public void Looping_TEST(string input, int d, string expected) { LeftRotation leftRotation = new LeftRotation(); int[] arr = Array.ConvertAll(input.Split(' '), temp => Convert.ToInt32(temp)); int[] output = leftRotation.Looping(arr, d); string result = ""; for (int i = 0; i < output.Length; i++) { result = result + output[i] + " "; } Assert.Equal(result.TrimEnd(), expected); }