angular-docs-cn/packages/zone.js/test/test_fake_polyfill.ts

90 lines
2.7 KiB
TypeScript

/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/// <reference types="node"/>
'use strict';
(function(global: any) {
// add custom properties to Native Error
const NativeError = global['Error'];
NativeError.customProperty = 'customProperty';
NativeError.customFunction = function() {};
// add fake cordova polyfill for test
const fakeCordova = function() {};
(fakeCordova as any).exec = function(
success: Function, error: Function, service: string, action: string, args: any[]) {
if (action === 'successAction') {
success();
} else {
error();
}
};
global.cordova = fakeCordova;
const TestTarget = global.TestTarget = function() {};
Object.defineProperties(TestTarget.prototype, {
'onprop1': {configurable: true, writable: true},
'onprop2': {configurable: true, writable: true},
'onprop3': {
configurable: true,
get: function() {
return this._onprop3;
},
set: function(_value) {
this._onprop3 = _value;
}
},
'_onprop3': {configurable: true, writable: true, value: function() {}},
'addEventListener': {
configurable: true,
writable: true,
value: function(eventName: string, callback: Function) {
if (!this.events) {
this.events = {};
}
const Zone = global.Zone;
this.events.eventName = {zone: Zone.current, callback: callback};
}
},
'removeEventListener': {
configurable: true,
writable: true,
value: function(eventName: string, callback: Function) {
if (!this.events) {
return;
}
this.events.eventName = null;
}
},
'dispatchEvent': {
configurable: true,
writable: true,
value: function(eventName: string) {
const zoneCallback = this.events && this.events.eventName;
zoneCallback && zoneCallback.zone.run(zoneCallback.callback, this, [{type: eventName}]);
}
}
});
// Zone symbol prefix may be set in *-env-setup.ts (browser & node),
// but this file is used in multiple scenarios, and Zone isn't loaded at this point yet.
const zoneSymbolPrefix = global['__Zone_symbol_prefix'] || '__zone_symbol__';
global['__Zone_ignore_on_properties'] =
[{target: TestTarget.prototype, ignoreProperties: ['prop1']}];
global[zoneSymbolPrefix + 'FakeAsyncTestMacroTask'] = [{source: 'TestClass.myTimeout'}];
// will not monkey patch scroll and wheel event.
global[zoneSymbolPrefix + 'UNPATCHED_EVENTS'] = ['scroll', 'wheel'];
// touchstart and scroll will be passive by default.
global[zoneSymbolPrefix + 'PASSIVE_EVENTS'] = ['touchstart', 'scroll'];
})(typeof window === 'object' && window || typeof self === 'object' && self || global);