public void TestCalculation()
        {
            // Setup
            IEquationCalculation equationCalculation = new EquationCalculation(4, array);

            //validate
            Assert.AreEqual(0.279524982f, equationCalculation.GetResult(0, 0));
            Assert.AreEqual(0.279525, System.Math.Round(equationCalculation.GetResult(0, 0), 6));
        }
        public void UsesPointAsDecimalSeperator_ShouldCalculateWithCommas()
        {
            var calculator = new CalculatorModel()
            {
                UsesPointAsDecimalSeperator = false
            };

            double actualResult = calculator.CalculateFromText("2,6 + 2,5");

            Assert.Equal(5.1, actualResult);

            var expectedCalculation = new EquationCalculation("5,1", "2,6 + 2,5");

            EquationCalculation actualCalculation = calculator.Results[0];

            Assert.Equal(
                expectedCalculation.Result, actualCalculation.Result
                );

            Assert.Equal(
                expectedCalculation.Equation, actualCalculation.Equation
                );
        }