public void TestCopyTo()
{
PopulateTestQueue();
int?[] copyArray = new int?[SampleSize + 1];
TestQueue.CopyTo(copyArray, 1);
for (int i = 1; i < copyArray.Length; i++)
{
Assert.Equal(TestQueue.Dequeue(), copyArray[i]);
}
PopulateTestQueue();
int?[] smallList = new int?[TestQueue.Count / 2];
int?[] largeList = new int?[TestQueue.Count * 2];
Assert.Throws <IndexOutOfRangeException>(() => TestQueue.CopyTo(largeList, -1));
Assert.Throws <ArgumentOutOfRangeException>(() => TestQueue.CopyTo(smallList, 0));
Assert.Throws <ArgumentOutOfRangeException>(() => TestQueue.CopyTo(largeList, largeList.Length - 2));
}
