t/t3404-rebase-interactive.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2007 Johannes E. Schindelin
   4 #
   5
   6 test_description='git rebase interactive
   7
   8 This test runs git rebase "interactively", by faking an edit, and verifies
   9 that the result still makes sense.
  10 '
  11 . ./test-lib.sh
  12
  13 . "$TEST_DIRECTORY"/lib-rebase.sh
  14
  15 set_fake_editor
  16
  17 # Set up the repository like this:
  18 #
  19 #     one - two - three - four (conflict-branch)
  20 #   /
  21 # A - B - C - D - E            (master)
  22 # | \
  23 # |   F - G - H                (branch1)
  24 # |     \
  25 # |\      I                    (branch2)
  26 # | \
  27 # |   J - K - L - M            (no-conflict-branch)
  28 #  \
  29 #    N - O - P                 (no-ff-branch)
  30 #
  31 # where A, B, D and G all touch file1, and one, two, three, four all
  32 # touch file "conflict".
  33 #
  34 # WARNING: Modifications to the initial repository can change the SHA ID used
  35 # in the expect2 file for the 'stop on conflicting pick' test.
  36
  37
  38 test_expect_success 'setup' '
  39         test_commit A file1 &&
  40         test_commit B file1 &&
  41         test_commit C file2 &&
  42         test_commit D file1 &&
  43         test_commit E file3 &&
  44         git checkout -b branch1 A &&
  45         test_commit F file4 &&
  46         test_commit G file1 &&
  47         test_commit H file5 &&
  48         git checkout -b branch2 F &&
  49         test_commit I file6
  50         git checkout -b conflict-branch A &&
  51         for n in one two three four
  52         do
  53                 test_commit $n conflict
  54         done &&
  55         git checkout -b no-conflict-branch A &&
  56         for n in J K L M
  57         do
  58                 test_commit $n file$n
  59         done &&
  60         git checkout -b no-ff-branch A &&
  61         for n in N O P
  62         do
  63                 test_commit $n file$n
  64         done
  65 '
  66
  67 # "exec" commands are ran with the user shell by default, but this may
  68 # be non-POSIX. For example, if SHELL=zsh then ">file" doesn't work
  69 # to create a file. Unseting SHELL avoids such non-portable behavior
  70 # in tests.
  71 SHELL=
  72
  73 test_expect_success 'rebase -i with the exec command' '
  74         git checkout master &&
  75         (
  76         FAKE_LINES="1 exec_>touch-one
  77                 2 exec_>touch-two exec_false exec_>touch-three
  78                 3 4 exec_>\"touch-file__name_with_spaces\";_>touch-after-semicolon 5" &&
  79         export FAKE_LINES &&
  80         test_must_fail git rebase -i A
  81         ) &&
  82         test_path_is_file touch-one &&
  83         test_path_is_file touch-two &&
  84         test_path_is_missing touch-three " (should have stopped before)" &&
  85         test $(git rev-parse C) = $(git rev-parse HEAD) || {
  86                 echo "Stopped at wrong revision:"
  87                 echo "($(git describe --tags HEAD) instead of C)"
  88                 false
  89         } &&
  90         git rebase --continue &&
  91         test_path_is_file touch-three &&
  92         test_path_is_file "touch-file  name with spaces" &&
  93         test_path_is_file touch-after-semicolon &&
  94         test $(git rev-parse master) = $(git rev-parse HEAD) || {
  95                 echo "Stopped at wrong revision:"
  96                 echo "($(git describe --tags HEAD) instead of master)"
  97                 false
  98         } &&
  99         rm -f touch-*
 100 '
 101
 102 test_expect_success 'rebase -i with the exec command runs from tree root' '
 103         git checkout master &&
 104         mkdir subdir && (cd subdir &&
 105         FAKE_LINES="1 exec_>touch-subdir" \
 106                 git rebase -i HEAD^
 107         ) &&
 108         test_path_is_file touch-subdir &&
 109         rm -fr subdir
 110 '
 111
