/** * @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 */ import {patchFilteredProperties} from '../../lib/browser/property-descriptor'; import {patchEventTarget} from '../../lib/common/events'; import {isIEOrEdge, zoneSymbol} from '../../lib/common/utils'; import {getEdgeVersion, getIEVersion, ifEnvSupports, ifEnvSupportsWithDone, isEdge} from '../test-util'; import Spy = jasmine.Spy; declare const global: any; const noop = function() {}; function windowPrototype() { return !!(global['Window'] && global['Window'].prototype); } function promiseUnhandleRejectionSupport() { return !!global['PromiseRejectionEvent']; } function canPatchOnProperty(obj: any, prop: string) { const func = function() { if (!obj) { return false; } const desc = Object.getOwnPropertyDescriptor(obj, prop); if (!desc || !desc.configurable) { return false; } return true; }; (func as any).message = 'patchOnProperties'; return func; } let supportsPassive = false; try { const opts = Object.defineProperty({}, 'passive', {get: function() { supportsPassive = true; }}); window.addEventListener('test', opts as any, opts); window.removeEventListener('test', opts as any, opts); } catch (e) { } function supportEventListenerOptions() { return supportsPassive; } (supportEventListenerOptions as any).message = 'supportsEventListenerOptions'; function supportCanvasTest() { const HTMLCanvasElement = (window as any)['HTMLCanvasElement']; const supportCanvas = typeof HTMLCanvasElement !== 'undefined' && HTMLCanvasElement.prototype && HTMLCanvasElement.prototype.toBlob; const FileReader = (window as any)['FileReader']; const supportFileReader = typeof FileReader !== 'undefined'; return supportCanvas && supportFileReader; } (supportCanvasTest as any).message = 'supportCanvasTest'; function ieOrEdge() { return isIEOrEdge(); } (ieOrEdge as any).message = 'IE/Edge Test'; class TestEventListener { logs: any[] = []; addEventListener(eventName: string, listener: any, options: any) { this.logs.push(options); } removeEventListener(eventName: string, listener: any, options: any) {} } describe('Zone', function() { const rootZone = Zone.current; (Zone as any)[zoneSymbol('ignoreConsoleErrorUncaughtError')] = true; describe('hooks', function() { it('should allow you to override alert/prompt/confirm', function() { const alertSpy = jasmine.createSpy('alert'); const promptSpy = jasmine.createSpy('prompt'); const confirmSpy = jasmine.createSpy('confirm'); const spies: {[k: string]: Function} = {'alert': alertSpy, 'prompt': promptSpy, 'confirm': confirmSpy}; const myZone = Zone.current.fork({ name: 'spy', onInvoke: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, callback: Function, applyThis?: any, applyArgs?: any[], source?: string): any => { if (source) { spies[source].apply(null, applyArgs); } else { return parentZoneDelegate.invoke(targetZone, callback, applyThis, applyArgs, source); } } }); myZone.run(function() { alert('alertMsg'); prompt('promptMsg', 'default'); confirm('confirmMsg'); }); expect(alertSpy).toHaveBeenCalledWith('alertMsg'); expect(promptSpy).toHaveBeenCalledWith('promptMsg', 'default'); expect(confirmSpy).toHaveBeenCalledWith('confirmMsg'); }); describe( 'DOM onProperty hooks', ifEnvSupports(canPatchOnProperty(HTMLElement.prototype, 'onclick'), function() { let mouseEvent = document.createEvent('Event'); let hookSpy: Spy, eventListenerSpy: Spy; const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { hookSpy(); return parentZoneDelegate.scheduleTask(targetZone, task); } }); beforeEach(function() { mouseEvent.initEvent('mousedown', true, true); hookSpy = jasmine.createSpy('hook'); eventListenerSpy = jasmine.createSpy('eventListener'); }); function checkIsOnPropertiesPatched(target: any, ignoredProperties?: string[]) { for (let prop in target) { if (ignoredProperties && ignoredProperties.filter(ignoreProp => ignoreProp === prop).length > 0) { continue; } if (prop.substr(0, 2) === 'on' && prop.length > 2) { target[prop] = noop; if (!target[Zone.__symbol__('ON_PROPERTY' + prop.substr(2))]) { console.log('onProp is null:', prop); } else { target[prop] = null; expect(!target[Zone.__symbol__('ON_PROPERTY' + prop.substr(2))]).toBeTruthy(); } } } } it('should patch all possbile on properties on element', function() { const htmlElementTagNames: string[] = [ 'a', 'area', 'audio', 'base', 'basefont', 'blockquote', 'br', 'button', 'canvas', 'caption', 'col', 'colgroup', 'data', 'datalist', 'del', 'dir', 'div', 'dl', 'embed', 'fieldset', 'font', 'form', 'frame', 'frameset', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'head', 'hr', 'html', 'iframe', 'img', 'input', 'ins', 'isindex', 'label', 'legend', 'li', 'link', 'listing', 'map', 'marquee', 'menu', 'meta', 'meter', 'nextid', 'ol', 'optgroup', 'option', 'output', 'p', 'param', 'picture', 'pre', 'progress', 'q', 'script', 'select', 'source', 'span', 'style', 'table', 'tbody', 'td', 'template', 'textarea', 'tfoot', 'th', 'thead', 'time', 'title', 'tr', 'track', 'ul', 'video' ]; htmlElementTagNames.forEach(tagName => { checkIsOnPropertiesPatched(document.createElement(tagName), ['onorientationchange']); }); }); it('should patch all possbile on properties on body', function() { checkIsOnPropertiesPatched(document.body, ['onorientationchange']); }); it('should patch all possbile on properties on Document', function() { checkIsOnPropertiesPatched(document, ['onorientationchange']); }); it('should patch all possbile on properties on Window', function() { checkIsOnPropertiesPatched(window, [ 'onvrdisplayactivate', 'onvrdisplayblur', 'onvrdisplayconnect', 'onvrdisplaydeactivate', 'onvrdisplaydisconnect', 'onvrdisplayfocus', 'onvrdisplaypointerrestricted', 'onvrdisplaypointerunrestricted', 'onorientationchange', 'onerror' ]); }); it('should patch all possbile on properties on xhr', function() { checkIsOnPropertiesPatched(new XMLHttpRequest()); }); it('should not patch ignored on properties', function() { const TestTarget: any = (window as any)['TestTarget']; patchFilteredProperties( TestTarget.prototype, ['prop1', 'prop2'], global['__Zone_ignore_on_properties']); const testTarget = new TestTarget(); Zone.current.fork({name: 'test'}).run(() => { testTarget.onprop1 = function() { // onprop1 should not be patched expect(Zone.current.name).toEqual('test1'); }; testTarget.onprop2 = function() { // onprop2 should be patched expect(Zone.current.name).toEqual('test'); }; }); Zone.current.fork({name: 'test1'}).run(() => { testTarget.dispatchEvent('prop1'); testTarget.dispatchEvent('prop2'); }); }); it('should not patch ignored eventListener', function() { let scrollEvent = document.createEvent('Event'); scrollEvent.initEvent('scroll', true, true); const zone = Zone.current.fork({name: 'run'}); Zone.current.fork({name: 'scroll'}).run(() => { document.addEventListener( 'scroll', () => { expect(Zone.current.name).toEqual(zone.name); }); }); zone.run(() => { document.dispatchEvent(scrollEvent); }); }); it('should be able to clear on handler added before load zone.js', function() { const TestTarget: any = (window as any)['TestTarget']; patchFilteredProperties( TestTarget.prototype, ['prop3'], global['__Zone_ignore_on_properties']); const testTarget = new TestTarget(); Zone.current.fork({name: 'test'}).run(() => { expect(testTarget.onprop3).toBeTruthy(); const newProp3Handler = function() {}; testTarget.onprop3 = newProp3Handler; expect(testTarget.onprop3).toBe(newProp3Handler); testTarget.onprop3 = null; expect(!testTarget.onprop3).toBeTruthy(); testTarget.onprop3 = function() { // onprop1 should not be patched expect(Zone.current.name).toEqual('test'); }; }); Zone.current.fork({name: 'test1'}).run(() => { testTarget.dispatchEvent('prop3'); }); }); it('window onmousedown should be in zone', ifEnvSupports(canPatchOnProperty(window, 'onmousedown'), function() { zone.run(function() { window.onmousedown = eventListenerSpy; }); window.dispatchEvent(mouseEvent); expect(hookSpy).toHaveBeenCalled(); expect(eventListenerSpy).toHaveBeenCalled(); window.removeEventListener('mousedown', eventListenerSpy); expect((window as any)[zoneSymbol('ON_PROPERTYmousedown')]) .toEqual(eventListenerSpy); window.onmousedown = null; expect(!!(window as any)[zoneSymbol('ON_PROPERTYmousedown')]).toBeFalsy(); })); it('window onresize should be patched', ifEnvSupports(canPatchOnProperty(window, 'onmousedown'), function() { window.onresize = eventListenerSpy; const innerResizeProp: any = (window as any)[zoneSymbol('ON_PROPERTYresize')]; expect(innerResizeProp).toBeTruthy(); innerResizeProp(); expect(eventListenerSpy).toHaveBeenCalled(); window.removeEventListener('resize', eventListenerSpy); expect((window as any)[zoneSymbol('ON_PROPERTYresize')]).toEqual(eventListenerSpy); window.onresize = null; expect(!!