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android / platform / external / antlr / refs/heads/tools_r21 / . / antlr-3.4 / runtime / JavaScript / tests / functional / t058rewriteAST.html
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<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>t058rewriteAST</title>
<!-- ANTLR includes -->
<script type="text/javascript" src="../../lib/antlr3-all.js"></script>
<script type="text/javascript" src="t058rewriteAST1Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST1Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST2Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST2Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST3Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST3Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST4Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST4Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST5Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST5Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST6Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST6Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST7Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST7Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST8Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST8Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST9Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST9Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST10Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST10Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST11Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST11Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST12Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST12Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST13Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST13Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST14Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST14Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST15Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST15Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST16Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST16Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST17Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST17Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST18Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST18Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST19Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST19Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST20Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST20Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST21Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST21Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST22Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST22Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST23Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST23Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST24Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST24Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST25Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST25Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST26Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST26Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST27Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST27Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST28Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST28Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST29Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST29Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST30Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST30Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST31Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST31Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST32Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST32Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST33Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST33Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST34Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST34Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST35Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST35Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST36Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST36Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST37Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST37Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST38Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST38Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST39Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST39Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST40Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST40Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST41Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST41Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST42Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST42Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST43Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST43Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST44Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST44Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST45Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST45Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST46Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST46Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST47Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST47Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST48Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST48Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST49Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST49Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST50Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST50Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST51Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST51Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST52Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST52Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST53Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST53Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST54Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST54Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST55Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST55Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST56Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST56Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST57Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST57Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST58Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST58Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST59Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST59Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST60Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST60Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST61Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST61Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST62Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST62Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST63Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST63Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST64Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST64Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST65Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST65Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST66Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST66Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST67Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST67Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST68Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST68Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST69Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST69Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST70Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST70Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST71Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST71Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST72Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST72Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST73Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST73Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST74Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST74Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST75Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST75Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST76Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST76Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST77Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST77Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST78Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST78Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST79Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST79Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST80Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST80Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST81Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST81Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST82Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST82Parser.js"></script>
<script type="text/javascript" src="t058rewriteAST83Lexer.js"></script>
<script type="text/javascript" src="t058rewriteAST83Parser.js"></script>
<!-- JsUnit include -->
<script type="text/javascript" src="../jsunit/app/jsUnitCore.js"></script>
<!-- Test Code -->
<script type="text/javascript">
// Parser Tests
function execParser(lexerCls, parserCls, grammarEntry, xinput, expectErrors) {
var cstream = new org.antlr.runtime.ANTLRStringStream(xinput),
lexer = new (EnhancedParser(lexerCls))(cstream),
tstream = new org.antlr.runtime.CommonTokenStream(lexer),
parser = new (EnhancedParser(parserCls))(tstream);
var r = parser[grammarEntry]();
if (!expectErrors) {
throw parser._errors[0];
assertEquals(parser._errors.length, 0);
}
var result = "";
if (r) {
if (r.result) {
result += r.result
}
if (r.getTree()) {
result += r.getTree().toStringTree();
}
}
if (!expectErrors) {
return result;
} else {
return [result, parser._errors];
}
}
function EnhancedParser(base) {
var T = function() {
T.superclass.constructor.apply(this, arguments);
this.traces = [];
this.buf = "";
this._errors = [];
};
org.antlr.lang.extend(T, base, {
capture: function(t) {
this.buf += t;
},
traceIn: function(ruleName, ruleIndex) {
this.traces.push(">"+ruleName);
},
traceOut: function(ruleName, ruleIndex) {
this.traces.push("<"+ruleName);
},
emitErrorMessage: function(msg) {
this._errors.push(msg);
}
});
return T;
}
function testDelete() {
var found = execParser(t058rewriteAST1Lexer, t058rewriteAST1Parser, "a", "abc 34");
assertEquals("", found);
}
function testSingleToken() {
var found = execParser(t058rewriteAST2Lexer, t058rewriteAST2Parser, "a", "abc");
assertEquals("abc", found);
}
function testSingleTokenToNewNode() {
var found = execParser(t058rewriteAST3Lexer, t058rewriteAST3Parser, "a", "abc");
assertEquals("x", found);
}
function testSingleTokenToNewNodeRoot() {
var found = execParser(t058rewriteAST4Lexer, t058rewriteAST4Parser, "a", "abc");
assertEquals("(x INT)", found);
}
function testSingleTokenToNewNode2() {
// Allow creation of new nodes w/o args.
