71 lines
2.0 KiB
JavaScript
71 lines
2.0 KiB
JavaScript
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import ServicesManager from './ServicesManager.js';
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import log from '../log.js';
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jest.mock('./../log.js');
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describe('ServicesManager.js', () => {
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let servicesManager;
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beforeEach(() => {
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servicesManager = new ServicesManager();
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log.warn.mockClear();
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jest.clearAllMocks();
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});
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describe('registerServices()', () => {
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it('calls registerService() for each service', () => {
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servicesManager.registerService = jest.fn();
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const fakeServices = [
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{ name: 'UINotificationTestService', hide: jest.fn() },
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{ name: 'UIModalTestService', hide: jest.fn() },
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];
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servicesManager.registerServices(fakeServices);
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expect(servicesManager.registerService.mock.calls.length).toBe(2);
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});
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});
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describe('registerService()', () => {
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it('logs a warning if the service is null or undefined', () => {
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const undefinedService = undefined;
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const nullService = null;
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servicesManager.registerService(undefinedService);
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servicesManager.registerService(nullService);
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expect(log.warn.mock.calls.length).toBe(2);
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});
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it('logs a warning if the service does not have a name', () => {
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const serviceWithEmptyName = { name: '', hide: jest.fn() };
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const serviceWithoutName = { hide: jest.fn() };
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servicesManager.registerService(serviceWithEmptyName);
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servicesManager.registerService(serviceWithoutName);
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expect(log.warn.mock.calls.length).toBe(2);
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});
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it('tracks which services have been registered', () => {
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const service = {
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name: 'UINotificationService',
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};
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servicesManager.registerService(service);
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expect(servicesManager.registeredServiceNames).toContain(service.name);
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});
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it('logs a warning if the service has an name that has already been registered', () => {
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const service = { name: 'UINotificationService' };
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servicesManager.registerService(service);
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servicesManager.registerService(service);
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expect(log.warn.mock.calls.length).toBe(1);
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});
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});
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});
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