Andrew's git - gitweb.git/blob - t/t3404-rebase-interactive.sh

   1#!/bin/sh
   2#
   3# Copyright (c) 2007 Johannes E. Schindelin
   4#
   5
   6test_description='git rebase interactive
   7
   8This test runs git rebase "interactively", by faking an edit, and verifies
   9that the result still makes sense.
  10'
  11. ./test-lib.sh
  12
  13. "$TEST_DIRECTORY"/lib-rebase.sh
  14
  15set_fake_editor
  16
  17# set up two branches like this:
  18#
  19# A - B - C - D - E
  20#   \
  21#     F - G - H
  22#       \
  23#         I
  24#
  25# where B, D and G touch the same file.
  26
  27test_expect_success 'setup' '
  28        : > file1 &&
  29        git add file1 &&
  30        test_tick &&
  31        git commit -m A &&
  32        git tag A &&
  33        echo 1 > file1 &&
  34        test_tick &&
  35        git commit -m B file1 &&
  36        : > file2 &&
  37        git add file2 &&
  38        test_tick &&
  39        git commit -m C &&
  40        echo 2 > file1 &&
  41        test_tick &&
  42        git commit -m D file1 &&
  43        : > file3 &&
  44        git add file3 &&
  45        test_tick &&
  46        git commit -m E &&
  47        git checkout -b branch1 A &&
  48        : > file4 &&
  49        git add file4 &&
  50        test_tick &&
  51        git commit -m F &&
  52        git tag F &&
  53        echo 3 > file1 &&
  54        test_tick &&
  55        git commit -m G file1 &&
  56        : > file5 &&
  57        git add file5 &&
  58        test_tick &&
  59        git commit -m H &&
  60        git checkout -b branch2 F &&
  61        : > file6 &&
  62        git add file6 &&
  63        test_tick &&
  64        git commit -m I &&
  65        git tag I
  66'
  67
  68test_expect_success 'no changes are a nop' '
  69        git rebase -i F &&
  70        test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch2" &&
  71        test $(git rev-parse I) = $(git rev-parse HEAD)
  72'
  73
  74test_expect_success 'test the [branch] option' '
  75        git checkout -b dead-end &&
  76        git rm file6 &&
  77        git commit -m "stop here" &&
  78        git rebase -i F branch2 &&
  79        test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch2" &&
  80        test $(git rev-parse I) = $(git rev-parse branch2) &&
  81        test $(git rev-parse I) = $(git rev-parse HEAD)
  82'
  83
  84test_expect_success 'test --onto <branch>' '
  85        git checkout -b test-onto branch2 &&
  86        git rebase -i --onto branch1 F &&
  87        test "$(git symbolic-ref -q HEAD)" = "refs/heads/test-onto" &&
  88        test $(git rev-parse HEAD^) = $(git rev-parse branch1) &&
  89        test $(git rev-parse I) = $(git rev-parse branch2)
  90'
  91
  92test_expect_success 'rebase on top of a non-conflicting commit' '
  93        git checkout branch1 &&
  94        git tag original-branch1 &&
  95        git rebase -i branch2 &&
  96        test file6 = $(git diff --name-only original-branch1) &&
  97        test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch1" &&
  98        test $(git rev-parse I) = $(git rev-parse branch2) &&
  99        test $(git rev-parse I) = $(git rev-parse HEAD~2)
 100'
 101
 102test_expect_success 'reflog for the branch shows state before rebase' '
 103        test $(git rev-parse branch1@{1}) = $(git rev-parse original-branch1)
 104'
 105
 106test_expect_success 'exchange two commits' '
 107        FAKE_LINES="2 1" git rebase -i HEAD~2 &&
 108        test H = $(git cat-file commit HEAD^ | sed -ne \$p) &&
 109        test G = $(git cat-file commit HEAD | sed -ne \$p)
 110'
 111
 112cat > expect << EOF
 113diff --git a/file1 b/file1
 114index e69de29..00750ed 100644
 115--- a/file1
 116+++ b/file1
 117@@ -0,0 +1 @@
 118+3
 119EOF
 120
 121cat > expect2 << EOF
 122<<<<<<< HEAD
 1232
 124=======
 1253
 126>>>>>>> b7ca976... G
 127EOF
 128
 129test_expect_success 'stop on conflicting pick' '
 130        git tag new-branch1 &&
 131        test_must_fail git rebase -i master &&
 132        test "$(git rev-parse HEAD~3)" = "$(git rev-parse master)" &&
 133        test_cmp expect .git/rebase-merge/patch &&
 134        test_cmp expect2 file1 &&
