t/t3310-notes-merge-manual-resolve.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2010 Johan Herland
   4 #
   5
   6 test_description='Test notes merging with manual conflict resolution'
   7
   8 . ./test-lib.sh
   9
  10 # Set up a notes merge scenario with different kinds of conflicts
  11 test_expect_success 'setup commits' '
  12         test_commit 1st &&
  13         test_commit 2nd &&
  14         test_commit 3rd &&
  15         test_commit 4th &&
  16         test_commit 5th &&
  17
  18         test_oid_cache <<-EOF
  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
  33
  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
  48         EOF
  49 '
  50
  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})
  56
  57 verify_notes () {
  58         notes_ref="$1"
  59         git -c core.notesRef="refs/notes/$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"
  65 }
  66
  67 notes_merge_files_gone () {
  68         # No .git/NOTES_MERGE_* files left
  69         { ls .git/NOTES_MERGE_* >output || :; } &&
  70         test_must_be_empty output
  71 }
  72
  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
  77 EOF
  78
  79 cat >expect_log_x <<EOF
  80 $commit_sha5 5th
  81
  82 $commit_sha4 4th
  83 x notes on 4th commit
  84
  85 $commit_sha3 3rd
  86 x notes on 3rd commit
  87
  88 $commit_sha2 2nd
  89 x notes on 2nd commit
  90
  91 $commit_sha1 1st
  92
  93 EOF
  94
  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 &&
 100         verify_notes x
 101 '
 102
 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
 107 EOF
 108
 109 cat >expect_log_y <<EOF
 110 $commit_sha5 5th
 111
 112 $commit_sha4 4th
 113 y notes on 4th commit
 114
 115 $commit_sha3 3rd
 116 y notes on 3rd commit
 117
 118 $commit_sha2 2nd
 119
 120 $commit_sha1 1st
 121 y notes on 1st commit
 122
 123 EOF
 124
 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 &&
 132         verify_notes y
 133 '
 134
 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
 139 EOF
 140
 141 cat >expect_log_z <<EOF
 142 $commit_sha5 5th
 143
 144 $commit_sha4 4th
 145 z notes on 4th commit
 146
 147 $commit_sha3 3rd
 148
 149 $commit_sha2 2nd
 150 z notes on 2nd commit
 151
 152 $commit_sha1 1st
 153 z notes on 1st commit
 154
 155 EOF
 156
 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 &&
 164         verify_notes z
 165 '
 166
 167 # At this point, before merging z into y, we have the following status:
 168 #
 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]
 176
 177 cat <<EOF | sort >expect_conflicts
 178 $commit_sha1
 179 $commit_sha2
 180 $commit_sha3
 181 $commit_sha4
 182 EOF
 183
 184 cat >expect_conflict_$commit_sha1 <<EOF
 185 <<<<<<< refs/notes/m
 186 y notes on 1st commit
 187 =======
 188 z notes on 1st commit
 189 >>>>>>> refs/notes/z
 190 EOF
 191
 192 cat >expect_conflict_$commit_sha2 <<EOF
 193 z notes on 2nd commit
 194 EOF
 195
 196 cat >expect_conflict_$commit_sha3 <<EOF
 197 y notes on 3rd commit
 198 EOF
 199
 200 cat >expect_conflict_$commit_sha4 <<EOF
 201 <<<<<<< refs/notes/m
 202 y notes on 4th commit
 203 =======
 204 z notes on 4th commit
 205 >>>>>>> refs/notes/z
 206 EOF
 207
 208 cp expect_notes_y expect_notes_m
 209 cp expect_log_y expect_log_m
 210
 211 git rev-parse refs/notes/y > pre_merge_y
 212 git rev-parse refs/notes/z > pre_merge_z
 213
 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_grep "\\.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/$f" ||
 225                 exit 1
 226         done ) &&
 227         # Verify that current notes tree (pre-merge) has not changed (m == y)
 228         verify_notes y &&
 229         verify_notes m &&
 230         test "$(git rev-parse refs/notes/m)" = "$(cat pre_merge_y)"
 231 '
 232
 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
 237 EOF
 238
 239 cat >expect_log_z <<EOF
 240 $commit_sha5 5th
 241
 242 $commit_sha4 4th
 243 z notes on 4th commit
 244
 245 More z notes on 4th commit
 246
 247 $commit_sha3 3rd
 248
 249 $commit_sha2 2nd
 250 z notes on 2nd commit
 251
 252 $commit_sha1 1st
 253 z notes on 1st commit
 254
 255 EOF
 256
 257 test_expect_success 'change notes in z' '
 258         git notes --ref z append -m "More z notes on 4th commit" 4th &&
 259         verify_notes z
 260 '
 261
 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_grep -q "\\.git/NOTES_MERGE_\\* exists" output
 267 '
 268
 269 # Setup non-conflicting merge between x and new notes ref w
 270