var found = execParser(t058rewriteAST5Lexer, t058rewriteAST5Parser, "a", "abc");
assertEquals("ID", found);
}
function testSingleCharLiteral() {
var found = execParser(t058rewriteAST6Lexer, t058rewriteAST6Parser, "a", "c");
assertEquals("c", found);
}
function testSingleStringLiteral() {
var found = execParser(t058rewriteAST7Lexer, t058rewriteAST7Parser, "a", "ick");
assertEquals("ick", found);
}
function testSingleRule() {
var found = execParser(t058rewriteAST8Lexer, t058rewriteAST8Parser, "a", "abc");
assertEquals("abc", found);
}
function testReorderTokens() {
var found = execParser(t058rewriteAST9Lexer, t058rewriteAST9Parser, "a", "abc 34");
assertEquals("34 abc", found);
}
function testReorderTokenAndRule() {
var found = execParser(t058rewriteAST10Lexer, t058rewriteAST10Parser, "a", "abc 34");
assertEquals("34 abc", found);
}
function testTokenTree() {
var found = execParser(t058rewriteAST11Lexer, t058rewriteAST11Parser, "a", "abc 34");
assertEquals("(34 abc)", found);
}
function testTokenTreeAfterOtherStuff() {
var found = execParser(t058rewriteAST12Lexer, t058rewriteAST12Parser, "a", "void abc 34");
assertEquals("void (34 abc)", found);
}
function testNestedTokenTreeWithOuterLoop() {
// verify that ID and INT both iterate over outer index variable
var found = execParser(t058rewriteAST13Lexer, t058rewriteAST13Parser, "a", "a 1 b 2");
assertEquals("(DUH a (DUH 1)) (DUH b (DUH 2))", found);
}
function testOptionalSingleToken() {
var found = execParser(t058rewriteAST14Lexer, t058rewriteAST14Parser, "a", "abc");
assertEquals("abc", found);
}
function testClosureSingleToken() {
var found = execParser(t058rewriteAST15Lexer, t058rewriteAST15Parser, "a", "a b");
assertEquals("a b", found);
}
function testPositiveClosureSingleToken() {
var found = execParser(t058rewriteAST16Lexer, t058rewriteAST16Parser, "a", "a b");
assertEquals("a b", found);
}
function testOptionalSingleRule() {
var found = execParser(t058rewriteAST17Lexer, t058rewriteAST17Parser, "a", "abc");
assertEquals("abc", found);
}
function testClosureSingleRule() {
var found = execParser(t058rewriteAST18Lexer, t058rewriteAST18Parser, "a", "a b");
assertEquals("a b", found);
}
function testClosureOfLabel() {
var found = execParser(t058rewriteAST19Lexer, t058rewriteAST19Parser, "a", "a b");
assertEquals("a b", found);
}
function testOptionalLabelNoListLabel() {
var found = execParser(t058rewriteAST20Lexer, t058rewriteAST20Parser, "a", "a");
assertEquals("a", found);
}
function testPositiveClosureSingleRule() {
var found = execParser(t058rewriteAST21Lexer, t058rewriteAST21Parser, "a", "a b");
assertEquals("a b", found);
}
function testSinglePredicateT() {
var found = execParser(t058rewriteAST22Lexer, t058rewriteAST22Parser, "a", "abc");
assertEquals("abc", found);
}
function testSinglePredicateF() {
var found = execParser(t058rewriteAST23Lexer, t058rewriteAST23Parser, "a", "abc");
assertEquals("", found);
}
function testMultiplePredicate() {
var found = execParser(t058rewriteAST24Lexer, t058rewriteAST24Parser, "a", "a 2");
assertEquals("2", found);
}
function testMultiplePredicateTrees() {
var found = execParser(t058rewriteAST25Lexer, t058rewriteAST25Parser, "a", "a 2");
assertEquals("(2 a)", found);
}
function testSimpleTree() {
var found = execParser(t058rewriteAST26Lexer, t058rewriteAST26Parser, "a", "-34");
assertEquals("(- 34)", found);
}
function testSimpleTree2() {
var found = execParser(t058rewriteAST27Lexer, t058rewriteAST27Parser, "a", "+ 34");
assertEquals("(34 +)", found);
}
function testNestedTrees() {
var found = execParser(t058rewriteAST28Lexer, t058rewriteAST28Parser, "a", "var a:int; b:float;");
assertEquals("(var (: a int) (: b float))", found);
}
function testImaginaryTokenCopy() {
