From c8bae7493d2f2910b57f13ded012e86bdcfb0532 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 16:47:53 +0200
Subject: Adding upstream version 1:2.39.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 t/t5403-post-checkout-hook.sh | 115 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100755 t/t5403-post-checkout-hook.sh

(limited to 't/t5403-post-checkout-hook.sh')

diff --git a/t/t5403-post-checkout-hook.sh b/t/t5403-post-checkout-hook.sh
new file mode 100755
index 0000000..978f240
--- /dev/null
+++ b/t/t5403-post-checkout-hook.sh
@@ -0,0 +1,115 @@
+#!/bin/sh
+#
+# Copyright (c) 2006 Josh England
+#
+
+test_description='Test the post-checkout hook.'
+GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
+export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
+
+. ./test-lib.sh
+
+test_expect_success setup '
+	test_hook --setup post-checkout <<-\EOF &&
+	echo "$@" >.git/post-checkout.args
+	EOF
+	test_commit one &&
+	test_commit two &&
+	test_commit rebase-on-me &&
+	git reset --hard HEAD^ &&
+	test_commit three
+'
+
+test_expect_success 'post-checkout receives the right arguments with HEAD unchanged ' '
+	test_when_finished "rm -f .git/post-checkout.args" &&
+	git checkout main &&
+	read old new flag <.git/post-checkout.args &&
+	test $old = $new && test $flag = 1
+'
+
+test_expect_success 'post-checkout args are correct with git checkout -b ' '
+	test_when_finished "rm -f .git/post-checkout.args" &&
+	git checkout -b new1 &&
+	read old new flag <.git/post-checkout.args &&
+	test $old = $new && test $flag = 1
+'
+
+test_expect_success 'post-checkout receives the right args with HEAD changed ' '
+	test_when_finished "rm -f .git/post-checkout.args" &&
+	git checkout two &&
+	read old new flag <.git/post-checkout.args &&
+	test $old != $new && test $flag = 1
+'
+
+test_expect_success 'post-checkout receives the right args when not switching branches ' '
+	test_when_finished "rm -f .git/post-checkout.args" &&
+	git checkout main -- three.t &&
+	read old new flag <.git/post-checkout.args &&
+	test $old = $new && test $flag = 0
+'
+
+test_rebase () {
+	args="$*" &&
+	test_expect_success "post-checkout is triggered on rebase $args" '
+		test_when_finished "rm -f .git/post-checkout.args" &&
+		git checkout -B rebase-test main &&
+		rm -f .git/post-checkout.args &&
+		git rebase $args rebase-on-me &&
+		read old new flag <.git/post-checkout.args &&
+		test_cmp_rev main $old &&
+		test_cmp_rev rebase-on-me $new &&
+		test $flag = 1
+	'
+
+	test_expect_success "post-checkout is triggered on rebase $args with fast-forward" '
+		test_when_finished "rm -f .git/post-checkout.args" &&
+		git checkout -B ff-rebase-test rebase-on-me^ &&
+		rm -f .git/post-checkout.args &&
+		git rebase $args rebase-on-me &&
+		read old new flag <.git/post-checkout.args &&
+		test_cmp_rev rebase-on-me^ $old &&
+		test_cmp_rev rebase-on-me $new &&
+		test $flag = 1
+	'
+
+	test_expect_success "rebase $args fast-forward branch checkout runs post-checkout hook" '
+		test_when_finished "test_might_fail git rebase --abort" &&
+		test_when_finished "rm -f .git/post-checkout.args" &&
+		git update-ref refs/heads/rebase-fast-forward three &&
+		git checkout two  &&
+		rm -f .git/post-checkout.args &&
+		git rebase $args HEAD rebase-fast-forward  &&
+		read old new flag <.git/post-checkout.args &&
+		test_cmp_rev two $old &&
+		test_cmp_rev three $new &&
+		test $flag = 1
+	'
+
+	test_expect_success "rebase $args checkout does not remove untracked files" '
+		test_when_finished "test_might_fail git rebase --abort" &&
+		test_when_finished "rm -f .git/post-checkout.args" &&
+		git update-ref refs/heads/rebase-fast-forward three &&
+		git checkout two &&
+		rm -f .git/post-checkout.args &&
+		echo untracked >three.t &&
+		test_when_finished "rm three.t" &&
+		test_must_fail git rebase $args HEAD rebase-fast-forward 2>err &&
+		grep "untracked working tree files would be overwritten by checkout" err &&
+		test_path_is_missing .git/post-checkout.args
+
+'
+}
+
+test_rebase --apply &&
+test_rebase --merge
+
+test_expect_success 'post-checkout hook is triggered by clone' '
+	mkdir -p templates/hooks &&
+	write_script templates/hooks/post-checkout <<-\EOF &&
+	echo "$@" >"$GIT_DIR/post-checkout.args"
+	EOF
+	git clone --template=templates . clone3 &&
+	test -f clone3/.git/post-checkout.args
+'
+
+test_done
-- 
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