public void CanCopyTo()
{
var q = new CappedQueue <int>(3);
q.Enqueue(1);
q.Enqueue(2);
q.Enqueue(3);
var array = new int[5];
q.CopyTo(array, 2);
const int zero = default(int);
Assert.Equal(Seq(zero, zero, 1, 2, 3), array);
}
