1 files changed, 108 insertions, 1 deletions
diff --git a/t/t7500-commit.sh b/t/t7500-commit.sh
index 9f5c3edb0..d551b77ce 100755
--- a/t/t7500-commit.sh
+++ b/t/t7500-commit.sh
@@ -10,7 +10,12 @@ Tests for selected commit options.'
 . ./test-lib.sh
 
 commit_msg_is () {
-	test "`git log --pretty=format:%s%b -1`" = "$1"
+	expect=commit_msg_is.expect
+	actual=commit_msg_is.actual
+
+	printf "%s" "$(git log --pretty=format:%s%b -1)" >$expect &&
+	printf "%s" "$1" >$actual &&
+	test_cmp $expect $actual
 }
 
 # A sanity check to see if commit is working at all.
@@ -193,4 +198,106 @@ test_expect_success 'commit -F overrides -t' '
 	commit_msg_is "-F log"
 '
 
+test_expect_success 'Commit without message is allowed with --allow-empty-message' '
+	echo "more content" >>foo &&
+	git add foo &&
+	>empty &&
+	git commit --allow-empty-message <empty &&
+	commit_msg_is ""
+'
+
+test_expect_success 'Commit without message is no-no without --allow-empty-message' '
+	echo "more content" >>foo &&
+	git add foo &&
+	>empty &&
+	test_must_fail git commit <empty
+'
+
+test_expect_success 'Commit a message with --allow-empty-message' '
+	echo "even more content" >>foo &&
+	git add foo &&
+	git commit --allow-empty-message -m"hello there" &&
+	commit_msg_is "hello there"
+'
+
+commit_for_rebase_autosquash_setup () {
+	echo "first content line" >>foo &&
+	git add foo &&
+	cat >log <<EOF &&
+target message subject line
+
+target message body line 1
+target message body line 2
+EOF
+	git commit -F log &&
+	echo "second content line" >>foo &&
+	git add foo &&
+	git commit -m "intermediate commit" &&
+	echo "third content line" >>foo &&
+	git add foo
+}
+
+test_expect_success 'commit --fixup provides correct one-line commit message' '
+	commit_for_rebase_autosquash_setup &&
+	git commit --fixup HEAD~1 &&
+	commit_msg_is "fixup! target message subject line"
+'
+
+test_expect_success 'commit --squash works with -F' '
+	commit_for_rebase_autosquash_setup &&
+	echo "log message from file" >msgfile &&
+	git commit --squash HEAD~1 -F msgfile  &&
+	commit_msg_is "squash! target message subject linelog message from file"
+'
+
+test_expect_success 'commit --squash works with -m' '
+	commit_for_rebase_autosquash_setup &&
+	git commit --squash HEAD~1 -m "foo bar\nbaz" &&
+	commit_msg_is "squash! target message subject linefoo bar\nbaz"
+'
+
+test_expect_success 'commit --squash works with -C' '
+	commit_for_rebase_autosquash_setup &&
+	git commit --squash HEAD~1 -C HEAD &&
+	commit_msg_is "squash! target message subject lineintermediate commit"
+'
+
+test_expect_success 'commit --squash works with -c' '
+	commit_for_rebase_autosquash_setup &&
+	test_set_editor "$TEST_DIRECTORY"/t7500/edit-content &&
+	git commit --squash HEAD~1 -c HEAD &&
+	commit_msg_is "squash! target message subject lineedited commit"
+'
+
+test_expect_success 'commit --squash works with -C for same commit' '
+	commit_for_rebase_autosquash_setup &&
+	git commit --squash HEAD -C HEAD &&
+	commit_msg_is "squash! intermediate commit"
+'
+
+test_expect_success 'commit --squash works with -c for same commit' '
+	commit_for_rebase_autosquash_setup &&
+	test_set_editor "$TEST_DIRECTORY"/t7500/edit-content &&
+	git commit --squash HEAD -c HEAD &&
+	commit_msg_is "squash! edited commit"
+'
+
+test_expect_success 'commit --squash works with editor' '
+	commit_for_rebase_autosquash_setup &&
+	test_set_editor "$TEST_DIRECTORY"/t7500/add-content &&
+	git commit --squash HEAD~1 &&
+	commit_msg_is "squash! target message subject linecommit message"
+'
+
+test_expect_success 'invalid message options when using --fixup' '
+	echo changes >>foo &&
+	echo "message" >log &&
+	git add foo &&
+	test_must_fail git commit --fixup HEAD~1 --squash HEAD~2 &&
+	test_must_fail git commit --fixup HEAD~1 -C HEAD~2 &&
+	test_must_fail git commit --fixup HEAD~1 -c HEAD~2 &&
+	test_must_fail git commit --fixup HEAD~1 -m "cmdline message" &&
+	test_must_fail git commit --fixup HEAD~1 -F log
+'
+
 test_done