 271 cat <<EOF | sort >expect_notes_w
 272 $(test_oid hash02a) $commit_sha2
 273 $(test_oid hash01e) $commit_sha1
 274 EOF
 275
 276 cat >expect_log_w <<EOF
 277 $commit_sha5 5th
 278
 279 $commit_sha4 4th
 280
 281 $commit_sha3 3rd
 282
 283 $commit_sha2 2nd
 284 x notes on 2nd commit
 285
 286 $commit_sha1 1st
 287 w notes on 1st commit
 288
 289 EOF
 290
 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 &&
 295         verify_notes w
 296 '
 297
 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
 303 EOF
 304
 305 cat >expect_log_w <<EOF
 306 $commit_sha5 5th
 307
 308 $commit_sha4 4th
 309 x notes on 4th commit
 310
 311 $commit_sha3 3rd
 312 x notes on 3rd commit
 313
 314 $commit_sha2 2nd
 315 x notes on 2nd commit
 316
 317 $commit_sha1 1st
 318 w notes on 1st commit
 319
 320 EOF
 321
 322 test_expect_success 'can do merge without conflicts even if previous merge is unfinished (x => w)' '
 323         test -d .git/NOTES_MERGE_WORKTREE &&
 324         git notes merge x &&
 325         verify_notes w &&
 326         # Verify that other notes refs has not changed (x and y)
 327         verify_notes x &&
 328         verify_notes y
 329 '
 330
 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
 336 EOF
 337
 338 cat >expect_log_m <<EOF
 339 $commit_sha5 5th
 340
 341 $commit_sha4 4th
 342 y and z notes on 4th commit
 343
 344 $commit_sha3 3rd
 345 y notes on 3rd commit
 346
 347 $commit_sha2 2nd
 348 z notes on 2nd commit
 349
 350 $commit_sha1 1st
 351 y and z notes on 1st commit
 352
 353 EOF
 354
 355 test_expect_success 'do not allow mixing --commit and --abort' '
 356         test_must_fail git notes merge --commit --abort
 357 '
 358
 359 test_expect_success 'do not allow mixing --commit and --strategy' '
 360         test_must_fail git notes merge --commit --strategy theirs
 361 '
 362
 363 test_expect_success 'do not allow mixing --abort and --strategy' '
 364         test_must_fail git notes merge --abort --strategy theirs
 365 '
 366
 367 test_expect_success 'finalize conflicting merge (z => m)' '
 368         # Resolve conflicts and finalize merge
 369         cat >.git/NOTES_MERGE_WORKTREE/$commit_sha1 <<EOF &&
 370 y and z notes on 1st commit
 371 EOF
 372         cat >.git/NOTES_MERGE_WORKTREE/$commit_sha4 <<EOF &&
 373 y and z notes on 4th commit
 374 EOF
 375         git notes merge --commit &&
 376         notes_merge_files_gone &&
 377         # Merge commit has pre-merge y and pre-merge z as parents
 378         test "$(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 ||
 388                 exit 1
 389         done ) &&
 390         # Verify contents of merge result
 391         verify_notes m &&
 392         # Verify that other notes refs has not changed (w, x, y and z)
 393         verify_notes w &&
 394         verify_notes x &&
 395         verify_notes y &&
 396         verify_notes z
 397 '
 398
 399 cat >expect_conflict_$commit_sha4 <<EOF
 400 <<<<<<< refs/notes/m
 401 y notes on 4th commit
 402 =======
 403 z notes on 4th commit
 404
 405 More z notes on 4th commit
 406 >>>>>>> refs/notes/z
 407 EOF
 408
 409 cp expect_notes_y expect_notes_m
 410 cp expect_log_y expect_log_m
 411
 412 git rev-parse refs/notes/y > pre_merge_y
 413 git rev-parse refs/notes/z > pre_merge_z
 414
 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_grep "\\.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/$f" ||
 426                 exit 1
 427         done ) &&
 428         # Verify that current notes tree (pre-merge) has not changed (m == y)
 429         verify_notes y &&
 430         verify_notes m &&
 431         test "$(git rev-parse refs/notes/m)" = "$(cat pre_merge_y)"
 432 '
 433
 434 test_expect_success 'abort notes merge' '
 435         git notes merge --abort &&
 436         notes_merge_files_gone &&
 437         # m has not moved (still == y)
 438         test "$(git rev-parse refs/notes/m)" = "$(cat pre_merge_y)" &&
 439         # Verify that other notes refs has not changed (w, x, y and z)
 440         verify_notes w &&
 441         verify_notes x &&
 442         verify_notes y &&
 443         verify_notes z
 444 '
 445
 446 git rev-parse refs/notes/y > pre_merge_y
 447 git rev-parse refs/notes/z > pre_merge_z
 448
 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_grep "\\.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/$f" ||
 458                 exit 1
 459         done ) &&
 460         # Verify that current notes tree (pre-merge) has not changed (m == y)
