1098 lines
28 KiB
Bash
Executable File
1098 lines
28 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (c) 2007 Lars Hjemli
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#
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test_description='git merge
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Testing basic merge operations/option parsing.
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! [c0] commit 0
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! [c1] commit 1
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! [c2] commit 2
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! [c3] commit 3
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! [c4] c4
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! [c5] c5
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! [c6] c6
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* [main] Merge commit 'c1'
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--------
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- [main] Merge commit 'c1'
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+ * [c1] commit 1
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+ [c6] c6
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+ [c5] c5
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++ [c4] c4
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++++ [c3] commit 3
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+ [c2] commit 2
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+++++++* [c0] commit 0
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'
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GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
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export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
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TEST_PASSES_SANITIZE_LEAK=true
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. ./test-lib.sh
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. "$TEST_DIRECTORY"/lib-gpg.sh
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test_write_lines 1 2 3 4 5 6 7 8 9 >file
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cp file file.orig
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test_write_lines '1 X' 2 3 4 5 6 7 8 9 >file.1
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test_write_lines 1 2 '3 X' 4 5 6 7 8 9 >file.3
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test_write_lines 1 2 3 4 '5 X' 6 7 8 9 >file.5
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test_write_lines 1 2 3 4 5 6 7 8 '9 X' >file.9
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test_write_lines 1 2 3 4 5 6 7 8 '9 Y' >file.9y
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test_write_lines '1 X' 2 3 4 5 6 7 8 9 >result.1
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test_write_lines '1 X' 2 3 4 '5 X' 6 7 8 9 >result.1-5
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test_write_lines '1 X' 2 3 4 5 6 7 8 '9 X' >result.1-9
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test_write_lines '1 X' 2 3 4 '5 X' 6 7 8 '9 X' >result.1-5-9
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test_write_lines '1 X' 2 '3 X' 4 '5 X' 6 7 8 '9 X' >result.1-3-5-9
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test_write_lines 1 2 3 4 5 6 7 8 '9 Z' >result.9z
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create_merge_msgs () {
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echo "Merge tag 'c2'" >msg.1-5 &&
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echo "Merge tags 'c2' and 'c3'" >msg.1-5-9 &&
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{
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echo "Squashed commit of the following:" &&
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echo &&
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git log --no-merges ^HEAD c1
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} >squash.1 &&
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{
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echo "Squashed commit of the following:" &&
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echo &&
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git log --no-merges ^HEAD c2
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} >squash.1-5 &&
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{
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echo "Squashed commit of the following:" &&
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echo &&
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git log --no-merges ^HEAD c2 c3
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} >squash.1-5-9 &&
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{
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echo "* tag 'c3':" &&
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echo " commit 3"
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} >msg.log
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}
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verify_merge () {
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test_cmp "$2" "$1" &&
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git update-index --refresh &&
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git diff --exit-code &&
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if test -n "$3"
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then
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git show -s --pretty=tformat:%s HEAD >msg.act &&
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test_cmp "$3" msg.act
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fi
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}
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verify_head () {
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echo "$1" >head.expected &&
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git rev-parse HEAD >head.actual &&
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test_cmp head.expected head.actual
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}
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verify_parents () {
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test_write_lines "$@" >parents.expected &&
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>parents.actual &&
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i=1 &&
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while test $i -le $#
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do
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git rev-parse HEAD^$i >>parents.actual &&
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i=$(expr $i + 1) ||
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return 1
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done &&
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test_must_fail git rev-parse --verify "HEAD^$i" &&
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test_cmp parents.expected parents.actual
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}
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verify_mergeheads () {
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test_write_lines "$@" >mergehead.expected &&
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while read sha1 rest
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do
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git rev-parse $sha1 || return 1
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done <.git/MERGE_HEAD >mergehead.actual &&
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test_cmp mergehead.expected mergehead.actual
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}
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verify_no_mergehead () {
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! test -e .git/MERGE_HEAD
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}
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test_expect_success 'setup' '
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git add file &&
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test_tick &&
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git commit -m "commit 0" &&
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git tag c0 &&
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c0=$(git rev-parse HEAD) &&
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cp file.1 file &&
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git add file &&
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cp file.1 other &&
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git add other &&
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test_tick &&
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git commit -m "commit 1" &&
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git tag c1 &&
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c1=$(git rev-parse HEAD) &&
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git reset --hard "$c0" &&
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cp file.5 file &&
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git add file &&
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test_tick &&
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git commit -m "commit 2" &&
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git tag c2 &&
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c2=$(git rev-parse HEAD) &&
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git reset --hard "$c0" &&
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cp file.9y file &&
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git add file &&
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test_tick &&
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git commit -m "commit 7" &&
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git tag c7 &&
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git reset --hard "$c0" &&
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cp file.9 file &&
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git add file &&
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test_tick &&
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git commit -m "commit 3" &&
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git tag c3 &&
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c3=$(git rev-parse HEAD) &&
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git reset --hard "$c0" &&
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create_merge_msgs
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'
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test_debug 'git log --graph --decorate --oneline --all'
