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>t010lexer</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="t010lexer.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, t010lexer, { 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("foobar _Ab98 \n A12sdf"), 28*16467b97STreehugger Robot 29*16467b97STreehugger Robot lexer = new TLexer(stream), 30*16467b97STreehugger Robot token; 31*16467b97STreehugger Robot 32*16467b97STreehugger Robot token = lexer.nextToken(); 33*16467b97STreehugger Robot assertEquals(token.getType(), lexer.IDENTIFIER); 34*16467b97STreehugger Robot assertEquals(token.getStartIndex(), 0); 35*16467b97STreehugger Robot assertEquals(token.getStopIndex(), 5); 36*16467b97STreehugger Robot assertEquals(token.getText(), "foobar"); 37*16467b97STreehugger Robot 38*16467b97STreehugger Robot token = lexer.nextToken(); 39*16467b97STreehugger Robot assertEquals(token.getType(), lexer.WS); 40*16467b97STreehugger Robot assertEquals(token.getStartIndex(), 6); 41*16467b97STreehugger Robot assertEquals(token.getStopIndex(), 6); 42*16467b97STreehugger Robot assertEquals(token.getText(), ' '); 43*16467b97STreehugger Robot 44*16467b97STreehugger Robot token = lexer.nextToken(); 45*16467b97STreehugger Robot assertEquals(token.getType(), lexer.IDENTIFIER); 46*16467b97STreehugger Robot assertEquals(token.getStartIndex(), 7); 47*16467b97STreehugger Robot assertEquals(token.getStopIndex(), 11); 48*16467b97STreehugger Robot assertEquals(token.getText(), '_Ab98'); 49*16467b97STreehugger Robot 50*16467b97STreehugger Robot token = lexer.nextToken(); 51*16467b97STreehugger Robot assertEquals(token.getType(), lexer.WS); 52*16467b97STreehugger Robot assertEquals(token.getStartIndex(), 12); 53*16467b97STreehugger Robot assertEquals(token.getStopIndex(), 14); 54*16467b97STreehugger Robot assertEquals(token.getText(), " \n "); 55*16467b97STreehugger Robot 56*16467b97STreehugger Robot token = lexer.nextToken(); 57*16467b97STreehugger Robot assertEquals(token.getType(), lexer.IDENTIFIER); 58*16467b97STreehugger Robot assertEquals(token.getStartIndex(), 15); 59*16467b97STreehugger Robot assertEquals(token.getStopIndex(), 20); 60*16467b97STreehugger Robot assertEquals(token.getText(), 'A12sdf'); 61*16467b97STreehugger Robot 62*16467b97STreehugger Robot token = lexer.nextToken(); 63*16467b97STreehugger Robot assertEquals(token.getType(), lexer.EOF); 64*16467b97STreehugger Robot } 65*16467b97STreehugger Robot 66*16467b97STreehugger Robot function testMalformedInput() { 67*16467b97STreehugger Robot var stream = new org.antlr.runtime.ANTLRStringStream('a-b'), 68*16467b97STreehugger Robot lexer = new TLexer(stream), 69*16467b97STreehugger Robot token; 70*16467b97STreehugger Robot 71*16467b97STreehugger Robot lexer.nextToken(); 72*16467b97STreehugger Robot try { 73*16467b97STreehugger Robot token = lexer.nextToken(); 74*16467b97STreehugger Robot fail("nextToken should have thrown error on invalid input"); 75*16467b97STreehugger Robot } catch (e) { 76*16467b97STreehugger Robot assert(e instanceof org.antlr.runtime.NoViableAltException); 77*16467b97STreehugger Robot assertEquals(e.getUnexpectedType(), '-'); 78*16467b97STreehugger Robot assertEquals(e.charPositionInLine, 1); 79*16467b97STreehugger Robot assertEquals(e.line, 1); 80*16467b97STreehugger Robot } 81*16467b97STreehugger Robot } 82*16467b97STreehugger Robot</script> 83*16467b97STreehugger Robot 84*16467b97STreehugger Robot</head> 85*16467b97STreehugger Robot<body> 86*16467b97STreehugger Robot <h1>t010lexer</h1> 87*16467b97STreehugger Robot</body> 88