public void ShouldNotReturnShiftsForDateInTheFuture()
        {
            var repository = new ShiftRepository(mockDbContext.Object);
            var shifts     = repository.GetShiftsSince(DateTime.Now.AddDays(10));

            Assert.Equal(0, shifts.Count);
        }
        public void ShouldReturnShiftsSince()
        {
            var repository = new ShiftRepository(mockDbContext.Object);
            var shifts     = repository.GetShiftsSince(DateFixture.ThreeDaysAgo);

            Assert.Equal(6, shifts.Count);
        }