 5th | [none] | [none] | [none] | [none]
177 cat <<EOF | sort >expect_conflicts
184 cat >expect_conflict_
$commit_sha1 <<EOF
186 y notes on 1st commit
188 z notes on 1st commit
192 cat >expect_conflict_
$commit_sha2 <<EOF
193 z notes on 2nd commit
196 cat >expect_conflict_
$commit_sha3 <<EOF
197 y notes on 3rd commit
200 cat >expect_conflict_
$commit_sha4 <<EOF
202 y notes on 4th commit
204 z notes on 4th commit
208 cp expect_notes_y expect_notes_m
209 cp expect_log_y expect_log_m
211 git rev-parse refs
/notes
/y
> pre_merge_y
212 git rev-parse refs
/notes
/z
> pre_merge_z
214 test_expect_success
'merge z into m (== y) with default ("manual") resolver => Conflicting 3-way merge' '
215 git update-ref refs/notes/m refs/notes/y &&
216 git config core.notesRef refs/notes/m &&
217 test_must_fail git notes merge z >output 2>&1 &&
218 # Output should point to where to resolve conflicts
219 test_i18ngrep "\\.git/NOTES_MERGE_WORKTREE" output &&
220 # Inspect merge conflicts
221 ls .git/NOTES_MERGE_WORKTREE >output_conflicts &&
222 test_cmp expect_conflicts output_conflicts &&
223 ( for f in $(cat expect_conflicts); do
224 test_cmp "expect_conflict_$f" ".git/NOTES_MERGE_WORKTREE/$f" ||
227 # Verify that current notes tree (pre-merge) has not changed (m == y)
230 test "$(git rev-parse refs/notes/m)" = "$(cat pre_merge_y)"
233 cat <<EOF | sort >expect_notes_z
234 $(test_oid hash04d) $commit_sha4
235 $(test_oid hash02c) $commit_sha2
236 $(test_oid hash01c) $commit_sha1
239 cat >expect_log_z
<<EOF
243 z notes on 4th commit
245 More z notes on 4th commit
250 z notes on 2nd commit
253 z notes on 1st commit
257 test_expect_success
'change notes in z' '
258 git notes --ref z append -m "More z notes on 4th commit" 4th &&
262 test_expect_success
'cannot do merge w/conflicts when previous merge is unfinished' '
263 test -d .git/NOTES_MERGE_WORKTREE &&
264 test_must_fail git notes merge z >output 2>&1 &&
265 # Output should indicate what is wrong
266 test_i18ngrep -q "\\.git/NOTES_MERGE_\\* exists" output
269 # Setup non-conflicting merge between x and new notes ref w
271 cat <<EOF | sort >expect_notes_w
272 $(test_oid hash02a) $commit_sha2
273 $(test_oid hash01e) $commit_sha1
276 cat >expect_log_w
<<EOF
284 x notes on 2nd commit
287 w notes on 1st commit
291 test_expect_success
'setup unrelated notes ref (w)' '
292 git config core.notesRef refs/notes/w &&
293 git notes add -m "w notes on 1st commit" 1st &&
294 git notes add -m "x notes on 2nd commit" 2nd &&
298 cat <<EOF | sort >expect_notes_w
299 $(test_oid hash04a) $commit_sha4
300 $(test_oid hash03a) $commit_sha3
301 $(test_oid hash02a) $commit_sha2
302 $(test_oid hash01e) $commit_sha1
305 cat >expect_log_w
<<EOF
309 x notes on 4th commit
312 x notes on 3rd commit
315 x notes on 2nd commit
318 w notes on 1st commit
322 test_expect_success
'can do merge without conflicts even if previous merge is unfinished (x => w)' '
323 test -d .git/NOTES_MERGE_WORKTREE &&
326 # Verify that other notes refs has not changed (x and y)
331 cat <<EOF | sort >expect_notes_m
332 $(test_oid hash04f) $commit_sha4
333 $(test_oid hash03b) $commit_sha3
334 $(test_oid hash02c) $commit_sha2
335 $(test_oid hash01f) $commit_sha1
338 cat >expect_log_m
<<EOF
342 y and z notes on 4th commit
345 y notes on 3rd commit
348 z notes on 2nd commit
351 y and z notes on 1st commit
355 test_expect_success
'do not allow mixing --commit and --abort' '
356 test_must_fail git notes merge --commit --abort
359 test_expect_success
'do not allow mixing --commit and --strategy' '
360 test_must_fail git notes merge --commit --strategy theirs
363 test_expect_success
'do not allow mixing --abort and --strategy' '
364 test_must_fail git notes merge --abort --strategy theirs
367 test_expect_success
'finalize conflicting merge (z => m)' '