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test_expect_success 'test option parsing' '
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test_must_fail git merge -$ c1 &&
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test_must_fail git merge --no-such c1 &&
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test_must_fail git merge -s foobar c1 &&
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test_must_fail git merge -s=foobar c1 &&
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test_must_fail git merge -m &&
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test_must_fail git merge --abort foobar &&
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test_must_fail git merge --abort --quiet &&
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test_must_fail git merge --continue foobar &&
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test_must_fail git merge --continue --quiet &&
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test_must_fail git merge
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'
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test_expect_success 'merge -h with invalid index' '
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mkdir broken &&
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(
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cd broken &&
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git init &&
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>.git/index &&
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test_expect_code 129 git merge -h 2>usage
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) &&
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test_grep "[Uu]sage: git merge" broken/usage
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'
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test_expect_success 'reject non-strategy with a git-merge-foo name' '
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test_must_fail git merge -s index c1
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'
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test_expect_success 'merge c0 with c1' '
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echo "OBJID HEAD@{0}: merge c1: Fast-forward" >reflog.expected &&
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git reset --hard c0 &&
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git merge c1 &&
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verify_merge file result.1 &&
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verify_head "$c1" &&
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git reflog -1 >reflog.actual &&
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sed "s/$_x05[0-9a-f]*/OBJID/g" reflog.actual >reflog.fuzzy &&
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test_cmp reflog.expected reflog.fuzzy
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'
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test_debug 'git log --graph --decorate --oneline --all'
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test_expect_success 'merge c0 with c1 with --ff-only' '
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git reset --hard c0 &&
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git merge --ff-only c1 &&
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git merge --ff-only HEAD c0 c1 &&
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verify_merge file result.1 &&
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verify_head "$c1"
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'
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test_debug 'git log --graph --decorate --oneline --all'
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test_expect_success 'merge from unborn branch' '
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git checkout -f main &&
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test_might_fail git branch -D kid &&
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echo "OBJID HEAD@{0}: initial pull" >reflog.expected &&
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git checkout --orphan kid &&
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test_when_finished "git checkout -f main" &&
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git rm -fr . &&
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test_tick &&
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git merge --ff-only c1 &&
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verify_merge file result.1 &&
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verify_head "$c1" &&
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git reflog -1 >reflog.actual &&
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sed "s/$_x05[0-9a-f][0-9a-f]/OBJID/g" reflog.actual >reflog.fuzzy &&
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test_cmp reflog.expected reflog.fuzzy
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'
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test_debug 'git log --graph --decorate --oneline --all'
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test_expect_success 'merge c1 with c2' '
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git reset --hard c1 &&
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test_tick &&
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git merge c2 &&
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verify_merge file result.1-5 msg.1-5 &&
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verify_parents $c1 $c2
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'
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test_expect_success 'merge c1 with c2 when index.lock exists' '
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test_when_finished rm .git/index.lock &&
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git reset --hard c1 &&
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>.git/index.lock &&
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test_must_fail git merge c2 &&
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test_path_is_missing .git/MERGE_HEAD &&
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test_path_is_missing .git/MERGE_MODE &&
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test_path_is_missing .git/MERGE_MSG
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'
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test_expect_success 'merge --squash c3 with c7' '
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git reset --hard c3 &&
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test_must_fail git merge --squash c7 &&
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cat result.9z >file &&
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git commit --no-edit -a &&
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cat >expect <<-EOF &&
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Squashed commit of the following:
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$(git show -s c7)
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# Conflicts:
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# file
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EOF
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git cat-file commit HEAD >raw &&
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sed -e "1,/^$/d" raw >actual &&
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test_cmp expect actual
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'
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test_expect_success 'merge --squash --autostash conflict does not attempt to apply autostash' '
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git reset --hard c3 &&
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>unrelated &&
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git add unrelated &&
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test_must_fail git merge --squash c7 --autostash >out 2>err &&
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! grep "Applying autostash resulted in conflicts." err &&
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grep "When finished, apply stashed changes with \`git stash pop\`" out
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'
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test_expect_success 'merge c3 with c7 with commit.cleanup = scissors' '
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git config commit.cleanup scissors &&
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git reset --hard c3 &&
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test_must_fail git merge c7 &&
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cat result.9z >file &&
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git commit --no-edit -a &&
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cat >expect <<-\EOF &&
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Merge tag '"'"'c7'"'"'
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# ------------------------ >8 ------------------------
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# Do not modify or remove the line above.
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# Everything below it will be ignored.
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#
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# Conflicts:
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# file
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EOF
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git cat-file commit HEAD >raw &&
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sed -e "1,/^$/d" raw >actual &&
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test_cmp expect actual
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'
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test_expect_success 'merge c3 with c7 with --squash commit.cleanup = scissors' '
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git config commit.cleanup scissors &&
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git reset --hard c3 &&
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test_must_fail git merge --squash c7 &&
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cat result.9z >file &&
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git commit --no-edit -a &&
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cat >expect <<-EOF &&
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Squashed commit of the following:
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$(git show -s c7)
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# ------------------------ >8 ------------------------
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# Do not modify or remove the line above.