(window as any)[zoneSymbol('ON_PROPERTYresize')]).toBeFalsy(); })); it('document onmousedown should be in zone', ifEnvSupports(canPatchOnProperty(Document.prototype, 'onmousedown'), function() { zone.run(function() { document.onmousedown = eventListenerSpy; }); document.dispatchEvent(mouseEvent); expect(hookSpy).toHaveBeenCalled(); expect(eventListenerSpy).toHaveBeenCalled(); document.removeEventListener('mousedown', eventListenerSpy); expect((document as any)[zoneSymbol('ON_PROPERTYmousedown')]) .toEqual(eventListenerSpy); document.onmousedown = null; expect(!!(document as any)[zoneSymbol('ON_PROPERTYmousedown')]).toBeFalsy(); })); // TODO: JiaLiPassion, need to find out why the test bundle is not `use strict`. xit('event handler with null context should use event.target', ifEnvSupports(canPatchOnProperty(Document.prototype, 'onmousedown'), function() { const ieVer = getIEVersion(); if (ieVer && ieVer === 9) { // in ie9, this is window object even we call func.apply(undefined) return; } const logs: string[] = []; const EventTarget = (window as any)['EventTarget']; let oriAddEventListener = EventTarget && EventTarget.prototype ? (EventTarget.prototype as any)[zoneSymbol('addEventListener')] : (HTMLSpanElement.prototype as any)[zoneSymbol('addEventListener')]; if (!oriAddEventListener) { // no patched addEventListener found return; } let handler1: Function; let handler2: Function; const listener = function() { logs.push('listener1'); }; const listener1 = function() { logs.push('listener2'); }; HTMLSpanElement.prototype.addEventListener = function( eventName: string, callback: any) { if (eventName === 'click') { handler1 = callback; } else if (eventName === 'mousedown') { handler2 = callback; } return oriAddEventListener.apply(this, arguments); }; (HTMLSpanElement.prototype as any)[zoneSymbol('addEventListener')] = null; patchEventTarget(window, [HTMLSpanElement.prototype]); const span = document.createElement('span'); document.body.appendChild(span); zone.run(function() { span.addEventListener('click', listener); span.onmousedown = listener1; }); expect(handler1 !).toBe(handler2 !); handler1 !.apply(null, [{type: 'click', target: span}]); handler2 !.apply(null, [{type: 'mousedown', target: span}]); expect(hookSpy).toHaveBeenCalled(); expect(logs).toEqual(['listener1', 'listener2']); document.body.removeChild(span); if (EventTarget) { (EventTarget.prototype as any)[zoneSymbol('addEventListener')] = oriAddEventListener; } else { (HTMLSpanElement.prototype as any)[zoneSymbol('addEventListener')] = oriAddEventListener; } })); it('SVGElement onmousedown should be in zone', ifEnvSupports( canPatchOnProperty(SVGElement && SVGElement.prototype, 'onmousedown'), function() { const svg = document.createElementNS('http://www.w3.org/2000/svg', 'svg'); document.body.appendChild(svg); zone.run(function() { svg.onmousedown = eventListenerSpy; }); svg.dispatchEvent(mouseEvent); expect(hookSpy).toHaveBeenCalled(); expect(eventListenerSpy).toHaveBeenCalled(); svg.removeEventListener('mouse', eventListenerSpy); document.body.removeChild(svg); })); it('get window onerror should not throw error', ifEnvSupports(canPatchOnProperty(window, 'onerror'), function() { const testFn = function() { let onerror = window.onerror; window.onerror = function() {}; onerror = window.onerror; }; expect(testFn).not.toThrow(); })); it('window.onerror callback signiture should be (message, source, lineno, colno, error)', ifEnvSupportsWithDone(canPatchOnProperty(window, 'onerror'), function(done: DoneFn) { let testError = new Error('testError'); window.onerror = function( message: any, source?: string, lineno?: number, colno?: number, error?: any) { expect(message).toContain('testError'); if (getEdgeVersion() !== 14) { // Edge 14, error will be undefined. expect(error).toBe(testError); } (window as any).onerror = null; setTimeout(done); return true; }; setTimeout(() => { throw testError; }, 100); })); })); describe('eventListener hooks', function() { let button: HTMLButtonElement; let clickEvent: Event; beforeEach(function() { button = document.createElement('button'); clickEvent = document.createEvent('Event'); clickEvent.initEvent('click', true, true); document.body.appendChild(button); }); afterEach(function() { document.body.removeChild(button); }); it('should support addEventListener', function() { const hookSpy = jasmine.createSpy('hook'); const eventListenerSpy = jasmine.createSpy('eventListener'); const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { hookSpy(); return parentZoneDelegate.scheduleTask(targetZone, task); } }); zone.run(function() { button.addEventListener('click', eventListenerSpy); }); button.dispatchEvent(clickEvent); expect(hookSpy).toHaveBeenCalled(); expect(eventListenerSpy).toHaveBeenCalled(); }); it('should be able to access addEventListener information in onScheduleTask', function() { const hookSpy = jasmine.createSpy('hook'); const eventListenerSpy = jasmine.createSpy('eventListener'); let scheduleButton; let scheduleEventName: string|undefined; let scheduleCapture: boolean|undefined; let scheduleTask; const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { hookSpy(); scheduleButton = (task.data as any).taskData.target; scheduleEventName = (task.data as any).taskData.eventName; scheduleCapture = (task.data as any).taskData.capture; scheduleTask = task; return parentZoneDelegate.scheduleTask(targetZone, task); } }); zone.run(function() { button.addEventListener('click', eventListenerSpy); }); button.dispatchEvent(clickEvent); expect(hookSpy).toHaveBeenCalled(); expect(eventListenerSpy).toHaveBeenCalled(); expect(scheduleButton).toBe(button as any); expect(scheduleEventName).toBe('click'); expect(scheduleCapture).toBe(false); expect(scheduleTask && (scheduleTask as any).data.taskData).toBe(null as any); }); it('should support addEventListener on window', ifEnvSupports(windowPrototype, function() { const hookSpy = jasmine.createSpy('hook'); const eventListenerSpy = jasmine.createSpy('eventListener'); const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { hookSpy(); return parentZoneDelegate.scheduleTask(targetZone, task); } }); zone.run(function() { window.addEventListener('click', eventListenerSpy); }); window.dispatchEvent(clickEvent); expect(hookSpy).toHaveBeenCalled(); expect(eventListenerSpy).toHaveBeenCalled(); })); it('should support removeEventListener', function() { const hookSpy = jasmine.createSpy('hook'); const eventListenerSpy = jasmine.createSpy('eventListener'); const zone = rootZone.fork({ name: 'spy', onCancelTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { hookSpy(); return parentZoneDelegate.cancelTask(targetZone, task); } }); zone.run(function() { button.addEventListener('click', eventListenerSpy); button.removeEventListener('click', eventListenerSpy); }); button.dispatchEvent(clickEvent); expect(hookSpy).toHaveBeenCalled(); expect(eventListenerSpy).not.toHaveBeenCalled(); }); describe( 'should support addEventListener/removeEventListener with AddEventListenerOptions with capture setting', ifEnvSupports(supportEventListenerOptions, function() { let hookSpy: Spy; let cancelSpy: Spy; let logs: string[]; const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { hookSpy(); return parentZoneDelegate.scheduleTask(targetZone, task); }, onCancelTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { cancelSpy(); return parentZoneDelegate.cancelTask(targetZone, task); } }); const docListener = () => { logs.push('document'); }; const btnListener = () => { logs.push('button'); }; beforeEach(() => { logs = []; hookSpy = jasmine.createSpy('hook'); cancelSpy = jasmine.createSpy('cancel'); }); it('should handle child event when addEventListener with capture true', () => { // test capture true zone.run(function() { (document as any).addEventListener('click', docListener, {capture: true}); button.addEventListener('click', btnListener); }); button.dispatchEvent(clickEvent); expect(hookSpy).toHaveBeenCalled(); expect(logs).toEqual(['document', 'button']); logs = []; (document as any).removeEventListener('click', docListener, {capture: true}); button.removeEventListener('click', btnListener); expect(cancelSpy).toHaveBeenCalled(); button.dispatchEvent(clickEvent); expect(logs).toEqual([]); }); it('should handle child event when addEventListener with capture true', () => { // test capture false zone.run(function() { (document as any).addEventListener('click', docListener, {capture: false}); button.addEventListener('click', btnListener); }); button.dispatchEvent(clickEvent); expect(hookSpy).toHaveBeenCalled(); expect(logs).toEqual(['button', 'document']); logs = []; (document as any).removeEventListener('click', docListener, {capture: false}); button.removeEventListener('click', btnListener); expect(cancelSpy).toHaveBeenCalled(); button.dispatchEvent(clickEvent); expect(logs).toEqual([]); }); })); describe( 'should ignore duplicate event handler', ifEnvSupports(supportEventListenerOptions, function() { let hookSpy: Spy; let cancelSpy: Spy; let logs: string[]; const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { hookSpy(); return parentZoneDelegate.scheduleTask(targetZone, task); }, onCancelTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { