public void GetSignTest_CorrectSign(ArithmeticSign sign, char expectedSign)
{
char actualSign = sign.GetSign();
Assert.AreEqual(expectedSign, actualSign, $"Invalid sign received: {expectedSign}");
}
public static bool EqualsSign(this ArithmeticSign enumElement, char symbol)
{
return(symbol.Equals(enumElement.GetSign()));
}