merge(third_party/git): Merge squashed git subtree at v2.23.0 r/373

Merge commit '1b593e1ea4d2af0f6444d9a7788d5d99abd6fde5' as 'third_party/git'

1 files changed, 276 insertions, 0 deletions

diff --git a/third_party/git/t/t3418-rebase-continue.sh b/third_party/git/t/t3418-rebase-continue.sh
new file mode 100755
index 000000000000..4eff14dae532
--- /dev/null
+++ b/third_party/git/t/t3418-rebase-continue.sh
@@ -0,0 +1,276 @@
+#!/bin/sh
+
+test_description='git rebase --continue tests'
+
+. ./test-lib.sh
+
+. "$TEST_DIRECTORY"/lib-rebase.sh
+
+set_fake_editor
+
+test_expect_success 'setup' '
+	test_commit "commit-new-file-F1" F1 1 &&
+	test_commit "commit-new-file-F2" F2 2 &&
+
+	git checkout -b topic HEAD^ &&
+	test_commit "commit-new-file-F2-on-topic-branch" F2 22 &&
+
+	git checkout master
+'
+
+test_expect_success 'interactive rebase --continue works with touched file' '
+	rm -fr .git/rebase-* &&
+	git reset --hard &&
+	git checkout master &&
+
+	FAKE_LINES="edit 1" git rebase -i HEAD^ &&
+	test-tool chmtime =-60 F1 &&
+	git rebase --continue
+'
+
+test_expect_success 'non-interactive rebase --continue works with touched file' '
+	rm -fr .git/rebase-* &&
+	git reset --hard &&
+	git checkout master &&
+
+	test_must_fail git rebase --onto master master topic &&
+	echo "Resolved" >F2 &&
+	git add F2 &&
+	test-tool chmtime =-60 F1 &&
+	git rebase --continue
+'
+
+test_expect_success 'rebase --continue can not be used with other options' '
+	test_must_fail git rebase -v --continue &&
+	test_must_fail git rebase --continue -v
+'
+
+test_expect_success 'rebase --continue remembers merge strategy and options' '
+	rm -fr .git/rebase-* &&
+	git reset --hard commit-new-file-F2-on-topic-branch &&
+	test_commit "commit-new-file-F3-on-topic-branch" F3 32 &&
+	test_when_finished "rm -fr test-bin funny.was.run" &&
+	mkdir test-bin &&
+	cat >test-bin/git-merge-funny <<-EOF &&
+	#!$SHELL_PATH
+	case "\$1" in --opt) ;; *) exit 2 ;; esac
+	shift &&
+	>funny.was.run &&
+	exec git merge-recursive "\$@"
+	EOF
+	chmod +x test-bin/git-merge-funny &&
+	(
+		PATH=./test-bin:$PATH &&
+		test_must_fail git rebase -s funny -Xopt master topic
+	) &&
+	test -f funny.was.run &&
+	rm funny.was.run &&
+	echo "Resolved" >F2 &&
+	git add F2 &&
+	(
+		PATH=./test-bin:$PATH &&
+		git rebase --continue
+	) &&
+	test -f funny.was.run
+'
+
+test_expect_success 'rebase -i --continue handles merge strategy and options' '
+	rm -fr .git/rebase-* &&
+	git reset --hard commit-new-file-F2-on-topic-branch &&
+	test_commit "commit-new-file-F3-on-topic-branch-for-dash-i" F3 32 &&
+	test_when_finished "rm -fr test-bin funny.was.run funny.args" &&
+	mkdir test-bin &&
+	cat >test-bin/git-merge-funny <<-EOF &&
+	#!$SHELL_PATH
+	echo "\$@" >>funny.args
+	case "\$1" in --opt) ;; *) exit 2 ;; esac
+	case "\$2" in --foo) ;; *) exit 2 ;; esac
+	case "\$4" in --) ;; *) exit 2 ;; esac
+	shift 2 &&
+	>funny.was.run &&
+	exec git merge-recursive "\$@"
+	EOF
+	chmod +x test-bin/git-merge-funny &&
+	(
