public void YieldsFutureDataAtCorrectTime()
{
var currentTime = new DateTime(2015, 10, 13);
var timeProvider = new ManualTimeProvider(currentTime);
var underlying = new List <Tick>
{
new Tick {
Time = currentTime.AddSeconds(10)
}
};
var offsetProvider = new TimeZoneOffsetProvider(DateTimeZone.Utc, new DateTime(2015, 1, 1), new DateTime(2016, 1, 1));
var frontierAware = new FrontierAwareEnumerator(underlying.GetEnumerator(), timeProvider, offsetProvider);
for (int i = 0; i < 10; i++)
{
timeProvider.AdvanceSeconds(1);
Assert.IsTrue(frontierAware.MoveNext());
if (i < 9)
{
Assert.IsNull(frontierAware.Current);
}
else
{
Assert.IsNotNull(frontierAware.Current);
Assert.AreEqual(underlying[0], frontierAware.Current);
}
}
frontierAware.Dispose();
}
public void ReturnsTrueWhenNextDataIsAheadOfFrontier()
{
var currentTime = new DateTime(2015, 10, 13);
var timeProvider = new ManualTimeProvider(currentTime);
var underlying = new List <Tick>
{
new Tick {
Time = currentTime.AddSeconds(1)
}
};
var offsetProvider = new TimeZoneOffsetProvider(DateTimeZone.Utc, new DateTime(2015, 1, 1), new DateTime(2016, 1, 1));
var frontierAware = new FrontierAwareEnumerator(underlying.GetEnumerator(), timeProvider, offsetProvider);
Assert.IsTrue(frontierAware.MoveNext());
Assert.IsNull(frontierAware.Current);
frontierAware.Dispose();
}
public void YieldsDataWhenFrontierPasses()
{
var currentTime = new DateTime(2015, 10, 13);
var timeProvider = new ManualTimeProvider(currentTime);
var underlying = new List <Tick>
{
new Tick {
Time = currentTime.AddSeconds(1)
}
};
var offsetProvider = new TimeZoneOffsetProvider(DateTimeZone.Utc, new DateTime(2015, 1, 1), new DateTime(2016, 1, 1));
var frontierAware = new FrontierAwareEnumerator(underlying.GetEnumerator(), timeProvider, offsetProvider);
timeProvider.AdvanceSeconds(1);
Assert.IsTrue(frontierAware.MoveNext());
Assert.IsNotNull(frontierAware.Current);
Assert.AreEqual(underlying[0], frontierAware.Current);
frontierAware.Dispose();
}