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# Everything below it will be ignored.
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#
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# Conflicts:
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# file
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EOF
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git cat-file commit HEAD >raw &&
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sed -e "1,/^$/d" raw >actual &&
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test_cmp expect actual
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'
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test_debug 'git log --graph --decorate --oneline --all'
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test_expect_success 'merge c1 with c2 and c3' '
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git reset --hard c1 &&
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test_tick &&
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git merge c2 c3 &&
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verify_merge file result.1-5-9 msg.1-5-9 &&
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verify_parents $c1 $c2 $c3
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'
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test_debug 'git log --graph --decorate --oneline --all'
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test_expect_success 'merges with --ff-only' '
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git reset --hard c1 &&
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test_tick &&
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test_must_fail git merge --ff-only c2 &&
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test_must_fail git merge --ff-only c3 &&
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test_must_fail git merge --ff-only c2 c3 &&
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git reset --hard c0 &&
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git merge c3 &&
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verify_head $c3
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'
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test_expect_success 'merges with merge.ff=only' '
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git reset --hard c1 &&
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test_tick &&
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test_config merge.ff "only" &&
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test_must_fail git merge c2 &&
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test_must_fail git merge c3 &&
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test_must_fail git merge c2 c3 &&
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git reset --hard c0 &&
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git merge c3 &&
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verify_head $c3
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'
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test_expect_success 'merge c0 with c1 (no-commit)' '
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git reset --hard c0 &&
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git merge --no-commit c1 &&
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verify_merge file result.1 &&
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verify_head $c1
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'
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test_debug 'git log --graph --decorate --oneline --all'
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test_expect_success 'merge c1 with c2 (no-commit)' '
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git reset --hard c1 &&
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git merge --no-commit c2 &&
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verify_merge file result.1-5 &&
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verify_head $c1 &&
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verify_mergeheads $c2
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'
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test_debug 'git log --graph --decorate --oneline --all'
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test_expect_success 'merge c1 with c2 and c3 (no-commit)' '
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git reset --hard c1 &&
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git merge --no-commit c2 c3 &&
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verify_merge file result.1-5-9 &&
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verify_head $c1 &&
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verify_mergeheads $c2 $c3
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'
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test_debug 'git log --graph --decorate --oneline --all'
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test_expect_success 'merge c0 with c1 (squash)' '
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git reset --hard c0 &&
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git merge --squash c1 &&
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verify_merge file result.1 &&
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verify_head $c0 &&
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verify_no_mergehead &&
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test_cmp squash.1 .git/SQUASH_MSG
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'
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test_debug 'git log --graph --decorate --oneline --all'
