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>t015calc</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="t015calcLexer.js"></script> 10*16467b97STreehugger Robot<script type="text/javascript" src="t015calcParser.js"></script> 11*16467b97STreehugger Robot 12*16467b97STreehugger Robot 13*16467b97STreehugger Robot<!-- JsUnit include --> 14*16467b97STreehugger Robot<script type="text/javascript" src="../jsunit/app/jsUnitCore.js"></script> 15*16467b97STreehugger Robot 16*16467b97STreehugger Robot<!-- Test Code --> 17*16467b97STreehugger Robot<script type="text/javascript"> 18*16467b97STreehugger Robot function _evaluate(expr, expected, errors) { 19*16467b97STreehugger Robot var cstream = new org.antlr.runtime.ANTLRStringStream(expr), 20*16467b97STreehugger Robot lexer = new t015calcLexer(cstream), 21*16467b97STreehugger Robot tstream = new org.antlr.runtime.CommonTokenStream(lexer), 22*16467b97STreehugger Robot parser = new t015calcParser(tstream); 23*16467b97STreehugger Robot 24*16467b97STreehugger Robot var result = parser.evaluate(); 25*16467b97STreehugger Robot assertEquals(result, expected); 26*16467b97STreehugger Robot if (!errors) { 27*16467b97STreehugger Robot assertUndefined(parser.reportedErrors); 28*16467b97STreehugger Robot } else { 29*16467b97STreehugger Robot assertEquals(parser.reportedErrors.length, errors.length); 30*16467b97STreehugger Robot } 31*16467b97STreehugger Robot } 32*16467b97STreehugger Robot 33*16467b97STreehugger Robot function testValid01() { 34*16467b97STreehugger Robot _evaluate("1 + 2", 3); 35*16467b97STreehugger Robot } 36*16467b97STreehugger Robot 37*16467b97STreehugger Robot 38*16467b97STreehugger Robot function testValid02() { 39*16467b97STreehugger Robot _evaluate("1 + 2 * 3", 7); 40*16467b97STreehugger Robot } 41*16467b97STreehugger Robot 42*16467b97STreehugger Robot 43*16467b97STreehugger Robot function testValid03() { 44*16467b97STreehugger Robot _evaluate("10 / 2", 5); 45*16467b97STreehugger Robot } 46*16467b97STreehugger Robot 47*16467b97STreehugger Robot 48*16467b97STreehugger Robot function testValid04() { 49*16467b97STreehugger Robot _evaluate("6 + 2*(3+1) - 4", 10); 50*16467b97STreehugger Robot } 51*16467b97STreehugger Robot 52*16467b97STreehugger Robot 53*16467b97STreehugger Robot function testMalformedInput() { 54*16467b97STreehugger Robot _evaluate("6 - (2*1", 4, ["mismatched token at pos 8"]); 55*16467b97STreehugger Robot } 56*16467b97STreehugger Robot 57*16467b97STreehugger Robot // FIXME: most parse errors result in TypeErrors in action code, because 58*16467b97STreehugger Robot // rules return None, which is then added/multiplied... to integers. 59*16467b97STreehugger Robot // evaluate("6 - foo 2", 4, ["some error"]) 60*16467b97STreehugger Robot</script> 61*16467b97STreehugger Robot 62*16467b97STreehugger Robot</head> 63*16467b97STreehugger Robot<body> 64*16467b97STreehugger Robot <h1>t015calc</h1> 65*16467b97STreehugger Robot</body> 66*16467b97STreehugger Robot</html> 67