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1
8
9 package net.sourceforge.chaperon.test;
10
11 import junit.framework.Test;
12 import junit.framework.TestCase;
13 import junit.framework.TestSuite;
14
15 import net.sourceforge.chaperon.model.symbol.Nonterminal;
16 import net.sourceforge.chaperon.model.symbol.SymbolSet;
17 import net.sourceforge.chaperon.model.symbol.Terminal;
18
19 public class SymbolSetTestCase extends TestCase
20 {
21 private Terminal a;
22 private Terminal b;
23 private Terminal c;
24 private Nonterminal A;
25 private Nonterminal B;
26 private Nonterminal C;
27
28 public SymbolSetTestCase(String  name)
29 {
30 super(name);
31 }
32
33 public void setUp()
34 {
35 a = new Terminal("a");
36 b = new Terminal("b");
37 c = new Terminal("c");
38
39 A = new Nonterminal("A");
40 B = new Nonterminal("B");
41 C = new Nonterminal("C");
42 }
43
44 public static void assertNotEquals(String message, Object a, Object b)
45 {
46 if ((a==null) || (a==null))
47 return;
48
49 if (a.equals(b))
50 {
51 String formatted = "";
52 if (message!=null)
53 formatted = message+" ";
54
55 fail(formatted+"<"+a+"> equals <"+b+">");
56 }
57 }
58
59 public void testAddSymbol()
60 {
61 SymbolSet set = new SymbolSet();
62
63 assertEquals("Test if set is empty", 0, set.getSymbolCount());
64 assertEquals("Test if set is empty", true, set.isEmpty());
65
66 set.addSymbol(a);
67
68 assertEquals("Test if set is not empty", 1, set.getSymbolCount());
69 assertEquals("Test if set is not empty", false, set.isEmpty());
70
71 assertEquals("Test if symbols are equal", a, set.getSymbol(0));
72
73 set.addSymbol(a);
74 set.addSymbol(A);
75 set.addSymbol(b);
76 set.addSymbol(B);
77 set.addSymbol(c);
78 set.addSymbol(C);
79
80 assertEquals("Test if set is not empty", 6, set.getSymbolCount());
81 assertEquals("Test if set is not empty", false, set.isEmpty());
82
83 assertEquals("Test if symbols are equal", a, set.getSymbol(0));
84 assertEquals("Test if symbols are equal", B, set.getSymbol(3));
85 assertEquals("Test if symbols are equal", C, set.getSymbol(5));
86
87 assertEquals("Test if indices are equal", 0, set.indexOf(a));
88 assertEquals("Test if indices are equal", 4, set.indexOf(c));
89
90 SymbolSet set2 = new SymbolSet();
91
92 set2.addSymbol(a);
93 set2.addSymbol(a);
94 set2.addSymbol(A);
95 set2.addSymbol(b);
96
97 assertNotEquals("Test if sets are not equal", set, set2);
98
99 set2.addSymbol(B);
100 set2.addSymbol(c);
101 set2.addSymbol(C);
102
103 assertEquals("Test if sets are equal", set, set2);
104
105 SymbolSet set3 = new SymbolSet();
106
107 set3.addSymbol(a);
108 set3.addSymbol(A);
109 set3.addSymbol(b);
110 set3.addSymbol(B);
111 set3.addSymbol(c);
112 set3.addSymbol(C);
113 set3.addSymbol(a);
114
115 assertEquals("Test if sets are equal", set, set3);
116 }
117
118 public void testEquals()
119 {
120 SymbolSet set = new SymbolSet();
121 set.addSymbol(A);
122 set.addSymbol(B);
123 set.addSymbol(C);
124
125 SymbolSet set2 = new SymbolSet();
126 set2.addSymbol(A);
127 set2.addSymbol(C);
128 set2.addSymbol(B);
129
130 assertEquals("Test if symbols are equal", set, set2);
131
132 set2 = new SymbolSet();
133 set2.addSymbol(A);
134 set2.addSymbol(B);
135
136 assertNotEquals("Test if sets are not equal", set, set2);
137 }
138
139 public static Test suite()
140 {
141 return new TestSuite(SymbolSetTestCase.class);
142 }
143 }
144 |
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