 461         verify_notes y &&
 462         verify_notes m &&
 463         test "$(git rev-parse refs/notes/m)" = "$(cat pre_merge_y)"
 464 '
 465
 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
 470 EOF
 471
 472 cat >expect_log_m <<EOF
 473 $commit_sha5 5th
 474 new note on 5th commit
 475
 476 $commit_sha4 4th
 477
 478 $commit_sha3 3rd
 479
 480 $commit_sha2 2nd
 481 z notes on 2nd commit
 482
 483 $commit_sha1 1st
 484 y and z notes on 1st commit
 485
 486 EOF
 487
 488 test_expect_success 'add + remove notes in finalized merge (z => m)' '
 489         # Resolve one conflict
 490         cat >.git/NOTES_MERGE_WORKTREE/$commit_sha1 <<EOF &&
 491 y and z notes on 1st commit
 492 EOF
 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 &&
 497         # Add a new note
 498         echo "new note on 5th commit" > .git/NOTES_MERGE_WORKTREE/$commit_sha5 &&
 499         # Finalize merge
 500         git notes merge --commit &&
 501         notes_merge_files_gone &&
 502         # Merge commit has pre-merge y and pre-merge z as parents
 503         test "$(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 ||
 513                 exit 1
 514         done ) &&
 515         # Verify contents of merge result
 516         verify_notes m &&
 517         # Verify that other notes refs has not changed (w, x, y and z)
 518         verify_notes w &&
 519         verify_notes x &&
 520         verify_notes y &&
 521         verify_notes z
 522 '
 523
 524 cp expect_notes_y expect_notes_m
 525 cp expect_log_y expect_log_m
 526
 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_grep "\\.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/$f" ||
 537                 exit 1
 538         done ) &&
 539         # Verify that current notes tree (pre-merge) has not changed (m == y)
 540         verify_notes y &&
 541         verify_notes m &&
 542         test "$(git rev-parse refs/notes/m)" = "$(cat pre_merge_y)"
 543 '
 544
 545 cp expect_notes_w expect_notes_m
 546 cp expect_log_w expect_log_m
 547
 548 test_expect_success 'reset notes ref m to somewhere else (w)' '
 549         git update-ref refs/notes/m refs/notes/w &&
 550         verify_notes m &&
 551         test "$(git rev-parse refs/notes/m)" = "$(git rev-parse refs/notes/w)"
 552 '
 553
 554 test_expect_success 'fail to finalize conflicting merge if underlying ref has moved in the meantime (m != NOTES_MERGE_PARTIAL^1)' '
 555         # Resolve conflicts
 556         cat >.git/NOTES_MERGE_WORKTREE/$commit_sha1 <<EOF &&
 557 y and z notes on 1st commit
 558 EOF
 559         cat >.git/NOTES_MERGE_WORKTREE/$commit_sha4 <<EOF &&
 560 y and z notes on 4th commit
 561 EOF
 562         # Fail to finalize merge
 563         test_must_fail git notes merge --commit >output 2>&1 &&
 564         # NOTES_MERGE_* refs and .git/NOTES_MERGE_* state files must remain
 565         git rev-parse --verify NOTES_MERGE_PARTIAL &&
 566         git rev-parse --verify NOTES_MERGE_REF &&
 567         test -f .git/NOTES_MERGE_WORKTREE/$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/$commit_sha4 &&
 571         # Refs are unchanged
 572         test "$(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)" != "$(git rev-parse NOTES_MERGE_PARTIAL^1)" &&
 575         # Mention refs/notes/m, and its current and expected value in output
 576         test_grep -q "refs/notes/m" output &&
 577         test_grep -q "$(git rev-parse refs/notes/m)" output &&
 578         test_grep -q "$(git rev-parse NOTES_MERGE_PARTIAL^1)" output &&
 579         # Verify that other notes refs has not changed (w, x, y and z)
 580         verify_notes w &&
 581         verify_notes x &&
 582         verify_notes y &&
 583         verify_notes z
 584 '
 585
 586 test_expect_success 'resolve situation by aborting the notes merge' '
 587         git notes merge --abort &&
 588         notes_merge_files_gone &&
 589         # m has not moved (still == w)
 590         test "$(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)
 592         verify_notes w &&
 593         verify_notes x &&
 594         verify_notes y &&
 595         verify_notes z
 596 '
 597
 598 cat >expect_notes <<EOF
 599 foo
 600 bar
 601 EOF
 602
 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 &&
 607         (
 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
 612         ) &&
 613         git notes show HEAD > actual_notes &&
 614         test_cmp expect_notes actual_notes
 615 '
 616
 617 test_done