import { MwCoreDateTimeService } from './date-time.service';
import localeEnGb from '@angular/common/locales/en-GB';
import { registerLocaleData } from '@angular/common';

describe('date-time.service.ts', () => {
  let dateService: MwCoreDateTimeService;
  registerLocaleData(localeEnGb, 'en-GB');
  beforeEach(() => {
    dateService = new MwCoreDateTimeService('en-GB');
  });
  describe('getWeekRange', () => {
    it('sunday selected and monday is the first day of week => return week range', () => {
      const date = new Date('2019-12-22');
      const result = dateService.getWeekRange(date);

      const expectStart = new Date(2019, 11, 16);
      const expectEnd = new Date(2019, 11, 22, 23, 59, 59, 999);

      expect(result.start.toISOString()).toBe(expectStart.toISOString());
      expect(result.end.toISOString()).toBe(expectEnd.toISOString());
    });
  });
});