| <!DOCTYPE html> |
| <!-- |
| Copyright 2015 The Chromium Authors. All rights reserved. |
| Use of this source code is governed by a BSD-style license that can be |
| found in the LICENSE file. |
| --> |
| |
| <script> |
| 'use strict'; |
| |
| var testing_common = (function() { |
| |
| var fixture = null; |
| var xhrMock = null; |
| |
| var XMLHttpRequestMock = function() { |
| this.responseMap_ = {}; |
| window.XMLHttpRequest = this.getMock(); |
| }; |
| |
| XMLHttpRequestMock.prototype.getMock = function() { |
| // TODO(chrisphan): Add support for error state. |
| var self = this; |
| return function() { |
| this.status = 200; |
| this.onerror = function() {}; |
| this.open = function(method, url, async) { |
| this.url = url; |
| }; |
| this.abort = function() {}; |
| this.setRequestHeader = function() {}; |
| this.onload = function() {}; |
| this.send = function(param) { |
| var requestStr = this.url + '?' + param; |
| if (requestStr in self.responseMap_) { |
| this.responseText = self.responseMap_[requestStr]; |
| this.onload(); |
| } else { |
| console.warn('XMLHttpRequest sent without a handler: ' + requestStr); |
| } |
| }; |
| }; |
| }; |
| |
| XMLHttpRequestMock.prototype.add = function(param, response) { |
| this.responseMap_[param] = response; |
| }; |
| |
| function addXhrMock(param, response) { |
| if (!xhrMock) { |
| xhrMock = new XMLHttpRequestMock(); |
| } |
| xhrMock.add(param, response); |
| }; |
| |
| function clearXhrMock() { |
| // Reverts back to native XMLHttpRequest. |
| delete window.XMLHttpRequest; |
| xhrMock = null; |
| }; |
| |
| /** |
| * Does a deep copy of the object. |
| * @param {*} obj Object to copy. |
| * @return {*} A copy of the object. |
| */ |
| function deepCopy(obj) { |
| return JSON.parse(JSON.stringify(obj)); |
| }; |
| |
| function addToFixture(node) { |
| if (!fixture) { |
| fixture = document.createElement('div'); |
| document.body.appendChild(fixture); |
| } |
| fixture.appendChild(node); |
| }; |
| |
| function clearFixture() { |
| if (fixture) { |
| fixture.innerHTML = ''; |
| } |
| }; |
| |
| return { |
| addXhrMock: addXhrMock, |
| clearXhrMock: clearXhrMock, |
| deepCopy: deepCopy, |
| addToFixture: addToFixture, |
| clearFixture: clearFixture |
| }; |
| })(); |
| |
| </script> |
