expect(testCalculateNumericWeek([1, 2, 3, 4, 5, 6])).toEqual(
      expect.arrayContaining([
        new Date('2016-09-19T14:00+0800'), // Recess
        new Date('2016-09-26T14:00+0800'), // 7
        new Date('2016-10-03T14:00+0800'), // 8