1*16467b97STreehugger Robot<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 2*16467b97STreehugger Robot<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> 3*16467b97STreehugger Robot<head> 4*16467b97STreehugger Robot<meta http-equiv="content-type" content="text/html;charset=utf-8" /> 5*16467b97STreehugger Robot<title>t004lexer</title> 6*16467b97STreehugger Robot 7*16467b97STreehugger Robot<!-- ANTLR includes --> 8*16467b97STreehugger Robot<script type="text/javascript" src="../../lib/antlr3-all.js"></script> 9*16467b97STreehugger Robot<script type="text/javascript" src="t004lexer.js"></script> 10*16467b97STreehugger Robot 11*16467b97STreehugger Robot<!-- JsUnit include --> 12*16467b97STreehugger Robot<script type="text/javascript" src="../jsunit/app/jsUnitCore.js"></script> 13*16467b97STreehugger Robot 14*16467b97STreehugger Robot<!-- Test Code --> 15*16467b97STreehugger Robot<script type="text/javascript"> 16*16467b97STreehugger Robot function TLexer() { 17*16467b97STreehugger Robot TLexer.superclass.constructor.apply(this, arguments); 18*16467b97STreehugger Robot } 19*16467b97STreehugger Robot org.antlr.lang.extend(TLexer, t004lexer, { 20*16467b97STreehugger Robot reportError: function(re) { 21*16467b97STreehugger Robot /* don't recover, just crash */ 22*16467b97STreehugger Robot throw re; 23*16467b97STreehugger Robot } 24*16467b97STreehugger Robot }); 25*16467b97STreehugger Robot 26*16467b97STreehugger Robot function testValid() { 27*16467b97STreehugger Robot var stream = new org.antlr.runtime.ANTLRStringStream("ffofoofooo"), 28*16467b97STreehugger Robot lexer = new TLexer(stream), 29*16467b97STreehugger Robot token; 30*16467b97STreehugger Robot 31*16467b97STreehugger Robot token = lexer.nextToken(); 32*16467b97STreehugger Robot assertEquals(token.getType(), lexer.FOO); 33*16467b97STreehugger Robot assertEquals(token.getStartIndex(), 0); 34*16467b97STreehugger Robot assertEquals(token.getStopIndex(), 0); 35*16467b97STreehugger Robot assertEquals(token.getText(), "f"); 36*16467b97STreehugger Robot 37*16467b97STreehugger Robot token = lexer.nextToken(); 38*16467b97STreehugger Robot assertEquals(token.getType(), lexer.FOO); 39*16467b97STreehugger Robot assertEquals(token.getStartIndex(), 1); 40*16467b97STreehugger Robot assertEquals(token.getStopIndex(), 2); 41*16467b97STreehugger Robot assertEquals(token.getText(), 'fo'); 42*16467b97STreehugger Robot 43*16467b97STreehugger Robot token = lexer.nextToken(); 44*16467b97STreehugger Robot assertEquals(token.getType(), lexer.FOO); 45*16467b97STreehugger Robot assertEquals(token.getStartIndex(), 3); 46*16467b97STreehugger Robot assertEquals(token.getStopIndex(), 5); 47*16467b97STreehugger Robot assertEquals(token.getText(), 'foo'); 48*16467b97STreehugger Robot 49*16467b97STreehugger Robot token = lexer.nextToken(); 50*16467b97STreehugger Robot assertEquals(token.getType(), lexer.FOO); 51*16467b97STreehugger Robot assertEquals(token.getStartIndex(), 6); 52*16467b97STreehugger Robot assertEquals(token.getStopIndex(), 9); 53*16467b97STreehugger Robot assertEquals(token.getText(), 'fooo'); 54*16467b97STreehugger Robot 55*16467b97STreehugger Robot token = lexer.nextToken(); 56*16467b97STreehugger Robot assertEquals(token.getType(), lexer.EOF); 57*16467b97STreehugger Robot } 58*16467b97STreehugger Robot 59*16467b97STreehugger Robot function testMalformedInput() { 60*16467b97STreehugger Robot var stream = new org.antlr.runtime.ANTLRStringStream('2'), 61*16467b97STreehugger Robot lexer = new TLexer(stream), 62*16467b97STreehugger Robot token; 63*16467b97STreehugger Robot 64*16467b97STreehugger Robot try { 65*16467b97STreehugger Robot token = lexer.nextToken(); 66*16467b97STreehugger Robot fail("nextToken should have thrown error on invalid input"); 67*16467b97STreehugger Robot } catch (e) { 68*16467b97STreehugger Robot assertEquals(e.expecting, 'f'); 69*16467b97STreehugger Robot assertEquals(e.getUnexpectedType(), '2'); 70*16467b97STreehugger Robot } 71*16467b97STreehugger Robot } 72*16467b97STreehugger Robot</script> 73*16467b97STreehugger Robot 74*16467b97STreehugger Robot</head> 75*16467b97STreehugger Robot<body> 76*16467b97STreehugger Robot <h1>t004lexer</h1> 77*16467b97STreehugger Robot</body> 78*16467b97STreehugger Robot</html> 79