3 # Copyright (c) 2007 Johannes E. Schindelin
6 test_description='git rebase interactive
8 This test runs git rebase "interactively", by faking an edit, and verifies
9 that the result still makes sense.
13 . "$TEST_DIRECTORY"/lib-rebase.sh
17 # set up two branches like this:
19 # A - B - C - D - E (master)
25 # where A, B, D and G touch the same file.
27 test_expect_success 'setup' '
28 test_commit A file1 &&
29 test_commit B file1 &&
30 test_commit C file2 &&
31 test_commit D file1 &&
32 test_commit E file3 &&
33 git checkout -b branch1 A &&
34 test_commit F file4 &&
35 test_commit G file1 &&
36 test_commit H file5 &&
37 git checkout -b branch2 F &&
41 test_expect_success 'no changes are a nop' '
43 test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch2" &&
44 test $(git rev-parse I) = $(git rev-parse HEAD)
47 test_expect_success 'test the [branch] option' '
48 git checkout -b dead-end &&
50 git commit -m "stop here" &&
51 git rebase -i F branch2 &&
52 test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch2" &&
53 test $(git rev-parse I) = $(git rev-parse branch2) &&
54 test $(git rev-parse I) = $(git rev-parse HEAD)
57 test_expect_success 'test --onto <branch>' '
58 git checkout -b test-onto branch2 &&
59 git rebase -i --onto branch1 F &&
60 test "$(git symbolic-ref -q HEAD)" = "refs/heads/test-onto" &&
61 test $(git rev-parse HEAD^) = $(git rev-parse branch1) &&
62 test $(git rev-parse I) = $(git rev-parse branch2)
65 test_expect_success 'rebase on top of a non-conflicting commit' '
66 git checkout branch1 &&
67 git tag original-branch1 &&
68 git rebase -i branch2 &&
69 test file6 = $(git diff --name-only original-branch1) &&
70 test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch1" &&
71 test $(git rev-parse I) = $(git rev-parse branch2) &&
72 test $(git rev-parse I) = $(git rev-parse HEAD~2)
75 test_expect_success 'reflog for the branch shows state before rebase' '
76 test $(git rev-parse branch1@{1}) = $(git rev-parse original-branch1)
79 test_expect_success 'exchange two commits' '
80 FAKE_LINES="2 1" git rebase -i HEAD~2 &&
81 test H = $(git cat-file commit HEAD^ | sed -ne \$p) &&
82 test G = $(git cat-file commit HEAD | sed -ne \$p)
86 diff --git a/file1 b/file1
87 index f70f10e..fd79235 100644
103 test_expect_success 'stop on conflicting pick' '
104 git tag new-branch1 &&
105 test_must_fail git rebase -i master &&
106 test "$(git rev-parse HEAD~3)" = "$(git rev-parse master)" &&
107 test_cmp expect .git/rebase-merge/patch &&
108 test_cmp expect2 file1 &&
109 test "$(git diff --name-status |
110 sed -n -e "/^U/s/^U[^a-z]*//p")" = file1 &&
111 test 4 = $(grep -v "^#" < .git/rebase-merge/done | wc -l) &&
112 test 0 = $(grep -c "^[^#]" < .git/rebase-merge/git-rebase-todo)
115 test_expect_success 'abort' '
116 git rebase --abort &&
117 test $(git rev-parse new-branch1) = $(git rev-parse HEAD) &&
118 test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch1" &&
119 ! test -d .git/rebase-merge
122 test_expect_success 'retain authorship' '
126 GIT_AUTHOR_NAME="Twerp Snog" git commit -m "different author" &&
128 git rebase -i --onto master HEAD^ &&
129 git show HEAD | grep "^Author: Twerp Snog"
132 test_expect_success 'squash' '
133 git reset --hard twerp &&
136 GIT_AUTHOR_NAME="Nitfol" git commit -m "nitfol" file7 &&
137 echo "******************************" &&
138 FAKE_LINES="1 squash 2" EXPECT_HEADER_COUNT=two \
