public void CopyTo() { const int LoopCount = 1000; var list = new List <int>(); var speedyList = new SpeedyList <int>(); var random = new Random(); for (int i = 0; i < LoopCount; i++) { int index = random.Next(list.Count); int value = random.Next(LoopCount) + 1; list.Insert(index, value); speedyList.Insert(index, value); } Assert.AreEqual(LoopCount, list.Count); Assert.AreEqual(list.Count, speedyList.Count); var array1 = new int[LoopCount]; var array2 = new int[LoopCount]; list.CopyTo(array1, 0); speedyList.CopyTo(array2, 0); for (int i = 0; i < LoopCount; i++) { Assert.AreNotEqual(0, array1[i]); Assert.AreEqual(array1[i], array2[i]); } }