diff options
Diffstat (limited to 't/t3404-rebase-interactive.sh')
| -rwxr-xr-x | t/t3404-rebase-interactive.sh | 727 |
1 files changed, 727 insertions, 0 deletions
diff --git a/t/t3404-rebase-interactive.sh b/t/t3404-rebase-interactive.sh new file mode 100755 index 0000000000..b981572d73 --- /dev/null +++ b/t/t3404-rebase-interactive.sh @@ -0,0 +1,727 @@ +#!/bin/sh +# +# Copyright (c) 2007 Johannes E. Schindelin +# + +test_description='git rebase interactive + +This test runs git rebase "interactively", by faking an edit, and verifies +that the result still makes sense. + +Initial setup: + + one - two - three - four (conflict-branch) + / + A - B - C - D - E (master) + | \ + | F - G - H (branch1) + | \ + |\ I (branch2) + | \ + | J - K - L - M (no-conflict-branch) + \ + N - O - P (no-ff-branch) + + where A, B, D and G all touch file1, and one, two, three, four all + touch file "conflict". +' +. ./test-lib.sh + +. "$TEST_DIRECTORY"/lib-rebase.sh + +test_cmp_rev () { + git rev-parse --verify "$1" >expect.rev && + git rev-parse --verify "$2" >actual.rev && + test_cmp expect.rev actual.rev +} + +set_fake_editor + +# WARNING: Modifications to the initial repository can change the SHA ID used +# in the expect2 file for the 'stop on conflicting pick' test. + +test_expect_success 'setup' ' + test_commit A file1 && + test_commit B file1 && + test_commit C file2 && + test_commit D file1 && + test_commit E file3 && + git checkout -b branch1 A && + test_commit F file4 && + test_commit G file1 && + test_commit H file5 && + git checkout -b branch2 F && + test_commit I file6 && + git checkout -b conflict-branch A && + test_commit one conflict && + test_commit two conflict && + test_commit three conflict && + test_commit four conflict && + git checkout -b no-conflict-branch A && + test_commit J fileJ && + test_commit K fileK && + test_commit L fileL && + test_commit M fileM && + git checkout -b no-ff-branch A && + test_commit N fileN && + test_commit O fileO && + test_commit P fileP +' + +# "exec" commands are ran with the user shell by default, but this may +# be non-POSIX. For example, if SHELL=zsh then ">file" doesn't work +# to create a file. Unseting SHELL avoids such non-portable behavior +# in tests. It must be exported for it to take effect where needed. +SHELL= +export SHELL + +test_expect_success 'rebase -i with the exec command' ' + git checkout master && + ( + FAKE_LINES="1 exec_>touch-one + 2 exec_>touch-two exec_false exec_>touch-three + 3 4 exec_>\"touch-file__name_with_spaces\";_>touch-after-semicolon 5" && + export FAKE_LINES && + test_must_fail git rebase -i A + ) && + test_path_is_file touch-one && + test_path_is_file touch-two && + test_path_is_missing touch-three " (should have stopped before)" && + test_cmp_rev C HEAD && + git rebase --continue && + test_path_is_file touch-three && + test_path_is_file "touch-file name with spaces" && + test_path_is_file touch-after-semicolon && + test_cmp_rev master HEAD && + rm -f touch-* +' + +test_expect_success 'rebase -i with the exec command runs from tree root' ' + git checkout master && + mkdir subdir && (cd subdir && + FAKE_LINES="1 exec_>touch-subdir" \ + git rebase -i HEAD^ + ) && + test_path_is_file touch-subdir && + rm -fr subdir +' + +test_expect_success 'rebase -i with the exec command checks tree cleanness' ' + git checkout master && + ( + FAKE_LINES="exec_echo_foo_>file1 1" && + export FAKE_LINES && + test_must_fail git rebase -i HEAD^ + ) && + test_cmp_rev master^ HEAD && + git reset --hard && + git rebase --continue +' + +test_expect_success 'no changes are a nop' ' + git checkout branch2 && + git rebase -i F && + test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch2" && + test $(git rev-parse I) = $(git rev-parse HEAD) +' + +test_expect_success 'test the [branch] option' ' + git checkout -b dead-end && + git rm file6 && + git commit -m "stop here" && + git rebase -i F branch2 && + test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch2" && + test $(git rev-parse I) = $(git rev-parse branch2) && + test $(git rev-parse I) = $(git rev-parse HEAD) +' + +test_expect_success 'test --onto <branch>' ' + git checkout -b test-onto branch2 && + git rebase -i --onto branch1 F && + test "$(git symbolic-ref -q HEAD)" = "refs/heads/test-onto" && + test $(git rev-parse HEAD^) = $(git rev-parse branch1) && + test $(git rev-parse I) = $(git rev-parse branch2) +' + +test_expect_success 'rebase on top of a non-conflicting commit' ' + git checkout branch1 && + git tag original-branch1 && + git rebase -i branch2 && + test file6 = $(git diff --name-only original-branch1) && + test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch1" && + test $(git rev-parse I) = $(git rev-parse branch2) && + test $(git rev-parse I) = $(git rev-parse HEAD~2) +' + +test_expect_success 'reflog for the branch shows state before rebase' ' + test $(git rev-parse branch1@{1}) = $(git rev-parse original-branch1) +' + +test_expect_success 'exchange two commits' ' + FAKE_LINES="2 1" git rebase -i HEAD~2 && + test H = $(git cat-file commit HEAD^ | sed -ne \$p) && + test G = $(git cat-file commit HEAD | sed -ne \$p) +' + +cat > expect << EOF +diff --git a/file1 b/file1 +index f70f10e..fd79235 100644 +--- a/file1 ++++ b/file1 +@@ -1 +1 @@ +-A ++G +EOF + +cat > expect2 << EOF +<<<<<<< HEAD +D +======= +G +>>>>>>> 5d18e54... G +EOF + +test_expect_success 'stop on conflicting pick' ' + git tag new-branch1 && + test_must_fail git rebase -i master && + test "$(git rev-parse HEAD~3)" = "$(git rev-parse master)" && + test_cmp expect .git/rebase-merge/patch && + test_cmp expect2 file1 && + test "$(git diff --name-status | + sed -n -e "/^U/s/^U[^a-z]*//p")" = file1 && + test 4 = $(grep -v "^#" < .git/rebase-merge/done | wc -l) && + test 0 = $(grep -c "^[^#]" < .git/rebase-merge/git-rebase-todo) +' + +test_expect_success 'abort' ' + git rebase --abort && + test $(git rev-parse new-branch1) = $(git rev-parse HEAD) && + test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch1" && + test_path_is_missing .git/rebase-merge +' + +test_expect_success 'abort with error when new base cannot be checked out' ' + git rm --cached file1 && + git commit -m "remove file in base" && + test_must_fail git rebase -i master > output 2>&1 && + grep "The following untracked working tree files would be overwritten by checkout:" \ + output && + grep "file1" output && + test_path_is_missing .git/rebase-merge && + git reset --hard HEAD^ +' + +test_expect_success 'retain authorship' ' + echo A > file7 && + git add file7 && + test_tick && + GIT_AUTHOR_NAME="Twerp Snog" git commit -m "different author" && + git tag twerp && + git rebase -i --onto master HEAD^ && + git show HEAD | grep "^Author: Twerp Snog" +' + +test_expect_success 'squash' ' + git reset --hard twerp && + echo B > file7 && + test_tick && + GIT_AUTHOR_NAME="Nitfol" git commit -m "nitfol" file7 && + echo "******************************" && + FAKE_LINES="1 squash 2" EXPECT_HEADER_COUNT=2 \ + git rebase -i --onto master HEAD~2 && + test B = $(cat file7) && + test $(git rev-parse HEAD^) = $(git rev-parse master) +' + +test_expect_success 'retain authorship when squashing' ' + git show HEAD | grep "^Author: Twerp Snog" +' + +test_expect_success '-p handles "no changes" gracefully' ' + HEAD=$(git rev-parse HEAD) && + git rebase -i -p HEAD^ && + git update-index --refresh && + git diff-files --quiet && + git diff-index --quiet --cached HEAD -- && + test $HEAD = $(git rev-parse HEAD) +' + +test_expect_failure 'exchange two commits with -p' ' + FAKE_LINES="2 1" git rebase -i -p HEAD~2 && + test H = $(git cat-file commit HEAD^ | sed -ne \$p) && + test G = $(git cat-file commit HEAD | sed -ne \$p) +' + +test_expect_success 'preserve merges with -p' ' + git checkout -b to-be-preserved master^ && + : > unrelated-file && + git add unrelated-file && + test_tick && + git commit -m "unrelated" && + git checkout -b another-branch master && + echo B > file1 && + test_tick && + git commit -m J file1 && + test_tick && + git merge to-be-preserved && + echo C > file1 && + test_tick && + git commit -m K file1 && + echo D > file1 && + test_tick && + git commit -m L1 file1 && + git checkout HEAD^ && + echo 1 > unrelated-file && + test_tick && + git commit -m L2 unrelated-file && + test_tick && + git merge another-branch && + echo E > file1 && + test_tick && + git commit -m M file1 && + git checkout -b to-be-rebased && + test_tick && + git rebase -i -p --onto branch1 master && + git update-index --refresh && + git diff-files --quiet && + git diff-index --quiet --cached HEAD -- && + test $(git rev-parse HEAD~6) = $(git rev-parse branch1) && + test $(git rev-parse HEAD~4^2) = $(git rev-parse to-be-preserved) && + test $(git rev-parse HEAD^^2^) = $(git rev-parse HEAD^^^) && + test $(git show HEAD~5:file1) = B && + test $(git show HEAD~3:file1) = C && + test $(git show HEAD:file1) = E && + test $(git show HEAD:unrelated-file) = 1 +' + +test_expect_success 'edit ancestor with -p' ' + FAKE_LINES="1 2 edit 3 4" git rebase -i -p HEAD~3 && + echo 2 > unrelated-file && + test_tick && + git commit -m L2-modified --amend unrelated-file && + git rebase --continue && + git update-index --refresh && + git diff-files --quiet && + git diff-index --quiet --cached HEAD -- && + test $(git show HEAD:unrelated-file) = 2 +' + +test_expect_success '--continue tries to commit' ' + test_tick && + test_must_fail git rebase -i --onto new-branch1 HEAD^ && + echo resolved > file1 && + git add file1 && + FAKE_COMMIT_MESSAGE="chouette!" git rebase --continue && + test $(git rev-parse HEAD^) = $(git rev-parse new-branch1) && + git show HEAD | grep chouette +' + +test_expect_success 'verbose flag is heeded, even after --continue' ' + git reset --hard master@{1} && + test_tick && + test_must_fail git rebase -v -i --onto new-branch1 HEAD^ && + echo resolved > file1 && + git add file1 && + git rebase --continue > output && + grep "^ file1 | 2 +-$" output +' + +test_expect_success 'multi-squash only fires up editor once' ' + base=$(git rev-parse HEAD~4) && + FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 squash 2 squash 3 squash 4" \ + EXPECT_HEADER_COUNT=4 \ + git rebase -i $base && + test $base = $(git rev-parse HEAD^) && + test 1 = $(git show | grep ONCE | wc -l) +' + +test_expect_success 'multi-fixup does not fire up editor' ' + git checkout -b multi-fixup E && + base=$(git rev-parse HEAD~4) && + FAKE_COMMIT_AMEND="NEVER" FAKE_LINES="1 fixup 2 fixup 3 fixup 4" \ + git rebase -i $base && + test $base = $(git rev-parse HEAD^) && + test 0 = $(git show | grep NEVER | wc -l) && + git checkout to-be-rebased && + git branch -D multi-fixup +' + +test_expect_success 'commit message used after conflict' ' + git checkout -b conflict-fixup conflict-branch && + base=$(git rev-parse HEAD~4) && + ( + FAKE_LINES="1 fixup 3 fixup 