139 git rebase -i --onto master HEAD~2 &&
140 test B = $(cat file7) &&
141 test $(git rev-parse HEAD^) = $(git rev-parse master)
144 test_expect_success 'retain authorship when squashing' '
145 git show HEAD | grep "^Author: Twerp Snog"
148 test_expect_success '-p handles "no changes" gracefully' '
149 HEAD=$(git rev-parse HEAD) &&
150 git rebase -i -p HEAD^ &&
151 git update-index --refresh &&
152 git diff-files --quiet &&
153 git diff-index --quiet --cached HEAD -- &&
154 test $HEAD = $(git rev-parse HEAD)
157 test_expect_success 'preserve merges with -p' '
158 git checkout -b to-be-preserved master^ &&
159 : > unrelated-file &&
160 git add unrelated-file &&
162 git commit -m "unrelated" &&
163 git checkout -b another-branch master &&
166 git commit -m J file1 &&
168 git merge to-be-preserved &&
171 git commit -m K file1 &&
174 git commit -m L1 file1 &&
175 git checkout HEAD^ &&
176 echo 1 > unrelated-file &&
178 git commit -m L2 unrelated-file &&
180 git merge another-branch &&
183 git commit -m M file1 &&
184 git checkout -b to-be-rebased &&
186 git rebase -i -p --onto branch1 master &&
187 git update-index --refresh &&
188 git diff-files --quiet &&
189 git diff-index --quiet --cached HEAD -- &&
190 test $(git rev-parse HEAD~6) = $(git rev-parse branch1) &&
191 test $(git rev-parse HEAD~4^2) = $(git rev-parse to-be-preserved) &&
192 test $(git rev-parse HEAD^^2^) = $(git rev-parse HEAD^^^) &&
193 test $(git show HEAD~5:file1) = B &&
194 test $(git show HEAD~3:file1) = C &&
195 test $(git show HEAD:file1) = E &&
196 test $(git show HEAD:unrelated-file) = 1
199 test_expect_success 'edit ancestor with -p' '
200 FAKE_LINES="1 edit 2 3 4" git rebase -i -p HEAD~3 &&
201 echo 2 > unrelated-file &&
203 git commit -m L2-modified --amend unrelated-file &&
204 git rebase --continue &&
205 git update-index --refresh &&
206 git diff-files --quiet &&
207 git diff-index --quiet --cached HEAD -- &&
208 test $(git show HEAD:unrelated-file) = 2
211 test_expect_success '--continue tries to commit' '
213 test_must_fail git rebase -i --onto new-branch1 HEAD^ &&
214 echo resolved > file1 &&
216 FAKE_COMMIT_MESSAGE="chouette!" git rebase --continue &&
217 test $(git rev-parse HEAD^) = $(git rev-parse new-branch1) &&
218 git show HEAD | grep chouette
221 test_expect_success 'verbose flag is heeded, even after --continue' '
222 git reset --hard HEAD@{1} &&
224 test_must_fail git rebase -v -i --onto new-branch1 HEAD^ &&
225 echo resolved > file1 &&
227 git rebase --continue > output &&
228 grep "^ file1 | 2 +-$" output
231 test_expect_success 'multi-squash only fires up editor once' '
232 base=$(git rev-parse HEAD~4) &&
233 FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 squash 2 squash 3 squash 4" \
234 EXPECT_HEADER_COUNT=4 \
235 git rebase -i $base &&
236 test $base = $(git rev-parse HEAD^) &&
237 test 1 = $(git show | grep ONCE | wc -l)
240 test_expect_success 'multi-fixup only fires up editor once' '
241 git checkout -b multi-fixup E &&
242 base=$(git rev-parse HEAD~4) &&
243 FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 fixup 2 fixup 3 fixup 4" \
244 EXPECT_HEADER_COUNT=4 \
245 git rebase -i $base &&
246 test $base = $(git rev-parse HEAD^) &&
247 test 1 = $(git show | grep ONCE | wc -l) &&
248 git checkout to-be-rebased &&
249 git branch -D multi-fixup
252 cat > expect-squash-fixup << EOF
