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17 package org.apache.commons.functor.core.composite;
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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32
33 public class TestUnaryNot extends BaseFunctorTest {
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38 protected Object makeFunctor() {
39 return new UnaryNot<Object>(Constant.TRUE);
40 }
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45 @Test
46 public void testTest() throws Exception {
47 UnaryPredicate<Object> truePred = new UnaryNot<Object>(Constant.FALSE);
48 assertTrue(truePred.test(null));
49 assertTrue(truePred.test("xyzzy"));
50 assertTrue(truePred.test(new Integer(3)));
51 }
52
53 @Test
54 public void testEquals() throws Exception {
55 UnaryNot<Object> p = new UnaryNot<Object>(Constant.TRUE);
56 assertEquals(p,p);
57 assertObjectsAreEqual(p,new UnaryNot<Object>(Constant.TRUE));
58 assertObjectsAreEqual(p,UnaryNot.not(Constant.TRUE));
59 assertObjectsAreNotEqual(p,new UnaryNot<Object>(Constant.FALSE));
60 assertObjectsAreNotEqual(p,Constant.TRUE);
61 }
62
63 @Test
64 public void testNotNull() throws Exception {
65 assertNull(UnaryNot.not(null));
66 }
67
68 @Test
69 public void testNotNotNull() throws Exception {
70 assertNotNull(UnaryNot.not(Constant.truePredicate()));
71 }
72 }