286 lines
7.7 KiB
HTML
Executable File
286 lines
7.7 KiB
HTML
Executable File
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
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<head>
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<meta http-equiv="content-type" content="text/html;charset=utf-8" />
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<title>t048rewrite</title>
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<!-- ANTLR includes -->
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<script type="text/javascript" src="../../lib/antlr3-all.js"></script>
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<script type="text/javascript" src="t048rewrite.js"></script>
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<!-- JsUnit include -->
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<script type="text/javascript" src="../jsunit/app/jsUnitCore.js"></script>
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<!-- Test Code -->
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<script type="text/javascript">
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var TLexer = function() {
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TLexer.superclass.constructor.apply(this, arguments);
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};
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org.antlr.lang.extend(TLexer, t048rewrite, {
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recover: function(re) {
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/* don't recover, just crash */
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throw re;
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}
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});
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function _parse(xinput) {
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var cstream = new org.antlr.runtime.ANTLRStringStream(xinput),
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lexer = new TLexer(cstream),
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tstream = new org.antlr.runtime.TokenRewriteStream(lexer);
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tstream.LT(1); // fill buffer
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return tstream;
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}
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function testInsertBeforeIndex0() {
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var tokens = _parse("abc");
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tokens.insertBefore(0,"0");
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var result = tokens.toString(),
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expecting = "0abc";
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assertEquals(result, expecting);
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}
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function testInsertAfterLastIndex() {
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var tokens = _parse("abc");
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tokens.insertAfter(2,"x");
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var result = tokens.toString(),
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expecting = "abcx";
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assertEquals(result, expecting);
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}
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function test2InsertBeforeAfterMiddleIndex() {
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var tokens = _parse("abc");
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tokens.insertBefore(1,"x");
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tokens.insertAfter(1, "x");
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var result = tokens.toString(),
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expecting = "axbxc";
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assertEquals(result, expecting);
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}
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function testReplaceIndex0() {
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var tokens = _parse("abc");
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tokens.replace(0,"x");
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var result = tokens.toString(),
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expecting = "xbc";
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assertEquals(result, expecting);
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}
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function testReplaceLastIndex() {
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var tokens = _parse("abc");
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tokens.replace(2,"x");
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var result = tokens.toString(),
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expecting = "abx";
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assertEquals(result, expecting);
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}
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function testReplaceMiddleIndex() {
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var tokens = _parse("abc");
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tokens.replace(1,"x");
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var result = tokens.toString(),
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expecting = "axc";
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assertEquals(result, expecting);
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}
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function test2ReplaceMiddleIndex() {
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var tokens = _parse("abc");
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tokens.replace(1,"x");
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tokens.replace(1,"y");
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var result = tokens.toString(),
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expecting = "ayc";
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assertEquals(result, expecting);
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}
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function testReplaceThenDeleteMiddleIndex() {
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var tokens = _parse("abc");
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tokens.replace(1,"x");
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tokens.remove(1);
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var result = tokens.toString(),
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expecting = "ac";
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assertEquals(result, expecting);
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}
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function testReplaceThenInsertSameIndex() {
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var tokens = _parse("abc");
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tokens.replace(0,"x");
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tokens.insertBefore(0,"0");
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var result = tokens.toString(),
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expecting = "0xbc";
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assertEquals(result, expecting);
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}
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function testReplaceThen2InsertSameIndex() {
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var tokens = _parse("abc");
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tokens.replace(0,"x");
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tokens.insertBefore(0,"y");
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tokens.insertBefore(0,"z");
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var result = tokens.toString(),
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expecting = "zyxbc";
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assertEquals(result, expecting);
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}
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function testInsertThenReplaceSameIndex() {
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var tokens = _parse("abc");
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tokens.insertBefore(0,"0");
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tokens.replace(0,"x");
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var result = tokens.toString(),
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expecting = "0xbc";
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assertEquals(result, expecting);
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}
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function test2InsertMiddleIndex() {
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var tokens = _parse("abc");
