public int TestDivision(int x, int y, int result)
        {
            var calc = new calculatorLibrary.CalculatorComplex();

            return(calc.Divide(x, y));
        }
        public int TestMultiply(int x, int y, int result)
        {
            var calc = new calculatorLibrary.CalculatorComplex();

            return(calc.Multiply(x, y));
        }