t031emptyAlt.html - Android社区 - https://www.androidos.net.cn/

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<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html;charset=utf-8" />
<title>t031emptyAlt</title>

<!-- ANTLR includes -->
<script type="text/javascript" src="../../lib/antlr3-all.js"></script>
<script type="text/javascript" src="t031emptyAltLexer.js"></script>
<script type="text/javascript" src="t031emptyAltParser.js"></script>


<!-- JsUnit include -->
<script type="text/javascript" src="../jsunit/app/jsUnitCore.js"></script>

<!-- Test Code -->
<script type="text/javascript">
    var TParser = function() {
        this.cond = true;
        TParser.superclass.constructor.apply(this, arguments);
    }
    org.antlr.lang.extend(TParser, t031emptyAltParser, {
        emitErrorMessage: function() { /* don't report errors */ },
        recover: function(re) {
            /* don't recover, just crash */
            throw re;
        }
    });


    function testValid1() {
        var cstream = new org.antlr.runtime.ANTLRStringStream("foo"),
            lexer = new t031emptyAltLexer(cstream),
            tstream = new org.antlr.runtime.CommonTokenStream(lexer),
            parser = new TParser(tstream);

        parser.cond = false;
        parser.r();
    }

    function testValid2() {
        var cstream = new org.antlr.runtime.ANTLRStringStream("foo  jfef9jfe88d"),
            lexer = new t031emptyAltLexer(cstream),
            tstream = new org.antlr.runtime.CommonTokenStream(lexer),
            parser = new TParser(tstream);

        parser.cond = true;
        parser.r();
    }

    function testInvalid1() {
        var cstream = new org.antlr.runtime.ANTLRStringStream("foo bar"),
            lexer = new t031emptyAltLexer(cstream),
            tstream = new org.antlr.runtime.CommonTokenStream(lexer),
            parser = new TParser(tstream);

        try {
            parser.cond = false;
            parser.r();
            fail("shouldn't reach here");
        } catch(e) {}
    }
</script>

</head>
<body>
    <h1>t031emptyAlt</h1>
</body>
</html>