 112 test_expect_success 'rebase -i with the exec command checks tree cleanness' '
 113         git checkout master &&
 114         (
 115         FAKE_LINES="exec_echo_foo_>file1 1" &&
 116         export FAKE_LINES &&
 117         test_must_fail git rebase -i HEAD^
 118         ) &&
 119         test $(git rev-parse master^) = $(git rev-parse HEAD) || {
 120                 echo "Stopped at wrong revision:"
 121                 echo "($(git describe --tags HEAD) instead of master^)"
 122                 false
 123         } &&
 124         git reset --hard &&
 125         git rebase --continue
 126 '
 127
 128 test_expect_success 'no changes are a nop' '
 129         git checkout branch2 &&
 130         git rebase -i F &&
 131         test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch2" &&
 132         test $(git rev-parse I) = $(git rev-parse HEAD)
 133 '
 134
 135 test_expect_success 'test the [branch] option' '
 136         git checkout -b dead-end &&
 137         git rm file6 &&
 138         git commit -m "stop here" &&
 139         git rebase -i F branch2 &&
 140         test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch2" &&
 141         test $(git rev-parse I) = $(git rev-parse branch2) &&
 142         test $(git rev-parse I) = $(git rev-parse HEAD)
 143 '
 144
 145 test_expect_success 'test --onto <branch>' '
 146         git checkout -b test-onto branch2 &&
 147         git rebase -i --onto branch1 F &&
 148         test "$(git symbolic-ref -q HEAD)" = "refs/heads/test-onto" &&
 149         test $(git rev-parse HEAD^) = $(git rev-parse branch1) &&
 150         test $(git rev-parse I) = $(git rev-parse branch2)
 151 '
 152
 153 test_expect_success 'rebase on top of a non-conflicting commit' '
 154         git checkout branch1 &&
 155         git tag original-branch1 &&
 156         git rebase -i branch2 &&
 157         test file6 = $(git diff --name-only original-branch1) &&
 158         test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch1" &&
 159         test $(git rev-parse I) = $(git rev-parse branch2) &&
 160         test $(git rev-parse I) = $(git rev-parse HEAD~2)
 161 '
 162
 163 test_expect_success 'reflog for the branch shows state before rebase' '
 164         test $(git rev-parse branch1@{1}) = $(git rev-parse original-branch1)
 165 '
 166
 167 test_expect_success 'exchange two commits' '
 168         FAKE_LINES="2 1" git rebase -i HEAD~2 &&
 169         test H = $(git cat-file commit HEAD^ | sed -ne \$p) &&
 170         test G = $(git cat-file commit HEAD | sed -ne \$p)
 171 '
 172
 173 cat > expect << EOF
 174 diff --git a/file1 b/file1
 175 index f70f10e..fd79235 100644
 176 --- a/file1
 177 +++ b/file1
 178 @@ -1 +1 @@
 179 -A
 180 +G
 181 EOF
 182
 183 cat > expect2 << EOF
 184 <<<<<<< HEAD
 185 D
 186 =======
 187 G
 188 >>>>>>> 5d18e54... G
 189 EOF
 190
 191 test_expect_success 'stop on conflicting pick' '
 192         git tag new-branch1 &&
 193         test_must_fail git rebase -i master &&
 194         test "$(git rev-parse HEAD~3)" = "$(git rev-parse master)" &&
 195         test_cmp expect .git/rebase-merge/patch &&
 196         test_cmp expect2 file1 &&
 197         test "$(git diff --name-status |
 198                 sed -n -e "/^U/s/^U[^a-z]*//p")" = file1 &&
 199         test 4 = $(grep -v "^#" < .git/rebase-merge/done | wc -l) &&
 200         test 0 = $(grep -c "^[^#]" < .git/rebase-merge/git-rebase-todo)
 201 '
 202
 203 test_expect_success 'abort' '
 204         git rebase --abort &&
 205         test $(git rev-parse new-branch1) = $(git rev-parse HEAD) &&
 206         test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch1" &&
 207         test_path_is_missing .git/rebase-merge
 208 '
 209
 210 test_expect_success 'abort with error when new base cannot be checked out' '
 211         git rm --cached file1 &&
 212         git commit -m "remove file in base" &&
 213         test_must_fail git rebase -i master > output 2>&1 &&
 214         grep "The following untracked working tree files would be overwritten by checkout:" \
