3 # Copyright (c) 2005 Amos Waterland
6 test_description='git rebase assorted tests
8 This test runs git rebase and checks that the author information is not lost
13 GIT_AUTHOR_NAME=author@name
14 GIT_AUTHOR_EMAIL=bogus@email@address
15 export GIT_AUTHOR_NAME GIT_AUTHOR_EMAIL
17 test_expect_success 'prepare repository with topic branches' '
18 git config core.logAllRefUpdates true &&
20 git update-index --add A &&
21 git commit -m "Add A." &&
22 git checkout -b force-3way &&
24 git update-index --add Y &&
25 git commit -m "Add Y." &&
26 git checkout -b filemove &&
27 git reset --soft master &&
30 git commit -m "Move A." &&
31 git checkout -b my-topic-branch master &&
33 git update-index --add B &&
34 git commit -m "Add B." &&
35 git checkout -f master &&
38 git commit -m "Modify A." &&
39 git checkout -b side my-topic-branch &&
42 git commit -m "Add C" &&
43 git checkout -f my-topic-branch &&
47 test_expect_success 'rebase on dirty worktree' '
49 test_must_fail git rebase master
52 test_expect_success 'rebase on dirty cache' '
54 test_must_fail git rebase master
57 test_expect_success 'rebase against master' '
58 git reset --hard HEAD &&
62 test_expect_success 'rebase sets ORIG_HEAD to pre-rebase state' '
63 git checkout -b orig-head topic &&
64 pre="$(git rev-parse --verify HEAD)" &&
66 test_cmp_rev "$pre" ORIG_HEAD &&
67 test_cmp_rev ! "$pre" HEAD
70 test_expect_success 'rebase, with <onto> and <upstream> specified as :/quuxery' '
71 test_when_finished "git branch -D torebase" &&
72 git checkout -b torebase my-topic-branch^ &&
73 upstream=$(git rev-parse ":/Add B") &&
74 onto=$(git rev-parse ":/Add A") &&
75 git rebase --onto $onto $upstream &&
76 git reset --hard my-topic-branch^ &&
77 git rebase --onto ":/Add A" ":/Add B" &&
78 git checkout my-topic-branch
81 test_expect_success 'the rebase operation should not have destroyed author information' '
82 ! (git log | grep "Author:" | grep "<>")
85 test_expect_success 'the rebase operation should not have destroyed author information (2)' "
87 grep 'Author: $GIT_AUTHOR_NAME <$GIT_AUTHOR_EMAIL>'
90 test_expect_success 'HEAD was detached during rebase' '
91 test $(git rev-parse HEAD@{1}) != $(git rev-parse my-topic-branch@{1})
94 test_expect_success 'rebase from ambiguous branch name' '
95 git checkout -b topic side &&
99 test_expect_success 'rebase off of the previous branch using "-"' '
100 git checkout master &&
101 git checkout HEAD^ &&
102 git rebase @{-1} >expect.messages &&
103 git merge-base master HEAD >expect.forkpoint &&
105 git checkout master &&
106 git checkout HEAD^ &&
107 git rebase - >actual.messages &&
108 git merge-base master HEAD >actual.forkpoint &&
110 test_cmp expect.forkpoint actual.forkpoint &&
111 # the next one is dubious---we may want to say "-",
112 # instead of @{-1}, in the message
113 test_i18ncmp expect.messages actual.messages
116 test_expect_success 'rebase a single mode change' '
117 git checkout master &&
118 git branch -D topic &&
122 git commit -m prepare &&
123 git checkout -b modechange HEAD^ &&
128 git commit -m modechange &&
129 GIT_TRACE=1 git rebase master
132 test_expect_success 'rebase is not broken by diff.renames' '
133 test_config diff.renames copies &&
134 git checkout filemove &&
135 GIT_TRACE=1 git rebase force-3way
138 test_expect_success 'setup: recover' '
139 test_might_fail git rebase --abort &&
141 git checkout modechange
144 test_expect_success 'Show verbose error when HEAD could not be detached' '
146 test_when_finished "rm -f B" &&
147 test_must_fail git rebase topic 2>output.err >output.out &&