cancelSpy(); return parentZoneDelegate.cancelTask(targetZone, task); } }); const docListener = () => { logs.push('document options'); }; beforeEach(() => { logs = []; hookSpy = jasmine.createSpy('hook'); cancelSpy = jasmine.createSpy('cancel'); }); const testDuplicate = function(args1?: any, args2?: any) { zone.run(function() { if (args1) { (document as any).addEventListener('click', docListener, args1); } else { (document as any).addEventListener('click', docListener); } if (args2) { (document as any).addEventListener('click', docListener, args2); } else { (document as any).addEventListener('click', docListener); } }); button.dispatchEvent(clickEvent); expect(hookSpy).toHaveBeenCalled(); expect(logs).toEqual(['document options']); logs = []; (document as any).removeEventListener('click', docListener, args1); expect(cancelSpy).toHaveBeenCalled(); button.dispatchEvent(clickEvent); expect(logs).toEqual([]); }; it('should ignore duplicate handler', () => { let captureFalse = [ undefined, false, {capture: false}, {capture: false, passive: false}, {passive: false}, {} ]; let captureTrue = [true, {capture: true}, {capture: true, passive: false}]; for (let i = 0; i < captureFalse.length; i++) { for (let j = 0; j < captureFalse.length; j++) { testDuplicate(captureFalse[i], captureFalse[j]); } } for (let i = 0; i < captureTrue.length; i++) { for (let j = 0; j < captureTrue.length; j++) { testDuplicate(captureTrue[i], captureTrue[j]); } } }); })); describe( 'should support mix useCapture with AddEventListenerOptions capture', ifEnvSupports(supportEventListenerOptions, function() { let hookSpy: Spy; let cancelSpy: Spy; let logs: string[]; const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { hookSpy(); return parentZoneDelegate.scheduleTask(targetZone, task); }, onCancelTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { cancelSpy(); return parentZoneDelegate.cancelTask(targetZone, task); } }); const docListener = () => { logs.push('document options'); }; const docListener1 = () => { logs.push('document useCapture'); }; const btnListener = () => { logs.push('button'); }; beforeEach(() => { logs = []; hookSpy = jasmine.createSpy('hook'); cancelSpy = jasmine.createSpy('cancel'); }); const testAddRemove = function(args1?: any, args2?: any) { zone.run(function() { if (args1) { (document as any).addEventListener('click', docListener, args1); } else { (document as any).addEventListener('click', docListener); } if (args2) { (document as any).removeEventListener('click', docListener, args2); } else { (document as any).removeEventListener('click', docListener); } }); button.dispatchEvent(clickEvent); expect(cancelSpy).toHaveBeenCalled(); expect(logs).toEqual([]); }; it('should be able to add/remove same handler with mix options and capture', function() { let captureFalse = [ undefined, false, {capture: false}, {capture: false, passive: false}, {passive: false}, {} ]; let captureTrue = [true, {capture: true}, {capture: true, passive: false}]; for (let i = 0; i < captureFalse.length; i++) { for (let j = 0; j < captureFalse.length; j++) { testAddRemove(captureFalse[i], captureFalse[j]); } } for (let i = 0; i < captureTrue.length; i++) { for (let j = 0; j < captureTrue.length; j++) { testAddRemove(captureTrue[i], captureTrue[j]); } } }); const testDifferent = function(args1?: any, args2?: any) { zone.run(function() { if (args1) { (document as any).addEventListener('click', docListener, args1); } else { (document as any).addEventListener('click', docListener); } if (args2) { (document as any).addEventListener('click', docListener1, args2); } else { (document as any).addEventListener('click', docListener1); } }); button.dispatchEvent(clickEvent); expect(hookSpy).toHaveBeenCalled(); expect(logs.sort()).toEqual(['document options', 'document useCapture']); logs = []; if (args1) { (document as any).removeEventListener('click', docListener, args1); } else { (document as any).removeEventListener('click', docListener); } button.dispatchEvent(clickEvent); expect(logs).toEqual(['document useCapture']); logs = []; if (args2) { (document as any).removeEventListener('click', docListener1, args2); } else { (document as any).removeEventListener('click', docListener1); } button.dispatchEvent(clickEvent); expect(logs).toEqual([]); }; it('should be able to add different handlers for same event', function() { let captureFalse = [ undefined, false, {capture: false}, {capture: false, passive: false}, {passive: false}, {} ]; let captureTrue = [true, {capture: true}, {capture: true, passive: false}]; for (let i = 0; i < captureFalse.length; i++) { for (let j = 0; j < captureTrue.length; j++) { testDifferent(captureFalse[i], captureTrue[j]); } } for (let i = 0; i < captureTrue.length; i++) { for (let j = 0; j < captureFalse.length; j++) { testDifferent(captureTrue[i], captureFalse[j]); } } }); it('should handle options.capture true with capture true correctly', function() { zone.run(function() { (document as any).addEventListener('click', docListener, {capture: true}); document.addEventListener('click', docListener1, true); button.addEventListener('click', btnListener); }); button.dispatchEvent(clickEvent); expect(hookSpy).toHaveBeenCalled(); expect(logs).toEqual(['document options', 'document useCapture', 'button']); logs = []; (document as any).removeEventListener('click', docListener, {capture: true}); button.dispatchEvent(clickEvent); expect(logs).toEqual(['document useCapture', 'button']); logs = []; document.removeEventListener('click', docListener1, true); button.dispatchEvent(clickEvent); expect(logs).toEqual(['button']); logs = []; button.removeEventListener('click', btnListener); expect(cancelSpy).toHaveBeenCalled(); button.dispatchEvent(clickEvent); expect(logs).toEqual([]); }); })); it('should support addEventListener with AddEventListenerOptions once setting', ifEnvSupports(supportEventListenerOptions, function() { let hookSpy = jasmine.createSpy('hook'); let logs: string[] = []; const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { hookSpy(); return parentZoneDelegate.scheduleTask(targetZone, task); } }); zone.run(function() { (button as any).addEventListener('click', function() { logs.push('click'); }, {once: true}); }); button.dispatchEvent(clickEvent); expect(hookSpy).toHaveBeenCalled(); expect(logs.length).toBe(1); expect(logs).toEqual(['click']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(0); })); it('should support addEventListener with AddEventListenerOptions once setting and capture', ifEnvSupports(supportEventListenerOptions, function() { let hookSpy = jasmine.createSpy('hook'); let logs: string[] = []; const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { hookSpy(); return parentZoneDelegate.scheduleTask(targetZone, task); } }); zone.run(function() { (button as any).addEventListener('click', function() { logs.push('click'); }, {once: true, capture: true}); }); button.dispatchEvent(clickEvent); expect(hookSpy).toHaveBeenCalled(); expect(logs.length).toBe(1); expect(logs).toEqual(['click']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(0); })); it('should support add multipe listeners with AddEventListenerOptions once setting and same capture after normal listener', ifEnvSupports(supportEventListenerOptions, function() { let logs: string[] = []; button.addEventListener('click', function() { logs.push('click'); }, true); (button as any).addEventListener('click', function() { logs.push('once click'); }, {once: true, capture: true}); button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['click', 'once click']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(1); expect(logs).toEqual(['click']); })); it('should support add multipe listeners with AddEventListenerOptions once setting and mixed capture after normal listener', ifEnvSupports(supportEventListenerOptions, function() { let logs: string[] = []; button.addEventListener('click', function() { logs.push('click'); }); (button as any).addEventListener('click', function() { logs.push('once click'); }, {once: true, capture: true}); button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['click', 'once click']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(1); expect(logs).toEqual(['click']); })); it('should support add multipe listeners with AddEventListenerOptions once setting before normal listener', ifEnvSupports(supportEventListenerOptions, function() { let logs: string[] = []; (button as any).addEventListener('click', function() { logs.push('once click'); }, {once: true}); button.addEventListener('click', function() { logs.push('click'); }); button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['once click', 'click']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(1); expect(logs).toEqual(['click']); })); it('should support add multipe listeners with AddEventListenerOptions once setting with same capture before normal listener', ifEnvSupports(supportEventListenerOptions, function() { let