118 lines
3.3 KiB
JavaScript
118 lines
3.3 KiB
JavaScript
// Copyright 2011 The Closure Library Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS-IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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/**
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* @fileoverview Unit tests for the iterable storage mechanism interface.
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*
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* These tests should be included in tests of any class extending
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* goog.storage.mechanism.IterableMechanism.
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*
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*/
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goog.provide('goog.storage.mechanism.iterableMechanismTester');
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goog.require('goog.iter.Iterator');
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goog.require('goog.storage.mechanism.IterableMechanism');
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goog.require('goog.testing.asserts');
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goog.setTestOnly('iterableMechanismTester');
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var mechanism = null;
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function testCount() {
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if (!mechanism) {
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return;
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}
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assertEquals(0, mechanism.getCount());
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mechanism.set('first', 'one');
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assertEquals(1, mechanism.getCount());
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mechanism.set('second', 'two');
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assertEquals(2, mechanism.getCount());
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mechanism.set('first', 'three');
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assertEquals(2, mechanism.getCount());
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}
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function testIteratorBasics() {
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if (!mechanism) {
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return;
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}
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mechanism.set('first', 'one');
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assertEquals('first', mechanism.__iterator__(true).next());
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assertEquals('one', mechanism.__iterator__(false).next());
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var iterator = mechanism.__iterator__();
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assertEquals('one', iterator.next());
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assertEquals(goog.iter.StopIteration,
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assertThrows(iterator.next));
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}
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function testIteratorWithTwoValues() {
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if (!mechanism) {
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return;
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}
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mechanism.set('first', 'one');
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mechanism.set('second', 'two');
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assertSameElements(['one', 'two'], goog.iter.toArray(mechanism));
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assertSameElements(['first', 'second'],
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goog.iter.toArray(mechanism.__iterator__(true)));
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}
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function testClear() {
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if (!mechanism) {
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return;
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}
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mechanism.set('first', 'one');
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mechanism.set('second', 'two');
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mechanism.clear();
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assertNull(mechanism.get('first'));
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assertNull(mechanism.get('second'));
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assertEquals(0, mechanism.getCount());
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assertEquals(goog.iter.StopIteration,
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assertThrows(mechanism.__iterator__(true).next));
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assertEquals(goog.iter.StopIteration,
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assertThrows(mechanism.__iterator__(false).next));
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}
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function testClearClear() {
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if (!mechanism) {
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return;
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}
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mechanism.clear();
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mechanism.clear();
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assertEquals(0, mechanism.getCount());
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}
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function testIteratorWithWeirdKeys() {
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if (!mechanism) {
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return;
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}
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mechanism.set(' ', 'space');
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mechanism.set('=+!@#$%^&*()-_\\|;:\'",./<>?[]{}~`', 'control');
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mechanism.set(
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'\u4e00\u4e8c\u4e09\u56db\u4e94\u516d\u4e03\u516b\u4e5d\u5341', 'ten');
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assertEquals(3, mechanism.getCount());
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assertSameElements([
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' ',
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'=+!@#$%^&*()-_\\|;:\'",./<>?[]{}~`',
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'\u4e00\u4e8c\u4e09\u56db\u4e94\u516d\u4e03\u516b\u4e5d\u5341'
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], goog.iter.toArray(mechanism.__iterator__(true)));
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mechanism.clear();
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assertEquals(0, mechanism.getCount());
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}
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