260 test_expect_success 'squash and fixup generate correct log messages' '
261 git checkout -b squash-fixup E &&
262 base=$(git rev-parse HEAD~4) &&
263 FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 fixup 2 squash 3 fixup 4" \
264 EXPECT_HEADER_COUNT=4 \
265 git rebase -i $base &&
266 git cat-file commit HEAD | sed -e 1,/^\$/d > actual-squash-fixup &&
267 test_cmp expect-squash-fixup actual-squash-fixup &&
268 git checkout to-be-rebased &&
269 git branch -D squash-fixup
272 test_expect_success 'squash ignores comments' '
273 git checkout -b skip-comments E &&
274 base=$(git rev-parse HEAD~4) &&
275 FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="# 1 # squash 2 # squash 3 # squash 4 #" \
276 EXPECT_HEADER_COUNT=4 \
277 git rebase -i $base &&
278 test $base = $(git rev-parse HEAD^) &&
279 test 1 = $(git show | grep ONCE | wc -l) &&
280 git checkout to-be-rebased &&
281 git branch -D skip-comments
284 test_expect_success 'squash ignores blank lines' '
285 git checkout -b skip-blank-lines E &&
286 base=$(git rev-parse HEAD~4) &&
287 FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="> 1 > squash 2 > squash 3 > squash 4 >" \
288 EXPECT_HEADER_COUNT=4 \
289 git rebase -i $base &&
290 test $base = $(git rev-parse HEAD^) &&
291 test 1 = $(git show | grep ONCE | wc -l) &&
292 git checkout to-be-rebased &&
293 git branch -D skip-blank-lines
296 test_expect_success 'squash works as expected' '
297 for n in one two three four
303 one=$(git rev-parse HEAD~3) &&
304 FAKE_LINES="1 squash 3 2" EXPECT_HEADER_COUNT=two \
305 git rebase -i HEAD~3 &&
306 test $one = $(git rev-parse HEAD~2)
309 test_expect_success 'interrupted squash works as expected' '
310 for n in one two three four
312 echo $n >> conflict &&
316 one=$(git rev-parse HEAD~3) &&
318 FAKE_LINES="1 squash 3 2" &&
320 test_must_fail git rebase -i HEAD~3
322 (echo one; echo two; echo four) > conflict &&
324 test_must_fail git rebase --continue &&
325 echo resolved > conflict &&
327 git rebase --continue &&
328 test $one = $(git rev-parse HEAD~2)
331 test_expect_success 'interrupted squash works as expected (case 2)' '
332 for n in one two three four
334 echo $n >> conflict &&
338 one=$(git rev-parse HEAD~3) &&
340 FAKE_LINES="3 squash 1 2" &&
342 test_must_fail git rebase -i HEAD~3
344 (echo one; echo four) > conflict &&
346 test_must_fail git rebase --continue &&
347 (echo one; echo two; echo four) > conflict &&
349 test_must_fail git rebase --continue &&
350 echo resolved > conflict &&
352 git rebase --continue &&
353 test $one = $(git rev-parse HEAD~2)
356 test_expect_success 'ignore patch if in upstream' '
357 HEAD=$(git rev-parse HEAD) &&
358 git checkout -b has-cherry-picked HEAD^ &&
359 echo unrelated > file7 &&
362 git commit -m "unrelated change" &&
363 git cherry-pick $HEAD &&
364 EXPECT_COUNT=1 git rebase -i $HEAD &&
365 test $HEAD = $(git rev-parse HEAD^)
368 test_expect_success '--continue tries to commit, even for "edit"' '
369 parent=$(git rev-parse HEAD^) &&
371 FAKE_LINES="edit 1" git rebase -i HEAD^ &&
372 echo edited > file7 &&
374 FAKE_COMMIT_MESSAGE="chouette!" git rebase --continue &&
375 test edited = $(git show HEAD:file7) &&
376 git show HEAD | grep chouette &&
377 test $parent = $(git rev-parse HEAD^)
380 test_expect_success 'aborted --continue does not squash commits after "edit"' '
381 old=$(git rev-parse HEAD) &&
383 FAKE_LINES="edit 1" git rebase -i HEAD^ &&
