| /* |
| * 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.core.algorithm; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import org.apache.commons.functor.Procedure; |
| import org.apache.commons.functor.core.Limit; |
| import org.apache.commons.functor.core.Offset; |
| import org.apache.commons.functor.core.algorithm.WhileDo; |
| import org.junit.Test; |
| |
| /** |
| * Tests {@link WhileDo} algorithm. |
| */ |
| public class TestWhileDo { |
| |
| @Test |
| public final void testObjectEquals() throws Exception { |
| Counter counter = new Counter(); |
| Object obj = new WhileDo(new Offset(10), counter); |
| assertEquals("equals must be reflexive",obj,obj); |
| assertEquals("hashCode must be reflexive",obj.hashCode(),obj.hashCode()); |
| assertTrue(! obj.equals(null) ); // should be able to compare to null |
| |
| Object obj2 = new WhileDo(new Offset(10), counter); |
| if (obj.equals(obj2)) { |
| assertEquals("equals implies hash equals",obj.hashCode(),obj2.hashCode()); |
| assertEquals("equals must be symmetric",obj2,obj); |
| } else { |
| assertTrue("equals must be symmetric",! obj2.equals(obj)); |
| } |
| } |
| |
| @Test |
| public void testWhileDo() { |
| for (int i=0;i<3;i++){ |
| Counter counter = new Counter(); |
| new WhileDo(new Limit(i),counter).run(); |
| assertEquals(i,counter.count); |
| } |
| } |
| |
| // Classes |
| // ------------------------------------------------------------------------ |
| |
| static class Counter implements Procedure { |
| public void run() { |
| count++; |
| } |
| public int count = 0; |
| } |
| |
| } |