| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.commons.functor.adapter; |
| |
| import static org.junit.Assert.*; |
| |
| import org.apache.commons.functor.BaseFunctorTest; |
| import org.apache.commons.functor.UnaryFunction; |
| import org.apache.commons.functor.core.Constant; |
| import org.apache.commons.functor.core.IsNotSame; |
| import org.apache.commons.functor.core.IsSame; |
| import org.junit.Test; |
| |
| /** |
| * @version $Revision$ $Date$ |
| * @author Matt Benson |
| */ |
| public class TestBinaryFunctionUnaryFunction extends BaseFunctorTest { |
| |
| // Functor Testing Framework |
| // ------------------------------------------------------------------------ |
| |
| @Override |
| protected Object makeFunctor() { |
| return new BinaryFunctionUnaryFunction<Object, Object>(BinaryPredicateBinaryFunction.adapt(IsSame.INSTANCE)); |
| } |
| |
| // Tests |
| // ------------------------------------------------------------------------ |
| |
| @Test |
| public void testTestWhenTrue() throws Exception { |
| UnaryFunction<Object, Boolean> f = new BinaryFunctionUnaryFunction<Object, Boolean>(BinaryPredicateBinaryFunction.adapt(IsSame.INSTANCE)); |
| assertTrue(f.evaluate(null)); |
| } |
| |
| @Test |
| public void testTestWhenFalse() throws Exception { |
| UnaryFunction<Object, Boolean> f = new BinaryFunctionUnaryFunction<Object, Boolean>(BinaryPredicateBinaryFunction.adapt(IsNotSame.INSTANCE)); |
| assertFalse(f.evaluate(null)); |
| } |
| |
| @Test |
| public void testEquals() throws Exception { |
| UnaryFunction<Object, Boolean> f = new BinaryFunctionUnaryFunction<Object, Boolean>(BinaryPredicateBinaryFunction.adapt(IsSame.INSTANCE)); |
| assertEquals(f, f); |
| assertObjectsAreEqual(f, new BinaryFunctionUnaryFunction<Object, Boolean>(BinaryPredicateBinaryFunction.adapt(IsSame.INSTANCE))); |
| assertObjectsAreNotEqual(f, Constant.truePredicate()); |
| assertObjectsAreNotEqual(f, new BinaryFunctionUnaryFunction<Object, Boolean>(BinaryPredicateBinaryFunction.adapt(IsNotSame.INSTANCE))); |
| } |
| |
| @Test |
| public void testAdaptNull() throws Exception { |
| assertNull(BinaryFunctionUnaryFunction.adapt(null)); |
| } |
| |
| @Test |
| public void testAdapt() throws Exception { |
| assertNotNull(BinaryFunctionUnaryFunction.adapt(Constant.TRUE)); |
| } |
| } |