1 /* 2 * Copyright (C) 2007 The Guava Authors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.google.common.collect; 18 19 import junit.framework.TestCase; 20 21 import java.util.Set; 22 23 /** 24 * Tests for {@code ForwardingObject}. 25 * 26 * @author Mike Bostock 27 */ 28 public class ForwardingObjectTest extends TestCase { 29 30 public void testEqualsReflexive() { 31 final Object delegate = new Object(); 32 ForwardingObject forward = new ForwardingObject() { 33 @Override protected Object delegate() { 34 return delegate; 35 } 36 }; 37 assertTrue(forward.equals(forward)); 38 } 39 40 public void testEqualsSymmetric() { 41 final Set<String> delegate = Sets.newHashSet("foo"); 42 ForwardingObject forward = new ForwardingObject() { 43 @Override protected Object delegate() { 44 return delegate; 45 } 46 }; 47 assertEquals(forward.equals(delegate), delegate.equals(forward)); 48 } 49 } 50