ParserOptionsTest xref
1 /**
2 * BSD-style license; for more info see http://pmd.sourceforge.net/license.html
3 */
4 package net.sourceforge.pmd.lang;
5
6 import static org.junit.Assert.assertEquals;
7 import static org.junit.Assert.assertFalse;
8 import static org.junit.Assert.assertNotSame;
9 import static org.junit.Assert.assertNull;
10 import static org.junit.Assert.assertTrue;
11
12 import org.junit.Test;
13
14 public class ParserOptionsTest {
15
16 @Test
17 public void testSuppressMarker() throws Exception {
18 ParserOptions parserOptions = new ParserOptions();
19 assertNull(parserOptions.getSuppressMarker());
20 parserOptions.setSuppressMarker("foo");
21 assertEquals("foo", parserOptions.getSuppressMarker());
22 }
23
24 @Test
25 public void testEqualsHashcode() throws Exception {
26 ParserOptions options1 = new ParserOptions();
27 options1.setSuppressMarker("foo");
28 ParserOptions options2 = new ParserOptions();
29 options2.setSuppressMarker("bar");
30 ParserOptions options3 = new ParserOptions();
31 options3.setSuppressMarker("foo");
32 ParserOptions options4 = new ParserOptions();
33 options4.setSuppressMarker("bar");
34 verifyOptionsEqualsHashcode(options1, options2, options3, options4);
35 }
36
37 // 1 and 3 are equals, as are 2 and 4.
38 @SuppressWarnings("PMD.UseAssertSameInsteadOfAssertTrue")
39 public static void verifyOptionsEqualsHashcode(ParserOptions options1, ParserOptions options2,
40 ParserOptions options3, ParserOptions options4) {
41 // Objects should be different
42 assertNotSame(options1, options2);
43 assertNotSame(options1, options2);
44 assertNotSame(options1, options3);
45 assertNotSame(options2, options3);
46 assertNotSame(options2, options4);
47 assertNotSame(options3, options4);
48
49 // Check all 16 equality combinations
50 assertEquals(options1, options1);
51 assertFalse(options1.equals(options2));
52 assertEquals(options1, options3);
53 assertFalse(options1.equals(options4));
54
55 assertFalse(options2.equals(options1));
56 assertEquals(options2, options2);
57 assertFalse(options2.equals(options3));
58 assertEquals(options2, options4);
59
60 assertEquals(options3, options1);
61 assertFalse(options3.equals(options2));
62 assertEquals(options3, options3);
63 assertFalse(options3.equals(options4));
64
65 assertFalse(options4.equals(options1));
66 assertEquals(options4, options2);
67 assertFalse(options4.equals(options3));
68 assertEquals(options4, options4);
69
70 // Hashcodes should match up
71 assertFalse(options1.hashCode() == options2.hashCode());
72 assertTrue(options1.hashCode() == options3.hashCode());
73 assertFalse(options1.hashCode() == options4.hashCode());
74 assertFalse(options2.hashCode() == options3.hashCode());
75 assertTrue(options2.hashCode() == options4.hashCode());
76 assertFalse(options3.hashCode() == options4.hashCode());
77 }
78
79 public static junit.framework.Test suite() {
80 return new junit.framework.JUnit4TestAdapter(ParserOptionsTest.class);
81 }
82 }