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// Copyright 2013 The Closure Library Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS-IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
goog.provide('goog.labs.storage.BoundedCollectableStorageTest');
goog.setTestOnly('goog.labs.storage.BoundedCollectableStorageTest');
goog.require('goog.labs.storage.BoundedCollectableStorage');
goog.require('goog.storage.collectableStorageTester');
goog.require('goog.storage.storageTester');
goog.require('goog.testing.MockClock');
goog.require('goog.testing.jsunit');
goog.require('goog.testing.storage.FakeMechanism');
function testBasicOperations() {
var mechanism = new goog.testing.storage.FakeMechanism();
var storage = new goog.labs.storage.BoundedCollectableStorage(mechanism, 5);
goog.storage.storageTester.runBasicTests(storage);
}
function testExpiredKeyCollection() {
var mechanism = new goog.testing.storage.FakeMechanism();
var clock = new goog.testing.MockClock(true);
var storage = new goog.labs.storage.BoundedCollectableStorage(mechanism, 15);
goog.storage.collectableStorageTester.runBasicTests(
mechanism, clock, storage);
}
function testLimitingNumberOfItems() {
var mechanism = new goog.testing.storage.FakeMechanism();
var clock = new goog.testing.MockClock(true);
var storage = new goog.labs.storage.BoundedCollectableStorage(mechanism, 2);
// First item should fit.
storage.set('item-1', 'one', 10000);
clock.tick(100);
assertEquals('one', storage.get('item-1'));
// Second item should fit.
storage.set('item-2', 'two', 10000);
assertEquals('one', storage.get('item-1'));
assertEquals('two', storage.get('item-2'));
// Third item is too much, 'item-1' should be removed.
storage.set('item-3', 'three', 5000);
clock.tick(100);
assertUndefined(storage.get('item-1'));
assertEquals('two', storage.get('item-2'));
assertEquals('three', storage.get('item-3'));
clock.tick(5000);
// 'item-3' item has expired, should be removed instead an older 'item-2'.
storage.set('item-4', 'four', 10000);
assertUndefined(storage.get('item-1'));
assertUndefined(storage.get('item-3'));
assertEquals('two', storage.get('item-2'));
assertEquals('four', storage.get('item-4'));
storage.remove('item-2');
storage.remove('item-4');
clock.uninstall();
}
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