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1<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
2<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
3<head>
4<meta http-equiv="content-type" content="text/html;charset=utf-8" />
5<title>t009lexer</title>
6
7<!-- ANTLR includes -->
8<script type="text/javascript" src="../../lib/antlr3-all.js"></script>
9<script type="text/javascript" src="t009lexer.js"></script>
10
11<!-- JsUnit include -->
12<script type="text/javascript" src="../jsunit/app/jsUnitCore.js"></script>
13
14<!-- Test Code -->
15<script type="text/javascript">
16    function TLexer() {
17        TLexer.superclass.constructor.apply(this, arguments);
18    }
19    org.antlr.lang.extend(TLexer, t009lexer, {
20        reportError: function(re) {
21            /* don't recover, just crash */
22            throw re;
23        }
24    });
25
26    function testValid() {
27        var stream = new org.antlr.runtime.ANTLRStringStream("085"),
28            lexer = new TLexer(stream),
29            token;
30
31        token = lexer.nextToken();
32        assertEquals(token.getType(), lexer.DIGIT);
33        assertEquals(token.getStartIndex(), 0);
34        assertEquals(token.getStopIndex(), 0);
35        assertEquals(token.getText(), "0");
36
37        token = lexer.nextToken();
38        assertEquals(token.getType(), lexer.DIGIT);
39        assertEquals(token.getStartIndex(), 1);
40        assertEquals(token.getStopIndex(), 1);
41        assertEquals(token.getText(), '8');
42
43        token = lexer.nextToken();
44        assertEquals(token.getType(), lexer.DIGIT);
45        assertEquals(token.getStartIndex(), 2);
46        assertEquals(token.getStopIndex(), 2);
47        assertEquals(token.getText(), '5');
48
49       token = lexer.nextToken();
50        assertEquals(token.getType(), lexer.EOF);
51    }
52
53    function testMalformedInput() {
54        var stream = new org.antlr.runtime.ANTLRStringStream('2a'),
55            lexer = new TLexer(stream),
56            token;
57
58        lexer.nextToken();
59        try {
60            token = lexer.nextToken();
61            fail("nextToken should have thrown error on invalid input");
62        } catch (e) {
63            assertEquals(e.a, '0');
64            assertEquals(e.b, '9');
65            assertEquals(e.getUnexpectedType(), 'a');
66            assertEquals(e.charPositionInLine, 1);
67            assertEquals(e.line, 1);
68        }
69    }
70</script>
71
72</head>
73<body>
74    <h1>t009lexer</h1>
75</body>
76