public void FromNegabinaryTest(int[] arr, int expected)
 {
     NegabinaryOperations.FromNegabinary(arr).Should().Be(expected);
 }
 public void AddNegabinaryTest(int[] arr1, int[] arr2, int[] expected)
 {
     NegabinaryOperations.AddNegabinary(arr1, arr2).Should().BeEquivalentTo(expected);
 }
 public void ToNegabinaryTest(int number, int[] expected)
 {
     NegabinaryOperations.ToNegabinary(number).Should().BeEquivalentTo(expected);
 }