 215                 output &&
 216         grep "file1" output &&
 217         test_path_is_missing .git/rebase-merge &&
 218         git reset --hard HEAD^
 219 '
 220
 221 test_expect_success 'retain authorship' '
 222         echo A > file7 &&
 223         git add file7 &&
 224         test_tick &&
 225         GIT_AUTHOR_NAME="Twerp Snog" git commit -m "different author" &&
 226         git tag twerp &&
 227         git rebase -i --onto master HEAD^ &&
 228         git show HEAD | grep "^Author: Twerp Snog"
 229 '
 230
 231 test_expect_success 'squash' '
 232         git reset --hard twerp &&
 233         echo B > file7 &&
 234         test_tick &&
 235         GIT_AUTHOR_NAME="Nitfol" git commit -m "nitfol" file7 &&
 236         echo "******************************" &&
 237         FAKE_LINES="1 squash 2" EXPECT_HEADER_COUNT=2 \
 238                 git rebase -i --onto master HEAD~2 &&
 239         test B = $(cat file7) &&
 240         test $(git rev-parse HEAD^) = $(git rev-parse master)
 241 '
 242
 243 test_expect_success 'retain authorship when squashing' '
 244         git show HEAD | grep "^Author: Twerp Snog"
 245 '
 246
 247 test_expect_success '-p handles "no changes" gracefully' '
 248         HEAD=$(git rev-parse HEAD) &&
 249         git rebase -i -p HEAD^ &&
 250         git update-index --refresh &&
 251         git diff-files --quiet &&
 252         git diff-index --quiet --cached HEAD -- &&
 253         test $HEAD = $(git rev-parse HEAD)
 254 '
 255
 256 test_expect_failure 'exchange two commits with -p' '
 257         FAKE_LINES="2 1" git rebase -i -p HEAD~2 &&
 258         test H = $(git cat-file commit HEAD^ | sed -ne \$p) &&
 259         test G = $(git cat-file commit HEAD | sed -ne \$p)
 260 '
 261
 262 test_expect_success 'preserve merges with -p' '
 263         git checkout -b to-be-preserved master^ &&
 264         : > unrelated-file &&
 265         git add unrelated-file &&
 266         test_tick &&
 267         git commit -m "unrelated" &&
 268         git checkout -b another-branch master &&
 269         echo B > file1 &&
 270         test_tick &&
 271         git commit -m J file1 &&
 272         test_tick &&
 273         git merge to-be-preserved &&
 274         echo C > file1 &&
 275         test_tick &&
 276         git commit -m K file1 &&
 277         echo D > file1 &&
 278         test_tick &&
 279         git commit -m L1 file1 &&
 280         git checkout HEAD^ &&
 281         echo 1 > unrelated-file &&
 282         test_tick &&
 283         git commit -m L2 unrelated-file &&
 284         test_tick &&
 285         git merge another-branch &&
 286         echo E > file1 &&
 287         test_tick &&
 288         git commit -m M file1 &&
 289         git checkout -b to-be-rebased &&
 290         test_tick &&
 291         git rebase -i -p --onto branch1 master &&
 292         git update-index --refresh &&
 293         git diff-files --quiet &&
 294         git diff-index --quiet --cached HEAD -- &&
 295         test $(git rev-parse HEAD~6) = $(git rev-parse branch1) &&
 296         test $(git rev-parse HEAD~4^2) = $(git rev-parse to-be-preserved) &&
 297         test $(git rev-parse HEAD^^2^) = $(git rev-parse HEAD^^^) &&
 298         test $(git show HEAD~5:file1) = B &&
 299         test $(git show HEAD~3:file1) = C &&
 300         test $(git show HEAD:file1) = E &&
 301         test $(git show HEAD:unrelated-file) = 1
 302 '
 303
 304 test_expect_success 'edit ancestor with -p' '
 305         FAKE_LINES="1 edit 2 3 4" git rebase -i -p HEAD~3 &&
 306         echo 2 > unrelated-file &&
 307         test_tick &&
 308         git commit -m L2-modified --amend unrelated-file &&
 309         git rebase --continue &&
 310         git update-index --refresh &&
 311         git diff-files --quiet &&
 312         git diff-index --quiet --cached HEAD -- &&
 313         test $(git show HEAD:unrelated-file) = 2
 314 '
 315