var found = execParser(t058rewriteAST29Lexer, t058rewriteAST29Parser, "a", "a,b,c");
assertEquals("(VAR a) (VAR b) (VAR c)", found);
}
function testTokenUnreferencedOnLeftButDefined() {
var found = execParser(t058rewriteAST30Lexer, t058rewriteAST30Parser, "a", "a");
assertEquals("ID", found);
}
function testImaginaryTokenCopySetText() {
var found = execParser(t058rewriteAST31Lexer, t058rewriteAST31Parser, "a", "a,b,c");
assertEquals("(var a) (var b) (var c)", found);
}
function testImaginaryTokenNoCopyFromToken() {
var found = execParser(t058rewriteAST32Lexer, t058rewriteAST32Parser, "a", "{a b c}");
assertEquals("({ a b c)", found);
}
function testImaginaryTokenNoCopyFromTokenSetText() {
var found = execParser(t058rewriteAST33Lexer, t058rewriteAST33Parser, "a", "{a b c}");
assertEquals("(block a b c)", found);
}
function testMixedRewriteAndAutoAST() {
var found = execParser(t058rewriteAST34Lexer, t058rewriteAST34Parser, "a", "a 1 2");
assertEquals("(2 1 a)", found);
}
function testSubruleWithRewrite() {
var found = execParser(t058rewriteAST35Lexer, t058rewriteAST35Parser, "a", "a 1 2 3");
assertEquals("1 a 2 3", found);
}
function testSubruleWithRewrite2() {
var found = execParser(t058rewriteAST36Lexer, t058rewriteAST36Parser, "a", "int a; int b=3;");
assertEquals("(TYPE int a) (TYPE int b 3)", found);
}
function testNestedRewriteShutsOffAutoAST() {
var found = execParser(t058rewriteAST37Lexer, t058rewriteAST37Parser, "a", "a b c d; 42");
assertEquals("d 42", found);
}
function testRewriteActions() {
var found = execParser(t058rewriteAST38Lexer, t058rewriteAST38Parser, "a", "3");
assertEquals("(9 3)", found);
}
function testRewriteActions2() {
var found = execParser(t058rewriteAST39Lexer, t058rewriteAST39Parser, "a", "3");
assertEquals("9 3", found);
}
function testRefToOldValue() {
var found = execParser(t058rewriteAST40Lexer, t058rewriteAST40Parser, "a", "3+4+5");
assertEquals("(+ (+ 3 4) 5)", found);
}
function testCopySemanticsForRules() {
var found = execParser(t058rewriteAST41Lexer, t058rewriteAST41Parser, "a", "3");
assertEquals("(3 3)", found);
}
function testCopySemanticsForRules2() {
// copy type as a root for each invocation of (...)+ in rewrite
var found = execParser(t058rewriteAST42Lexer, t058rewriteAST42Parser, "a", "int a,b,c;");
assertEquals("(int a) (int b) (int c)", found);
}
function testCopySemanticsForRules3() {
// copy type *and* modifier even though it's optional
// for each invocation of (...)+ in rewrite
var found = execParser(t058rewriteAST43Lexer, t058rewriteAST43Parser, "a", "public int a,b,c;");
assertEquals("(int public a) (int public b) (int public c)", found);
}
function testCopySemanticsForRules3Double() {
// copy type *and* modifier even though it's optional
// for each invocation of (...)+ in rewrite
var found = execParser(t058rewriteAST44Lexer, t058rewriteAST44Parser, "a", "public int a,b,c;");
assertEquals("(int public a) (int public b) (int public c) (int public a) (int public b) (int public c)", found);
}
function testCopySemanticsForRules4() {
// copy type *and* modifier even though it's optional
// for each invocation of (...)+ in rewrite
var found = execParser(t058rewriteAST45Lexer, t058rewriteAST45Parser, "a", "public int a,b,c;");
assertEquals("(int (MOD public) a) (int (MOD public) b) (int (MOD public) c)", found);
}
function testCopySemanticsLists() {
var found = execParser(t058rewriteAST46Lexer, t058rewriteAST46Parser, "a", "a,b,c;");
assertEquals("a b c a b c", found);
}
function testCopyRuleLabel() {
var found = execParser(t058rewriteAST47Lexer, t058rewriteAST47Parser, "a", "a");
assertEquals("a a", found);
}
function testCopyRuleLabel2() {
var found = execParser(t058rewriteAST48Lexer, t058rewriteAST48Parser, "a", "a");
assertEquals("(a a)", found);