 135        test "$(git diff --name-status |
 136                sed -n -e "/^U/s/^U[^a-z]*//p")" = file1 &&
 137        test 4 = $(grep -v "^#" < .git/rebase-merge/done | wc -l) &&
 138        test 0 = $(grep -c "^[^#]" < .git/rebase-merge/git-rebase-todo)
 139'
 140
 141test_expect_success 'abort' '
 142        git rebase --abort &&
 143        test $(git rev-parse new-branch1) = $(git rev-parse HEAD) &&
 144        test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch1" &&
 145        ! test -d .git/rebase-merge
 146'
 147
 148test_expect_success 'retain authorship' '
 149        echo A > file7 &&
 150        git add file7 &&
 151        test_tick &&
 152        GIT_AUTHOR_NAME="Twerp Snog" git commit -m "different author" &&
 153        git tag twerp &&
 154        git rebase -i --onto master HEAD^ &&
 155        git show HEAD | grep "^Author: Twerp Snog"
 156'
 157
 158test_expect_success 'squash' '
 159        git reset --hard twerp &&
 160        echo B > file7 &&
 161        test_tick &&
 162        GIT_AUTHOR_NAME="Nitfol" git commit -m "nitfol" file7 &&
 163        echo "******************************" &&
 164        FAKE_LINES="1 squash 2" git rebase -i --onto master HEAD~2 &&
 165        test B = $(cat file7) &&
 166        test $(git rev-parse HEAD^) = $(git rev-parse master)
 167'
 168
 169test_expect_success 'retain authorship when squashing' '
 170        git show HEAD | grep "^Author: Twerp Snog"
 171'
 172
 173test_expect_success '-p handles "no changes" gracefully' '
 174        HEAD=$(git rev-parse HEAD) &&
 175        git rebase -i -p HEAD^ &&
 176        git update-index --refresh &&
 177        git diff-files --quiet &&
 178        git diff-index --quiet --cached HEAD -- &&
 179        test $HEAD = $(git rev-parse HEAD)
 180'
 181
 182test_expect_success 'preserve merges with -p' '
 183        git checkout -b to-be-preserved master^ &&
 184        : > unrelated-file &&
 185        git add unrelated-file &&
 186        test_tick &&
 187        git commit -m "unrelated" &&
 188        git checkout -b another-branch master &&
 189        echo B > file1 &&
 190        test_tick &&
 191        git commit -m J file1 &&
 192        test_tick &&
 193        git merge to-be-preserved &&
 194        echo C > file1 &&
 195        test_tick &&
 196        git commit -m K file1 &&
 197        echo D > file1 &&
 198        test_tick &&
 199        git commit -m L1 file1 &&
 200        git checkout HEAD^ &&
 201        echo 1 > unrelated-file &&
 202        test_tick &&
 203        git commit -m L2 unrelated-file &&
 204        test_tick &&
 205        git merge another-branch &&
 206        echo E > file1 &&
 207        test_tick &&
 208        git commit -m M file1 &&
 209        git checkout -b to-be-rebased &&
 210        test_tick &&
 211        git rebase -i -p --onto branch1 master &&
 212        git update-index --refresh &&
 213        git diff-files --quiet &&
 214        git diff-index --quiet --cached HEAD -- &&
 215        test $(git rev-parse HEAD~6) = $(git rev-parse branch1) &&
 216        test $(git rev-parse HEAD~4^2) = $(git rev-parse to-be-preserved) &&
 217        test $(git rev-parse HEAD^^2^) = $(git rev-parse HEAD^^^) &&
 218        test $(git show HEAD~5:file1) = B &&
 219        test $(git show HEAD~3:file1) = C &&
 220        test $(git show HEAD:file1) = E &&
 221        test $(git show HEAD:unrelated-file) = 1
 222'
 223
 224test_expect_success 'edit ancestor with -p' '
 225        FAKE_LINES="1 edit 2 3 4" git rebase -i -p HEAD~3 &&
 226        echo 2 > unrelated-file &&
 227        test_tick &&
 228        git commit -m L2-modified --amend unrelated-file &&
 229        git rebase --continue &&
 230        git update-index --refresh &&
 231        git diff-files --quiet &&
 232        git diff-index --quiet --cached HEAD -- &&
 233        test $(git show HEAD:unrelated-file) = 2
 234'
 235
 236test_expect_success '--continue tries to commit' '
 237        test_tick &&
 238        test_must_fail git rebase -i --onto new-branch1 HEAD^ &&
 239        echo resolved > file1 &&
 240        git add file1 &&
 241        FAKE_COMMIT_MESSAGE="chouette!" git rebase --continue &&
