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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.SymbolList;
17 import net.sourceforge.chaperon.model.symbol.Terminal;
18
19 public class SymbolListTestCase 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 SymbolListTestCase()
29 {
30 super("SymbolListTestCase");
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 runTest() throws Throwable
60 {
61 SymbolList list = new SymbolList();
62
63 assertEquals("Test if list is empty", 0, list.getSymbolCount());
64 assertEquals("Test if list is empty", true, list.isEmpty());
65
66 list.addSymbol(a);
67
68 assertEquals("Test if list is not empty", 1, list.getSymbolCount());
69 assertEquals("Test if list is not empty", false, list.isEmpty());
70
71 assertEquals("Test if symbols are equal", a, list.getSymbol(0));
72
73 list.addSymbol(a);
74 list.addSymbol(A);
75 list.addSymbol(b);
76 list.addSymbol(B);
77 list.addSymbol(c);
78 list.addSymbol(C);
79
80 assertEquals("Test if list is not empty", 7, list.getSymbolCount());
81 assertEquals("Test if list is not empty", false, list.isEmpty());
82
83 assertEquals("Test if symbols are equal", a, list.getSymbol(0));
84 assertEquals("Test if symbols are equal", a, list.getSymbol(1));
85 assertEquals("Test if symbols are equal", B, list.getSymbol(4));
86 assertEquals("Test if symbols are equal", C, list.getSymbol(6));
87
88 assertEquals("Test if indices are equal", 0, list.indexOf(a));
89 assertEquals("Test if indices are equal", 5, list.indexOf(c));
90
91 SymbolList list2 = new SymbolList();
92
93 list2.addSymbol(a);
94 list2.addSymbol(a);
95 list2.addSymbol(A);
96 list2.addSymbol(b);
97
98 assertNotEquals("Test if lists are not equal", list, list2);
99
100 list2.addSymbol(B);
101 list2.addSymbol(c);
102 list2.addSymbol(C);
103
104 assertEquals("Test if lists are equal", list, list2);
105
106 SymbolList list3 = new SymbolList();
107
108 list3.addSymbol(a);
109 list3.addSymbol(A);
110 list3.addSymbol(b);
111 list3.addSymbol(B);
112 list3.addSymbol(c);
113 list3.addSymbol(C);
114 list3.addSymbol(a);
115
116 assertNotEquals("Test if lists are not equal", list, list3);
117 }
118
119 public static Test suite()
120 {
121 TestSuite suite = new TestSuite("Symbol list tests");
122 suite.addTest(new SymbolListTestCase());
123 return suite;
124 }
125 }
126 |
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