logs: string[] = []; (button as any).addEventListener('click', function() { logs.push('once click'); }, {once: true, capture: true}); button.addEventListener('click', function() { logs.push('click'); }, true); button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['once click', 'click']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(1); expect(logs).toEqual(['click']); })); it('should support add multipe listeners with AddEventListenerOptions once setting with mixed capture before normal listener', ifEnvSupports(supportEventListenerOptions, function() { let logs: string[] = []; (button as any).addEventListener('click', function() { logs.push('once click'); }, {once: true, capture: true}); button.addEventListener('click', function() { logs.push('click'); }); button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['once click', 'click']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(1); expect(logs).toEqual(['click']); })); it('should change options to boolean if not support passive', () => { patchEventTarget(window, [TestEventListener.prototype]); const testEventListener = new TestEventListener(); const listener = function() {}; testEventListener.addEventListener('test', listener, {passive: true}); testEventListener.addEventListener('test1', listener, {once: true}); testEventListener.addEventListener('test2', listener, {capture: true}); testEventListener.addEventListener('test3', listener, {passive: false}); testEventListener.addEventListener('test4', listener, {once: false}); testEventListener.addEventListener('test5', listener, {capture: false}); if (!supportsPassive) { expect(testEventListener.logs).toEqual([false, false, true, false, false, false]); } else { expect(testEventListener.logs).toEqual([ {passive: true}, {once: true}, {capture: true}, {passive: false}, {once: false}, {capture: false} ]); } }); it('should change options to boolean if not support passive on HTMLElement', () => { const logs: string[] = []; const listener = (e: Event) => { logs.push('clicked'); }; (button as any).addEventListener('click', listener, {once: true}); button.dispatchEvent(clickEvent); expect(logs).toEqual(['clicked']); button.dispatchEvent(clickEvent); if (supportsPassive) { expect(logs).toEqual(['clicked']); } else { expect(logs).toEqual(['clicked', 'clicked']); } button.removeEventListener('click', listener); }); it('should support addEventListener with AddEventListenerOptions passive setting', ifEnvSupports(supportEventListenerOptions, function() { const hookSpy = jasmine.createSpy('hook'); const logs: string[] = []; const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { hookSpy(); return parentZoneDelegate.scheduleTask(targetZone, task); } }); const listener = (e: Event) => { logs.push(e.defaultPrevented.toString()); e.preventDefault(); logs.push(e.defaultPrevented.toString()); }; zone.run(function() { (button as any).addEventListener('click', listener, {passive: true}); }); button.dispatchEvent(clickEvent); expect(hookSpy).toHaveBeenCalled(); expect(logs).toEqual(['false', 'false']); button.removeEventListener('click', listener); })); it('should support Event.stopImmediatePropagation', ifEnvSupports(supportEventListenerOptions, function() { const hookSpy = jasmine.createSpy('hook'); const logs: any[] = []; const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { hookSpy(); return parentZoneDelegate.scheduleTask(targetZone, task); } }); const listener1 = (e: Event) => { logs.push('listener1'); e.stopImmediatePropagation(); }; const listener2 = (e: Event) => { logs.push('listener2'); }; zone.run(function() { (button as any).addEventListener('click', listener1); (button as any).addEventListener('click', listener2); }); button.dispatchEvent(clickEvent); expect(hookSpy).toHaveBeenCalled(); expect(logs).toEqual(['listener1']); button.removeEventListener('click', listener1); button.removeEventListener('click', listener2); })); it('should support remove event listener by call zone.cancelTask directly', function() { let logs: string[] = []; let eventTask: Task; const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { eventTask = task; return parentZoneDelegate.scheduleTask(targetZone, task); } }); zone.run(() => { button.addEventListener('click', function() { logs.push('click'); }); }); let listeners = (button as any).eventListeners('click'); expect(listeners.length).toBe(1); eventTask !.zone.cancelTask(eventTask !); listeners = (button as any).eventListeners('click'); button.dispatchEvent(clickEvent); expect(logs.length).toBe(0); expect(listeners.length).toBe(0); }); it('should support remove event listener by call zone.cancelTask directly with capture=true', function() { let logs: string[] = []; let eventTask: Task; const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { eventTask = task; return parentZoneDelegate.scheduleTask(targetZone, task); } }); zone.run(() => { button.addEventListener('click', function() { logs.push('click'); }, true); }); let listeners = (button as any).eventListeners('click'); expect(listeners.length).toBe(1); eventTask !.zone.cancelTask(eventTask !); listeners = (button as any).eventListeners('click'); button.dispatchEvent(clickEvent); expect(logs.length).toBe(0); expect(listeners.length).toBe(0); }); it('should support remove event listeners by call zone.cancelTask directly with multiple listeners', function() { let logs: string[] = []; let eventTask: Task; const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { eventTask = task; return parentZoneDelegate.scheduleTask(targetZone, task); } }); zone.run( () => { button.addEventListener('click', function() { logs.push('click1'); }); }); button.addEventListener('click', function() { logs.push('click2'); }); let listeners = (button as any).eventListeners('click'); expect(listeners.length).toBe(2); button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['click1', 'click2']); eventTask !.zone.cancelTask(eventTask !); logs = []; listeners = (button as any).eventListeners('click'); button.dispatchEvent(clickEvent); expect(logs.length).toBe(1); expect(listeners.length).toBe(1); expect(logs).toEqual(['click2']); }); it('should support remove event listeners by call zone.cancelTask directly with multiple listeners with same capture=true', function() { let logs: string[] = []; let eventTask: Task; const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { eventTask = task; return parentZoneDelegate.scheduleTask(targetZone, task); } }); zone.run(() => { button.addEventListener('click', function() { logs.push('click1'); }, true); }); button.addEventListener('click', function() { logs.push('click2'); }, true); let listeners = (button as any).eventListeners('click'); expect(listeners.length).toBe(2); button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['click1', 'click2']); eventTask !.zone.cancelTask(eventTask !); logs = []; listeners = (button as any).eventListeners('click'); button.dispatchEvent(clickEvent); expect(logs.length).toBe(1); expect(listeners.length).toBe(1); expect(logs).toEqual(['click2']); }); it('should support remove event listeners by call zone.cancelTask directly with multiple listeners with mixed capture', function() { let logs: string[] = []; let eventTask: Task; const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { eventTask = task; return parentZoneDelegate.scheduleTask(targetZone, task); } }); zone.run(() => { button.addEventListener('click', function() { logs.push('click1'); }, true); }); button.addEventListener('click', function() { logs.push('click2'); }); let listeners = (button as any).eventListeners('click'); expect(listeners.length).toBe(2); button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['click1', 'click2']); eventTask !.zone.cancelTask(eventTask !); logs = []; listeners = (button as any).eventListeners('click'); button.dispatchEvent(clickEvent); expect(logs.length).toBe(1); expect(listeners.length).toBe(1); expect(logs).toEqual(['click2']); }); it('should support reschedule eventTask', ifEnvSupports(supportEventListenerOptions, function() { let hookSpy1 = jasmine.createSpy('spy1'); let hookSpy2 = jasmine.createSpy('spy2'); let hookSpy3 = jasmine.createSpy('spy3'); let logs: string[] = []; const isBlacklistedEvent = function(source: string) { return source.lastIndexOf('click') !