}
function testQueueingOfTokens() {
var found = execParser(t058rewriteAST49Lexer, t058rewriteAST49Parser, "a", "int a,b,c;");
assertEquals("(int a b c)", found);
}
function testCopyOfTokens() {
var found = execParser(t058rewriteAST50Lexer, t058rewriteAST50Parser, "a", "int a;");
assertEquals("int a int a", found);
}
function testTokenCopyInLoop() {
var found = execParser(t058rewriteAST51Lexer, t058rewriteAST51Parser, "a", "int a,b,c;");
assertEquals("(int a) (int b) (int c)", found);
}
function testTokenCopyInLoopAgainstTwoOthers() {
// must smear 'int' copies across as root of multiple trees
var found = execParser(t058rewriteAST52Lexer, t058rewriteAST52Parser, "a", "int a:1,b:2,c:3;");
assertEquals("(int a 1) (int b 2) (int c 3)", found);
}
function testListRefdOneAtATime() {
var found = execParser(t058rewriteAST53Lexer, t058rewriteAST53Parser, "a", "a b c");
assertEquals("a b c", found);
}
function testSplitListWithLabels() {
var found = execParser(t058rewriteAST54Lexer, t058rewriteAST54Parser, "a", "a b c");
assertEquals("a VAR b c", found);
}
function testComplicatedMelange() {
var found = execParser(t058rewriteAST55Lexer, t058rewriteAST55Parser, "a", "a a b b b c c c d");
assertEquals("a a b b b c c c d", found);
}
function testRuleLabel() {
var found = execParser(t058rewriteAST56Lexer, t058rewriteAST56Parser, "a", "a");
assertEquals("a", found);
}
function testAmbiguousRule() {
var found = execParser(t058rewriteAST57Lexer, t058rewriteAST57Parser,
"a", "abc 34");
assertEquals("34", found);
}
function testRuleListLabel() {
var found = execParser(t058rewriteAST58Lexer, t058rewriteAST58Parser, "a", "a b");
assertEquals("a b", found);
}
function testRuleListLabel2() {
var found = execParser(t058rewriteAST59Lexer, t058rewriteAST59Parser, "a", "a b");
assertEquals("a b", found);
}
function testOptional() {
var found = execParser(t058rewriteAST60Lexer, t058rewriteAST60Parser, "a", "a");
assertEquals("a", found);
}
function testOptional2() {
var found = execParser(t058rewriteAST61Lexer, t058rewriteAST61Parser, "a", "a b");
assertEquals("a b", found);
}
function testOptional3() {
var found = execParser(t058rewriteAST62Lexer, t058rewriteAST62Parser, "a", "a b");
assertEquals("a b", found);
}
function testOptional4() {
var found = execParser(t058rewriteAST63Lexer, t058rewriteAST63Parser, "a", "a b");
assertEquals("a b", found);
}
function testOptional5() {
var found = execParser(t058rewriteAST64Lexer, t058rewriteAST64Parser, "a", "a");
assertEquals("a", found);
}
function testArbitraryExprType() {
var found = execParser(t058rewriteAST65Lexer, t058rewriteAST65Parser, "a", "a b");
assertEquals("", found);
}
function testSet() {
var found = execParser(t058rewriteAST66Lexer, t058rewriteAST66Parser, "a", "2 a 34 de");
assertEquals("2 34 a de", found);
}
function testSet2() {
var found = execParser(t058rewriteAST67Lexer, t058rewriteAST67Parser, "a", "2");
assertEquals("2", found);
}
/*
* @fails - the grammar shouldn't be valid, but is
*
function testSetWithLabel() {
var found = execParser(t058rewriteAST68Lexer, t058rewriteAST68Parser, "a", "2");
assertEquals("2", found);
}
*/
function testRewriteAction() {
var found = execParser(t058rewriteAST69Lexer, t058rewriteAST69Parser, "r", "25");
assertEquals("25.0", found);
}
function testOptionalSubruleWithoutRealElements() {
// copy type *and* modifier even though it's optional
// for each invocation of (...)+ in rewrite
var found = execParser(t058rewriteAST70Lexer, t058rewriteAST70Parser, "modulo", "modulo abc (x y)");
assertEquals("(modulo abc (PARMS x y))", found);
}
//// C A R D I N A L I T Y I S S U E S
function testCardinality() {
try {
execParser(t058rewriteAST71Lexer, t058rewriteAST71Parser, "a", "a b 3 4 5");
fail();
