1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.commons.functor.core.composite;
18  
19  import static org.junit.Assert.assertEquals;
20  
21  import org.apache.commons.functor.BaseFunctorTest;
22  import org.apache.commons.functor.UnaryProcedure;
23  import org.apache.commons.functor.core.Constant;
24  import org.apache.commons.functor.core.Identity;
25  import org.apache.commons.functor.core.NoOp;
26  import org.junit.Test;
27  
28  /**
29   * @version $Revision: 1171255 $ $Date: 2011-09-15 22:27:39 +0200 (Thu, 15 Sep 2011) $
30   * @author Rodney Waldhoff
31   */
32  public class TestConditionalUnaryProcedure extends BaseFunctorTest {
33  
34      // Functor Testing Framework
35      // ------------------------------------------------------------------------
36  
37      protected Object makeFunctor() {
38          return new ConditionalUnaryProcedure<Object>(
39              Constant.TRUE,
40              NoOp.INSTANCE,
41              NoOp.INSTANCE);
42      }
43  
44      // Tests
45      // ------------------------------------------------------------------------
46  
47      @Test
48      public void testRun() throws Exception {
49          RunCounter left = new RunCounter();
50          RunCounter right = new RunCounter();
51          ConditionalUnaryProcedure<Object> p = new ConditionalUnaryProcedure<Object>(
52              Identity.INSTANCE,
53              left,
54              right);
55          assertEquals(0,left.count);
56          assertEquals(0,right.count);
57          p.run(Boolean.TRUE);
58          assertEquals(1,left.count);
59          assertEquals(0,right.count);
60          p.run(Boolean.FALSE);
61          assertEquals(1,left.count);
62          assertEquals(1,right.count);
63          p.run(Boolean.TRUE);
64          assertEquals(2,left.count);
65          assertEquals(1,right.count);
66      }
67  
68      @Test
69      public void testEquals() throws Exception {
70          ConditionalUnaryProcedure<Object> p = new ConditionalUnaryProcedure<Object>(
71              Identity.INSTANCE,
72              NoOp.INSTANCE,
73              NoOp.INSTANCE);
74          assertEquals(p,p);
75          assertObjectsAreEqual(p,new ConditionalUnaryProcedure<Object>(
76              Identity.INSTANCE,
77              NoOp.INSTANCE,
78              NoOp.INSTANCE));
79          assertObjectsAreNotEqual(p,new ConditionalUnaryProcedure<Object>(
80              Constant.TRUE,
81              NoOp.INSTANCE,
82              NoOp.INSTANCE));
83      }
84  
85      // Classes
86      // ------------------------------------------------------------------------
87  
88      static class RunCounter implements UnaryProcedure<Object> {
89          public void run(Object obj) {
90              count++;
91          }
92          public int count = 0;
93      }
94  }