001 /*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017 package org.apache.commons.functor.adapter;
018
019 import static org.junit.Assert.assertEquals;
020 import static org.junit.Assert.assertNotNull;
021 import static org.junit.Assert.assertNull;
022 import static org.junit.Assert.assertTrue;
023
024 import org.apache.commons.functor.BaseFunctorTest;
025 import org.apache.commons.functor.BinaryPredicate;
026 import org.apache.commons.functor.core.Constant;
027 import org.apache.commons.functor.core.Identity;
028 import org.junit.Test;
029
030 /**
031 * @version $Revision: 1171255 $ $Date: 2011-09-15 22:27:39 +0200 (Thu, 15 Sep 2011) $
032 * @author Rodney Waldhoff
033 */
034 public class TestIgnoreRightPredicate extends BaseFunctorTest {
035
036 // Functor Testing Framework
037 // ------------------------------------------------------------------------
038
039 protected Object makeFunctor() {
040 return new IgnoreRightPredicate<Boolean, Object>(Constant.TRUE);
041 }
042
043 // Tests
044 // ------------------------------------------------------------------------
045
046 @Test
047 public void testEvaluate() throws Exception {
048 BinaryPredicate<Boolean, Object> p = new IgnoreRightPredicate<Boolean, Object>(
049 new UnaryFunctionUnaryPredicate<Boolean>(Identity.<Boolean> instance()));
050 assertTrue(p.test(Boolean.TRUE,null));
051 assertTrue(!p.test(Boolean.FALSE,null));
052 }
053
054 @Test
055 public void testEquals() throws Exception {
056 BinaryPredicate<Boolean, Object> p = new IgnoreRightPredicate<Boolean, Object>(
057 new UnaryFunctionUnaryPredicate<Boolean>(Identity.<Boolean> instance()));
058 assertEquals(p,p);
059 assertObjectsAreEqual(p,new IgnoreRightPredicate<Boolean, Object>(
060 new UnaryFunctionUnaryPredicate<Boolean>(Identity.<Boolean> instance())));
061 assertObjectsAreNotEqual(p,Constant.TRUE);
062 assertObjectsAreNotEqual(p,new IgnoreRightPredicate<Boolean, Object>(Constant.FALSE));
063 assertObjectsAreNotEqual(p,Constant.FALSE);
064 }
065
066 @Test
067 public void testAdaptNull() throws Exception {
068 assertNull(IgnoreRightPredicate.adapt(null));
069 }
070
071 @Test
072 public void testAdapt() throws Exception {
073 assertNotNull(IgnoreRightPredicate.adapt(Constant.TRUE));
074 }
075 }