148 test_i18ngrep "The following untracked working tree files would be overwritten by checkout:" output.err &&
149 test_i18ngrep B output.err
152 test_expect_success 'fail when upstream arg is missing and not on branch' '
153 git checkout topic &&
154 test_must_fail git rebase
157 test_expect_success 'fail when upstream arg is missing and not configured' '
158 git checkout -b no-config topic &&
159 test_must_fail git rebase
162 test_expect_success 'rebase works with format.useAutoBase' '
163 test_config format.useAutoBase true &&
164 git checkout topic &&
168 test_expect_success 'default to common base in @{upstream}s reflog if no upstream arg (--merge)' '
169 git checkout -b default-base master &&
170 git checkout -b default topic &&
171 git config branch.default.remote . &&
172 git config branch.default.merge refs/heads/default-base &&
173 git rebase --merge &&
174 git rev-parse --verify default-base >expect &&
175 git rev-parse default~1 >actual &&
176 test_cmp expect actual &&
177 git checkout default-base &&
178 git reset --hard HEAD^ &&
179 git checkout default &&
180 git rebase --merge &&
181 git rev-parse --verify default-base >expect &&
182 git rev-parse default~1 >actual &&
183 test_cmp expect actual
186 test_expect_success 'default to common base in @{upstream}s reflog if no upstream arg (--apply)' '
187 git checkout -B default-base master &&
188 git checkout -B default topic &&
189 git config branch.default.remote . &&
190 git config branch.default.merge refs/heads/default-base &&
191 git rebase --apply &&
192 git rev-parse --verify default-base >expect &&
193 git rev-parse default~1 >actual &&
194 test_cmp expect actual &&
195 git checkout default-base &&
196 git reset --hard HEAD^ &&
197 git checkout default &&
198 git rebase --apply &&
199 git rev-parse --verify default-base >expect &&
200 git rev-parse default~1 >actual &&
201 test_cmp expect actual
204 test_expect_success 'cherry-picked commits and fork-point work together' '
205 git checkout default-base &&
207 git commit -a --no-edit --amend &&
209 test_commit new_B B "New B" &&
211 git checkout default &&
212 git reset --hard default-base@{4} &&
214 git cherry-pick -2 default-base^ &&
215 test_commit final_B B "Final B" &&
217 echo Amended >expect &&
219 echo "Final B" >expect &&
227 test_expect_success 'rebase --apply -q is quiet' '
228 git checkout -b quiet topic &&
229 git rebase --apply -q master >output.out 2>&1 &&
230 test_must_be_empty output.out
233 test_expect_success 'rebase --merge -q is quiet' '
234 git checkout -B quiet topic &&
235 git rebase --merge -q master >output.out 2>&1 &&
236 test_must_be_empty output.out
239 test_expect_success 'Rebase a commit that sprinkles CRs in' '
249 git commit -a -m "A file with a line with CR" &&
250 git tag file-with-cr &&
251 git checkout HEAD^0 &&
252 git rebase --onto HEAD^^ HEAD^ &&
253 git diff --exit-code file-with-cr:CR HEAD:CR
256 test_expect_success 'rebase can copy notes' '
257 git config notes.rewrite.rebase true &&
258 git config notes.rewriteRef "refs/notes/*" &&
262 git notes add -m"a note" n3 &&
263 git rebase --onto n1 n2 &&
264 test "a note" = "$(git notes show HEAD)"
267 test_expect_success 'rebase -m can copy notes' '
268 git reset --hard n3 &&
269 git rebase -m --onto n1 n2 &&
270 test "a note" = "$(git notes show HEAD)"
273 test_expect_success 'rebase commit with an ancient timestamp' '
276 >old.one && git add old.one && test_tick &&
277 git commit --date="@12345 +0400" -m "Old one" &&
278 >old.two && git add old.two && test_tick &&