4" && + export FAKE_LINES && + test_must_fail git rebase -i $base + ) && + echo three > conflict && + git add conflict && + FAKE_COMMIT_AMEND="ONCE" EXPECT_HEADER_COUNT=2 \ + git rebase --continue && + test $base = $(git rev-parse HEAD^) && + test 1 = $(git show | grep ONCE | wc -l) && + git checkout to-be-rebased && + git branch -D conflict-fixup +' + +test_expect_success 'commit message retained after conflict' ' + git checkout -b conflict-squash conflict-branch && + base=$(git rev-parse HEAD~4) && + ( + FAKE_LINES="1 fixup 3 squash 4" && + export FAKE_LINES && + test_must_fail git rebase -i $base + ) && + echo three > conflict && + git add conflict && + FAKE_COMMIT_AMEND="TWICE" EXPECT_HEADER_COUNT=2 \ + git rebase --continue && + test $base = $(git rev-parse HEAD^) && + test 2 = $(git show | grep TWICE | wc -l) && + git checkout to-be-rebased && + git branch -D conflict-squash +' + +cat > expect-squash-fixup << EOF +B + +D + +ONCE +EOF + +test_expect_success 'squash and fixup generate correct log messages' ' + git checkout -b squash-fixup E && + base=$(git rev-parse HEAD~4) && + FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 fixup 2 squash 3 fixup 4" \ + EXPECT_HEADER_COUNT=4 \ + git rebase -i $base && + git cat-file commit HEAD | sed -e 1,/^\$/d > actual-squash-fixup && + test_cmp expect-squash-fixup actual-squash-fixup && + git checkout to-be-rebased && + git branch -D squash-fixup +' + +test_expect_success 'squash ignores comments' ' + git checkout -b skip-comments E && + base=$(git rev-parse HEAD~4) && + FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="# 1 # squash 2 # squash 3 # squash 4 #" \ + EXPECT_HEADER_COUNT=4 \ + git rebase -i $base && + test $base = $(git rev-parse HEAD^) && + test 1 = $(git show | grep ONCE | wc -l) && + git checkout to-be-rebased && + git branch -D skip-comments +' + +test_expect_success 'squash ignores blank lines' ' + git checkout -b skip-blank-lines E && + base=$(git rev-parse HEAD~4) && + FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="> 1 > squash 2 > squash 3 > squash 4 >" \ + EXPECT_HEADER_COUNT=4 \ + git rebase -i $base && + test $base = $(git rev-parse HEAD^) && + test 1 = $(git show | grep ONCE | wc -l) && + git checkout to-be-rebased && + git branch -D skip-blank-lines +' + +test_expect_success 'squash works as expected' ' + git checkout -b squash-works no-conflict-branch && + one=$(git rev-parse HEAD~3) && + FAKE_LINES="1 squash 3 2" EXPECT_HEADER_COUNT=2 \ + git rebase -i HEAD~3 && + test $one = $(git rev-parse HEAD~2) +' + +test_expect_success 'interrupted squash works as expected' ' + git checkout -b interrupted-squash conflict-branch && + one=$(git rev-parse HEAD~3) && + ( + FAKE_LINES="1 squash 3 2" && + export FAKE_LINES && + test_must_fail git rebase -i HEAD~3 + ) && + (echo one; echo two; echo four) > conflict && + git add conflict && + test_must_fail git rebase --continue && + echo resolved > conflict && + git add conflict && + git rebase --continue && + test $one = $(git rev-parse HEAD~2) +' + +test_expect_success 'interrupted squash works as expected (case 2)' ' + git checkout -b interrupted-squash2 conflict-branch && + one=$(git rev-parse HEAD~3) && + ( + FAKE_LINES="3 squash 1 2" && + export FAKE_LINES && + test_must_fail git rebase -i HEAD~3 + ) && + (echo one; echo four) > conflict && + git add conflict && + test_must_fail git rebase --continue && + (echo one; echo two; echo four) > conflict && + git add conflict && + test_must_fail git rebase --continue && + echo resolved > conflict && + git add conflict && + git rebase --continue && + test $one = $(git rev-parse