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test_expect_success 'merge c0 with c1 (squash, ff-only)' '
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git reset --hard c0 &&
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git merge --squash --ff-only c1 &&
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verify_merge file result.1 &&
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verify_head $c0 &&
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verify_no_mergehead &&
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test_cmp squash.1 .git/SQUASH_MSG
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'
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test_debug 'git log --graph --decorate --oneline --all'
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test_expect_success 'merge c1 with c2 (squash)' '
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git reset --hard c1 &&
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git merge --squash c2 &&
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verify_merge file result.1-5 &&
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verify_head $c1 &&
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verify_no_mergehead &&
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test_cmp squash.1-5 .git/SQUASH_MSG
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'
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test_debug 'git log --graph --decorate --oneline --all'
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test_expect_success 'unsuccessful merge of c1 with c2 (squash, ff-only)' '
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git reset --hard c1 &&
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test_must_fail git merge --squash --ff-only c2
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'
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test_debug 'git log --graph --decorate --oneline --all'
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test_expect_success 'merge c1 with c2 and c3 (squash)' '
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git reset --hard c1 &&
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git merge --squash c2 c3 &&
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verify_merge file result.1-5-9 &&
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verify_head $c1 &&
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verify_no_mergehead &&
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test_cmp squash.1-5-9 .git/SQUASH_MSG
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'
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test_debug 'git log --graph --decorate --oneline --all'
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test_expect_success 'merge c1 with c2 (no-commit in config)' '
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git reset --hard c1 &&
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test_config branch.main.mergeoptions "--no-commit" &&
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git merge c2 &&
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verify_merge file result.1-5 &&
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verify_head $c1 &&
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verify_mergeheads $c2
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'
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test_debug 'git log --graph --decorate --oneline --all'
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test_expect_success 'merge c1 with c2 (log in config)' '
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git reset --hard c1 &&
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git merge --log c2 &&
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git show -s --pretty=tformat:%s%n%b >expect &&
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test_config branch.main.mergeoptions "--log" &&
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git reset --hard c1 &&
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git merge c2 &&
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git show -s --pretty=tformat:%s%n%b >actual &&
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test_cmp expect actual
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'
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test_expect_success 'merge c1 with c2 (log in config gets overridden)' '
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git reset --hard c1 &&
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git merge c2 &&
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git show -s --pretty=tformat:%s%n%b >expect &&
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test_config branch.main.mergeoptions "--no-log" &&
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test_config merge.log "true" &&
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git reset --hard c1 &&
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git merge c2 &&
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git show -s --pretty=tformat:%s%n%b >actual &&
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test_cmp expect actual
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'
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test_expect_success 'merge c1 with c2 (squash in config)' '
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git reset --hard c1 &&
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test_config branch.main.mergeoptions "--squash" &&
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git merge c2 &&
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verify_merge file result.1-5 &&
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verify_head $c1 &&
