95 lines
3.4 KiB
TypeScript
95 lines
3.4 KiB
TypeScript
import { ReflectiveInjector } from '@angular/core';
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import { GaService } from 'app/shared/ga.service';
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import { WindowToken } from 'app/shared/window';
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describe('GaService', () => {
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let gaService: GaService;
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let injector: ReflectiveInjector;
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let gaSpy: jasmine.Spy;
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let mockWindow: any;
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beforeEach(() => {
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gaSpy = jasmine.createSpy('ga');
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mockWindow = { ga: gaSpy };
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injector = ReflectiveInjector.resolveAndCreate([GaService, { provide: WindowToken, useFactory: () => mockWindow }]);
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gaService = injector.get(GaService);
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});
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it('should initialize ga with "create" when constructed', () => {
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const first = gaSpy.calls.first().args;
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expect(first[0]).toBe('create');
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});
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describe('#locationChanged(url)', () => {
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it('should send page to url w/ leading slash', () => {
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gaService.locationChanged('testUrl');
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expect(gaSpy).toHaveBeenCalledWith('set', 'page', '/testUrl');
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expect(gaSpy).toHaveBeenCalledWith('send', 'pageview');
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});
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});
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describe('#sendPage(url)', () => {
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it('should set page to url w/ leading slash', () => {
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gaService.sendPage('testUrl');
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expect(gaSpy).toHaveBeenCalledWith('set', 'page', '/testUrl');
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});
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it('should send "pageview" ', () => {
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gaService.sendPage('testUrl');
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expect(gaSpy).toHaveBeenCalledWith('send', 'pageview');
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});
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it('should not send twice with same URL, back-to-back', () => {
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gaService.sendPage('testUrl');
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gaSpy.calls.reset();
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gaService.sendPage('testUrl');
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expect(gaSpy).not.toHaveBeenCalled();
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});
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it('should send again even if only the hash changes', () => {
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// Therefore it is up to caller NOT to call it when hash changes if this is unwanted.
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// See LocationService and its specs
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gaService.sendPage('testUrl#one');
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expect(gaSpy).toHaveBeenCalledWith('set', 'page', '/testUrl#one');
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expect(gaSpy).toHaveBeenCalledWith('send', 'pageview');
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gaSpy.calls.reset();
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gaService.sendPage('testUrl#two');
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expect(gaSpy).toHaveBeenCalledWith('set', 'page', '/testUrl#two');
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expect(gaSpy).toHaveBeenCalledWith('send', 'pageview');
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});
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it('should send same URL twice when other intervening URL', () => {
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gaService.sendPage('testUrl');
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expect(gaSpy).toHaveBeenCalledWith('set', 'page', '/testUrl');
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expect(gaSpy).toHaveBeenCalledWith('send', 'pageview');
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gaSpy.calls.reset();
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gaService.sendPage('testUrl2');
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expect(gaSpy).toHaveBeenCalledWith('set', 'page', '/testUrl2');
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expect(gaSpy).toHaveBeenCalledWith('send', 'pageview');
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gaSpy.calls.reset();
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gaService.sendPage('testUrl');
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expect(gaSpy).toHaveBeenCalledWith('set', 'page', '/testUrl');
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expect(gaSpy).toHaveBeenCalledWith('send', 'pageview');
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});
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});
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describe('sendEvent', () => {
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it('should send "event" with associated data', () => {
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gaService.sendEvent('some source', 'some campaign', 'a label', 45);
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expect(gaSpy).toHaveBeenCalledWith('send', 'event', 'some source', 'some campaign', 'a label', 45);
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});
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});
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it('should support replacing the `window.ga` function', () => {
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const gaSpy2 = jasmine.createSpy('new ga');
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mockWindow.ga = gaSpy2;
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gaSpy.calls.reset();
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gaService.sendPage('testUrl');
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expect(gaSpy).not.toHaveBeenCalled();
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expect(gaSpy2).toHaveBeenCalledWith('set', 'page', '/testUrl');
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expect(gaSpy2).toHaveBeenCalledWith('send', 'pageview');
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});
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});
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