/**
* @license
* Copyright The Closure Library Authors.
* SPDX-License-Identifier: Apache-2.0
*/
goog.module('goog.string.StringBufferTest');
goog.setTestOnly();
const StringBuffer = goog.require('goog.string.StringBuffer');
const testSuite = goog.require('goog.testing.testSuite');
testSuite({
testStringBuffer() {
let sb = new 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 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 StringBuffer(1);
sb.append(2);
assertEquals('Test 4', '12', sb.toString());
},
testStringBufferSet() {
const sb = new StringBuffer('foo');
sb.set('bar');
assertEquals('Test 1', 'bar', sb.toString());
},
testStringBufferMultiAppend() {
let sb = new StringBuffer('hey', 'foo');
sb.append('bar', 'baz');
assertEquals('Test 1', 'heyfoobarbaz', sb.toString());
sb = new StringBuffer();
sb.append(1, 2);
// should not add up to '3'
assertEquals('Test 2', '12', sb.toString());
},
testStringBufferToString() {
const sb = new StringBuffer('foo', 'bar');
assertEquals('Test 1', 'foobar', sb.toString());
},
testStringBufferWithFalseFirstArgument() {
let sb = new StringBuffer(0, 'more');
assertEquals('Test 1', '0more', sb.toString());
sb = new StringBuffer(false, 'more');
assertEquals('Test 2', 'falsemore', sb.toString());
sb = new StringBuffer('', 'more');
assertEquals('Test 3', 'more', sb.toString());
sb = new StringBuffer(null, 'more');
assertEquals('Test 4', '', sb.toString());
sb = new StringBuffer(undefined, 'more');
assertEquals('Test 5', '', sb.toString());
},
testStringBufferGetLength() {
const sb = new 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());
},
});