+		PATH=./test-bin:$PATH &&
+		test_must_fail git rebase -i -s funny -Xopt -Xfoo master topic
+	) &&
+	test -f funny.was.run &&
+	rm funny.was.run &&
+	echo "Resolved" >F2 &&
+	git add F2 &&
+	(
+		PATH=./test-bin:$PATH &&
+		git rebase --continue
+	) &&
+	test -f funny.was.run
+'
+
+test_expect_success REBASE_P 'rebase passes merge strategy options correctly' '
+	rm -fr .git/rebase-* &&
+	git reset --hard commit-new-file-F3-on-topic-branch &&
+	test_commit theirs-to-merge &&
+	git reset --hard HEAD^ &&
+	test_commit some-commit &&
+	test_tick &&
+	git merge --no-ff theirs-to-merge &&
+	FAKE_LINES="1 edit 2 3" git rebase -i -f -p -m \
+		-s recursive --strategy-option=theirs HEAD~2 &&
+	test_commit force-change &&
+	git rebase --continue
+'
+
+test_expect_success '--skip after failed fixup cleans commit message' '
+	test_when_finished "test_might_fail git rebase --abort" &&
+	git checkout -b with-conflicting-fixup &&
+	test_commit wants-fixup &&
+	test_commit "fixup! wants-fixup" wants-fixup.t 1 wants-fixup-1 &&
+	test_commit "fixup! wants-fixup" wants-fixup.t 2 wants-fixup-2 &&
+	test_commit "fixup! wants-fixup" wants-fixup.t 3 wants-fixup-3 &&
+	test_must_fail env FAKE_LINES="1 fixup 2 squash 4" \
+		git rebase -i HEAD~4 &&
+
+	: now there is a conflict, and comments in the commit message &&
+	git show HEAD >out &&
+	grep "fixup! wants-fixup" out &&
+
+	: skip and continue &&
+	echo "cp \"\$1\" .git/copy.txt" | write_script copy-editor.sh &&
+	(test_set_editor "$PWD/copy-editor.sh" && git rebase --skip) &&
+
+	: the user should not have had to edit the commit message &&
+	test_path_is_missing .git/copy.txt &&
+
+	: now the comments in the commit message should have been cleaned up &&
+	git show HEAD >out &&
+	! grep "fixup! wants-fixup" out &&
+
+	: now, let us ensure that "squash" is handled correctly &&
+	git reset --hard wants-fixup-3 &&
+	test_must_fail env FAKE_LINES="1 squash 4 squash 2 squash 4" \
+		git rebase -i HEAD~4 &&
+
+	: the first squash failed, but there are two more in the chain &&
+	(test_set_editor "$PWD/copy-editor.sh" &&
+	 test_must_fail git rebase --skip) &&
+
+	: not the final squash, no need to edit the commit message &&
+	test_path_is_missing .git/copy.txt &&
+
+	: The first squash was skipped, therefore: &&
+	git show HEAD >out &&
+	test_i18ngrep "# This is a combination of 2 commits" out &&
+	test_i18ngrep "# This is the commit message #2:" out &&
+
+	(test_set_editor "$PWD/copy-editor.sh" && git rebase --skip) &&
+	git show HEAD >out &&
+	test_i18ngrep ! "# This is a combination" out &&
+
+	: Final squash failed, but there was still a squash &&
+	test_i18ngrep "# This is a combination of 2 commits" .git/copy.txt &&
+	test_i18ngrep "# This is the commit message #2:" .git/copy.txt
+'
+
+test_expect_success 'setup rerere database' '
+	rm -fr .git/rebase-* &&
+	git reset --hard commit-new-file-F3-on-topic-branch &&
+	git checkout master &&
+	test_commit "commit-new-file-F3" F3 3 &&
+	test_config rerere.enabled true &&