368 # Resolve conflicts and finalize merge
369 cat >.git/NOTES_MERGE_WORKTREE/$commit_sha1 <<EOF &&
370 y and z notes on 1st commit
372 cat >.git/NOTES_MERGE_WORKTREE/$commit_sha4 <<EOF &&
373 y and z notes on 4th commit
375 git notes merge --commit &&
376 notes_merge_files_gone &&
377 # Merge commit has pre-merge y and pre-merge z as parents
378 test "$(git rev-parse refs/notes/m^1)" = "$(cat pre_merge_y)" &&
379 test "$(git rev-parse refs/notes/m^2)" = "$(cat pre_merge_z)" &&
380 # Merge commit mentions the notes refs merged
381 git log -1 --format=%B refs/notes/m > merge_commit_msg &&
382 grep -q refs/notes/m merge_commit_msg &&
383 grep -q refs/notes/z merge_commit_msg &&
384 # Merge commit mentions conflicting notes
385 grep -q "Conflicts" merge_commit_msg &&
386 ( for sha1 in $(cat expect_conflicts); do
387 grep -q "$sha1" merge_commit_msg ||
390 # Verify contents of merge result
392 # Verify that other notes refs has not changed (w, x, y and z)
399 cat >expect_conflict_
$commit_sha4 <<EOF
401 y notes on 4th commit
403 z notes on 4th commit
405 More z notes on 4th commit
409 cp expect_notes_y expect_notes_m
410 cp expect_log_y expect_log_m
412 git rev-parse refs
/notes
/y
> pre_merge_y
413 git rev-parse refs
/notes
/z
> pre_merge_z
415 test_expect_success
'redo merge of z into m (== y) with default ("manual") resolver => Conflicting 3-way merge' '
416 git update-ref refs/notes/m refs/notes/y &&
417 git config core.notesRef refs/notes/m &&
418 test_must_fail git notes merge z >output 2>&1 &&
419 # Output should point to where to resolve conflicts
420 test_i18ngrep "\\.git/NOTES_MERGE_WORKTREE" output &&
421 # Inspect merge conflicts
422 ls .git/NOTES_MERGE_WORKTREE >output_conflicts &&
423 test_cmp expect_conflicts output_conflicts &&
424 ( for f in $(cat expect_conflicts); do
425 test_cmp "expect_conflict_$f" ".git/NOTES_MERGE_WORKTREE/$f" ||
428 # Verify that current notes tree (pre-merge) has not changed (m == y)
431 test "$(git rev-parse refs/notes/m)" = "$(cat pre_merge_y)"
434 test_expect_success
'abort notes merge' '
435 git notes merge --abort &&
436 notes_merge_files_gone &&
437 # m has not moved (still == y)
438 test "$(git rev-parse refs/notes/m)" = "$(cat pre_merge_y)" &&
439 # Verify that other notes refs has not changed (w, x, y and z)
446 git rev-parse refs
/notes
/y
> pre_merge_y
447 git rev-parse refs
/notes
/z
> pre_merge_z
449 test_expect_success
'redo merge of z into m (== y) with default ("manual") resolver => Conflicting 3-way merge' '
450 test_must_fail git notes merge z >output 2>&1 &&
451 # Output should point to where to resolve conflicts
452 test_i18ngrep "\\.git/NOTES_MERGE_WORKTREE" output &&
453 # Inspect merge conflicts
454 ls .git/NOTES_MERGE_WORKTREE >output_conflicts &&
455 test_cmp expect_conflicts output_conflicts &&
456 ( for f in $(cat expect_conflicts); do
457 test_cmp "expect_conflict_$f" ".git/NOTES_MERGE_WORKTREE/$f" ||
460 # Verify that current notes tree (pre-merge) has not changed (m == y)
463 test "$(git rev-parse refs/notes/m)" = "$(cat pre_merge_y)"
466 cat <<EOF | sort >expect_notes_m
467 $(test_oid hash05g) $commit_sha5
468 $(test_oid hash02c) $commit_sha2
469 $(test_oid hash01f) $commit_sha1
472 cat >expect_log_m
<<EOF
474 new note on 5th commit
481 z notes on 2nd commit
484 y and z notes on 1st commit
488 test_expect_success
'add + remove notes in finalized merge (z => m)' '
489 # Resolve one conflict
490 cat >.git/NOTES_MERGE_WORKTREE/$commit_sha1 <<EOF &&
491 y and z notes on 1st commit
493 # Remove another conflict
494 rm .git/NOTES_MERGE_WORKTREE/$commit_sha4 &&
495 # Remove a D/F conflict
496 rm .git/NOTES_MERGE_WORKTREE/$commit_sha3 &&
498 echo "new note on 5th commit" > .git/NOTES_MERGE_WORKTREE/$commit_sha5 &&
500 git notes merge --commit &&
501 notes_merge_files_gone &&
