public void GetFirstSecondAndDelta()
{
// add three
SimpleSnapshot a = new SimpleSnapshot(0, 1, 0);
SimpleSnapshot b = new SimpleSnapshot(2, 3, 0);
SimpleSnapshot c = new SimpleSnapshot(10, 20, 0);
buffer.Add(a.remoteTimestamp, a);
buffer.Add(b.remoteTimestamp, b);
buffer.Add(c.remoteTimestamp, c);
SnapshotInterpolation.GetFirstSecondAndDelta(buffer, out SimpleSnapshot first, out SimpleSnapshot second, out double delta);
Assert.That(first, Is.EqualTo(a));
Assert.That(second, Is.EqualTo(b));
Assert.That(delta, Is.EqualTo(b.remoteTimestamp - a.remoteTimestamp));
}
