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

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

1 files changed, 177 insertions, 0 deletions

diff --git a/third_party/git/t/t7509-commit-authorship.sh b/third_party/git/t/t7509-commit-authorship.sh
new file mode 100755
index 000000000000..500ab2fe7228
--- /dev/null
+++ b/third_party/git/t/t7509-commit-authorship.sh
@@ -0,0 +1,177 @@
+#!/bin/sh
+#
+# Copyright (c) 2009 Erick Mattos
+#
+
+test_description='commit tests of various authorhip options. '
+
+. ./test-lib.sh
+
+author_header () {
+	git cat-file commit "$1" |
+	sed -n -e '/^$/q' -e '/^author /p'
+}
+
+message_body () {
+	git cat-file commit "$1" |
+	sed -e '1,/^$/d'
+}
+
+test_expect_success '-C option copies authorship and message' '
+	echo "Initial" >foo &&
+	git add foo &&
+	test_tick &&
+	git commit -m "Initial Commit" --author Frigate\ \<flying@over.world\> &&
+	git tag Initial &&
+	echo "Test 1" >>foo &&
+	test_tick &&
+	git commit -a -C Initial &&
+	author_header Initial >expect &&
+	author_header HEAD >actual &&
+	test_cmp expect actual &&
+
+	message_body Initial >expect &&
+	message_body HEAD >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success '-C option copies only the message with --reset-author' '
+	echo "Test 2" >>foo &&
+	test_tick &&
+	git commit -a -C Initial --reset-author &&
+	echo "author $GIT_AUTHOR_NAME <$GIT_AUTHOR_EMAIL> $GIT_AUTHOR_DATE" >expect &&
+	author_header HEAD >actual &&
+	test_cmp expect actual &&
+
+	message_body Initial >expect &&
+	message_body HEAD >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success '-c option copies authorship and message' '
+	echo "Test 3" >>foo &&
+	test_tick &&
+	EDITOR=: VISUAL=: git commit -a -c Initial &&
+	author_header Initial >expect &&
+	author_header HEAD >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success '-c option copies only the message with --reset-author' '
+	echo "Test 4" >>foo &&
+	test_tick &&
+	EDITOR=: VISUAL=: git commit -a -c Initial --reset-author &&
+	echo "author $GIT_AUTHOR_NAME <$GIT_AUTHOR_EMAIL> $GIT_AUTHOR_DATE" >expect &&
+	author_header HEAD >actual &&
+	test_cmp expect actual &&
+
+	message_body Initial >expect &&
+	message_body HEAD >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success '--amend option copies authorship' '
+	git checkout Initial &&
+	echo "Test 5" >>foo &&
+	test_tick &&
+	git commit -a --amend -m "amend test" &&
+	author_header Initial >expect &&
+	author_header HEAD >actual &&
+	test_cmp expect actual &&
+
+	echo "amend test" >expect &&
+	message_body HEAD >actual &&
+	test_cmp expect actual
+'
+
+sha1_file() {
+	echo "$*" | sed "s#..#.git/objects/&/#"
+}
+remove_object() {
+	rm -f $(sha1_file "$*")
+}
+
+test_expect_success '--amend option with empty author' '
+	git cat-file commit Initial >tmp &&
+	sed "s/author [^<]* </author  </" tmp >empty-author &&
+	sha=$(git hash-object -t commit -w empty-author) &&
+	test_when_finished "remove_object $sha" &&
+	git checkout $sha &&
+	test_when_finished "git checkout Initial" &&
+	echo "Empty author test" >>foo &&
+	test_tick &&
+	test_must_fail git commit -a -m "empty author" --amend 2>err &&
+	test_i18ngrep "empty ident" err
+'
+
+test_expect_success '--amend option with missing author' '
+	git cat-file commit Initial >tmp &&
+	sed "s/author [^<]* </author </" tmp >malformed &&
+	sha=$(git hash-object -t commit -w malformed) &&
+	test_when_finished "remove_object $sha" &&
+	git checkout $sha &&
+	test_when_finished "git checkout Initial" &&
+	echo "Missing author test" >>foo &&
+	test_tick &&
+	test_must_fail git commit -a -m "malformed author" --amend 2>err &&
+	test_i18ngrep "empty ident" err
+'
+
+test_expect_success '--reset-author makes the commit ours even with --amend option' '
+	git checkout Initial &&
+	echo "Test 6" >>foo &&
+	test_tick &&
+	git commit -a --reset-author -m "Changed again" --amend &&
+	echo "author $GIT_AUTHOR_NAME <$GIT_AUTHOR_EMAIL> $GIT_AUTHOR_DATE" >expect &&
+	author_header HEAD >actual &&
+	test_cmp expect actual &&
+
+	echo "Changed again" >expect &&
+	message_body HEAD >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success '--reset-author and --author are mutually exclusive' '
+	git checkout Initial &&
+	echo "Test 7" >>foo &&
+	test_tick &&
+	test_must_fail git commit -a --reset-author --author="Xyzzy <frotz@nitfol.xz>"
+'
+
+test_expect_success '--reset-author should be rejected without -c/-C/--amend' '
+	git checkout Initial &&
+	echo "Test 7" >>foo &&
+	test_tick &&
+	test_must_fail git commit -a --reset-author -m done
+'
+
+test_expect_success 'commit respects CHERRY_PICK_HEAD and MERGE_MSG' '
+	echo "cherry-pick 1a" >>foo &&
+	test_tick &&
+	git commit -am "cherry-pick 1" --author="Cherry <cherry@pick.er>" &&
+	git tag cherry-pick-head &&
+	git rev-parse cherry-pick-head >.git/CHERRY_PICK_HEAD &&
+	echo "This is a MERGE_MSG" >.git/MERGE_MSG &&
+	echo "cherry-pick 1b" >>foo &&
+	test_tick &&
+	git commit -a &&
+	author_header cherry-pick-head >expect &&
+	author_header HEAD >actual &&
+	test_cmp expect actual &&
+
+	echo "This is a MERGE_MSG" >expect &&
+	message_body HEAD >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success '--reset-author with CHERRY_PICK_HEAD' '
+	git rev-parse cherry-pick-head >.git/CHERRY_PICK_HEAD &&
+	echo "cherry-pick 2" >>foo &&
+	test_tick &&
+	git commit -am "cherry-pick 2" --reset-author &&
+	echo "author $GIT_AUTHOR_NAME <$GIT_AUTHOR_EMAIL> $GIT_AUTHOR_DATE" >expect &&
+	author_header HEAD >actual &&
+	test_cmp expect actual
+'
+
+test_done