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17 package org.apache.commons.functor.adapter;
18
19 import static org.junit.Assert.assertEquals;
20 import static org.junit.Assert.assertNotNull;
21 import static org.junit.Assert.assertNull;
22 import static org.junit.Assert.assertTrue;
23
24 import org.apache.commons.functor.BaseFunctorTest;
25 import org.apache.commons.functor.Predicate;
26 import org.apache.commons.functor.core.Constant;
27 import org.junit.Test;
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33 public class TestFunctionPredicate extends BaseFunctorTest {
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38 protected Object makeFunctor() {
39 return new FunctionPredicate(Constant.TRUE);
40 }
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45 @Test
46 public void testTestWhenTrue() throws Exception {
47 Predicate p = new FunctionPredicate(Constant.TRUE);
48 assertTrue(p.test());
49 }
50
51 @Test
52 public void testTestWhenFalse() throws Exception {
53 Predicate p = new FunctionPredicate(Constant.FALSE);
54 assertTrue(!p.test());
55 }
56
57 @Test
58 public void testEquals() throws Exception {
59 Predicate p = new FunctionPredicate(Constant.TRUE);
60 assertEquals(p,p);
61 assertObjectsAreEqual(p,new FunctionPredicate(Constant.TRUE));
62 assertObjectsAreNotEqual(p,Constant.TRUE);
63 assertObjectsAreNotEqual(p,new FunctionPredicate(Constant.FALSE));
64 }
65
66 @Test
67 public void testAdaptNull() throws Exception {
68 assertNull(FunctionPredicate.adapt(null));
69 }
70
71 @Test
72 public void testAdapt() throws Exception {
73 assertNotNull(FunctionPredicate.adapt(Constant.TRUE));
74 }
75 }