public void AppliesSplitWithPreviousTradingDateEqualToRowDate()
        {
            var row      = new CorporateFactorRow(new DateTime(2018, 08, 23), 1m, 2m, 123m);
            var dividend = new Split(Symbols.SPY, row.Date.AddDays(1), 123m, 2m, SplitType.SplitOccurred);
            var updated  = row.Apply(dividend, SecurityExchangeHours.AlwaysOpen(TimeZones.NewYork));

            Assert.AreEqual("20180823,1,4,123", updated.GetFileFormat());
        }