502 # Merge commit has pre-merge y and pre-merge z as parents
503 test "$(git rev-parse refs/notes/m^1)" = "$(cat pre_merge_y)" &&
504 test "$(git rev-parse refs/notes/m^2)" = "$(cat pre_merge_z)" &&
505 # Merge commit mentions the notes refs merged
506 git log -1 --format=%B refs/notes/m > merge_commit_msg &&
507 grep -q refs/notes/m merge_commit_msg &&
508 grep -q refs/notes/z merge_commit_msg &&
509 # Merge commit mentions conflicting notes
510 grep -q "Conflicts" merge_commit_msg &&
511 ( for sha1 in $(cat expect_conflicts); do
512 grep -q "$sha1" merge_commit_msg ||
515 # Verify contents of merge result
517 # Verify that other notes refs has not changed (w, x, y and z)
524 cp expect_notes_y expect_notes_m
525 cp expect_log_y expect_log_m
527 test_expect_success
'redo merge of z into m (== y) with default ("manual") resolver => Conflicting 3-way merge' '
528 git update-ref refs/notes/m refs/notes/y &&
529 test_must_fail git notes merge z >output 2>&1 &&
530 # Output should point to where to resolve conflicts
531 test_i18ngrep "\\.git/NOTES_MERGE_WORKTREE" output &&
532 # Inspect merge conflicts
533 ls .git/NOTES_MERGE_WORKTREE >output_conflicts &&
534 test_cmp expect_conflicts output_conflicts &&
535 ( for f in $(cat expect_conflicts); do
536 test_cmp "expect_conflict_$f" ".git/NOTES_MERGE_WORKTREE/$f" ||
539 # Verify that current notes tree (pre-merge) has not changed (m == y)
542 test "$(git rev-parse refs/notes/m)" = "$(cat pre_merge_y)"
545 cp expect_notes_w expect_notes_m
546 cp expect_log_w expect_log_m
548 test_expect_success
'reset notes ref m to somewhere else (w)' '
549 git update-ref refs/notes/m refs/notes/w &&
551 test "$(git rev-parse refs/notes/m)" = "$(git rev-parse refs/notes/w)"
554 test_expect_success
'fail to finalize conflicting merge if underlying ref has moved in the meantime (m != NOTES_MERGE_PARTIAL^1)' '
556 cat >.git/NOTES_MERGE_WORKTREE/$commit_sha1 <<EOF &&
557 y and z notes on 1st commit
559 cat >.git/NOTES_MERGE_WORKTREE/$commit_sha4 <<EOF &&
560 y and z notes on 4th commit
562 # Fail to finalize merge
563 test_must_fail git notes merge --commit >output 2>&1 &&
564 # .git/NOTES_MERGE_* must remain
565 test -f .git/NOTES_MERGE_PARTIAL &&
566 test -f .git/NOTES_MERGE_REF &&
567 test -f .git/NOTES_MERGE_WORKTREE/$commit_sha1 &&
568 test -f .git/NOTES_MERGE_WORKTREE/$commit_sha2 &&
569 test -f .git/NOTES_MERGE_WORKTREE/$commit_sha3 &&
570 test -f .git/NOTES_MERGE_WORKTREE/$commit_sha4 &&
572 test "$(git rev-parse refs/notes/m)" = "$(git rev-parse refs/notes/w)" &&
573 test "$(git rev-parse refs/notes/y)" = "$(git rev-parse NOTES_MERGE_PARTIAL^1)" &&
574 test "$(git rev-parse refs/notes/m)" != "$(git rev-parse NOTES_MERGE_PARTIAL^1)" &&
575 # Mention refs/notes/m, and its current and expected value in output
576 test_i18ngrep -q "refs/notes/m" output &&
577 test_i18ngrep -q "$(git rev-parse refs/notes/m)" output &&
578 test_i18ngrep -q "$(git rev-parse NOTES_MERGE_PARTIAL^1)" output &&
579 # Verify that other notes refs has not changed (w, x, y and z)
586 test_expect_success
'resolve situation by aborting the notes merge' '
587 git notes merge --abort &&
588 notes_merge_files_gone &&
589 # m has not moved (still == w)
590 test "$(git rev-parse refs/notes/m)" = "$(git rev-parse refs/notes/w)" &&
591 # Verify that other notes refs has not changed (w, x, y and z)
598 cat >expect_notes
<<EOF
603 test_expect_success
'switch cwd before committing notes merge' '
604 git notes add -m foo HEAD &&
605 git notes --ref=other add -m bar HEAD &&
606 test_must_fail git notes merge refs/notes/other &&
608 cd .git/NOTES_MERGE_WORKTREE &&
609 echo "foo" > $(git rev-parse HEAD) &&
610 echo "bar" >> $(git rev-parse HEAD) &&
611 git notes merge --commit
613 git notes show HEAD > actual_notes &&
614 test_cmp expect_notes actual_notes