public void WhenValidDate_ThenValid()
        {
            var filter = new TestFileDateModifiedFilter("1/1/2017", FilterOperator.Equal);

            Assert.AreEqual(new DateTime(2017, 1, 1), filter.ModifiedTimes[0]);
            Assert.AreEqual(FilterOperator.Equal, filter.FilterOperator);
        }
        public void WhenMultipleDates_ThenValid()
        {
            var filter = new TestFileDateModifiedFilter("1/1/2017", "10/11/2016");

            Assert.AreEqual(new DateTime(2017, 1, 1), filter.ModifiedTimes[0]);
            Assert.AreEqual(new DateTime(2016, 10, 11), filter.ModifiedTimes[1]);
            Assert.AreEqual(FilterOperator.In, filter.FilterOperator);
        }