 316 test_expect_success '--continue tries to commit' '
 317         test_tick &&
 318         test_must_fail git rebase -i --onto new-branch1 HEAD^ &&
 319         echo resolved > file1 &&
 320         git add file1 &&
 321         FAKE_COMMIT_MESSAGE="chouette!" git rebase --continue &&
 322         test $(git rev-parse HEAD^) = $(git rev-parse new-branch1) &&
 323         git show HEAD | grep chouette
 324 '
 325
 326 test_expect_success 'verbose flag is heeded, even after --continue' '
 327         git reset --hard HEAD@{1} &&
 328         test_tick &&
 329         test_must_fail git rebase -v -i --onto new-branch1 HEAD^ &&
 330         echo resolved > file1 &&
 331         git add file1 &&
 332         git rebase --continue > output &&
 333         grep "^ file1 |    2 +-$" output
 334 '
 335
 336 test_expect_success 'multi-squash only fires up editor once' '
 337         base=$(git rev-parse HEAD~4) &&
 338         FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 squash 2 squash 3 squash 4" \
 339                 EXPECT_HEADER_COUNT=4 \
 340                 git rebase -i $base &&
 341         test $base = $(git rev-parse HEAD^) &&
 342         test 1 = $(git show | grep ONCE | wc -l)
 343 '
 344
 345 test_expect_success 'multi-fixup does not fire up editor' '
 346         git checkout -b multi-fixup E &&
 347         base=$(git rev-parse HEAD~4) &&
 348         FAKE_COMMIT_AMEND="NEVER" FAKE_LINES="1 fixup 2 fixup 3 fixup 4" \
 349                 git rebase -i $base &&
 350         test $base = $(git rev-parse HEAD^) &&
 351         test 0 = $(git show | grep NEVER | wc -l) &&
 352         git checkout to-be-rebased &&
 353         git branch -D multi-fixup
 354 '
 355
 356 test_expect_success 'commit message used after conflict' '
 357         git checkout -b conflict-fixup conflict-branch &&
 358         base=$(git rev-parse HEAD~4) &&
 359         (
 360                 FAKE_LINES="1 fixup 3 fixup 4" &&
 361                 export FAKE_LINES &&
 362                 test_must_fail git rebase -i $base
 363         ) &&
 364         echo three > conflict &&
 365         git add conflict &&
 366         FAKE_COMMIT_AMEND="ONCE" EXPECT_HEADER_COUNT=2 \
 367                 git rebase --continue &&
 368         test $base = $(git rev-parse HEAD^) &&
 369         test 1 = $(git show | grep ONCE | wc -l) &&
 370         git checkout to-be-rebased &&
 371         git branch -D conflict-fixup
 372 '
 373
 374 test_expect_success 'commit message retained after conflict' '
 375         git checkout -b conflict-squash conflict-branch &&
 376         base=$(git rev-parse HEAD~4) &&
 377         (
 378                 FAKE_LINES="1 fixup 3 squash 4" &&
 379                 export FAKE_LINES &&
 380                 test_must_fail git rebase -i $base
 381         ) &&
 382         echo three > conflict &&
 383         git add conflict &&
 384         FAKE_COMMIT_AMEND="TWICE" EXPECT_HEADER_COUNT=2 \
 385                 git rebase --continue &&
 386         test $base = $(git rev-parse HEAD^) &&
 387         test 2 = $(git show | grep TWICE | wc -l) &&
 388         git checkout to-be-rebased &&
 389         git branch -D conflict-squash
 390 '
 391
 392 cat > expect-squash-fixup << EOF
 393 B
 394
 395 D
 396
 397 ONCE
 398 EOF
 399
 400 test_expect_success 'squash and fixup generate correct log messages' '
 401         git checkout -b squash-fixup E &&
 402         base=$(git rev-parse HEAD~4) &&
 403         FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 fixup 2 squash 3 fixup 4" \
 404                 EXPECT_HEADER_COUNT=4 \
 405                 git rebase -i $base &&
 406         git cat-file commit HEAD | sed -e 1,/^\$/d > actual-squash-fixup &&
 407         test_cmp expect-squash-fixup actual-squash-fixup &&
 408         git checkout to-be-rebased &&
 409         git branch -D squash-fixup
 410 '
 411
 412 test_expect_success 'squash ignores comments' '
 413         git checkout -b skip-comments E &&
