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<!DOCTYPE html>
<html>
<!--
Copyright 2006 The Closure Library Authors. All Rights Reserved.
Use of this source code is governed by the Apache License, Version 2.0.
See the COPYING file for details.
-->
<head>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>Closure Unit Tests - goog.string.StringBuffer</title>
<script src="../base.js"></script>
<script>
goog.require('goog.string.StringBuffer');
goog.require('goog.testing.jsunit');
</script>
</head>
<body>
<script>
function testStringBuffer() {
var sb = new goog.string.StringBuffer();
sb.append('Four score');
sb.append(' ');
sb.append('and seven years ago.');
assertEquals('Test 1', 'Four score and seven years ago.', sb.toString());
sb.clear();
assertEquals('Test 2', '', sb.toString());
sb = new goog.string.StringBuffer('Four score ');
sb.append('and seven years ago.');
assertEquals('Test 3', 'Four score and seven years ago.', sb.toString());
// can pass in non-Strings?
sb = new goog.string.StringBuffer(1);
sb.append(2);
assertEquals('Test 4', '12', sb.toString());
}
function testStringBufferSet() {
var sb = new goog.string.StringBuffer('foo');
sb.set('bar');
assertEquals('Test 1', 'bar', sb.toString());
}
function testStringBufferMultiAppend() {
var sb = new goog.string.StringBuffer('hey', 'foo');
sb.append('bar', 'baz');
assertEquals('Test 1', 'heyfoobarbaz', sb.toString());
sb = new goog.string.StringBuffer();
sb.append(1, 2);
// should not add up to '3'
assertEquals('Test 2', '12', sb.toString());
}
function testStringBufferToString() {
var sb = new goog.string.StringBuffer('foo', 'bar');
assertEquals('Test 1', 'foobar', sb.toString());
}
function testStringBufferWithFalseFirstArgument() {
var sb = new goog.string.StringBuffer(0, 'more');
assertEquals('Test 1', '0more', sb.toString());
sb = new goog.string.StringBuffer(false, 'more');
assertEquals('Test 2', 'falsemore', sb.toString());
sb = new goog.string.StringBuffer('', 'more');
assertEquals('Test 3', 'more', sb.toString());
sb = new goog.string.StringBuffer(null, 'more');
assertEquals('Test 4', '', sb.toString());
sb = new goog.string.StringBuffer(undefined, 'more');
assertEquals('Test 5', '', sb.toString());
}
function testStringBufferGetLength() {
var sb = new goog.string.StringBuffer();
assertEquals(0, sb.getLength());
sb.append('foo');
assertEquals(3, sb.getLength());
sb.append('baroo');
assertEquals(8, sb.getLength());
sb.clear();
assertEquals(0, sb.getLength());
}
</script>
</body>
</html>
|
