1 /* 2 * Copyright (C) 2010 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 * diOBJECTibuted under the License is diOBJECTibuted 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.base; 18 19 import com.google.common.annotations.GwtCompatible; 20 import com.google.common.annotations.GwtIncompatible; 21 import com.google.common.testing.EqualsTester; 22 import com.google.common.testing.EquivalenceTester; 23 import com.google.common.testing.SerializableTester; 24 25 import junit.framework.TestCase; 26 27 /** 28 * Unit test for {@link Equivalences}. 29 * 30 * @author Kurt Alfred Kluever 31 * @author Jige Yu 32 */ 33 @GwtCompatible(emulated = true) 34 public class EquivalencesTest extends TestCase { 35 testEqualsEquivalent()36 public void testEqualsEquivalent() { 37 EquivalenceTester.of(Equivalences.equals()) 38 .addEquivalenceGroup(new Integer(42), 42) 39 .addEquivalenceGroup("a") 40 .test(); 41 } 42 testIdentityEquivalent()43 public void testIdentityEquivalent() { 44 EquivalenceTester.of(Equivalences.identity()) 45 .addEquivalenceGroup(new Integer(42)) 46 .addEquivalenceGroup(new Integer(42)) 47 .addEquivalenceGroup("a") 48 .test(); 49 } 50 testEquality()51 public void testEquality() { 52 new EqualsTester() 53 .addEqualityGroup(Equivalences.equals(), Equivalences.equals()) 54 .addEqualityGroup(Equivalences.identity(), Equivalences.identity()) 55 .testEquals(); 56 } 57 58 @GwtIncompatible("SerializableTester") testSerialization()59 public void testSerialization() { 60 SerializableTester.reserializeAndAssert(Equivalences.equals()); 61 SerializableTester.reserializeAndAssert(Equivalences.identity()); 62 } 63 } 64