384 echo "edited again" > file7 &&
387 FAKE_COMMIT_MESSAGE=" " &&
388 export FAKE_COMMIT_MESSAGE &&
389 test_must_fail git rebase --continue
391 test $old = $(git rev-parse HEAD) &&
395 test_expect_success 'auto-amend only edited commits after "edit"' '
397 FAKE_LINES="edit 1" git rebase -i HEAD^ &&
398 echo "edited again" > file7 &&
400 FAKE_COMMIT_MESSAGE="edited file7 again" git commit &&
401 echo "and again" > file7 &&
405 FAKE_COMMIT_MESSAGE="and again" &&
406 export FAKE_COMMIT_MESSAGE &&
407 test_must_fail git rebase --continue
412 test_expect_success 'rebase a detached HEAD' '
413 grandparent=$(git rev-parse HEAD~2) &&
414 git checkout $(git rev-parse HEAD) &&
416 FAKE_LINES="2 1" git rebase -i HEAD~2 &&
417 test $grandparent = $(git rev-parse HEAD~2)
420 test_expect_success 'rebase a commit violating pre-commit' '
422 mkdir -p .git/hooks &&
423 PRE_COMMIT=.git/hooks/pre-commit &&
424 echo "#!/bin/sh" > $PRE_COMMIT &&
425 echo "test -z \"\$(git diff --cached --check)\"" >> $PRE_COMMIT &&
426 chmod a+x $PRE_COMMIT &&
427 echo "monde! " >> file1 &&
429 test_must_fail git commit -m doesnt-verify file1 &&
430 git commit -m doesnt-verify --no-verify file1 &&
432 FAKE_LINES=2 git rebase -i HEAD~2
436 test_expect_success 'rebase with a file named HEAD in worktree' '
440 git checkout -b branch3 A &&
443 GIT_AUTHOR_NAME="Squashed Away" &&
444 export GIT_AUTHOR_NAME &&
447 git commit -m "Add head" &&
450 git commit -m "Add body"
453 FAKE_LINES="1 squash 2" git rebase -i to-be-rebased &&
454 test "$(git show -s --pretty=format:%an)" = "Squashed Away"
458 test_expect_success 'do "noop" when there is nothing to cherry-pick' '
460 git checkout -b branch4 HEAD &&
461 GIT_EDITOR=: git commit --amend \
462 --author="Somebody else <somebody@else.com>"
463 test $(git rev-parse branch3) != $(git rev-parse branch4) &&
464 git rebase -i branch3 &&
465 test $(git rev-parse branch3) = $(git rev-parse branch4)
469 test_expect_success 'submodule rebase setup' '
473 cd sub && git init && >elif &&
474 git add elif && git commit -m "submodule initial"
479 git commit -m "One" &&
482 git commit -a -m "Two" &&
484 cd sub && echo 3 >elif &&
485 git commit -a -m "submodule second"
488 git commit -a -m "Three changes submodule"
491 test_expect_success 'submodule rebase -i' '
492 FAKE_LINES="1 squash 2 3" git rebase -i A
495 test_expect_success 'avoid unnecessary reset' '
496 git checkout master &&
497 test-chmtime =123456789 file3 &&
498 git update-index --refresh &&
499 HEAD=$(git rev-parse HEAD) &&
500 git rebase -i HEAD~4 &&
501 test $HEAD = $(git rev-parse HEAD) &&
502 MTIME=$(test-chmtime -v +0 file3 | sed 's/[^0-9].*$//') &&
503 test 123456789 = $MTIME
506 test_expect_success 'reword' '
507 git checkout -b reword-branch master &&
508 FAKE_LINES="1 2 3 reword 4" FAKE_COMMIT_MESSAGE="E changed" git rebase -i A &&
509 git show HEAD | grep "E changed" &&
510 test $(git rev-parse master) != $(git rev-parse HEAD) &&
511 test $(git rev-parse master^) = $(git rev-parse HEAD^) &&
512 FAKE_LINES="1 2 reword 3 4" FAKE_COMMIT_MESSAGE="D changed" git rebase -i A &&
513 git show HEAD^ | grep "D changed" &&
514 FAKE_LINES="reword 1 2 3 4" FAKE_COMMIT_MESSAGE="B changed" git rebase -i A &&
515 git show HEAD~3 | grep "B changed" &&
516 FAKE_LINES="1 reword 2 3 4" FAKE_COMMIT_MESSAGE="C changed" git rebase -i A &&
517 git show HEAD~2 | grep "C changed"