public void Rollup()
{
var decay = new DecaySpanMergeableAttribute("0.00:00:02", "0.00:00:01") { InclusiveLBound = true, InclusiveUBound = true };
Assert.AreEqual(DateTimeKind.Local, decay.FieldDateTimeKind);
Assert.AreEqual(TimeSpan.FromSeconds(1), decay.LowerBound);
Assert.AreEqual(TimeSpan.FromSeconds(2), decay.UpperBound);
Assert.IsTrue(decay.InclusiveLBound);
Assert.IsTrue(decay.InclusiveUBound);
TestPass(decay, DateTime.Now.AddMilliseconds(-1200));
TestPass(decay, DateTime.Now.AddMilliseconds(-1000));
TestPass(decay, DateTime.Now.AddMilliseconds(-2000));
TestPass(decay, DateTime.Now.AddMilliseconds(-300), MergeActionResult.Unresolved);
TestPass(decay, DateTime.Now.AddMilliseconds(-3000), MergeActionResult.Unresolved);
decay = new DecaySpanMergeableAttribute("0.00:00:03" ) { FieldDateTimeKind= DateTimeKind.Utc };
Assert.AreEqual(DateTimeKind.Utc, decay.FieldDateTimeKind);
Assert.AreEqual(TimeSpan.FromSeconds(0), decay.LowerBound);
Assert.AreEqual(TimeSpan.FromSeconds(3), decay.UpperBound);
Assert.IsFalse(decay.InclusiveLBound);
Assert.IsFalse(decay.InclusiveUBound);
TestPass(decay, DateTime.SpecifyKind(DateTime.UtcNow.AddMilliseconds(-300), DateTimeKind.Unspecified));
TestPass(decay, DateTime.Now.AddMilliseconds(-1200));
TestPass(decay, DateTime.UtcNow.AddMilliseconds(-2000));
TestPass(decay, DateTime.Now.AddMilliseconds(-3000), MergeActionResult.Unresolved);
TestPass(decay, DateTime.Now.AddMilliseconds(-4000), MergeActionResult.Unresolved);
}
private void TestPass(DecaySpanMergeableAttribute step, DateTime current, MergeActionResult expectedResult = MergeActionResult.Update)
{
var action = new MergeAction<DateTime>(MergeKind.ConflictingUpdate, DateTime.MaxValue, current, DateTime.MaxValue);
step.Merge(action);
Assert.AreEqual(expectedResult, action.Result);
}
