public void MultiplyTests(double A, double B, double expectedResult)
{
var decA = Convert.ToDecimal(A);
var decB = Convert.ToDecimal(B);
var decResult = Convert.ToDecimal(expectedResult);
var result = sut.Multiply(decA, decB);
var resultRev = sut.Multiply(decB, decA);
Assert.AreEqual(decResult, result);
Assert.AreEqual(resultRev, result, "Some how A*B != B*A");
}
private decimal PerformOperation(decimal result, MathToken operation, decimal operationValue)
{
switch (operation)
{
case MathToken.Add:
result = math.Add(result, operationValue);
break;
case MathToken.Subtract:
result = math.Sub(result, operationValue);
break;
case MathToken.Multiply:
result = math.Multiply(result, operationValue);
break;
case MathToken.Divide:
result = math.Divide(result, operationValue);
break;
}
return(result);
}
private void calculateResult(string op)
{
try
{
switch (op)
{
case "+": Result = _mathLib.Add(ValueA, ValueB); break;
case "-": Result = _mathLib.Subtract(ValueA, ValueB); break;
case "*": Result = _mathLib.Multiply(ValueA, ValueB); break;
case "/": Result = _mathLib.Divide(ValueA, ValueB); break;
default: Result = float.NaN; break;
}
}
catch (Exception e)
{
Console.WriteLine(e);
Result = float.NaN;
}
}