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verify_no_mergehead &&
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test_cmp squash.1-5 .git/SQUASH_MSG
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'
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test_debug 'git log --graph --decorate --oneline --all'
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test_expect_success 'override config option -n with --summary' '
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git reset --hard c1 &&
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test_config branch.main.mergeoptions "-n" &&
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test_tick &&
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git merge --summary c2 >diffstat.txt &&
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verify_merge file result.1-5 msg.1-5 &&
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verify_parents $c1 $c2 &&
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if ! grep "^ file | *2 +-$" diffstat.txt
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then
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echo "[OOPS] diffstat was not generated with --summary"
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false
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fi
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'
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test_expect_success 'override config option -n with --stat' '
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git reset --hard c1 &&
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test_config branch.main.mergeoptions "-n" &&
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test_tick &&
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git merge --stat c2 >diffstat.txt &&
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verify_merge file result.1-5 msg.1-5 &&
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verify_parents $c1 $c2 &&
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if ! grep "^ file | *2 +-$" diffstat.txt
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then
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echo "[OOPS] diffstat was not generated with --stat"
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false
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fi
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'
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test_debug 'git log --graph --decorate --oneline --all'
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|
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test_expect_success 'override config option --stat' '
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git reset --hard c1 &&
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test_config branch.main.mergeoptions "--stat" &&
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test_tick &&
|
|
git merge -n c2 >diffstat.txt &&
|
|
verify_merge file result.1-5 msg.1-5 &&
|
|
verify_parents $c1 $c2 &&
|
|
if grep "^ file | *2 +-$" diffstat.txt
|
|
then
|
|
echo "[OOPS] diffstat was generated"
|
|
false
|
|
fi
|
|
'
|
|
|
|
test_debug 'git log --graph --decorate --oneline --all'
|
|
|
|
test_expect_success 'merge c1 with c2 (override --no-commit)' '
|
|
git reset --hard c1 &&
|
|
test_config branch.main.mergeoptions "--no-commit" &&
|
|
test_tick &&
|
|
git merge --commit c2 &&
|
|
verify_merge file result.1-5 msg.1-5 &&
|
|
verify_parents $c1 $c2
|
|
'
|
|
|
|
test_debug 'git log --graph --decorate --oneline --all'
|
|
|
|
test_expect_success 'merge c1 with c2 (override --squash)' '
|
|
git reset --hard c1 &&
|
|
test_config branch.main.mergeoptions "--squash" &&
|
|
test_tick &&
|
|
git merge --no-squash c2 &&
|
|
verify_merge file result.1-5 msg.1-5 &&
|
|
verify_parents $c1 $c2
|
|
'
|
|
|
|
test_debug 'git log --graph --decorate --oneline --all'
|
|
|
|
test_expect_success 'merge c0 with c1 (no-ff)' '
|
|
git reset --hard c0 &&
|
|
test_tick &&
|
|
git merge --no-ff c1 &&
|
|
verify_merge file result.1 &&
|
|
verify_parents $c0 $c1
|
|
'
|
|
|
|
test_debug 'git log --graph --decorate --oneline --all'
|
|
|
|
test_expect_success 'merge c0 with c1 (merge.ff=false)' '
|
|
git reset --hard c0 &&
|
|
test_config merge.ff "false" &&
|
|
test_tick &&
|
|
git merge c1 &&
|
|
verify_merge file result.1 &&
|
|
verify_parents $c0 $c1
|
|
'
|
|
test_debug 'git log --graph --decorate --oneline --all'
|
|
|
|
test_expect_success 'combine branch.main.mergeoptions with merge.ff' '
|
|
git reset --hard c0 &&
|
|
test_config branch.main.mergeoptions "--ff" &&
|
|
test_config merge.ff "false" &&
|
|
test_tick &&
|
|
git merge c1 &&
|
|
verify_merge file result.1 &&
|
|
verify_parents "$c0"
|
|
'
|
|
|
|
test_expect_success 'tolerate unknown values for merge.ff' '
|
|
git reset --hard c0 &&
|
|
test_config merge.ff "something-new" &&
|
|
test_tick &&
|
|
git merge c1 2>message &&
|
|
verify_head "$c1" &&
|
|
test_must_be_empty message
|
|
'
|
|
|
|
test_expect_success 'combining --squash and --no-ff is refused' '
|
|
git reset --hard c0 &&
|
|
test_must_fail git merge --squash --no-ff c1 &&
|
|
test_must_fail git merge --no-ff --squash c1
|
|
'
|
|
|
|
test_expect_success 'combining --squash and --commit is refused' '
|
|
git reset --hard c0 &&
|
|
test_must_fail git merge --squash --commit c1 &&
|
|
test_must_fail git merge --commit --squash c1
|
|
'
|
|
|
|
test_expect_success 'option --ff-only overwrites --no-ff' '
|
|
git merge --no-ff --ff-only c1 &&
|
|
test_must_fail git merge --no-ff --ff-only c2
|
|
'
|
|
|
|
test_expect_success 'option --no-ff overrides merge.ff=only config' '
|
|
git reset --hard c0 &&