 242        test $(git rev-parse HEAD^) = $(git rev-parse new-branch1) &&
 243        git show HEAD | grep chouette
 244'
 245
 246test_expect_success 'verbose flag is heeded, even after --continue' '
 247        git reset --hard HEAD@{1} &&
 248        test_tick &&
 249        test_must_fail git rebase -v -i --onto new-branch1 HEAD^ &&
 250        echo resolved > file1 &&
 251        git add file1 &&
 252        git rebase --continue > output &&
 253        grep "^ file1 |    2 +-$" output
 254'
 255
 256test_expect_success 'multi-squash only fires up editor once' '
 257        base=$(git rev-parse HEAD~4) &&
 258        FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 squash 2 squash 3 squash 4" \
 259                git rebase -i $base &&
 260        test $base = $(git rev-parse HEAD^) &&
 261        test 1 = $(git show | grep ONCE | wc -l)
 262'
 263
 264test_expect_success 'squash works as expected' '
 265        for n in one two three four
 266        do
 267                echo $n >> file$n &&
 268                git add file$n &&
 269                git commit -m $n
 270        done &&
 271        one=$(git rev-parse HEAD~3) &&
 272        FAKE_LINES="1 squash 3 2" git rebase -i HEAD~3 &&
 273        test $one = $(git rev-parse HEAD~2)
 274'
 275
 276test_expect_success 'interrupted squash works as expected' '
 277        for n in one two three four
 278        do
 279                echo $n >> conflict &&
 280                git add conflict &&
 281                git commit -m $n
 282        done &&
 283        one=$(git rev-parse HEAD~3) &&
 284        (
 285                FAKE_LINES="1 squash 3 2" &&
 286                export FAKE_LINES &&
 287                test_must_fail git rebase -i HEAD~3
 288        ) &&
 289        (echo one; echo two; echo four) > conflict &&
 290        git add conflict &&
 291        test_must_fail git rebase --continue &&
 292        echo resolved > conflict &&
 293        git add conflict &&
 294        git rebase --continue &&
 295        test $one = $(git rev-parse HEAD~2)
 296'
 297
 298test_expect_success 'interrupted squash works as expected (case 2)' '
 299        for n in one two three four
 300        do
 301                echo $n >> conflict &&
 302                git add conflict &&
 303                git commit -m $n
 304        done &&
 305        one=$(git rev-parse HEAD~3) &&
 306        (
 307                FAKE_LINES="3 squash 1 2" &&
 308                export FAKE_LINES &&
 309                test_must_fail git rebase -i HEAD~3
 310        ) &&
 311        (echo one; echo four) > conflict &&
 312        git add conflict &&
 313        test_must_fail git rebase --continue &&
 314        (echo one; echo two; echo four) > conflict &&
 315        git add conflict &&
 316        test_must_fail git rebase --continue &&
 317        echo resolved > conflict &&
 318        git add conflict &&
 319        git rebase --continue &&
 320        test $one = $(git rev-parse HEAD~2)
 321'
 322
 323test_expect_success 'ignore patch if in upstream' '
 324        HEAD=$(git rev-parse HEAD) &&
 325        git checkout -b has-cherry-picked HEAD^ &&
 326        echo unrelated > file7 &&
 327        git add file7 &&
 328        test_tick &&
 329        git commit -m "unrelated change" &&
 330        git cherry-pick $HEAD &&
 331        EXPECT_COUNT=1 git rebase -i $HEAD &&
 332        test $HEAD = $(git rev-parse HEAD^)
 333'
 334
 335test_expect_success '--continue tries to commit, even for "edit"' '
 336        parent=$(git rev-parse HEAD^) &&
 337        test_tick &&
 338        FAKE_LINES="edit 1" git rebase -i HEAD^ &&
 339        echo edited > file7 &&
 340        git add file7 &&
 341        FAKE_COMMIT_MESSAGE="chouette!" git rebase --continue &&
 342        test edited = $(git show HEAD:file7) &&
 343        git show HEAD | grep chouette &&
 344        test $parent = $(git rev-parse HEAD^)
 345'
 346
 347test_expect_success 'aborted --continue does not squash commits after "edit"' '
 348        old=$(git rev-parse HEAD) &&
 349        test_tick &&
 350        FAKE_LINES="edit 1" git rebase -i HEAD^ &&
 351        echo "edited again" > file7 &&
