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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.UnaryPredicate;
26 import org.apache.commons.functor.core.Constant;
27 import org.junit.Test;
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33 public class TestPredicateUnaryPredicate extends BaseFunctorTest {
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38 protected Object makeFunctor() {
39 return new PredicateUnaryPredicate<Object>(Constant.TRUE);
40 }
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44
45 @Test
46 public void testEvaluate() throws Exception {
47 UnaryPredicate<Object> p = new PredicateUnaryPredicate<Object>(Constant.TRUE);
48 assertTrue(p.test(null));
49 }
50
51 @Test
52 public void testEquals() throws Exception {
53 UnaryPredicate<Object> p = new PredicateUnaryPredicate<Object>(Constant.TRUE);
54 assertEquals(p,p);
55 assertObjectsAreEqual(p,new PredicateUnaryPredicate<Object>(Constant.TRUE));
56 assertObjectsAreNotEqual(p,Constant.TRUE);
57 assertObjectsAreNotEqual(p,new PredicateUnaryPredicate<Object>(Constant.FALSE));
58 assertObjectsAreNotEqual(p,Constant.FALSE);
59 }
60
61 @Test
62 public void testAdaptNull() throws Exception {
63 assertNull(PredicateUnaryPredicate.adapt(null));
64 }
65
66 @Test
67 public void testAdapt() throws Exception {
68 assertNotNull(PredicateUnaryPredicate.adapt(Constant.TRUE));
69 }
70 }