} catch(e) {
assertEquals(e.getMessage(), "token ID");
}
}
function testCardinality2() {
try {
execParser(t058rewriteAST72Lexer, t058rewriteAST72Parser, "a", "a b");
fail();
} catch(e) {
assertEquals(e.getMessage(), "token ID");
}
}
function testCardinality3() {
try {
execParser(t058rewriteAST73Lexer, t058rewriteAST73Parser, "a", "3");
fail();
} catch(e) {
assertEquals(e.getMessage(), "token ID");
}
}
function testLoopCardinality() {
try {
execParser(t058rewriteAST74Lexer, t058rewriteAST74Parser, "a", "3");
fail();
} catch(e) {
assert(e instanceof org.antlr.runtime.tree.RewriteEarlyExitException);
}
}
function testWildcard() {
var found = execParser(t058rewriteAST75Lexer, t058rewriteAST75Parser, "a", "abc 34");
assertEquals("34\n", found);
}
// E R R O R S
function testExtraTokenInSimpleDecl() {
var retval = execParser(t058rewriteAST76Lexer, t058rewriteAST76Parser, "decl", "int 34 x=1;",
true);
var found = retval[0], errors = retval[1];
assertArrayEquals(["line 1:4 extraneous input '34' expecting ID"],
errors);
assertEquals("(EXPR int x 1)", found) // tree gets correct x and 1 tokens
}
function testMissingIDInSimpleDecl() {
var retval = execParser(t058rewriteAST77Lexer, t058rewriteAST77Parser, "decl", "int =1;",
true);
var found = retval[0], errors = retval[1];
assertArrayEquals(["line 1:4 missing ID at '='"], errors);
assertEquals("(EXPR int <missing ID> 1)", found) // tree gets invented ID token
}
function testMissingSetInSimpleDecl() {
var retval = execParser(t058rewriteAST78Lexer, t058rewriteAST78Parser, "decl", "x=1;",
true);
var found = retval[0], errors = retval[1];
assertArrayEquals(["line 1:0 mismatched input 'x' expecting set null"],
errors);
assertEquals("(EXPR <error: x> x 1)", found) // tree gets invented ID token
}
function testMissingTokenGivesErrorNode() {
var retval = execParser(t058rewriteAST79Lexer, t058rewriteAST79Parser, "a", "abc",
true);
var found = retval[0], errors = retval[1];
assertArrayEquals(["line 0:-1 missing INT at '<EOF>'"], errors);
// doesn't do in-line recovery for sets (yet?);
assertEquals("abc <missing INT>", found);
}
function testExtraTokenGivesErrorNode() {
var retval = execParser(t058rewriteAST80Lexer, t058rewriteAST80Parser, "a", "abc ick 34",
true);
var found = retval[0], errors = retval[1];
assertArrayEquals(["line 1:4 extraneous input 'ick' expecting INT"],
errors);
assertEquals("abc 34", found);
}
function testMissingFirstTokenGivesErrorNode() {
var retval = execParser(t058rewriteAST81Lexer, t058rewriteAST81Parser, "a", "34", true);
var found = retval[0], errors = retval[1];
assertArrayEquals(["line 1:0 missing ID at '34'"], errors);
assertEquals("<missing ID> 34", found);
}
function testMissingFirstTokenGivesErrorNode2() {
var retval = execParser(t058rewriteAST82Lexer, t058rewriteAST82Parser, "a", "34", true);
var found = retval[0], errors = retval[1];
// finds an error at the first token, 34, and re-syncs.
// re-synchronizing does not consume a token because 34 follows
// ref to rule b (start of c). It then matches 34 in c.
assertArrayEquals(["line 1:0 mismatched input '34' expecting ID"], errors);
assertEquals("<mismatched token: [@0,0:1='34',<5>,1:0], resync=34> 34", found);
}
function testNoViableAltGivesErrorNode() {
var retval = execParser(t058rewriteAST83Lexer, t058rewriteAST83Parser, "a", "*", true);
var found = retval[0], errors = retval[1];
// finds an error at the first token, 34, and re-syncs.
// re-synchronizing does not consume a token because 34 follows
// ref to rule b (start of c). It then matches 34 in c.
assertArrayEquals(["line 1:0 no viable alternative at input '*'"],
errors);
assertEquals("<unexpected: [@0,0:0='*',<6>,1:0], resync=*>",
found);
}
</script>
</head>
<body>
<h1>t058rewriteAST</h1>
</body>
</html>