== -1; }; const zone1 = Zone.current.fork({ name: 'zone1', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { if ((task.type === 'eventTask' || task.type === 'macroTask') && isBlacklistedEvent(task.source)) { task.cancelScheduleRequest(); return zone2.scheduleTask(task); } else { return parentZoneDelegate.scheduleTask(targetZone, task); } }, onInvokeTask( parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task, applyThis: any, applyArgs: any) { hookSpy1(); return parentZoneDelegate.invokeTask(targetZone, task, applyThis, applyArgs); } }); const zone2 = Zone.current.fork({ name: 'zone2', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { hookSpy2(); return parentZoneDelegate.scheduleTask(targetZone, task); }, onInvokeTask( parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task, applyThis: any, applyArgs: any) { hookSpy3(); return parentZoneDelegate.invokeTask(targetZone, task, applyThis, applyArgs); } }); const listener = function() { logs.push(Zone.current.name); }; zone1.run(() => { button.addEventListener('click', listener); button.addEventListener('mouseover', listener); }); const clickEvent = document.createEvent('Event'); clickEvent.initEvent('click', true, true); const mouseEvent = document.createEvent('Event'); mouseEvent.initEvent('mouseover', true, true); button.dispatchEvent(clickEvent); button.removeEventListener('click', listener); expect(logs).toEqual(['zone2']); expect(hookSpy1).not.toHaveBeenCalled(); expect(hookSpy2).toHaveBeenCalled(); expect(hookSpy3).toHaveBeenCalled(); logs = []; hookSpy2 = jasmine.createSpy('hookSpy2'); hookSpy3 = jasmine.createSpy('hookSpy3'); button.dispatchEvent(mouseEvent); button.removeEventListener('mouseover', listener); expect(logs).toEqual(['zone1']); expect(hookSpy1).toHaveBeenCalled(); expect(hookSpy2).not.toHaveBeenCalled(); expect(hookSpy3).not.toHaveBeenCalled(); })); it('should support inline event handler attributes', function() { const hookSpy = jasmine.createSpy('hook'); const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { hookSpy(); return parentZoneDelegate.scheduleTask(targetZone, task); } }); zone.run(function() { button.setAttribute('onclick', 'return'); expect(button.onclick).not.toBe(null); }); }); describe('should be able to remove eventListener during eventListener callback', function() { it('should be able to remove eventListener during eventListener callback', function() { let logs: string[] = []; const listener1 = function() { button.removeEventListener('click', listener1); logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; button.addEventListener('click', listener1); button.addEventListener('click', listener2); button.addEventListener('click', listener3); button.dispatchEvent(clickEvent); expect(logs.length).toBe(3); expect(logs).toEqual(['listener1', 'listener2', 'listener3']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['listener2', 'listener3']); button.removeEventListener('click', listener2); button.removeEventListener('click', listener3); }); it('should be able to remove eventListener during eventListener callback with capture=true', function() { let logs: string[] = []; const listener1 = function() { button.removeEventListener('click', listener1, true); logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; button.addEventListener('click', listener1, true); button.addEventListener('click', listener2, true); button.addEventListener('click', listener3, true); button.dispatchEvent(clickEvent); expect(logs.length).toBe(3); expect(logs).toEqual(['listener1', 'listener2', 'listener3']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['listener2', 'listener3']); button.removeEventListener('click', listener2, true); button.removeEventListener('click', listener3, true); }); it('should be able to remove handleEvent eventListener during eventListener callback', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = { handleEvent: function(event: Event) { logs.push('listener3'); button.removeEventListener('click', listener3); } }; button.addEventListener('click', listener1); button.addEventListener('click', listener2); button.addEventListener('click', listener3); button.dispatchEvent(clickEvent); expect(logs.length).toBe(3); expect(logs).toEqual(['listener1', 'listener2', 'listener3']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['listener1', 'listener2']); button.removeEventListener('click', listener1); button.removeEventListener('click', listener2); }); it('should be able to remove handleEvent eventListener during eventListener callback with capture=true', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = { handleEvent: function(event: Event) { logs.push('listener3'); button.removeEventListener('click', listener3, true); } }; button.addEventListener('click', listener1, true); button.addEventListener('click', listener2, true); button.addEventListener('click', listener3, true); button.dispatchEvent(clickEvent); expect(logs.length).toBe(3); expect(logs).toEqual(['listener1', 'listener2', 'listener3']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['listener1', 'listener2']); button.removeEventListener('click', listener1, true); button.removeEventListener('click', listener2, true); }); it('should be able to remove multiple eventListeners during eventListener callback', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); button.removeEventListener('click', listener2); button.removeEventListener('click', listener3); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; button.addEventListener('click', listener1); button.addEventListener('click', listener2); button.addEventListener('click', listener3); button.dispatchEvent(clickEvent); expect(logs.length).toBe(1); expect(logs).toEqual(['listener1']); button.removeEventListener('click', listener1); }); it('should be able to remove multiple eventListeners during eventListener callback with capture=true', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); button.removeEventListener('click', listener2, true); button.removeEventListener('click', listener3, true); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; button.addEventListener('click', listener1, true); button.addEventListener('click', listener2, true); button.addEventListener('click', listener3, true); button.dispatchEvent(clickEvent); expect(logs.length).toBe(1); expect(logs).toEqual(['listener1']); button.removeEventListener('click', listener1, true); }); it('should be able to remove part of other eventListener during eventListener callback', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); button.removeEventListener('click', listener2); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; button.addEventListener('click', listener1); button.addEventListener('click', listener2); button.addEventListener('click', listener3); button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['listener1', 'listener3']); button.removeEventListener('click', listener1); button.removeEventListener('click', listener3); }); it('should be able to remove part of other eventListener during eventListener callback with capture=true', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); button.removeEventListener('click', listener2, true); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; button.addEventListener('click', listener1, true); button.addEventListener('click', listener2, true); button.addEventListener('click', listener3, true); button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['listener1', 'listener3']); button.removeEventListener('click', listener1, true); button.removeEventListener('click', listener3, true); }); it('should be able to remove all beforeward and afterward eventListener during eventListener callback', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); button.removeEventListener('click', listener1); button.removeEventListener('click', listener3); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; button.addEventListener('click', listener1); button.addEventListener('click', listener2); button.addEventListener('click', listener3); button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['listener1', 'listener2']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(1); expect(logs).toEqual(['listener2']); button.removeEventListener('click', listener2); }); it('should be able to remove all beforeward and afterward eventListener during eventListener callback with capture=true', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); button.removeEventListener('click', listener1, true); button.removeEventListener('click', listener3, true); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; button.addEventListener('click', listener1, true); button.addEventListener('click', listener2, true); button.addEventListener('click', listener3, true); button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['listener1', 'listener2']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(1); expect(logs).toEqual(['listener2']); button.removeEventListener('click', listener2, true); }); it('should be able to remove part of beforeward and afterward eventListener during eventListener callback', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = { handleEvent: function(event: Event) { logs.push('listener3'); button.removeEventListener('click', listener2); button.removeEventListener('click', listener4); } }; const listener4 = function() { logs.push('listener4'); }; const listener5 = function() { logs.push('listener5'); }; button.addEventListener('click', listener1); button.addEventListener('click', listener2); button.addEventListener('click', listener3); button.addEventListener('click', listener4); button.addEventListener('click', listener5); button.dispatchEvent(clickEvent); expect(logs.length).toBe(4); expect(logs).toEqual(['listener1', 