<!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>t048rewrite</title>
<!-- ANTLR includes -->
<script type="text/javascript" src="../../lib/antlr3-all.js"></script>
<script type="text/javascript" src="t048rewrite.js"></script>
<!-- JsUnit include -->
<script type="text/javascript" src="../jsunit/app/jsUnitCore.js"></script>
<!-- Test Code -->
<script type="text/javascript">
var TLexer = function() {
TLexer.superclass.constructor.apply(this, arguments);
};
org.antlr.lang.extend(TLexer, t048rewrite, {
recover: function(re) {
/* don't recover, just crash */
throw re;
}
});
function _parse(xinput) {
var cstream = new org.antlr.runtime.ANTLRStringStream(xinput),
lexer = new TLexer(cstream),
tstream = new org.antlr.runtime.TokenRewriteStream(lexer);
tstream.LT(1); // fill buffer
return tstream;
}
function testInsertBeforeIndex0() {
var tokens = _parse("abc");
tokens.insertBefore(0,"0");
var result = tokens.toString(),
expecting = "0abc";
assertEquals(result, expecting);
}
function testInsertAfterLastIndex() {
var tokens = _parse("abc");
tokens.insertAfter(2,"x");
var result = tokens.toString(),
expecting = "abcx";
assertEquals(result, expecting);
}
function test2InsertBeforeAfterMiddleIndex() {
var tokens = _parse("abc");
tokens.insertBefore(1,"x");
tokens.insertAfter(1, "x");
var result = tokens.toString(),
expecting = "axbxc";
assertEquals(result, expecting);
}
function testReplaceIndex0() {
var tokens = _parse("abc");
tokens.replace(0,"x");
var result = tokens.toString(),
expecting = "xbc";
assertEquals(result, expecting);
}
function testReplaceLastIndex() {
var tokens = _parse("abc");
tokens.replace(2,"x");
var result = tokens.toString(),
expecting = "abx";
assertEquals(result, expecting);
}
function testReplaceMiddleIndex() {
var tokens = _parse("abc");
tokens.replace(1,"x");
var result = tokens.toString(),
expecting = "axc";
assertEquals(result, expecting);
}
function test2ReplaceMiddleIndex() {
var tokens = _parse("abc");
tokens.replace(1,"x");
tokens.replace(1,"y");
var result = tokens.toString(),
expecting = "ayc";
assertEquals(result, expecting);
}
function testReplaceThenDeleteMiddleIndex() {
var tokens = _parse("abc");
tokens.replace(1,"x");
tokens.remove(1);
var result = tokens.toString(),
expecting = "ac";
assertEquals(result, expecting);
}
function testReplaceThenInsertSameIndex() {
var tokens = _parse("abc");
tokens.replace(0,"x");
tokens.insertBefore(0,"0");
var result = tokens.toString(),
expecting = "0xbc";
assertEquals(result, expecting);
}
function testReplaceThen2InsertSameIndex() {
var tokens = _parse("abc");
tokens.replace(0,"x");
tokens.insertBefore(0,"y");
tokens.insertBefore(0,"z");
var result = tokens.toString(),
expecting = "zyxbc";
assertEquals(result, expecting);
}
function testInsertThenReplaceSameIndex() {
var tokens = _parse("abc");
tokens.insertBefore(0,"0");
tokens.replace(0,"x");
var result = tokens.toString(),
expecting = "0xbc";
assertEquals(result, expecting);
}
function test2InsertMiddleIndex() {
var tokens = _parse("abc");
tokens.insertBefore(1,"x");
tokens.insertBefore(1,"y");
var result = tokens.toString(),
expecting = "ayxbc";
assertEquals(result, expecting);
}
function test2InsertThenReplaceIndex0() {
var tokens = _parse("abc");
tokens.insertBefore(0,"x");
tokens.insertBefore(0,"y");
tokens.replace(0,"z");
var result = tokens.toString(),
expecting = "yxzbc";
assertEquals(result, expecting);
}
function testReplaceThenInsertBeforeLastIndex() {
var tokens = _parse("abc");
tokens.replace(2,"x");
tokens.insertBefore(2,"y");
var result = tokens.toString(),
expecting = "abyx";
assertEquals(result, expecting);
}
function testInsertThenReplaceLastIndex() {
var tokens = _parse("abc");
tokens.insertBefore(2,"y");
tokens.replace(2,"x");
var result = tokens.toString(),
expecting = "abyx";
assertEquals(result, expecting);
}
function testReplaceThenInsertLastIndex() {
var tokens = _parse("abc");
tokens.replace(2,"x");
tokens.insertAfter(2,"y");
var result = tokens.toString(),
expecting = "abxy";
assertEquals(result, expecting);
}
function testReplaceRangeThenInsertInMiddle() {
var tokens = _parse("abcccba");
tokens.replace(2,4,"x");
tokens.insertBefore(3,"y");
var result = tokens.toString(),
expecting = "abxba";
assertEquals(result, expecting);
}
function testReplaceRangeThenInsertAtLeftEdge() {
var tokens = _parse("abcccba");
tokens.replace(2,4,"x");
tokens.insertBefore(2,"y");
var result = tokens.toString(),
expecting = "abyxba";
assertEquals(result, expecting);
}
function testReplaceRangeThenInsertAtRightEdge() {
var tokens = _parse("abcccba");
tokens.replace(2,4,"x");
tokens.insertBefore(4,"y");
var result = tokens.toString(),
expecting = "abxba";
assertEquals(result, expecting);
}
function testReplaceRangeThenInsertAfterRightEdge() {
var tokens = _parse("abcccba");
tokens.replace(2,4,"x");
tokens.insertAfter(4,"y");
var result = tokens.toString(),
expecting = "abxyba";
assertEquals(result, expecting);
}
function testReplaceAll() {
var tokens = _parse("abcccba");
tokens.replace(0,6,"x");
var result = tokens.toString(),
expecting = "x";
assertEquals(result, expecting);
}
function testReplaceSubsetThenFetch() {
var tokens = _parse("abcccba");
tokens.replace(2,4,"xyz");
var result = tokens.toString(0,6),
expecting = "abxyzba";
assertEquals(result, expecting);
}
function testReplaceThenReplaceSuperset() {
var tokens = _parse("abcccba");
tokens.replace(2,4,"xyz");
tokens.replace(2,5,"foo");
var result = tokens.toString(),
expecting = "abfooa";
assertEquals(result, expecting);
}
function testReplaceThenReplaceLowerIndexedSuperset() {
var tokens = _parse("abcccba");
tokens.replace(2,4,"xyz");
tokens.replace(1,3,"foo");
var result = tokens.toString(),
expecting = "afoocba";
assertEquals(result, expecting);
}
function testReplaceSingleMiddleThenOverlappingSuperset() {
var tokens = _parse("abcba");
tokens.replace(2,2,"xyz");
tokens.replace(0,3,"foo");
var result = tokens.toString(),
expecting = "fooa";
assertEquals(result, expecting);
}
</script>
</head>
<body>
<h1>t048rewrite</h1>
</body>
</html>