|
|
test_config merge.ff only &&
|
|
git merge --no-ff c1
|
|
'
|
|
|
|
test_expect_success 'merge c0 with c1 (ff overrides no-ff)' '
|
|
git reset --hard c0 &&
|
|
test_config branch.main.mergeoptions "--no-ff" &&
|
|
git merge --ff c1 &&
|
|
verify_merge file result.1 &&
|
|
verify_head $c1
|
|
'
|
|
|
|
test_expect_success 'merge log message' '
|
|
git reset --hard c0 &&
|
|
git merge --no-log c2 &&
|
|
git show -s --pretty=format:%b HEAD >msg.act &&
|
|
test_must_be_empty msg.act &&
|
|
|
|
git reset --hard c0 &&
|
|
test_config branch.main.mergeoptions "--no-ff" &&
|
|
git merge --no-log c2 &&
|
|
git show -s --pretty=format:%b HEAD >msg.act &&
|
|
test_must_be_empty msg.act &&
|
|
|
|
git merge --log c3 &&
|
|
git show -s --pretty=format:%b HEAD >msg.act &&
|
|
test_cmp msg.log msg.act &&
|
|
|
|
git reset --hard HEAD^ &&
|
|
test_config merge.log "yes" &&
|
|
git merge c3 &&
|
|
git show -s --pretty=format:%b HEAD >msg.act &&
|
|
test_cmp msg.log msg.act
|
|
'
|
|
|
|
test_debug 'git log --graph --decorate --oneline --all'
|
|
|
|
test_expect_success 'merge c1 with c0, c2, c0, and c1' '
|
|
git reset --hard c1 &&
|
|
test_tick &&
|
|
git merge c0 c2 c0 c1 &&
|
|
verify_merge file result.1-5 &&
|
|
verify_parents $c1 $c2
|
|
'
|
|
|
|
test_debug 'git log --graph --decorate --oneline --all'
|
|
|
|
test_expect_success 'merge c1 with c0, c2, c0, and c1' '
|
|
git reset --hard c1 &&
|
|
test_tick &&
|
|
git merge c0 c2 c0 c1 &&
|
|
verify_merge file result.1-5 &&
|
|
verify_parents $c1 $c2
|
|
'
|
|
|
|
test_debug 'git log --graph --decorate --oneline --all'
|
|
|
|
test_expect_success 'merge c1 with c1 and c2' '
|
|
git reset --hard c1 &&
|
|
test_tick &&
|
|
git merge c1 c2 &&
|
|
verify_merge file result.1-5 &&
|
|
verify_parents $c1 $c2
|
|
'
|
|
|
|
test_debug 'git log --graph --decorate --oneline --all'
|
|
|
|
test_expect_success 'merge fast-forward in a dirty tree' '
|
|
git reset --hard c0 &&
|
|
mv file file1 &&
|
|
cat file1 >file &&
|
|
rm -f file1 &&
|
|
git merge c2
|
|
'
|
|
|
|
test_debug 'git log --graph --decorate --oneline --all'
|
|
|
|
test_expect_success 'in-index merge' '
|
|
git reset --hard c0 &&
|
|
git merge --no-ff -s resolve c1 >out &&
|
|
test_grep "Wonderful." out &&
|
|
verify_parents $c0 $c1
|
|
'
|
|
|
|
test_debug 'git log --graph --decorate --oneline --all'
|
|
|
|
test_expect_success 'refresh the index before merging' '
|
|
git reset --hard c1 &&
|
|
cp file file.n && mv -f file.n file &&
|
|
git merge c3
|
|
'
|
|
|
|
test_expect_success 'merge with --autostash' '
|
|
git reset --hard c1 &&
|
|
git merge-file file file.orig file.9 &&
|
|
git merge --autostash c2 2>err &&
|
|
test_grep "Applied autostash." err &&
|
|
git show HEAD:file >merge-result &&
|
|
test_cmp result.1-5 merge-result &&
|
|
test_cmp result.1-5-9 file
|
|
'
|
|
|
|
test_expect_success 'merge with merge.autoStash' '
|
|
test_config merge.autoStash true &&
|
|
git reset --hard c1 &&
|
|
git merge-file file file.orig file.9 &&
|
|
git merge c2 2>err &&
|
|
test_grep "Applied autostash." err &&
|
|
git show HEAD:file >merge-result &&
|
|
test_cmp result.1-5 merge-result &&
|
|
test_cmp result.1-5-9 file
|
|
'
|
|
|
|
test_expect_success 'fast-forward merge with --autostash' '
|
|
git reset --hard c0 &&
|
|
git merge-file file file.orig file.5 &&
|
|
git merge --autostash c1 2>err &&
|
|
test_grep "Applied autostash." err &&
|
|
test_cmp result.1-5 file
|
|
'
|
|
|
|
test_expect_success 'failed fast-forward merge with --autostash' '
|
|
git reset --hard c0 &&
|
|
git merge-file file file.orig file.5 &&
|
|
cp file.5 other &&
|
|
test_when_finished "rm other" &&
|
|
test_must_fail git merge --autostash c1 2>err &&
|
|
test_grep "Applied autostash." err &&
|
|
test_cmp file.5 file
|
|
'
|
|
|
|
test_expect_success 'octopus merge with --autostash' '
|
|
git reset --hard c1 &&
|
|
git merge-file file file.orig file.3 &&
|
|
git merge --autostash c2 c3 2>err &&
|
|
test_grep "Applied autostash." err &&
|
|
git show HEAD:file >merge-result &&
|
|
test_cmp result.1-5-9 merge-result &&
|
|
test_cmp result.1-3-5-9 file
|
|
'
|
|
|
|
test_expect_success 'failed merge (exit 2) with --autostash' '
|
|
git reset --hard c1 &&
|
|
git merge-file file file.orig file.5 &&
|
|
test_must_fail git merge -s recursive --autostash c2 c3 2>err &&
|
|
test_grep "Applied autostash." err &&
|
|
test_cmp result.1-5 file
|
|
'
|
|
|
|
test_expect_success 'conflicted merge with --autostash, --abort restores stash' '
|
|
git reset --hard c3 &&
|
|
cp file.1 file &&
|
|
test_must_fail git merge --autostash c7 &&
|
|
git merge --abort 2>err &&
|
|
test_grep "Applied autostash." err &&
|
|
test_cmp file.1 file
|
|
'
|
|
|
|
test_expect_success 'completed merge (git commit) with --no-commit and --autostash' '
|
|
git reset --hard c1 &&
|
|
git merge-file file file.orig file.9 &&
|
|
git diff >expect &&
|
|
git merge --no-commit --autostash c2 &&
|
|
git stash show -p MERGE_AUTOSTASH >actual &&
|
|
test_cmp expect actual &&
|
|
git commit 2>err &&
|
|
test_grep "Applied autostash." err &&
|
|
git show HEAD:file >merge-result &&
|
|
test_cmp result.1-5 merge-result &&
|
|
test_cmp result.1-5-9 file
|
|
'
|
|
|
|
test_expect_success 'completed merge (git merge --continue) with --no-commit and --autostash' '
|
|
git reset --hard c1 &&
|
|
git merge-file file file.orig file.9 &&
|
|
git diff >expect &&
|
|
git merge --no-commit --autostash c2 &&
|
|
git stash show -p MERGE_AUTOSTASH >actual &&
|
|
test_cmp expect actual &&
|
|
git merge --continue 2>err &&
|
|
test_grep "Applied autostash." err &&
|
|
git show HEAD:file >merge-result &&
|
|
test_cmp result.1-5 merge-result &&
|
|
test_cmp result.1-5-9 file
|
|
'
|
|
|
|
