| // Copyright 2021 Google Inc. All rights reserved. | 
 | // | 
 | // Licensed under the Apache License, Version 2.0 (the "License"); | 
 | // you may not use this file except in compliance with the License. | 
 | // You may obtain a copy of the License at | 
 | // | 
 | //     http://www.apache.org/licenses/LICENSE-2.0 | 
 | // | 
 | // Unless required by applicable law or agreed to in writing, software | 
 | // distributed under the License is distributed on an "AS IS" BASIS, | 
 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 
 | // See the License for the specific language governing permissions and | 
 | // limitations under the License. | 
 |  | 
 | package shared | 
 |  | 
 | import ( | 
 | 	"testing" | 
 | ) | 
 |  | 
 | func assertEqual(t *testing.T, expected, actual string) { | 
 | 	t.Helper() | 
 | 	if expected != actual { | 
 | 		t.Errorf("expected %q != got %q", expected, actual) | 
 | 	} | 
 | } | 
 |  | 
 | func TestJoinPath(t *testing.T) { | 
 | 	assertEqual(t, "/a/b", JoinPath("c/d", "/a/b")) | 
 | 	assertEqual(t, "a/b", JoinPath("a", "b")) | 
 | 	assertEqual(t, "/a/b", JoinPath("x", "/a", "b")) | 
 | } |