public void Inquirer_Gets_Expected_Range(Xiles xile, int size, int toXile, int fromXile)
{
var data = Helper.GetRandomDataSample(size).ToList();
var calculator = Helper.NewInquirer <TInquirer>(data);
var expected = Helper.CalcNthXile(data, (int)xile, toXile) - Helper.CalcNthXile(data, (int)xile, fromXile);
var actual = GetInterXileRangeMethod(xile).Invoke(calculator, new object[] {});
Assert.AreEqual(expected, actual);
}
private static XileInfo AssertValidXile(int nTh, Xiles xile)
{
if (nTh < 1 || nTh > (int)xile)
{
var xileName = Enum.GetName(typeof(Xiles), xile);
throw new StatisticsException(string.Format(ExceptionMessages.Invalid_Xile_Name_Format, xileName), new IndexOutOfRangeException(string.Format(ExceptionMessages.Invalid_Xile_Name_Number_Format, xileName, nTh)));
}
return(new XileInfo(xile, nTh));
}
public void Inquirer_Gets_All_Expected(Xiles xile, int size)
{
var data = Helper.GetRandomDataSample(size).ToList();
var calculator = Helper.NewInquirer <TInquirer>(data);
var method = GetXileMethod(xile);
var expected = GetXiles((int)xile, nTh => Helper.CalcNthXile(data, (int)xile, nTh)).ToList();
var actual = GetXiles((int)xile, nTh => (double)method.Invoke(calculator, new object[] { nTh })).ToList();
CollectionAssert.AreEqual(expected, actual);
}
public XileInfo(Xiles xile, int nthXile)
{
this.Xile = xile;
this.NthXile = nthXile;
}
public XileInfo(Xiles xile, int nthXile)
{
this.Xile = xile;
this.NthXile = nthXile;
}
private static XileInfo AssertValidXile(int nTh, Xiles xile)
{
if (nTh < 1 || nTh > (int)xile)
{
var xileName = Enum.GetName(typeof(Xiles), xile);
throw new StatisticsException(string.Format(ExceptionMessages.Invalid_Xile_Name_Format, xileName), new IndexOutOfRangeException(string.Format(ExceptionMessages.Invalid_Xile_Name_Number_Format, xileName, nTh)));
}
return new XileInfo(xile, nTh);
}
private MethodInfo GetInterXileRangeMethod(Xiles xile)
{
return(typeof(TInquirer).GetMethod("GetInter" + Enum.GetName(typeof(Xiles), xile) + "Range"));
}
private MethodInfo GetXileMethod(Xiles xile)
{
return(typeof(TInquirer).GetMethod("Get" + Enum.GetName(typeof(Xiles), xile)));
}
public void When_Inquirer_Recieves_Tries_To_Get_Greater(Xiles xile, int size)
{
GetXileMethod(xile).Invoke(Helper.NewInquirer <TInquirer>(size: size), new object[] { (int)xile + 1 });
}
public void When_Inquirer_Recieves_Tries_To_Get_Negative(Xiles xile, int size)
{
GetXileMethod(xile).Invoke(Helper.NewInquirer <TInquirer>(size: size), new object[] { -1 });
}