test_expect_success 'aborted merge (merge --abort) with --no-commit and --autostash' '
|
|
git reset --hard c1 &&
|
|
git merge-file file file.orig file.9 &&
|
|
git diff >expect &&
|
|
git merge --no-commit --autostash c2 &&
|
|
git stash show -p MERGE_AUTOSTASH >actual &&
|
|
test_cmp expect actual &&
|
|
git merge --abort 2>err &&
|
|
test_grep "Applied autostash." err &&
|
|
git diff >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'aborted merge (reset --hard) with --no-commit and --autostash' '
|
|
git reset --hard c1 &&
|
|
git merge-file file file.orig file.9 &&
|
|
git diff >expect &&
|
|
git merge --no-commit --autostash c2 &&
|
|
git stash show -p MERGE_AUTOSTASH >actual &&
|
|
test_cmp expect actual &&
|
|
git reset --hard 2>err &&
|
|
test_grep "Autostash exists; creating a new stash entry." err &&
|
|
git diff --exit-code
|
|
'
|
|
|
|
test_expect_success 'quit merge with --no-commit and --autostash' '
|
|
git reset --hard c1 &&
|
|
git merge-file file file.orig file.9 &&
|
|
git diff >expect &&
|
|
git merge --no-commit --autostash c2 &&
|
|
git stash show -p MERGE_AUTOSTASH >actual &&
|
|
test_cmp expect actual &&
|
|
git diff HEAD >expect &&
|
|
git merge --quit 2>err &&
|
|
test_grep "Autostash exists; creating a new stash entry." err &&
|
|
git diff HEAD >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'merge with conflicted --autostash changes' '
|
|
git reset --hard c1 &&
|
|
git merge-file file file.orig file.9y &&
|
|
git diff >expect &&
|
|
test_when_finished "test_might_fail git stash drop" &&
|
|
git merge --autostash c3 2>err &&
|
|
test_grep "Applying autostash resulted in conflicts." err &&
|
|
git show HEAD:file >merge-result &&
|
|
test_cmp result.1-9 merge-result &&
|
|
git stash show -p >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
cat >expected.branch <<\EOF
|
|
Merge branch 'c5-branch' (early part)
|
|
EOF
|
|
cat >expected.tag <<\EOF
|
|
Merge commit 'c5~1'
|
|
EOF
|
|
|
|
test_expect_success 'merge early part of c2' '
|
|
git reset --hard c3 &&
|
|
echo c4 >c4.c &&
|
|
git add c4.c &&
|
|
git commit -m c4 &&
|
|
git tag c4 &&
|
|
echo c5 >c5.c &&
|
|
git add c5.c &&
|
|
git commit -m c5 &&
|
|
git tag c5 &&
|
|
git reset --hard c3 &&
|
|
echo c6 >c6.c &&
|
|
git add c6.c &&
|
|
git commit -m c6 &&
|
|
git tag c6 &&
|
|
git branch -f c5-branch c5 &&
|
|
git merge c5-branch~1 &&
|
|
git show -s --pretty=tformat:%s HEAD >actual.branch &&
|
|
git reset --keep HEAD^ &&
|
|
git merge c5~1 &&
|
|
git show -s --pretty=tformat:%s HEAD >actual.tag &&
|
|
test_cmp expected.branch actual.branch &&
|
|
test_cmp expected.tag actual.tag
|
|
'
|
|
|
|
test_debug 'git log --graph --decorate --oneline --all'
|
|
|
|
test_expect_success 'merge --no-ff --no-commit && commit' '
|
|
git reset --hard c0 &&
|
|
git merge --no-ff --no-commit c1 &&
|
|
EDITOR=: git commit &&
|
|
verify_parents $c0 $c1
|
|
'
|
|
|
|
test_debug 'git log --graph --decorate --oneline --all'
|
|
|
|
test_expect_success 'amending no-ff merge commit' '
|
|
EDITOR=: git commit --amend &&
|
|
verify_parents $c0 $c1
|
|
'
|
|
|
|
test_debug 'git log --graph --decorate --oneline --all'
|
|
|
|
cat >editor <<\EOF
|
|
#!/bin/sh
|
|
# Add a new message string that was not in the template
|
|
(
|
|
echo "Merge work done on the side branch c1"
|
|
echo
|
|
cat "$1"
|
|
) >"$1.tmp" && mv "$1.tmp" "$1"
|
|
# strip comments and blank lines from end of message
|
|
sed -e '/^#/d' "$1" | sed -e :a -e '/^\n*$/{$d;N;ba' -e '}' >expected
|
|
EOF
|
|
chmod 755 editor
|
|
|
|
test_expect_success 'merge --no-ff --edit' '
|
|
git reset --hard c0 &&
|
|
EDITOR=./editor git merge --no-ff --edit c1 &&
|
|
verify_parents $c0 $c1 &&
|
|
git cat-file commit HEAD >raw &&
|
|
grep "work done on the side branch" raw &&
|
|
sed "1,/^$/d" >actual raw &&
|
|
test_cmp expected actual
|
|
'
|
|
|
|
test_expect_success 'merge annotated/signed tag w/o tracking' '
|
|
test_when_finished "rm -rf dst; git tag -d anno1" &&
|
|
git tag -a -m "anno c1" anno1 c1 &&
|
|
git init dst &&
|
|
git rev-parse c1 >dst/expect &&
|
|
(
|
|
# c0 fast-forwards to c1 but because this repository
|
|
# is not a "downstream" whose refs/tags follows along
|
|
# tag from the "upstream", this pull defaults to --no-ff
|
|
cd dst &&
|
|
git pull .. c0 &&
|
|
git pull .. anno1 &&
|
|
git rev-parse HEAD^2 >actual &&
|
|
test_cmp expect actual
|
|
)
|
|
'
|
|
|
|
test_expect_success 'merge annotated/signed tag w/ tracking' '
|
|
test_when_finished "rm -rf dst; git tag -d anno1" &&
|
|
git tag -a -m "anno c1" anno1 c1 &&
|
|
git init dst &&
|
|
git rev-parse c1 >dst/expect &&
|
|
(
|
|
# c0 fast-forwards to c1 and because this repository
|
|
# is a "downstream" whose refs/tags follows along
|
|
# tag from the "upstream", this pull defaults to --ff
|
|
cd dst &&
|
|
git remote add origin .. &&
|
|
git pull origin c0 &&
|
|
git fetch origin &&
|
|
git merge anno1 &&
|
|
git rev-parse HEAD >actual &&
|
|
test_cmp expect actual
|
|
)
|
|
'
|
|
|
|
test_expect_success GPG 'merge --ff-only tag' '
|
|
git reset --hard c0 &&
|
|
git commit --allow-empty -m "A newer commit" &&
|
|
git tag -s -m "A newer commit" signed &&
|
|
git reset --hard c0 &&
|
|
|
|
git merge --ff-only signed &&
|
|
git rev-parse signed^0 >expect &&
|
|
git rev-parse HEAD >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success GPG 'merge --no-edit tag should skip editor' '
|
|
git reset --hard c0 &&
|
|
git commit --allow-empty -m "A newer commit" &&
|
|
git tag -f -s -m "A newer commit" signed &&
|
|
git reset --hard c0 &&
|
|
|
|
EDITOR=false git merge --no-edit --no-ff signed &&
|
|
git rev-parse signed^0 >expect &&
|
|
git rev-parse HEAD^2 >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'set up mod-256 conflict scenario' '