279 git commit --date="@23456 +0500" -m "Old two" &&
280 >old.three && git add old.three && test_tick &&
281 git commit --date="@34567 +0600" -m "Old three" &&
283 git cat-file commit HEAD^^ >actual &&
284 grep "author .* 12345 +0400$" actual &&
285 git cat-file commit HEAD^ >actual &&
286 grep "author .* 23456 +0500$" actual &&
287 git cat-file commit HEAD >actual &&
288 grep "author .* 34567 +0600$" actual &&
290 git rebase --onto HEAD^^ HEAD^ &&
292 git cat-file commit HEAD >actual &&
293 grep "author .* 34567 +0600$" actual
296 test_expect_success 'rebase with "From " line in commit message' '
297 git checkout -b preserve-from master~1 &&
298 cat >From_.msg <<EOF &&
299 Somebody embedded an mbox in a commit message
301 This is from so-and-so:
303 From a@b Mon Sep 17 00:00:00 2001
304 From: John Doe <nobody@example.com>
305 Date: Sat, 11 Nov 2017 00:00:00 +0000
306 Subject: not this message
312 git commit -F From_.msg &&
314 git log -1 --pretty=format:%B >out &&
315 test_cmp From_.msg out
318 test_expect_success 'rebase --apply and --show-current-patch' '
319 test_create_repo conflict-apply &&
324 git commit -a -m one &&
326 git commit -a -m two &&
328 test_must_fail git rebase --apply -f --onto init HEAD^ &&
329 GIT_TRACE=1 git rebase --show-current-patch >/dev/null 2>stderr &&
330 grep "show.*$(git rev-parse two)" stderr
334 test_expect_success 'rebase --apply and .gitattributes' '
335 test_create_repo attributes &&
339 git config filter.test.clean "sed -e '\''s/smudged/clean/g'\''" &&
340 git config filter.test.smudge "sed -e '\''s/clean/smudged/g'\''" &&
342 test_commit second &&
343 git checkout -b test HEAD^ &&
345 echo "*.txt filter=test" >.gitattributes &&
346 git add .gitattributes &&
349 echo "This text is smudged." >a.txt &&
351 test_commit fourth &&
353 git checkout -b removal HEAD^ &&
354 git rm .gitattributes &&
357 git cherry-pick test &&
361 grep "smudged" a.txt &&
363 git checkout removal &&
370 test_expect_success 'rebase--merge.sh and --show-current-patch' '
371 test_create_repo conflict-merge &&
376 git commit -a -m one &&
378 git commit -a -m two &&
380 test_must_fail git rebase --merge --onto init HEAD^ &&
381 git rebase --show-current-patch >actual.patch &&
382 GIT_TRACE=1 git rebase --show-current-patch >/dev/null 2>stderr &&
383 grep "show.*REBASE_HEAD" stderr &&
384 test "$(git rev-parse REBASE_HEAD)" = "$(git rev-parse two)"
388 test_expect_success 'rebase -c rebase.useBuiltin=false warning' '
389 expected="rebase.useBuiltin support has been removed" &&
391 # Only warn when the legacy rebase is requested...
392 test_must_fail git -c rebase.useBuiltin=false rebase 2>err &&
393 test_i18ngrep "$expected" err &&
394 test_must_fail env GIT_TEST_REBASE_USE_BUILTIN=false git rebase 2>err &&
395 test_i18ngrep "$expected" err &&
397 # ...not when we would have used the built-in anyway
398 test_must_fail git -c rebase.useBuiltin=true rebase 2>err &&
399 test_must_be_empty err &&
400 test_must_fail env GIT_TEST_REBASE_USE_BUILTIN=true git rebase 2>err &&
401 test_must_be_empty err
404 test_expect_success 'switch to branch checked out here' '
405 git checkout master &&
406 git rebase master master
409 test_expect_success 'switch to branch not checked out' '
410 git checkout master &&
412 git rebase master other
415 test_expect_success 'refuse to switch to branch checked out elsewhere' '
416 git checkout master &&
417 git worktree add wt &&
418 test_must_fail git -C wt rebase master master 2>err &&
419 test_i18ngrep "already checked out" err