public void AggregateRightSeedWithNullSequence()
{
Assert.ThrowsArgumentNullException("source",
() => MoreEnumerable.AggregateRight <int, int>(null, 1, (a, b) => a + b));
}
public void AggregateRightResultorWithNullSequence()
{
Assert.ThrowsArgumentNullException("source",
() => MoreEnumerable.AggregateRight <int, int, bool>(null, 1, (a, b) => a + b, a => a % 2 == 0));
}