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tokens.insertBefore(1,"x");
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tokens.insertBefore(1,"y");
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var result = tokens.toString(),
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expecting = "ayxbc";
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assertEquals(result, expecting);
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}
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function test2InsertThenReplaceIndex0() {
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var tokens = _parse("abc");
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tokens.insertBefore(0,"x");
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tokens.insertBefore(0,"y");
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tokens.replace(0,"z");
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var result = tokens.toString(),
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expecting = "yxzbc";
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assertEquals(result, expecting);
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}
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function testReplaceThenInsertBeforeLastIndex() {
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var tokens = _parse("abc");
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tokens.replace(2,"x");
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tokens.insertBefore(2,"y");
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var result = tokens.toString(),
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expecting = "abyx";
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assertEquals(result, expecting);
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}
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function testInsertThenReplaceLastIndex() {
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var tokens = _parse("abc");
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tokens.insertBefore(2,"y");
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tokens.replace(2,"x");
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var result = tokens.toString(),
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expecting = "abyx";
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assertEquals(result, expecting);
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}
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function testReplaceThenInsertLastIndex() {
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var tokens = _parse("abc");
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tokens.replace(2,"x");
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tokens.insertAfter(2,"y");
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var result = tokens.toString(),
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expecting = "abxy";
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assertEquals(result, expecting);
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}
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function testReplaceRangeThenInsertInMiddle() {
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var tokens = _parse("abcccba");
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tokens.replace(2,4,"x");
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tokens.insertBefore(3,"y");
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var result = tokens.toString(),
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expecting = "abxba";
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assertEquals(result, expecting);
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}
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function testReplaceRangeThenInsertAtLeftEdge() {
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var tokens = _parse("abcccba");
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tokens.replace(2,4,"x");
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tokens.insertBefore(2,"y");
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var result = tokens.toString(),
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expecting = "abyxba";
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assertEquals(result, expecting);
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}
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function testReplaceRangeThenInsertAtRightEdge() {
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var tokens = _parse("abcccba");
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tokens.replace(2,4,"x");
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tokens.insertBefore(4,"y");
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var result = tokens.toString(),
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expecting = "abxba";
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assertEquals(result, expecting);
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}
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function testReplaceRangeThenInsertAfterRightEdge() {
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var tokens = _parse("abcccba");
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tokens.replace(2,4,"x");
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tokens.insertAfter(4,"y");
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var result = tokens.toString(),
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expecting = "abxyba";
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assertEquals(result, expecting);
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}
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function testReplaceAll() {
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var tokens = _parse("abcccba");
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tokens.replace(0,6,"x");
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var result = tokens.toString(),
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expecting = "x";
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assertEquals(result, expecting);
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}
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function testReplaceSubsetThenFetch() {
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var tokens = _parse("abcccba");
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tokens.replace(2,4,"xyz");
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var result = tokens.toString(0,6),
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expecting = "abxyzba";
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assertEquals(result, expecting);
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}
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function testReplaceThenReplaceSuperset() {
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var tokens = _parse("abcccba");
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tokens.replace(2,4,"xyz");
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tokens.replace(2,5,"foo");
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var result = tokens.toString(),
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expecting = "abfooa";
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assertEquals(result, expecting);
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}
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function testReplaceThenReplaceLowerIndexedSuperset() {
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var tokens = _parse("abcccba");
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tokens.replace(2,4,"xyz");
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tokens.replace(1,3,"foo");
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var result = tokens.toString(),
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expecting = "afoocba";
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assertEquals(result, expecting);
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}
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function testReplaceSingleMiddleThenOverlappingSuperset() {
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var tokens = _parse("abcba");
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tokens.replace(2,2,"xyz");
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tokens.replace(0,3,"foo");
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var result = tokens.toString(),
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expecting = "fooa";
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assertEquals(result, expecting);
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}
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</script>
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</head>
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<body>
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<h1>t048rewrite</h1>
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</body>
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</html>
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