| // Copyright 2010 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.testing.events.EventObserverTest'); |
| goog.setTestOnly('goog.testing.events.EventObserverTest'); |
| |
| goog.require('goog.array'); |
| goog.require('goog.events'); |
| goog.require('goog.events.Event'); |
| goog.require('goog.events.EventTarget'); |
| goog.require('goog.testing.events.EventObserver'); |
| goog.require('goog.testing.jsunit'); |
| |
| // Return an event's type |
| function getEventType(e) { |
| return e.type; |
| } |
| |
| function testGetEvents() { |
| var observer = new goog.testing.events.EventObserver(); |
| var target = new goog.events.EventTarget(); |
| goog.events.listen(target, ['foo', 'bar', 'baz'], observer); |
| |
| var eventTypes = [ |
| 'bar', 'baz', 'foo', 'qux', 'quux', 'corge', 'foo', 'baz']; |
| goog.array.forEach(eventTypes, goog.bind(target.dispatchEvent, target)); |
| |
| var replayEvents = observer.getEvents(); |
| |
| assertArrayEquals('Only the listened-for event types should be remembered', |
| ['bar', 'baz', 'foo', 'foo', 'baz'], |
| goog.array.map(observer.getEvents(), getEventType)); |
| |
| assertArrayEquals(['bar'], |
| goog.array.map(observer.getEvents('bar'), getEventType)); |
| assertArrayEquals(['baz', 'baz'], |
| goog.array.map(observer.getEvents('baz'), getEventType)); |
| assertArrayEquals(['foo', 'foo'], |
| goog.array.map(observer.getEvents('foo'), getEventType)); |
| } |
| |
| function testHandleEvent() { |
| var events = [ |
| new goog.events.Event('foo'), |
| new goog.events.Event('bar'), |
| new goog.events.Event('baz') |
| ]; |
| |
| var observer = new goog.testing.events.EventObserver(); |
| goog.array.forEach(events, goog.bind(observer.handleEvent, observer)); |
| |
| assertArrayEquals(events, observer.getEvents()); |
| assertArrayEquals([events[0]], observer.getEvents('foo')); |
| assertArrayEquals([events[1]], observer.getEvents('bar')); |
| assertArrayEquals([events[2]], observer.getEvents('baz')); |
| } |