t014parser.html - Android社区 - https://www.androidos.net.cn/

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<title>t014parser</title>

<!-- ANTLR includes -->
<script type="text/javascript" src="../../lib/antlr3-all.js"></script>
<script type="text/javascript" src="t014parserLexer.js"></script>
<script type="text/javascript" src="t014parserParser.js"></script>


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

<!-- Test Code -->
<script type="text/javascript">
    function testValid() {
        var cstream = new org.antlr.runtime.ANTLRStringStream("var foobar; gnarz(); var blupp; flupp ( ) ;"),
            lexer = new t014parserLexer(cstream),
            tstream = new org.antlr.runtime.CommonTokenStream(lexer),
            parser = new t014parserParser(tstream),
            i,
            expected = [
                ["decl", "foobar"],
                ["call", "gnarz"],
                ["decl", "blupp"],
                ["call", "flupp"]
            ];

        parser.document();
        assertEquals(0, parser.reportedErrors.length);
        for (i=0; i<parser.events.length; i++) {
            assertEquals(parser.events[i][0], expected[i][0]);
            assertEquals(parser.events[i][1], expected[i][1]);
        }
    }

    function testMalformedInput1() {
        var cstream = new org.antlr.runtime.ANTLRStringStream("var; foo();"),
            lexer = new t014parserLexer(cstream),
            tstream = new org.antlr.runtime.CommonTokenStream(lexer),
            parser = new t014parserParser(tstream);

        parser.document();
        assertEquals(parser.reportedErrors.length, 1);
        assertEquals(parser.reportedErrors[0].indexOf("line 1:3"), 0);
        assertEquals(parser.events.length, 0);
    }

    function testMalformedInput2() {
        var cstream = new org.antlr.runtime.ANTLRStringStream("var foobar(); gnarz();"),
            lexer = new t014parserLexer(cstream),
            tstream = new org.antlr.runtime.CommonTokenStream(lexer),
            parser = new t014parserParser(tstream),
            expected = [["call", "gnarz"]];

        parser.document();
        assertEquals(parser.reportedErrors.length, 1);
        assertEquals(parser.reportedErrors[0].indexOf("line 1:10"), 0);
        var i;
        assertEquals(parser.events.length, expected.length);
        for (i=0; i<expected.length; i++) {
            assertEquals(parser.events[i][0], expected[i][0]);
            assertEquals(parser.events[i][1], expected[i][1]);
        }
    }

    function testMalformedInput3() {
        var cstream = new org.antlr.runtime.ANTLRStringStream("gnarz(; flupp();"),
            lexer = new t014parserLexer(cstream),
            tstream = new org.antlr.runtime.CommonTokenStream(lexer),
            parser = new t014parserParser(tstream),
            expected = [["call","gnarz"],["call","flupp"]];

        parser.document();
        assertEquals(parser.reportedErrors.length, 1);
        assertEquals(parser.reportedErrors[0].indexOf("line 1:6"), 0);
        var i;
        assertEquals(parser.events.length, expected.length);
        for (i=0; i<expected.length; i++) {
            assertEquals(parser.events[i][0], expected[i][0]);
            assertEquals(parser.events[i][1], expected[i][1]);
        }
    }
</script>

</head>
<body>
    <h1>t014parser</h1>
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