public void Array_CopyTo() { // Arrange var randList = new RandomList <int> { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }; var array = new int[10]; // Act randList.CopyTo(array, 0); // Assert for (int i = 0; i < array.Length; i++) { // Comparing each element in randList with the array Assert.True(randList[i] == array[i]); } }