 352        git add file7 &&
 353        (
 354                FAKE_COMMIT_MESSAGE=" " &&
 355                export FAKE_COMMIT_MESSAGE &&
 356                test_must_fail git rebase --continue
 357        ) &&
 358        test $old = $(git rev-parse HEAD) &&
 359        git rebase --abort
 360'
 361
 362test_expect_success 'auto-amend only edited commits after "edit"' '
 363        test_tick &&
 364        FAKE_LINES="edit 1" git rebase -i HEAD^ &&
 365        echo "edited again" > file7 &&
 366        git add file7 &&
 367        FAKE_COMMIT_MESSAGE="edited file7 again" git commit &&
 368        echo "and again" > file7 &&
 369        git add file7 &&
 370        test_tick &&
 371        (
 372                FAKE_COMMIT_MESSAGE="and again" &&
 373                export FAKE_COMMIT_MESSAGE &&
 374                test_must_fail git rebase --continue
 375        ) &&
 376        git rebase --abort
 377'
 378
 379test_expect_success 'rebase a detached HEAD' '
 380        grandparent=$(git rev-parse HEAD~2) &&
 381        git checkout $(git rev-parse HEAD) &&
 382        test_tick &&
 383        FAKE_LINES="2 1" git rebase -i HEAD~2 &&
 384        test $grandparent = $(git rev-parse HEAD~2)
 385'
 386
 387test_expect_success 'rebase a commit violating pre-commit' '
 388
 389        mkdir -p .git/hooks &&
 390        PRE_COMMIT=.git/hooks/pre-commit &&
 391        echo "#!/bin/sh" > $PRE_COMMIT &&
 392        echo "test -z \"\$(git diff --cached --check)\"" >> $PRE_COMMIT &&
 393        chmod a+x $PRE_COMMIT &&
 394        echo "monde! " >> file1 &&
 395        test_tick &&
 396        test_must_fail git commit -m doesnt-verify file1 &&
 397        git commit -m doesnt-verify --no-verify file1 &&
 398        test_tick &&
 399        FAKE_LINES=2 git rebase -i HEAD~2
 400
 401'
 402
 403test_expect_success 'rebase with a file named HEAD in worktree' '
 404
 405        rm -fr .git/hooks &&
 406        git reset --hard &&
 407        git checkout -b branch3 A &&
 408
 409        (
 410                GIT_AUTHOR_NAME="Squashed Away" &&
 411                export GIT_AUTHOR_NAME &&
 412                >HEAD &&
 413                git add HEAD &&
 414                git commit -m "Add head" &&
 415                >BODY &&
 416                git add BODY &&
 417                git commit -m "Add body"
 418        ) &&
 419
 420        FAKE_LINES="1 squash 2" git rebase -i to-be-rebased &&
 421        test "$(git show -s --pretty=format:%an)" = "Squashed Away"
 422
 423'
 424
 425test_expect_success 'do "noop" when there is nothing to cherry-pick' '
 426
 427        git checkout -b branch4 HEAD &&
 428        GIT_EDITOR=: git commit --amend \
 429                --author="Somebody else <somebody@else.com>" 
 430        test $(git rev-parse branch3) != $(git rev-parse branch4) &&
 431        git rebase -i branch3 &&
 432        test $(git rev-parse branch3) = $(git rev-parse branch4)
 433
 434'
 435
 436test_expect_success 'submodule rebase setup' '
 437        git checkout A &&
 438        mkdir sub &&
 439        (
 440                cd sub && git init && >elif &&
 441                git add elif && git commit -m "submodule initial"
 442        ) &&
 443        echo 1 >file1 &&
 444        git add file1 sub
 445        test_tick &&
 446        git commit -m "One" &&
 447        echo 2 >file1 &&
 448        test_tick &&
 449        git commit -a -m "Two" &&
 450        (
 451                cd sub && echo 3 >elif &&
 452                git commit -a -m "submodule second"
 453        ) &&
 454        test_tick &&
 455        git commit -a -m "Three changes submodule"
 456'
 457
 458test_expect_success 'submodule rebase -i' '
 459        FAKE_LINES="1 squash 2 3" git rebase -i A
 460'
 461
 462test_expect_success 'avoid unnecessary reset' '
 463        git checkout master &&
 464        test-chmtime =123456789 file3 &&
 465        git update-index --refresh &&
 466        HEAD=$(git rev-parse HEAD) &&
 467        git rebase -i HEAD~4 &&
 468        test $HEAD = $(git rev-parse HEAD) &&
 469        MTIME=$(test-chmtime -v +0 file3 | sed 's/[^0-9].*$//') &&
 470        test 123456789 = $MTIME
 471'
 472
 473test_done