 414         base=$(git rev-parse HEAD~4) &&
 415         FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="# 1 # squash 2 # squash 3 # squash 4 #" \
 416                 EXPECT_HEADER_COUNT=4 \
 417                 git rebase -i $base &&
 418         test $base = $(git rev-parse HEAD^) &&
 419         test 1 = $(git show | grep ONCE | wc -l) &&
 420         git checkout to-be-rebased &&
 421         git branch -D skip-comments
 422 '
 423
 424 test_expect_success 'squash ignores blank lines' '
 425         git checkout -b skip-blank-lines E &&
 426         base=$(git rev-parse HEAD~4) &&
 427         FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="> 1 > squash 2 > squash 3 > squash 4 >" \
 428                 EXPECT_HEADER_COUNT=4 \
 429                 git rebase -i $base &&
 430         test $base = $(git rev-parse HEAD^) &&
 431         test 1 = $(git show | grep ONCE | wc -l) &&
 432         git checkout to-be-rebased &&
 433         git branch -D skip-blank-lines
 434 '
 435
 436 test_expect_success 'squash works as expected' '
 437         git checkout -b squash-works no-conflict-branch &&
 438         one=$(git rev-parse HEAD~3) &&
 439         FAKE_LINES="1 squash 3 2" EXPECT_HEADER_COUNT=2 \
 440                 git rebase -i HEAD~3 &&
 441         test $one = $(git rev-parse HEAD~2)
 442 '
 443
 444 test_expect_success 'interrupted squash works as expected' '
 445         git checkout -b interrupted-squash conflict-branch &&
 446         one=$(git rev-parse HEAD~3) &&
 447         (
 448                 FAKE_LINES="1 squash 3 2" &&
 449                 export FAKE_LINES &&
 450                 test_must_fail git rebase -i HEAD~3
 451         ) &&
 452         (echo one; echo two; echo four) > conflict &&
 453         git add conflict &&
 454         test_must_fail git rebase --continue &&
 455         echo resolved > conflict &&
 456         git add conflict &&
 457         git rebase --continue &&
 458         test $one = $(git rev-parse HEAD~2)
 459 '
 460
 461 test_expect_success 'interrupted squash works as expected (case 2)' '
 462         git checkout -b interrupted-squash2 conflict-branch &&
 463         one=$(git rev-parse HEAD~3) &&
 464         (
 465                 FAKE_LINES="3 squash 1 2" &&
 466                 export FAKE_LINES &&
 467                 test_must_fail git rebase -i HEAD~3
 468         ) &&
 469         (echo one; echo four) > conflict &&
 470         git add conflict &&
 471         test_must_fail git rebase --continue &&
 472         (echo one; echo two; echo four) > conflict &&
 473         git add conflict &&
 474         test_must_fail git rebase --continue &&
 475         echo resolved > conflict &&
 476         git add conflict &&
 477         git rebase --continue &&
 478         test $one = $(git rev-parse HEAD~2)
 479 '
 480
 481 test_expect_success 'ignore patch if in upstream' '
 482         HEAD=$(git rev-parse HEAD) &&
 483         git checkout -b has-cherry-picked HEAD^ &&
 484         echo unrelated > file7 &&
 485         git add file7 &&
 486         test_tick &&
 487         git commit -m "unrelated change" &&
 488         git cherry-pick $HEAD &&
 489         EXPECT_COUNT=1 git rebase -i $HEAD &&
 490         test $HEAD = $(git rev-parse HEAD^)
 491 '
 492
 493 test_expect_success '--continue tries to commit, even for "edit"' '
 494         parent=$(git rev-parse HEAD^) &&
 495         test_tick &&
 496         FAKE_LINES="edit 1" git rebase -i HEAD^ &&
 497         echo edited > file7 &&
 498         git add file7 &&
 499         FAKE_COMMIT_MESSAGE="chouette!" git rebase --continue &&
 500         test edited = $(git show HEAD:file7) &&
 501         git show HEAD | grep chouette &&
 502         test $parent = $(git rev-parse HEAD^)
 503 '
 504
 505 test_expect_success 'aborted --continue does not squash commits after "edit"' '
 506         old=$(git rev-parse HEAD) &&
 507         test_tick &&
 508         FAKE_LINES="edit 1" git rebase -i HEAD^ &&
