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#!/bin/sh
#
# Copyright (c) 2005 Amos Waterland
#
test_description='git rebase assorted tests
This test runs git rebase and checks that the author information is not lost
among other things.
'
. ./test-lib.sh
GIT_AUTHOR_NAME=author@name
GIT_AUTHOR_EMAIL=bogus@email@address
export GIT_AUTHOR_NAME GIT_AUTHOR_EMAIL
test_expect_success 'prepare repository with topic branches' '
git config core.logAllRefUpdates true &&
echo First >A &&
git update-index --add A &&
git commit -m "Add A." &&
git checkout -b force-3way &&
echo Dummy >Y &&
git update-index --add Y &&
git commit -m "Add Y." &&
git checkout -b filemove &&
git reset --soft master &&
mkdir D &&
git mv A D/A &&
git commit -m "Move A." &&
git checkout -b my-topic-branch master &&
echo Second >B &&
git update-index --add B &&
git commit -m "Add B." &&
git checkout -f master &&
echo Third >>A &&
git update-index A &&
git commit -m "Modify A." &&
git checkout -b side my-topic-branch &&
echo Side >>C &&
git add C &&
git commit -m "Add C" &&
git checkout -b nonlinear my-topic-branch &&
echo Edit >>B &&
git add B &&
git commit -m "Modify B" &&
git merge side &&
git checkout -b upstream-merged-nonlinear &&
git merge master &&
git checkout -f my-topic-branch &&
git tag topic
'
test_expect_success 'rebase on dirty worktree' '
echo dirty >>A &&
test_must_fail git rebase master
'
test_expect_success 'rebase on dirty cache' '
git add A &&
test_must_fail git rebase master
'
test_expect_success 'rebase against master' '
git reset --hard HEAD &&
git rebase master
'
test_expect_success 'rebase against master twice' '
git rebase master >out &&
grep "Current branch my-topic-branch is up to date" out
'
test_expect_success 'rebase against master twice with --force' '
git rebase --force-rebase master >out &&
grep "Current branch my-topic-branch is up to date, rebase forced" out
'
test_expect_success 'rebase against master twice from another branch' '
git checkout my-topic-branch^ &&
git rebase master my-topic-branch >out &&
grep "Current branch my-topic-branch is up to date" out
'
test_expect_success 'rebase fast-forward to master' '
git checkout my-topic-branch^ &&
git rebase my-topic-branch >out &&
grep "Fast-forwarded HEAD to my-topic-branch" out
'
test_expect_success 'the rebase operation should not have destroyed author information' '
! (git log | grep "Author:" | grep "<>")
'
test_expect_success 'the rebase operation should not have destroyed author information (2)' "
git log -1 |
grep 'Author: $GIT_AUTHOR_NAME <$GIT_AUTHOR_EMAIL>'
"
test_expect_success 'HEAD was detached during rebase' '
test $(git rev-parse HEAD@{1}) != $(git rev-parse my-topic-branch@{1})
'
test_expect_success 'rebase after merge master' '
git reset --hard topic &&
git merge master &&
git rebase master &&
! (git show | grep "^Merge:")
'
test_expect_success 'rebase of history with merges is linearized' '
git checkout nonlinear &&
test 4 = $(git rev-list master.. | wc -l) &&
git rebase master &&
test 3 = $(git rev-list master.. | wc -l)
'
test_expect_success 'rebase of history with merges after upstream merge is linearized' '
git checkout upstream-merged-nonlinear &&
test 5 = $(git rev-list master.. | wc -l) &&
git rebase master &&
test 3 = $(git rev-list master.. | wc -l)
'
test_expect_success 'rebase a single mode change' '
git checkout master &&
echo 1 >X &&
git add X &&
test_tick &&
git commit -m prepare &&
git checkout -b modechange HEAD^ &&
echo 1 >X &&
git add X &&
test_chmod +x A &&
test_tick &&
git commit -m modechange &&
GIT_TRACE=1 git rebase master
'
test_expect_success 'rebase is not broken by diff.renames' '
git config diff.renames copies &&
test_when_finished "git config --unset diff.renames" &&
git checkout filemove &&
GIT_TRACE=1 git rebase force-3way
'
test_expect_success 'setup: recover' '
test_might_fail git rebase --abort &&
git reset --hard &&
git checkout modechange
'
test_expect_success 'Show verbose error when HEAD could not be detached' '
>B &&
test_must_fail git rebase topic 2>output.err >output.out &&
grep "The following untracked working tree files would be overwritten by checkout:" output.err &&
grep B output.err
'
rm -f B
test_expect_success 'fail when upstream arg is missing and not on branch' '
git checkout topic &&
test_must_fail git rebase
'
test_expect_success 'fail when upstream arg is missing and not configured' '
git checkout -b no-config topic &&
test_must_fail git rebase
'
test_expect_success 'default to @{upstream} when upstream arg is missing' '
git checkout -b default topic &&
git config branch.default.remote . &&
git config branch.default.merge refs/heads/master &&
git rebase &&
test "$(git rev-parse default~1)" = "$(git rev-parse master)"
'
test_expect_success 'rebase -q is quiet' '
git checkout -b quiet topic &&
git rebase -q master >output.out 2>&1 &&
test ! -s output.out
'
test_expect_success 'Rebase a commit that sprinkles CRs in' '
(
echo "One"
echo "TwoQ"
echo "Three"
echo "FQur"
echo "Five"
) | q_to_cr >CR &&
git add CR &&
test_tick &&
git commit -a -m "A file with a line with CR" &&
git tag file-with-cr &&
git checkout HEAD^0 &&
git rebase --onto HEAD^^ HEAD^ &&
git diff --exit-code file-with-cr:CR HEAD:CR
'
test_expect_success 'rebase can copy notes' '
git config notes.rewrite.rebase true &&
git config notes.rewriteRef "refs/notes/*" &&
test_commit n1 &&
test_commit n2 &&
test_commit n3 &&
git notes add -m"a note" n3 &&
git rebase --onto n1 n2 &&
test "a note" = "$(git notes show HEAD)"
'
test_expect_success 'rebase -m can copy notes' '
git reset --hard n3 &&
git rebase -m --onto n1 n2 &&
test "a note" = "$(git notes show HEAD)"
'
test_expect_success 'rebase commit with an ancient timestamp' '
git reset --hard &&
>old.one && git add old.one && test_tick &&
git commit --date="@12345 +0400" -m "Old one" &&
>old.two && git add old.two && test_tick &&
git commit --date="@23456 +0500" -m "Old two" &&
>old.three && git add old.three && test_tick &&
git commit --date="@34567 +0600" -m "Old three" &&
git cat-file commit HEAD^^ >actual &&
grep "author .* 12345 +0400$" actual &&
git cat-file commit HEAD^ >actual &&
grep "author .* 23456 +0500$" actual &&
git cat-file commit HEAD >actual &&
grep "author .* 34567 +0600$" actual &&
git rebase --onto HEAD^^ HEAD^ &&
git cat-file commit HEAD >actual &&
grep "author .* 34567 +0600$" actual
'
test_done
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