| // 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. |
| |
| /** |
| * @fileoverview Unit tests for goog.labs.net.webChannel.WebChannelBase. |
| * @suppress {accessControls} Private methods are accessed for test purposes. |
| * |
| */ |
| |
| |
| goog.provide('goog.labs.net.webChannel.webChannelBaseTransportTest'); |
| |
| goog.require('goog.events'); |
| goog.require('goog.functions'); |
| goog.require('goog.labs.net.webChannel.ChannelRequest'); |
| goog.require('goog.labs.net.webChannel.WebChannelBaseTransport'); |
| goog.require('goog.net.WebChannel'); |
| goog.require('goog.testing.PropertyReplacer'); |
| goog.require('goog.testing.jsunit'); |
| |
| |
| goog.setTestOnly('goog.labs.net.webChannel.webChannelBaseTransportTest'); |
| |
| |
| var webChannel; |
| var channelUrl = 'http://127.0.0.1:8080/channel'; |
| |
| var stubs = new goog.testing.PropertyReplacer(); |
| |
| |
| function shouldRunTests() { |
| return goog.labs.net.webChannel.ChannelRequest.supportsXhrStreaming(); |
| } |
| |
| |
| function setUp() { |
| } |
| |
| |
| function tearDown() { |
| goog.dispose(webChannel); |
| stubs.reset(); |
| } |
| |
| |
| /** |
| * Stubs goog.labs.net.webChannel.ChannelRequest. |
| */ |
| function stubChannelRequest() { |
| stubs.set(goog.labs.net.webChannel.ChannelRequest, 'supportsXhrStreaming', |
| goog.functions.FALSE); |
| } |
| |
| |
| function testUnsupportedTransports() { |
| stubChannelRequest(); |
| |
| var err = assertThrows(function() { |
| var webChannelTransport = |
| new goog.labs.net.webChannel.WebChannelBaseTransport(); |
| }); |
| assertContains('error', err.message); |
| } |
| |
| function testOpenWithUrl() { |
| var webChannelTransport = |
| new goog.labs.net.webChannel.WebChannelBaseTransport(); |
| webChannel = webChannelTransport.createWebChannel(channelUrl); |
| |
| var eventFired = false; |
| goog.events.listen(webChannel, goog.net.WebChannel.EventType.OPEN, |
| function(e) { |
| eventFired = true; |
| }); |
| |
| webChannel.open(); |
| assertFalse(eventFired); |
| |
| var channel = webChannel.channel_; |
| assertNotNull(channel); |
| |
| simulateOpenEvent(channel); |
| assertTrue(eventFired); |
| } |
| |
| function testOpenWithTestUrl() { |
| var webChannelTransport = |
| new goog.labs.net.webChannel.WebChannelBaseTransport(); |
| var options = {'testUrl': channelUrl + '/footest'}; |
| webChannel = webChannelTransport.createWebChannel(channelUrl, options); |
| webChannel.open(); |
| |
| var testPath = webChannel.channel_.connectionTest_.path_; |
| assertNotNullNorUndefined(testPath); |
| } |
| |
| function testOpenWithCustomHeaders() { |
| var webChannelTransport = |
| new goog.labs.net.webChannel.WebChannelBaseTransport(); |
| var options = {'messageHeaders': {'foo-key': 'foo-value'}}; |
| webChannel = webChannelTransport.createWebChannel(channelUrl, options); |
| webChannel.open(); |
| |
| var extraHeaders_ = webChannel.channel_.extraHeaders_; |
| assertNotNullNorUndefined(extraHeaders_); |
| assertEquals('foo-value', extraHeaders_['foo-key']); |
| assertEquals(undefined, extraHeaders_['X-Client-Protocol']); |
| } |
| |
| function testClientProtocolHeaderRequired() { |
| var webChannelTransport = |
| new goog.labs.net.webChannel.WebChannelBaseTransport(); |
| var options = {'clientProtocolHeaderRequired': true}; |
| webChannel = webChannelTransport.createWebChannel(channelUrl, options); |
| webChannel.open(); |
| |
| var extraHeaders_ = webChannel.channel_.extraHeaders_; |
| assertNotNullNorUndefined(extraHeaders_); |
| assertEquals('webchannel', extraHeaders_['X-Client-Protocol']); |
| } |
| |
| function testClientProtocolHeaderNotRequiredByDefault() { |
| var webChannelTransport = |
| new goog.labs.net.webChannel.WebChannelBaseTransport(); |
| webChannel = webChannelTransport.createWebChannel(channelUrl); |
| webChannel.open(); |
| |
| var extraHeaders_ = webChannel.channel_.extraHeaders_; |
| assertNull(extraHeaders_); |
| } |
| |
| function testClientProtocolHeaderRequiredWithCustomHeader() { |
| var webChannelTransport = |
| new goog.labs.net.webChannel.WebChannelBaseTransport(); |
| var options = { |
| 'clientProtocolHeaderRequired': true, |
| 'messageHeaders': {'foo-key': 'foo-value'} |
| }; |