 509         echo "edited again" > file7 &&
 510         git add file7 &&
 511         (
 512                 FAKE_COMMIT_MESSAGE=" " &&
 513                 export FAKE_COMMIT_MESSAGE &&
 514                 test_must_fail git rebase --continue
 515         ) &&
 516         test $old = $(git rev-parse HEAD) &&
 517         git rebase --abort
 518 '
 519
 520 test_expect_success 'auto-amend only edited commits after "edit"' '
 521         test_tick &&
 522         FAKE_LINES="edit 1" git rebase -i HEAD^ &&
 523         echo "edited again" > file7 &&
 524         git add file7 &&
 525         FAKE_COMMIT_MESSAGE="edited file7 again" git commit &&
 526         echo "and again" > file7 &&
 527         git add file7 &&
 528         test_tick &&
 529         (
 530                 FAKE_COMMIT_MESSAGE="and again" &&
 531                 export FAKE_COMMIT_MESSAGE &&
 532                 test_must_fail git rebase --continue
 533         ) &&
 534         git rebase --abort
 535 '
 536
 537 test_expect_success 'rebase a detached HEAD' '
 538         grandparent=$(git rev-parse HEAD~2) &&
 539         git checkout $(git rev-parse HEAD) &&
 540         test_tick &&
 541         FAKE_LINES="2 1" git rebase -i HEAD~2 &&
 542         test $grandparent = $(git rev-parse HEAD~2)
 543 '
 544
 545 test_expect_success 'rebase a commit violating pre-commit' '
 546
 547         mkdir -p .git/hooks &&
 548         PRE_COMMIT=.git/hooks/pre-commit &&
 549         echo "#!/bin/sh" > $PRE_COMMIT &&
 550         echo "test -z \"\$(git diff --cached --check)\"" >> $PRE_COMMIT &&
 551         chmod a+x $PRE_COMMIT &&
 552         echo "monde! " >> file1 &&
 553         test_tick &&
 554         test_must_fail git commit -m doesnt-verify file1 &&
 555         git commit -m doesnt-verify --no-verify file1 &&
 556         test_tick &&
 557         FAKE_LINES=2 git rebase -i HEAD~2
 558
 559 '
 560
 561 test_expect_success 'rebase with a file named HEAD in worktree' '
 562
 563         rm -fr .git/hooks &&
 564         git reset --hard &&
 565         git checkout -b branch3 A &&
 566
 567         (
 568                 GIT_AUTHOR_NAME="Squashed Away" &&
 569                 export GIT_AUTHOR_NAME &&
 570                 >HEAD &&
 571                 git add HEAD &&
 572                 git commit -m "Add head" &&
 573                 >BODY &&
 574                 git add BODY &&
 575                 git commit -m "Add body"
 576         ) &&
 577
 578         FAKE_LINES="1 squash 2" git rebase -i to-be-rebased &&
 579         test "$(git show -s --pretty=format:%an)" = "Squashed Away"
 580
 581 '
 582
 583 test_expect_success 'do "noop" when there is nothing to cherry-pick' '
 584
 585         git checkout -b branch4 HEAD &&
 586         GIT_EDITOR=: git commit --amend \
 587                 --author="Somebody else <somebody@else.com>"
 588         test $(git rev-parse branch3) != $(git rev-parse branch4) &&
 589         git rebase -i branch3 &&
 590         test $(git rev-parse branch3) = $(git rev-parse branch4)
 591
 592 '
 593
 594 test_expect_success 'submodule rebase setup' '
 595         git checkout A &&
 596         mkdir sub &&
 597         (
 598                 cd sub && git init && >elif &&
 599                 git add elif && git commit -m "submodule initial"
 600         ) &&
 601         echo 1 >file1 &&
 602         git add file1 sub
 603         test_tick &&
 604         git commit -m "One" &&
 605         echo 2 >file1 &&
 606         test_tick &&
 607         git commit -a -m "Two" &&
 608         (
 609                 cd sub && echo 3 >elif &&
 610                 git commit -a -m "submodule second"
 611         ) &&
 612         test_tick &&
 613         git commit -a -m "Three changes submodule"
 614 '
 615
 616 test_expect_success 'submodule rebase -i' '
 617         FAKE_LINES="1 squash 2 3" git rebase -i A
 618 '
 619
 620 test_expect_success 'avoid unnecessary reset' '
 621         git checkout master &&