'listener2', 'listener3', 'listener5']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(3); expect(logs).toEqual(['listener1', 'listener3', 'listener5']); button.removeEventListener('click', listener1); button.removeEventListener('click', listener3); button.removeEventListener('click', listener5); }); it('should be able to remove part of beforeward and afterward eventListener during eventListener callback with capture=true', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = { handleEvent: function(event: Event) { logs.push('listener3'); button.removeEventListener('click', listener2, true); button.removeEventListener('click', listener4, true); } }; const listener4 = function() { logs.push('listener4'); }; const listener5 = function() { logs.push('listener5'); }; button.addEventListener('click', listener1, true); button.addEventListener('click', listener2, true); button.addEventListener('click', listener3, true); button.addEventListener('click', listener4, true); button.addEventListener('click', listener5, true); button.dispatchEvent(clickEvent); expect(logs.length).toBe(4); expect(logs).toEqual(['listener1', 'listener2', 'listener3', 'listener5']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(3); expect(logs).toEqual(['listener1', 'listener3', 'listener5']); button.removeEventListener('click', listener1, true); button.removeEventListener('click', listener3, true); button.removeEventListener('click', listener5, true); }); it('should be able to remove all beforeward eventListener during eventListener callback', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = { handleEvent: function(event: Event) { logs.push('listener3'); button.removeEventListener('click', listener1); button.removeEventListener('click', listener2); } }; button.addEventListener('click', listener1); button.addEventListener('click', listener2); button.addEventListener('click', listener3); button.dispatchEvent(clickEvent); expect(logs.length).toBe(3); expect(logs).toEqual(['listener1', 'listener2', 'listener3']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(1); expect(logs).toEqual(['listener3']); button.removeEventListener('click', listener3); }); it('should be able to remove all beforeward eventListener during eventListener callback with capture=true', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = { handleEvent: function(event: Event) { logs.push('listener3'); button.removeEventListener('click', listener1, true); button.removeEventListener('click', listener2, true); } }; button.addEventListener('click', listener1, true); button.addEventListener('click', listener2, true); button.addEventListener('click', listener3, true); button.dispatchEvent(clickEvent); expect(logs.length).toBe(3); expect(logs).toEqual(['listener1', 'listener2', 'listener3']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(1); expect(logs).toEqual(['listener3']); button.removeEventListener('click', listener3, true); }); it('should be able to remove part of beforeward eventListener during eventListener callback', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = { handleEvent: function(event: Event) { logs.push('listener3'); button.removeEventListener('click', listener1); } }; button.addEventListener('click', listener1); button.addEventListener('click', listener2); button.addEventListener('click', listener3); button.dispatchEvent(clickEvent); expect(logs.length).toBe(3); expect(logs).toEqual(['listener1', 'listener2', 'listener3']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['listener2', 'listener3']); button.removeEventListener('click', listener2); button.removeEventListener('click', listener3); }); it('should be able to remove part of beforeward eventListener during eventListener callback with capture=true', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = { handleEvent: function(event: Event) { logs.push('listener3'); button.removeEventListener('click', listener1, true); } }; button.addEventListener('click', listener1, true); button.addEventListener('click', listener2, true); button.addEventListener('click', listener3, true); button.dispatchEvent(clickEvent); expect(logs.length).toBe(3); expect(logs).toEqual(['listener1', 'listener2', 'listener3']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['listener2', 'listener3']); button.removeEventListener('click', listener2, true); button.removeEventListener('click', listener3, true); }); it('should be able to remove all eventListeners during first eventListener callback', function() { let logs: string[] = []; const listener1 = function() { (button as any).removeAllListeners('click'); logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; button.addEventListener('click', listener1); button.addEventListener('click', listener2); button.addEventListener('click', listener3); button.dispatchEvent(clickEvent); expect(logs.length).toBe(1); expect(logs).toEqual(['listener1']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(0); }); it('should be able to remove all eventListeners during first eventListener callback with capture=true', function() { let logs: string[] = []; const listener1 = function() { (button as any).removeAllListeners('click'); logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; button.addEventListener('click', listener1, true); button.addEventListener('click', listener2, true); button.addEventListener('click', listener3, true); button.dispatchEvent(clickEvent); expect(logs.length).toBe(1); expect(logs).toEqual(['listener1']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(0); }); it('should be able to remove all eventListeners during middle eventListener callback', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { (button as any).removeAllListeners('click'); logs.push('listener2'); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; button.addEventListener('click', listener1); button.addEventListener('click', listener2); button.addEventListener('click', listener3); button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['listener1', 'listener2']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(0); }); it('should be able to remove all eventListeners during middle eventListener callback with capture=true', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { (button as any).removeAllListeners('click'); logs.push('listener2'); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; button.addEventListener('click', listener1, true); button.addEventListener('click', listener2, true); button.addEventListener('click', listener3, true); button.dispatchEvent(clickEvent); expect(logs.length).toBe(2); expect(logs).toEqual(['listener1', 'listener2']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(0); }); it('should be able to remove all eventListeners during last eventListener callback', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = { handleEvent: function(event: Event) { logs.push('listener3'); (button as any).removeAllListeners('click'); } }; button.addEventListener('click', listener1); button.addEventListener('click', listener2); button.addEventListener('click', listener3); button.dispatchEvent(clickEvent); expect(logs.length).toBe(3); expect(logs).toEqual(['listener1', 'listener2', 'listener3']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(0); }); it('should be able to remove all eventListeners during last eventListener callback with capture=true', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = { handleEvent: function(event: Event) { logs.push('listener3'); (button as any).removeAllListeners('click'); } }; button.addEventListener('click', listener1, true); button.addEventListener('click', listener2, true); button.addEventListener('click', listener3, true); button.dispatchEvent(clickEvent); expect(logs.length).toBe(3); expect(logs).toEqual(['listener1', 'listener2', 'listener3']); logs = []; button.dispatchEvent(clickEvent); expect(logs.length).toBe(0); }); }); it('should be able to get eventListeners of specified event form EventTarget', function() { const listener1 = function() {}; const listener2 = function() {}; const listener3 = {handleEvent: function(event: Event) {}}; const listener4 = function() {}; button.addEventListener('click', listener1); button.addEventListener('click', listener2); button.addEventListener('click', listener3); button.addEventListener('mouseover', listener4); const listeners = (button as any).eventListeners('click'); expect(listeners.length).toBe(3); expect(listeners).toEqual([listener1, listener2, listener3]); button.removeEventListener('click', listener1); button.removeEventListener('click', listener2); button.removeEventListener('click', listener3); }); it('should be able to get all eventListeners form EventTarget without eventName', function() { const listener1 = function() {}; const listener2 = function() {}; const listener3 = {handleEvent: function(event: Event) {}}; button.addEventListener('click', listener1); button.addEventListener('mouseover', listener2); button.addEventListener('mousehover', listener3); const listeners = (button as any).eventListeners(); expect(listeners.length).toBe(3); expect(listeners).toEqual([listener1, listener2, listener3]); button.removeEventListener('click', listener1); button.removeEventListener('mouseover', listener2); button.removeEventListener('mousehover', listener3); }); it('should be able to remove all listeners of specified event form EventTarget', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; const listener4 = function() { logs.push('listener4'); }; const listener5 = function() { logs.push('listener5'); }; button.addEventListener('mouseover', listener1); button.addEventListener('mouseover', listener2); button.addEventListener('mouseover', listener3); button.addEventListener('click', listener4); button.onmouseover = listener5; expect((button as any)[Zone.