|
|
# 256 near-identical stanzas...
|
|
for i in $(test_seq 1 256); do
|
|
for j in 1 2 3 4 5; do
|
|
echo $i-$j || return 1
|
|
done
|
|
done >file &&
|
|
git add file &&
|
|
git commit -m base &&
|
|
|
|
# one side changes the first line of each to "main"
|
|
sed s/-1/-main/ file >tmp &&
|
|
mv tmp file &&
|
|
git commit -am main &&
|
|
|
|
# and the other to "side"; merging the two will
|
|
# yield 256 separate conflicts
|
|
git checkout -b side HEAD^ &&
|
|
sed s/-1/-side/ file >tmp &&
|
|
mv tmp file &&
|
|
git commit -am side
|
|
'
|
|
|
|
test_expect_success 'merge detects mod-256 conflicts (recursive)' '
|
|
git reset --hard &&
|
|
test_must_fail git merge -s recursive main
|
|
'
|
|
|
|
test_expect_success 'merge detects mod-256 conflicts (resolve)' '
|
|
git reset --hard &&
|
|
test_must_fail git merge -s resolve main
|
|
'
|
|
|
|
test_expect_success 'merge nothing into void' '
|
|
git init void &&
|
|
(
|
|
cd void &&
|
|
git remote add up .. &&
|
|
git fetch up &&
|
|
test_must_fail git merge FETCH_HEAD
|
|
)
|
|
'
|
|
|
|
test_expect_success 'merge can be completed with --continue' '
|
|
git reset --hard c0 &&
|
|
git merge --no-ff --no-commit c1 &&
|
|
git merge --continue &&
|
|
verify_parents $c0 $c1
|
|
'
|
|
|
|
write_script .git/FAKE_EDITOR <<EOF
|
|
# kill -TERM command added below.
|
|
EOF
|
|
|
|
test_expect_success EXECKEEPSPID 'killed merge can be completed with --continue' '
|
|
git reset --hard c0 &&
|
|
! "$SHELL_PATH" -c '\''
|
|
echo kill -TERM $$ >>.git/FAKE_EDITOR
|
|
GIT_EDITOR=.git/FAKE_EDITOR
|
|
export GIT_EDITOR
|
|
exec git merge --no-ff --edit c1'\'' &&
|
|
git merge --continue &&
|
|
verify_parents $c0 $c1
|
|
'
|
|
|
|
test_expect_success 'merge --quit' '
|
|
git init merge-quit &&
|
|
(
|
|
cd merge-quit &&
|
|
test_commit base &&
|
|
echo one >>base.t &&
|
|
git commit -am one &&
|
|
git branch one &&
|
|
git checkout base &&
|
|
echo two >>base.t &&
|
|
git commit -am two &&
|
|
test_must_fail git -c rerere.enabled=true merge one &&
|
|
test_path_is_file .git/MERGE_HEAD &&
|
|
test_path_is_file .git/MERGE_MODE &&
|
|
test_path_is_file .git/MERGE_MSG &&
|
|
git rerere status >rerere.before &&
|
|
git merge --quit &&
|
|
test_path_is_missing .git/MERGE_HEAD &&
|
|
test_path_is_missing .git/MERGE_MODE &&
|
|
test_path_is_missing .git/MERGE_MSG &&
|
|
git rerere status >rerere.after &&
|
|
test_must_be_empty rerere.after &&
|
|
! test_cmp rerere.after rerere.before
|
|
)
|
|
'
|
|
|
|
test_expect_success 'merge suggests matching remote refname' '
|
|
git commit --allow-empty -m not-local &&
|
|
git update-ref refs/remotes/origin/not-local HEAD &&
|
|
git reset --hard HEAD^ &&
|
|
|
|
# This is white-box testing hackery; we happen to know
|
|
# that reading packed refs is more picky about the memory
|
|
# ownership of strings we pass to for_each_ref() callbacks.
|
|
git pack-refs --all --prune &&
|
|
|
|
test_must_fail git merge not-local 2>stderr &&
|
|
grep origin/not-local stderr
|
|
'
|
|
|
|
test_expect_success 'suggested names are not ambiguous' '
|
|
git update-ref refs/heads/origin/not-local HEAD &&
|
|
test_must_fail git merge not-local 2>stderr &&
|
|
grep remotes/origin/not-local stderr
|
|
'
|
|
|
|
test_done
|