 622         test-chmtime =123456789 file3 &&
 623         git update-index --refresh &&
 624         HEAD=$(git rev-parse HEAD) &&
 625         git rebase -i HEAD~4 &&
 626         test $HEAD = $(git rev-parse HEAD) &&
 627         MTIME=$(test-chmtime -v +0 file3 | sed 's/[^0-9].*$//') &&
 628         test 123456789 = $MTIME
 629 '
 630
 631 test_expect_success 'reword' '
 632         git checkout -b reword-branch master &&
 633         FAKE_LINES="1 2 3 reword 4" FAKE_COMMIT_MESSAGE="E changed" git rebase -i A &&
 634         git show HEAD | grep "E changed" &&
 635         test $(git rev-parse master) != $(git rev-parse HEAD) &&
 636         test $(git rev-parse master^) = $(git rev-parse HEAD^) &&
 637         FAKE_LINES="1 2 reword 3 4" FAKE_COMMIT_MESSAGE="D changed" git rebase -i A &&
 638         git show HEAD^ | grep "D changed" &&
 639         FAKE_LINES="reword 1 2 3 4" FAKE_COMMIT_MESSAGE="B changed" git rebase -i A &&
 640         git show HEAD~3 | grep "B changed" &&
 641         FAKE_LINES="1 reword 2 3 4" FAKE_COMMIT_MESSAGE="C changed" git rebase -i A &&
 642         git show HEAD~2 | grep "C changed"
 643 '
 644
 645 test_expect_success 'rebase -i can copy notes' '
 646         git config notes.rewrite.rebase true &&
 647         git config notes.rewriteRef "refs/notes/*" &&
 648         test_commit n1 &&
 649         test_commit n2 &&
 650         test_commit n3 &&
 651         git notes add -m"a note" n3 &&
 652         git rebase --onto n1 n2 &&
 653         test "a note" = "$(git notes show HEAD)"
 654 '
 655
 656 cat >expect <<EOF
 657 an earlier note
 658 a note
 659 EOF
 660
 661 test_expect_success 'rebase -i can copy notes over a fixup' '
 662         git reset --hard n3 &&
 663         git notes add -m"an earlier note" n2 &&
 664         GIT_NOTES_REWRITE_MODE=concatenate FAKE_LINES="1 fixup 2" git rebase -i n1 &&
 665         git notes show > output &&
 666         test_cmp expect output
 667 '
 668
 669 test_expect_success 'rebase while detaching HEAD' '
 670         git symbolic-ref HEAD &&
 671         grandparent=$(git rev-parse HEAD~2) &&
 672         test_tick &&
 673         FAKE_LINES="2 1" git rebase -i HEAD~2 HEAD^0 &&
 674         test $grandparent = $(git rev-parse HEAD~2) &&
 675         test_must_fail git symbolic-ref HEAD
 676 '
 677
 678 test_tick # Ensure that the rebased commits get a different timestamp.
 679 test_expect_success 'always cherry-pick with --no-ff' '
 680         git checkout no-ff-branch &&
 681         git tag original-no-ff-branch &&
 682         git rebase -i --no-ff A &&
 683         touch empty &&
 684         for p in 0 1 2
 685         do
 686                 test ! $(git rev-parse HEAD~$p) = $(git rev-parse original-no-ff-branch~$p) &&
 687                 git diff HEAD~$p original-no-ff-branch~$p > out &&
 688                 test_cmp empty out
 689         done &&
 690         test $(git rev-parse HEAD~3) = $(git rev-parse original-no-ff-branch~3) &&
 691         git diff HEAD~3 original-no-ff-branch~3 > out &&
 692         test_cmp empty out
 693 '
 694
 695 test_expect_success 'set up commits with funny messages' '
 696         git checkout -b funny A &&
 697         echo >>file1 &&
 698         test_tick &&
 699         git commit -a -m "end with slash\\" &&
 700         echo >>file1 &&
 701         test_tick &&
 702         git commit -a -m "something (\000) that looks like octal" &&
 703         echo >>file1 &&
 704         test_tick &&
 705         git commit -a -m "something (\n) that looks like a newline" &&
 706         echo >>file1 &&
 707         test_tick &&
 708         git commit -a -m "another commit"
 709 '
 710
 711 test_expect_success 'rebase-i history with funny messages' '
 712         git rev-list A..funny >expect &&
 713         test_tick &&
 714         FAKE_LINES="1 2 3 4" git rebase -i A &&
 715         git rev-list A.. >actual &&
 716         test_cmp expect actual
 717 '
 718
 719 test_done