__symbol__('ON_PROPERTYmouseover')]).toEqual(listener5); (button as any).removeAllListeners('mouseover'); const listeners = (button as any).eventListeners('mouseover'); expect(listeners.length).toBe(0); expect((button as any)[Zone.__symbol__('ON_PROPERTYmouseover')]).toBeNull(); expect(!!button.onmouseover).toBeFalsy(); const mouseEvent = document.createEvent('Event'); mouseEvent.initEvent('mouseover', true, true); button.dispatchEvent(mouseEvent); expect(logs).toEqual([]); button.dispatchEvent(clickEvent); expect(logs).toEqual(['listener4']); button.removeEventListener('click', listener4); }); it('should be able to remove all listeners of specified event form EventTarget with capture=true', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; const listener4 = function() { logs.push('listener4'); }; button.addEventListener('mouseover', listener1, true); button.addEventListener('mouseover', listener2, true); button.addEventListener('mouseover', listener3, true); button.addEventListener('click', listener4, true); (button as any).removeAllListeners('mouseover'); const listeners = (button as any).eventListeners('mouseover'); expect(listeners.length).toBe(0); const mouseEvent = document.createEvent('Event'); mouseEvent.initEvent('mouseover', true, true); button.dispatchEvent(mouseEvent); expect(logs).toEqual([]); button.dispatchEvent(clickEvent); expect(logs).toEqual(['listener4']); button.removeEventListener('click', listener4); }); it('should be able to remove all listeners of specified event form EventTarget with mixed capture', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; const listener4 = function() { logs.push('listener4'); }; button.addEventListener('mouseover', listener1, true); button.addEventListener('mouseover', listener2, false); button.addEventListener('mouseover', listener3, true); button.addEventListener('click', listener4, true); (button as any).removeAllListeners('mouseover'); const listeners = (button as any).eventListeners('mouseove'); expect(listeners.length).toBe(0); const mouseEvent = document.createEvent('Event'); mouseEvent.initEvent('mouseover', true, true); button.dispatchEvent(mouseEvent); expect(logs).toEqual([]); button.dispatchEvent(clickEvent); expect(logs).toEqual(['listener4']); button.removeEventListener('click', listener4); }); it('should be able to remove all listeners of all events form EventTarget', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; const listener4 = function() { logs.push('listener4'); }; const listener5 = function() { logs.push('listener5'); }; button.addEventListener('mouseover', listener1); button.addEventListener('mouseover', listener2); button.addEventListener('mouseover', listener3); button.addEventListener('click', listener4); button.onmouseover = listener5; expect((button as any)[Zone.__symbol__('ON_PROPERTYmouseover')]).toEqual(listener5); (button as any).removeAllListeners(); const listeners = (button as any).eventListeners('mouseover'); expect(listeners.length).toBe(0); expect((button as any)[Zone.__symbol__('ON_PROPERTYmouseover')]).toBeNull(); expect(!!button.onmouseover).toBeFalsy(); const mouseEvent = document.createEvent('Event'); mouseEvent.initEvent('mouseover', true, true); button.dispatchEvent(mouseEvent); expect(logs).toEqual([]); button.dispatchEvent(clickEvent); expect(logs).toEqual([]); }); it('should be able to remove listener which was added outside of zone ', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; const listener4 = function() { logs.push('listener4'); }; button.addEventListener('mouseover', listener1); (button as any)[Zone.__symbol__('addEventListener')]('mouseover', listener2); button.addEventListener('click', listener3); (button as any)[Zone.__symbol__('addEventListener')]('click', listener4); button.removeEventListener('mouseover', listener1); button.removeEventListener('mouseover', listener2); button.removeEventListener('click', listener3); button.removeEventListener('click', listener4); const listeners = (button as any).eventListeners('mouseover'); expect(listeners.length).toBe(0); const mouseEvent = document.createEvent('Event'); mouseEvent.initEvent('mouseover', true, true); button.dispatchEvent(mouseEvent); expect(logs).toEqual([]); button.dispatchEvent(clickEvent); expect(logs).toEqual([]); }); it('should be able to remove all listeners which were added inside of zone ', function() { let logs: string[] = []; const listener1 = function() { logs.push('listener1'); }; const listener2 = function() { logs.push('listener2'); }; const listener3 = {handleEvent: function(event: Event) { logs.push('listener3'); }}; const listener4 = function() { logs.push('listener4'); }; button.addEventListener('mouseover', listener1); (button as any)[Zone.__symbol__('addEventListener')]('mouseover', listener2); button.addEventListener('click', listener3); (button as any)[Zone.__symbol__('addEventListener')]('click', listener4); (button as any).removeAllListeners(); const listeners = (button as any).eventListeners('mouseover'); expect(listeners.length).toBe(0); const mouseEvent = document.createEvent('Event'); mouseEvent.initEvent('mouseover', true, true); button.dispatchEvent(mouseEvent); expect(logs).toEqual(['listener2']); button.dispatchEvent(clickEvent); expect(logs).toEqual(['listener2', 'listener4']); }); it('should bypass addEventListener of FunctionWrapper and __BROWSERTOOLS_CONSOLE_SAFEFUNC of IE/Edge', ifEnvSupports(ieOrEdge, function() { const hookSpy = jasmine.createSpy('hook'); const zone = rootZone.fork({ name: 'spy', onScheduleTask: (parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): any => { hookSpy(); return parentZoneDelegate.scheduleTask(targetZone, task); } }); let logs: string[] = []; const listener1 = function() { logs.push(Zone.current.name); }; (listener1 as any).toString = function() { return '[object FunctionWrapper]'; }; const listener2 = function() { logs.push(Zone.current.name); }; (listener2 as any).toString = function() { return 'function __BROWSERTOOLS_CONSOLE_SAFEFUNC() { [native code] }'; }; zone.run(() => { button.addEventListener('click', listener1); button.addEventListener('click', listener2); }); button.dispatchEvent(clickEvent); expect(hookSpy).not.toHaveBeenCalled(); expect(logs).toEqual(['ProxyZone', 'ProxyZone']); logs = []; button.removeEventListener('click', listener1); button.removeEventListener('click', listener2); button.dispatchEvent(clickEvent); expect(hookSpy).not.toHaveBeenCalled(); expect(logs).toEqual([]); })); }); describe('unhandle promise rejection', () => { const AsyncTestZoneSpec = (Zone as any)['AsyncTestZoneSpec']; const asyncTest = function(testFn: Function) { return (done: Function) => { let asyncTestZone: Zone = Zone.current.fork( new AsyncTestZoneSpec(done, (error: Error) => { fail(error); }, 'asyncTest')); asyncTestZone.run(testFn); }; }; it('should support window.addEventListener(unhandledrejection)', asyncTest(() => { if (!promiseUnhandleRejectionSupport()) { return; } (Zone as any)[zoneSymbol('ignoreConsoleErrorUncaughtError')] = true; Zone.root.fork({name: 'promise'}).run(function() { const listener = (evt: any) => { window.removeEventListener('unhandledrejection', listener); expect(evt.type).toEqual('unhandledrejection'); expect(evt.promise.constructor.name).toEqual('Promise'); expect(evt.reason.message).toBe('promise error'); }; window.addEventListener('unhandledrejection', listener); new Promise((resolve, reject) => { throw new Error('promise error'); }); }); })); it('should support window.addEventListener(rejectionhandled)', asyncTest(() => { if (!promiseUnhandleRejectionSupport()) { return; } (Zone as any)[zoneSymbol('ignoreConsoleErrorUncaughtError')] = true; Zone.root.fork({name: 'promise'}).run(function() { const listener = (evt: any) => { window.removeEventListener('unhandledrejection', listener); p.catch(reason => {}); }; window.addEventListener('unhandledrejection', listener); const handledListener = (evt: any) => { window.removeEventListener('rejectionhandled', handledListener); expect(evt.type).toEqual('rejectionhandled'); expect(evt.promise.constructor.name).toEqual('Promise'); expect(evt.reason.message).toBe('promise error'); }; window.addEventListener('rejectionhandled', handledListener); const p = new Promise((resolve, reject) => { throw new Error('promise error'); }); }); })); it('should support multiple window.addEventListener(unhandledrejection)', asyncTest(() => { if (!promiseUnhandleRejectionSupport()) { return; } (Zone as any)[zoneSymbol('ignoreConsoleErrorUncaughtError')] = true; Zone.root.fork({name: 'promise'}).run(function() { const listener1 = (evt: any) => { window.removeEventListener('unhandledrejection', listener1); expect(evt.type).toEqual('unhandledrejection'); expect(evt.promise.constructor.name).toEqual('Promise'); expect(evt.reason.message).toBe('promise error'); }; const listener2 = (evt: any) => { window.removeEventListener('unhandledrejection', listener2); expect(evt.type).toEqual('unhandledrejection'); expect(evt.promise.constructor.name).toEqual('Promise'); expect(evt.reason.message).toBe('promise error'); }; window.addEventListener('unhandledrejection', listener1); window.addEventListener('unhandledrejection', listener2); new Promise((resolve, reject) => { throw new Error('promise error'); }); }); })); }); // @JiaLiPassion, Edge 15, the behavior is not the same with Chrome // wait for fix. xit('IntersectionObserver should run callback in zone', ifEnvSupportsWithDone('IntersectionObserver', (done: Function) => { const div = document.createElement('div'); document.body.appendChild(div); const options: any = {threshold: 0.5}; const zone = Zone.current.fork({name: 'intersectionObserverZone'}); zone.run(() => { const observer = new IntersectionObserver(() => { expect(Zone.current.name).toEqual(zone.name); observer.unobserve(div); done(); }, options); observer.observe(div); }); div.style.display = 'none'; div.style.visibility = 'block'; })); it('HTMLCanvasElement.toBlob should be a ZoneAware MacroTask', ifEnvSupportsWithDone(supportCanvasTest, (done: Function) => { const canvas = document.createElement('canvas'); const d = canvas.width; const ctx = canvas.getContext('2d') !; ctx.beginPath(); ctx.moveTo(d / 2, 0); ctx.lineTo(d, d); ctx.lineTo(0, d); ctx.closePath(); ctx.fillStyle = 'yellow'; ctx.fill(); const scheduleSpy = jasmine.createSpy('scheduleSpy'); const zone: Zone = Zone.current.fork({ name: 'canvas', onScheduleTask: (delegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task) => { scheduleSpy(); return delegate.scheduleTask(targetZone, task); } }); zone.run(() => { const canvasData = canvas.toDataURL(); canvas.toBlob(function(blob) { expect(Zone.current.name).toEqual('canvas'); expect(scheduleSpy).toHaveBeenCalled(); const reader = new FileReader(); reader.readAsDataURL(blob !); reader.onloadend = function() { const base64data = reader.result; expect(base64data).toEqual(canvasData); done(); }; }); }); })); describe( 'ResizeObserver', ifEnvSupports('ResizeObserver', () => { it('ResizeObserver callback should be in zone', (done) => { const ResizeObserver = (window as any)['ResizeObserver']; const div = document.createElement('div'); const zone = Zone.current.fork({name: 'observer'}); const observer = new ResizeObserver((entries: any, ob: any) => { expect(Zone.current.name).toEqual(zone.name); expect(entries.length).toBe(1); expect(entries[0].target).toBe(div); done(); }); zone.run(() => { observer.observe(div); }); document.body.appendChild(div); }); it('ResizeObserver callback should be able to in different zones which when they were observed', (done) => { const ResizeObserver = (window as any)['ResizeObserver']; const div1 = document.createElement('div'); const div2 = document.createElement('div'); const zone = Zone.current.fork({name: 'observer'}); let count = 0; const observer = new ResizeObserver((entries: any, ob: any) => { entries.forEach((entry: any) => { if (entry.target === div1) { expect(Zone.current.name).toEqual(zone.name); } else { expect(Zone.current.name).toEqual(''); } }); count++; if (count === 2) { done(); } }); zone.run(() => { observer.observe(div1); }); Zone.root.run(() => { observer.observe(div2); }); document.body.appendChild(div1); document.body.appendChild(div2); }); })); xdescribe('getUserMedia', () => { it('navigator.mediaDevices.getUserMedia should in zone', ifEnvSupportsWithDone( () => { return !isEdge() && navigator && navigator.mediaDevices && typeof navigator.mediaDevices.getUserMedia === 'function'; }, (done: Function) => { const zone = Zone.current.fork({name: 'media'}); zone.run(() => { const constraints = {audio: true, video: {width: 1280, height: 720}}; navigator.mediaDevices.getUserMedia(constraints) .then(function(mediaStream) { expect(Zone.current.name).toEqual(zone.name); done(); }) .catch(function(err) { console.log(err.name + ': ' + err.message); expect(Zone.current.name).toEqual(zone.name); done(); }); }); })); it('navigator.getUserMedia should in zone', ifEnvSupportsWithDone( () => { return !isEdge() && navigator && typeof navigator.getUserMedia === 'function'; }, (done: Function) => { const zone = Zone.current.fork({name: 'media'}); zone.run(() => { const constraints = {audio: true, video: {width: 1280, height: 720}}; navigator.getUserMedia( constraints, () => { expect(Zone.current.name).toEqual(zone.name); done(); }, () => { expect(Zone.current.name).toEqual(zone.name); done(); }); }); })); }); }); describe( 'pointer event in IE', ifEnvSupports( () => { return getIEVersion() === 11; }, () => { const pointerEventsMap: {[key: string]: string} = { 'MSPointerCancel': 'pointercancel', 'MSPointerDown': 'pointerdown', 'MSPointerEnter': 'pointerenter', 'MSPointerHover': 'pointerhover', 'MSPointerLeave': 'pointerleave', 'MSPointerMove': 'pointermove', 'MSPointerOut': 'pointerout', 'MSPointerOver': 'pointerover', 'MSPointerUp': 'pointerup' }; let div: HTMLDivElement; beforeEach(() => { div = document.createElement('div'); document.body.appendChild(div); }); afterEach(() => { document.body.removeChild(div); }); Object.keys(pointerEventsMap).forEach(key => { it(`${key} and ${pointerEventsMap[key]} should both be triggered`, (done: DoneFn) => { const logs: string[] = []; div.addEventListener(key, (event: any) => { expect(event.type).toEqual(pointerEventsMap[key]); logs.push(`${key} triggered`); }); div.addEventListener(pointerEventsMap[key], (event: any) => { expect(event.type).toEqual(pointerEventsMap[key]); logs.push(`${pointerEventsMap[key]} triggered`); }); const evt1 = document.createEvent('Event'); evt1.initEvent(key, true, true); div.dispatchEvent(evt1); setTimeout(() => { expect(logs).toEqual([`${key} triggered`, `${pointerEventsMap[key]} triggered`]); }); const evt2 = document.createEvent('Event'); evt2.initEvent(pointerEventsMap[key], true, true); div.dispatchEvent(evt2); setTimeout(() => { expect(logs).toEqual([`${key} triggered`, `${pointerEventsMap[key]} triggered`]); }); setTimeout(done); }); it(`${key} and ${ pointerEventsMap[key]} with same listener should not be triggered twice`, (done: DoneFn) => { const logs: string[] = []; const listener = function(event: any) { expect(event.type).toEqual(pointerEventsMap[key]); logs.push(`${key} triggered`); }; div.addEventListener(key, listener); div.addEventListener(pointerEventsMap[key], listener); const evt1 = document.createEvent('Event'); evt1.initEvent(key, true, true); div.dispatchEvent(evt1); setTimeout(() => { expect(logs).toEqual([`${key} triggered`]); }); const evt2 = document.createEvent('Event'); evt2.initEvent(pointerEventsMap[key], true, true); div.dispatchEvent(evt2); setTimeout( () => { expect(logs).toEqual([`${pointerEventsMap[key]} triggered`]); }); setTimeout(done); }); it(`${key} and ${ pointerEventsMap [key]} should be able to be removed with removeEventListener`, (done: DoneFn) => { const logs: string[] = []; const listener1 = function(event: any) { logs.push(`${key} triggered`); }; const listener2 = function(event: any) { logs.push(`${pointerEventsMap[key]} triggered`); }; div.addEventListener(key, listener1); div.addEventListener(pointerEventsMap[key], listener2); div.removeEventListener(key, listener1); div.removeEventListener(key, listener2); const evt1 = document.createEvent('Event'); evt1.initEvent(key, true, true); div.dispatchEvent(evt1); setTimeout(() => { expect(logs).toEqual([]); }); const evt2 = document.createEvent('Event'); evt2.initEvent(pointerEventsMap[key], true, true); div.dispatchEvent(evt2); setTimeout(() => { expect(logs).toEqual([]); }); div.addEventListener(key, listener1); div.addEventListener(pointerEventsMap[key], listener2); div.removeEventListener(pointerEventsMap[key], listener1); div.removeEventListener(pointerEventsMap[key], listener2); div.dispatchEvent(evt1); setTimeout(() => { expect(logs).toEqual([]); }); div.dispatchEvent(evt2); setTimeout(() => { expect(logs).toEqual([]); }); setTimeout(done); }); }); })); });