public void SimpleCaseNoNormalizationRequired()
        {
            var inputDate = new DateTime(1970, 1, 1, 0, 0, 0);
            var expectedDate = new DateTime(1970, 1, 1, 0, 0, 0);
            var entity = new TestHistoricEntity {EventStamp = inputDate};

            Assert.That(entity.NormalizedEventStamp, Is.EqualTo(expectedDate));
        }
        public void NormalizesBackTo45Minutes()
        {
            var inputDate = new DateTime(1970, 1, 1, 0, 46, 0);
            var expectedDate = new DateTime(1970, 1, 1, 0, 45, 0);
            var entity = new TestHistoricEntity {EventStamp = inputDate};

            Assert.That(entity.NormalizedEventStamp, Is.EqualTo(expectedDate));
        }