public void Test_Plus_SingleDigit_Over_Carry()
{
CalcCore.Plus(CalcCore.ConvertToBytes("1"), CalcCore.ConvertToBytes("9"))
.Should().HaveCount(2).And.Equal(1, 0);
}
public void Test_Convert_String_To_Bytes()
{
CalcCore.ConvertToBytes("123")
.Should().HaveCount(3).And.Equal(1, 2, 3);
}