1 files changed, 62 insertions, 0 deletions
diff --git a/t/t5402-post-merge-hook.sh b/t/t5402-post-merge-hook.sh
new file mode 100755
index 0000000..46ebdfb
--- /dev/null
+++ b/t/t5402-post-merge-hook.sh
@@ -0,0 +1,62 @@
+#!/bin/sh
+#
+# Copyright (c) 2006 Josh England
+#
+
+test_description='Test the post-merge hook.'
+GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
+export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
+
+TEST_PASSES_SANITIZE_LEAK=true
+. ./test-lib.sh
+
+test_expect_success setup '
+	echo Data for commit0. >a &&
+	git update-index --add a &&
+	tree0=$(git write-tree) &&
+	commit0=$(echo setup | git commit-tree $tree0) &&
+	echo Changed data for commit1. >a &&
+	git update-index a &&
+	tree1=$(git write-tree) &&
+	commit1=$(echo modify | git commit-tree $tree1 -p $commit0) &&
+	git update-ref refs/heads/main $commit0 &&
+	git clone ./. clone1 &&
+	GIT_DIR=clone1/.git git update-index --add a &&
+	git clone ./. clone2 &&
+	GIT_DIR=clone2/.git git update-index --add a
+'
+
+test_expect_success 'setup clone hooks' '
+	test_when_finished "rm -f hook" &&
+	cat >hook <<-\EOF &&
+	echo $@ >>$GIT_DIR/post-merge.args
+	EOF
+
+	test_hook --setup -C clone1 post-merge <hook &&
+	test_hook --setup -C clone2 post-merge <hook
+'
+
+test_expect_success 'post-merge does not run for up-to-date ' '
+	GIT_DIR=clone1/.git git merge $commit0 &&
+	! test -f clone1/.git/post-merge.args
+'
+
+test_expect_success 'post-merge runs as expected ' '
+	GIT_DIR=clone1/.git git merge $commit1 &&
+	test -e clone1/.git/post-merge.args
+'
+
+test_expect_success 'post-merge from normal merge receives the right argument ' '
+	grep 0 clone1/.git/post-merge.args
+'
+
+test_expect_success 'post-merge from squash merge runs as expected ' '
+	GIT_DIR=clone2/.git git merge --squash $commit1 &&
+	test -e clone2/.git/post-merge.args
+'
+
+test_expect_success 'post-merge from squash merge receives the right argument ' '
+	grep 1 clone2/.git/post-merge.args
+'
+
+test_done