HEAD~2) +' + +test_expect_success 'ignore patch if in upstream' ' + HEAD=$(git rev-parse HEAD) && + git checkout -b has-cherry-picked HEAD^ && + echo unrelated > file7 && + git add file7 && + test_tick && + git commit -m "unrelated change" && + git cherry-pick $HEAD && + EXPECT_COUNT=1 git rebase -i $HEAD && + test $HEAD = $(git rev-parse HEAD^) +' + +test_expect_success '--continue tries to commit, even for "edit"' ' + parent=$(git rev-parse HEAD^) && + test_tick && + FAKE_LINES="edit 1" git rebase -i HEAD^ && + echo edited > file7 && + git add file7 && + FAKE_COMMIT_MESSAGE="chouette!" git rebase --continue && + test edited = $(git show HEAD:file7) && + git show HEAD | grep chouette && + test $parent = $(git rev-parse HEAD^) +' + +test_expect_success 'aborted --continue does not squash commits after "edit"' ' + old=$(git rev-parse HEAD) && + test_tick && + FAKE_LINES="edit 1" git rebase -i HEAD^ && + echo "edited again" > file7 && + git add file7 && + ( + FAKE_COMMIT_MESSAGE=" " && + export FAKE_COMMIT_MESSAGE && + test_must_fail git rebase --continue + ) && + test $old = $(git rev-parse HEAD) && + git rebase --abort +' + +test_expect_success 'auto-amend only edited commits after "edit"' ' + test_tick && + FAKE_LINES="edit 1" git rebase -i HEAD^ && + echo "edited again" > file7 && + git add file7 && + FAKE_COMMIT_MESSAGE="edited file7 again" git commit && + echo "and again" > file7 && + git add file7 && + test_tick && + ( + FAKE_COMMIT_MESSAGE="and again" && + export FAKE_COMMIT_MESSAGE && + test_must_fail git rebase --continue + ) && + git rebase --abort +' + +test_expect_success 'clean error after failed "exec"' ' + test_tick && + test_when_finished "git rebase --abort || :" && + ( + FAKE_LINES="1 exec_false" && + export FAKE_LINES && + test_must_fail git rebase -i HEAD^ + ) && + echo "edited again" > file7 && + git add file7 && + test_must_fail git rebase --continue 2>error && + grep "You have staged changes in your working tree." error +' + +test_expect_success 'rebase a detached HEAD' ' + grandparent=$(git rev-parse HEAD~2) && + git checkout $(git rev-parse HEAD) && + test_tick && + FAKE_LINES="2 1" git rebase -i HEAD~2 && + test $grandparent = $(git rev-parse HEAD~2) +' + +test_expect_success 'rebase a commit violating pre-commit' ' + + mkdir -p .git/hooks && + PRE_COMMIT=.git/hooks/pre-commit && + echo "#!/bin/sh" > $PRE_COMMIT && + echo "test -z \"\$(git diff --cached --check)\"" >> $PRE_COMMIT && + chmod a+x $PRE_COMMIT && + echo "monde! " >> file1 && + test_tick && + test_must_fail git commit -m doesnt-verify file1 && + git commit -m doesnt-verify --no-verify file1 && + test_tick && + FAKE_LINES=2 git rebase -i HEAD~2 + +' + +test_expect_success 'rebase with a file named HEAD in worktree' ' + + rm -fr .git/hooks && + git reset --hard && + git checkout -b branch3 A && + + ( + GIT_AUTHOR_NAME="Squashed Away" && + export GIT_AUTHOR_NAME && + >HEAD && + git add HEAD && + git commit -m "Add head" && + >BODY && + git add BODY && + git commit -m "Add body" + ) && + + FAKE_LINES="1 squash 2" git rebase -i to-be-rebased && + test "$(git show -s --pretty=format:%an)" = "Squashed Away" + +' + +test_expect_success 'do "noop" when there is nothing to cherry-pick' ' + + git checkout -b branch4 HEAD && + GIT_EDITOR=: git commit --amend \ + --author="Somebody else <somebody@else.com>" && + test $(git rev-parse branch3) != $(git rev-parse branch4) && + git rebase -i branch3 && + test $(git rev-parse branch3) = $(git rev-parse branch4) + +' + +test_expect_success 'submodule rebase setup' ' + git checkout A && + mkdir sub && + ( + cd sub && git init && >elif && + git add elif && git commit -m "submodule initial" + ) && + echo 1 >file1 && + git add file1 sub && + test_tick && + git commit -m "One" && + echo 2 >file1 && + test_tick && + git commit -a -m "Two" && + ( + cd sub && echo 3 >elif && + git commit -a -m "submodule second" + ) && + test_tick && + git commit -a -m "Three changes submodule" +' + +test_expect_success 'submodule rebase -i' ' + FAKE_LINES="1 squash 2 3" git rebase -i A +' + +test_expect_success 'avoid unnecessary reset' ' + git checkout master && + test-chmtime =123456789 file3 && + git update-index --refresh && + HEAD=$(git rev-parse HEAD) && + git rebase -i HEAD~4 && + test $HEAD = $(git rev-parse HEAD) && + MTIME=$(test-chmtime -v +0 file3 | sed 's/[^0-9].*$//') && + test 123456789 = $MTIME +' + +test_expect_success 'reword' ' + git checkout -b reword-branch master && + FAKE_LINES="1 2 3 reword 4" FAKE_COMMIT_MESSAGE="E changed" git rebase -i A && + git show HEAD | grep "E changed" && + test $(git rev-parse master) != $(git rev-parse HEAD) && + test $(git rev-parse master^) = $(git rev-parse HEAD^) && + FAKE_LINES="1 2 reword 3 4" FAKE_COMMIT_MESSAGE="D changed" git rebase -i A && + git show HEAD^ | grep "D changed" && + FAKE_LINES="reword 1 2 3 4" FAKE_COMMIT_MESSAGE="B changed" git rebase -i A && + git show HEAD~3 | grep "B changed" && + FAKE_LINES="1 reword 2 3 4" FAKE_COMMIT_MESSAGE="C changed" git rebase -i A && + git show HEAD~2 | grep "C changed" +' + +test_expect_success 'rebase -i can copy notes' ' + git config notes.rewrite.rebase true && + git config notes.rewriteRef "refs/notes/*" && + test_commit n1 && + test_commit n2 && + test_commit n3 && + git notes add -m"a note" n3 && + git rebase --onto n1 n2 && + test "a note" = "$(git notes show HEAD)" +' + +cat >expect <<EOF +an earlier note + +a note +EOF + +test_expect_success 'rebase -i can copy notes over a fixup' ' + git reset --hard n3 && + git notes add -m"an earlier note" n2 && + GIT_NOTES_REWRITE_MODE=concatenate FAKE_LINES="1 fixup 2" git rebase -i n1 && + git notes show > output && + test_cmp expect output +' + +test_expect_success 'rebase while detaching HEAD' ' + git symbolic-ref HEAD && + grandparent=$(git rev-parse HEAD~2) && + test_tick && + FAKE_LINES="2 1" git rebase -i HEAD~2 HEAD^0 && + test $grandparent = $(git rev-parse HEAD~2) && + test_must_fail git symbolic-ref HEAD +' + +test_tick # Ensure that the rebased commits get a different timestamp. +test_expect_success 'always cherry-pick with --no-ff' ' + git checkout no-ff-branch && + git tag original-no-ff-branch && + git rebase -i --no-ff A && + touch empty && + for p in 0 1 2 + do + test ! $(git rev-parse HEAD~$p) = $(git rev-parse original-no-ff-branch~$p) && + git diff HEAD~$p original-no-ff-branch~$p > out && + test_cmp empty out + done && + test $(git rev-parse HEAD~3) = $(git rev-parse original-no-ff-branch~3) && + git diff HEAD~3 original-no-ff-branch~3 > out && + test_cmp empty out +' + +test_expect_success 'set up commits with funny messages' ' + git checkout -b funny A && + echo >>file1 && + test_tick && + git commit -a -m "end with slash\\" && + echo >>file1 && + test_tick && + git commit -a -m "something (\000) that looks like octal" && + echo >>file1 && + test_tick && + git commit -a -m "something (\n) that looks like a newline" && + echo >>file1 && + test_tick && + git commit -a -m "another commit" +' + +test_expect_success 'rebase-i history with funny messages' ' + git rev-list A..funny >expect && + test_tick && + FAKE_LINES="1 2 3 4" git rebase -i A && + git rev-list A.. >actual && + test_cmp expect actual +' + +test_done |