+	git update-ref refs/heads/topic commit-new-file-F3-on-topic-branch &&
+	test_must_fail git rebase -m master topic &&
+	echo "Resolved" >F2 &&
+	cp F2 expected-F2 &&
+	git add F2 &&
+	test_must_fail git rebase --continue &&
+	echo "Resolved" >F3 &&
+	cp F3 expected-F3 &&
+	git add F3 &&
+	git rebase --continue &&
+	git reset --hard topic@{1}
+'
+
+prepare () {
+	rm -fr .git/rebase-* &&
+	git reset --hard commit-new-file-F3-on-topic-branch &&
+	git checkout master &&
+	test_config rerere.enabled true
+}
+
+test_rerere_autoupdate () {
+	action=$1 &&
+	test_expect_success "rebase $action --continue remembers --rerere-autoupdate" '
+		prepare &&
+		test_must_fail git rebase $action --rerere-autoupdate master topic &&
+		test_cmp expected-F2 F2 &&
+		git diff-files --quiet &&
+		test_must_fail git rebase --continue &&
+		test_cmp expected-F3 F3 &&
+		git diff-files --quiet &&
+		git rebase --continue
+	'
+
+	test_expect_success "rebase $action --continue honors rerere.autoUpdate" '
+		prepare &&
+		test_config rerere.autoupdate true &&
+		test_must_fail git rebase $action master topic &&
+		test_cmp expected-F2 F2 &&
+		git diff-files --quiet &&
+		test_must_fail git rebase --continue &&
+		test_cmp expected-F3 F3 &&
+		git diff-files --quiet &&
+		git rebase --continue
+	'
+
+	test_expect_success "rebase $action --continue remembers --no-rerere-autoupdate" '
+		prepare &&
+		test_config rerere.autoupdate true &&
+		test_must_fail git rebase $action --no-rerere-autoupdate master topic &&
+		test_cmp expected-F2 F2 &&
+		test_must_fail git diff-files --quiet &&
+		git add F2 &&
+		test_must_fail git rebase --continue &&
+		test_cmp expected-F3 F3 &&
+		test_must_fail git diff-files --quiet &&
+		git add F3 &&
+		git rebase --continue
+	'
+}
+
+test_rerere_autoupdate
+test_rerere_autoupdate -m
+GIT_SEQUENCE_EDITOR=: && export GIT_SEQUENCE_EDITOR
+test_rerere_autoupdate -i
+test_have_prereq !REBASE_P || test_rerere_autoupdate --preserve-merges
+unset GIT_SEQUENCE_EDITOR
+
+test_expect_success 'the todo command "break" works' '
+	rm -f execed &&
+	FAKE_LINES="break b exec_>execed" git rebase -i HEAD &&
+	test_path_is_missing execed &&
+	git rebase --continue &&
+	test_path_is_missing execed &&
+	git rebase --continue &&
+	test_path_is_file execed
+'
+
+test_expect_success '--reschedule-failed-exec' '
+	test_when_finished "git rebase --abort" &&
+	test_must_fail git rebase -x false --reschedule-failed-exec HEAD^ &&
+	grep "^exec false" .git/rebase-merge/git-rebase-todo &&
+	git rebase --abort &&
+	test_must_fail git -c rebase.rescheduleFailedExec=true \
+		rebase -x false HEAD^ 2>err &&
+	grep "^exec false" .git/rebase-merge/git-rebase-todo &&
+	test_i18ngrep "has been rescheduled" err
+'
+
+test_expect_success 'rebase.reschedulefailedexec only affects `rebase -i`' '
+	test_config rebase.reschedulefailedexec true &&
+	test_must_fail git rebase -x false HEAD^ &&
+	grep "^exec false" .git/rebase-merge/git-rebase-todo &&
+	git rebase --abort &&
+	git rebase HEAD^
+'
+
+test_done