| webChannel = webChannelTransport.createWebChannel(channelUrl, options); |
| webChannel.open(); |
| |
| var extraHeaders_ = webChannel.channel_.extraHeaders_; |
| assertNotNullNorUndefined(extraHeaders_); |
| assertEquals('foo-value', extraHeaders_['foo-key']); |
| assertEquals('webchannel', extraHeaders_['X-Client-Protocol']); |
| } |
| |
| function testOpenWithCustomParams() { |
| var webChannelTransport = |
| new goog.labs.net.webChannel.WebChannelBaseTransport(); |
| var options = {'messageUrlParams': {'foo-key': 'foo-value'}}; |
| webChannel = webChannelTransport.createWebChannel(channelUrl, options); |
| webChannel.open(); |
| |
| var extraParams = webChannel.channel_.extraParams_; |
| assertNotNullNorUndefined(extraParams); |
| } |
| |
| function testOpenWithCorsEnabled() { |
| var webChannelTransport = |
| new goog.labs.net.webChannel.WebChannelBaseTransport(); |
| var options = {'supportsCrossDomainXhr': true}; |
| webChannel = webChannelTransport.createWebChannel(channelUrl, options); |
| webChannel.open(); |
| |
| assertTrue(webChannel.channel_.supportsCrossDomainXhrs_); |
| } |
| |
| function testOpenThenCloseChannel() { |
| var webChannelTransport = |
| new goog.labs.net.webChannel.WebChannelBaseTransport(); |
| webChannel = webChannelTransport.createWebChannel(channelUrl); |
| |
| var eventFired = false; |
| goog.events.listen(webChannel, goog.net.WebChannel.EventType.CLOSE, |
| function(e) { |
| eventFired = true; |
| }); |
| |
| webChannel.open(); |
| assertFalse(eventFired); |
| |
| var channel = webChannel.channel_; |
| assertNotNull(channel); |
| |
| simulateCloseEvent(channel); |
| assertTrue(eventFired); |
| } |
| |
| |
| function testChannelError() { |
| var webChannelTransport = |
| new goog.labs.net.webChannel.WebChannelBaseTransport(); |
| webChannel = webChannelTransport.createWebChannel(channelUrl); |
| |
| var eventFired = false; |
| goog.events.listen(webChannel, goog.net.WebChannel.EventType.ERROR, |
| function(e) { |
| eventFired = true; |
| assertEquals(goog.net.WebChannel.ErrorStatus.NETWORK_ERROR, e.status); |
| }); |
| |
| webChannel.open(); |
| assertFalse(eventFired); |
| |
| var channel = webChannel.channel_; |
| assertNotNull(channel); |
| |
| simulateErrorEvent(channel); |
| assertTrue(eventFired); |
| } |
| |
| |
| function testChannelMessage() { |
| var webChannelTransport = |
| new goog.labs.net.webChannel.WebChannelBaseTransport(); |
| webChannel = webChannelTransport.createWebChannel(channelUrl); |
| |
| var eventFired = false; |
| var data = 'foo'; |
| goog.events.listen(webChannel, goog.net.WebChannel.EventType.MESSAGE, |
| function(e) { |
| eventFired = true; |
| assertEquals(e.data, data); |
| }); |
| |
| webChannel.open(); |
| assertFalse(eventFired); |
| |
| var channel = webChannel.channel_; |
| assertNotNull(channel); |
| |
| simulateMessageEvent(channel, data); |
| assertTrue(eventFired); |
| } |
| |
| |
| /** |
| * Simulates the WebChannelBase firing the open event for the given channel. |
| * @param {!goog.labs.net.webChannel.WebChannelBase} channel The WebChannelBase. |
| */ |
| function simulateOpenEvent(channel) { |
| assertNotNull(channel.getHandler()); |
| channel.getHandler().channelOpened(); |
| } |
| |
| |
| /** |
| * Simulates the WebChannelBase firing the close event for the given channel. |
| * @param {!goog.labs.net.webChannel.WebChannelBase} channel The WebChannelBase. |
| */ |
| function simulateCloseEvent(channel) { |
| assertNotNull(channel.getHandler()); |
| channel.getHandler().channelClosed(); |
| } |
| |
| |
| /** |
| * Simulates the WebChannelBase firing the error event for the given channel. |
| * @param {!goog.labs.net.webChannel.WebChannelBase} channel The WebChannelBase. |
| */ |
| function simulateErrorEvent(channel) { |
| assertNotNull(channel.getHandler()); |
| channel.getHandler().channelError(); |
| } |
| |
| |
| /** |
| * Simulates the WebChannelBase firing the message event for the given channel. |
| * @param {!goog.labs.net.webChannel.WebChannelBase} channel The WebChannelBase. |
| * @param {String} data The message data. |
| */ |
| function simulateMessageEvent(channel, data) { |
| assertNotNull(channel.getHandler()); |
| channel.getHandler().channelHandleArray(channel, data); |
| } |