public void test_Covariance_null_lists_throws_MathError()
{
/*If either of Covariance parameter lists are null, MathError should be thrown
* with error "Parameter list cannot be a null item"*/
MathError err = Assert.Throws <MathError>(() => Variance.Covariance(testList, null));
Assert.AreEqual("Parameter list cannot be a null item", err.error);
}
public void test_BetaEstimate_null_list_throws_MathError()
{
/*If either of parameter lists are null, MathError should be thrown
* with error "Parameter list cannot be a null item"*/
MathError err = Assert.Throws <MathError>(() => Regression.BetaEstimate(testList, null));
Assert.AreEqual("Parameter list cannot be a null item", err.error);
}
public void test_BetaEstimate_different_Counts()
{
/*MathError with error message "Variable lists not the same length" should be thrown.
* Since only one list is of length 0 this should produce different lengths error */
List <double> list1 = new List <double>();
MathError err = Assert.Throws <MathError>(() => Regression.BetaEstimate(testList, list1));
Assert.AreEqual("Variable lists not the same length", err.error);
}
public double Divide(double n1, double n2)
{
if (n2 == 0)
{
MathError error = new MathError("Divide", "Divide By Zero Exception");
throw new FaultException <MathError>(error, new FaultReason("Parameters passed are not valid"));
}
var result = n1 / n2;
return(result);
}
public void test_Covariance_different_Counts_throw_MathError()
{
/*MathError with error message "Variable lists not the same length" should be thrown.*/
List <double> list1 = new List <double>();
list1.Add(2.2);
MathError err = Assert.Throws <MathError>(() => Variance.Covariance(testList, list1));
Assert.AreEqual("Variable lists not the same length", err.error);
}
public double Divide(double x, double y)
{
if (y == 0)
{
MathError error = new MathError("Divide", "Divided by zero");
throw new FaultException <MathError>(error,
new FaultReason("Parameters passed are not valid"),
new FaultCode("sender"));
}
return(x / y);
}
public void test_Covariance_0_Count_lists_throws_MathError()
{
/*If both list are of 0 length, MathError should be thrown with error "Parameter lists have 0 items"*/
List <double> list1 = new List <double>();
List <double> list2 = new List <double>();
MathError err = Assert.Throws <MathError>(() => Variance.Covariance(list1, list2));
Assert.AreEqual("Parameter lists have 0 items", err.error);
list1 = null;
list2 = null;
}
static void Main(string[] args)
{
ChannelFactory <ICalculator> calculatorFactory = new ChannelFactory <ICalculator>("defaultEndpoint");
ICalculator calculator = calculatorFactory.CreateChannel();
try
{
Console.WriteLine("Try to invoke Divide method");
Console.WriteLine("x / y = {2} when x = {0} and y = {1}", 2, 0, calculator.Divide(2, 0));
}
catch (FaultException <MathError> ex)
{
MathError error = ex.Detail;
Console.WriteLine("An Fault is thrown.\n\tFault code:{0}\n\tFault Reason:{1}\n\tOperation:{2}\n\tMessage:{3}", ex.Code, ex.Reason, error.Operation, error.ErrorMessage);
}
catch (Exception ex)
{
Console.WriteLine("An Exception is thrown.\n\tException Type:{0}\n\tError Message:{1}", ex.GetType(), ex.Message);
}
Console.Read();
}
