public void AccumulateCompoundInterest_IEnumerableToIEnumberable_FloatProperty_SourceCumulativePercentageToOverflow_InfinityReturned()
{
IEnumerable <TimeSerie <float> > source = new TimeSerie <float>[] {
new TimeSerie <float>(new DateTime(2012, 01, 01), 1)
{
GrowthRate = float.MaxValue
},
new TimeSerie <float>(new DateTime(2012, 01, 01), 1)
{
GrowthRate = float.MaxValue
}
};
var result = source
.OrderBy(x => x.ReferenceDate)
.AccumulateCompoundInterest(
x => x.GrowthRate,
(x, cumProf) => new
{
Date = x.ReferenceDate,
CumulativePercentage = cumProf
})
.ToList();
float.IsPositiveInfinity(result[0].CumulativePercentage).Should().BeTrue();
}
public void AccumulateCompoundInterest_IEnumerableToIEnumberable_DecimalProperty_SourceCumulativePercentageToOverflow_OverflowExceptionThrown()
{
IEnumerable <TimeSerie <decimal> > source = new TimeSerie <decimal>[] {
new TimeSerie <decimal>(new DateTime(2012, 01, 01), 1M)
{
GrowthRate = decimal.MaxValue
},
new TimeSerie <decimal>(new DateTime(2012, 01, 01), 1M)
{
GrowthRate = decimal.MaxValue
}
};
Action comparison = () =>
{
source
.OrderBy(x => x.ReferenceDate)
.AccumulateCompoundInterest(
x => x.GrowthRate,
(x, cumProf) => new
{
Date = x.ReferenceDate,
CumulativePercentage = cumProf
})
.ToList();
};
comparison.ShouldThrow <OverflowException>();
}
public void StandardDeviationOfFloat_SourceCumulativePercentageToOverflow_NotInfinityReturned()
{
IEnumerable <TimeSerie <float> > source = new TimeSerie <float>[] {
new TimeSerie <float>(new DateTime(2012, 01, 01), float.MaxValue),
new TimeSerie <float>(new DateTime(2012, 01, 01), float.MaxValue)
};
var result = source
.OrderBy(x => x.ReferenceDate)
.StandardDeviation(x => x.Value);
float.IsPositiveInfinity(result).Should().BeFalse();
}
public void VarianceOfDouble_SourceCumulativePercentageToOverflow_NotInfinityReturned()
{
IEnumerable <TimeSerie <double> > source = new TimeSerie <double>[] {
new TimeSerie <double>(new DateTime(2012, 01, 01), double.MaxValue),
new TimeSerie <double>(new DateTime(2012, 01, 01), double.MaxValue)
};
var result = source
.OrderBy(x => x.ReferenceDate)
.Variance(x => x.Value);
double.IsPositiveInfinity(result).Should().BeFalse();
}
public void StandardDeviationOfDecimal_SourceCumulativePercentageToOverflow_OverflowExceptionThrown()
{
IEnumerable <TimeSerie <decimal> > source = new TimeSerie <decimal>[] {
new TimeSerie <decimal>(new DateTime(2012, 01, 01), decimal.MaxValue),
new TimeSerie <decimal>(new DateTime(2012, 01, 01), decimal.MaxValue)
};
Action comparison = () =>
{
source
.OrderBy(x => x.ReferenceDate)
.StandardDeviation(x => x.Value);
};
comparison.ShouldThrow <OverflowException>();
}
public void AccumulateCompoundInterest_IEnumerableToScalar_DoubleProperty_SourceCumulativePercentageToOverflow_NotInfinityReturned()
{
IEnumerable <TimeSerie <double> > source = new TimeSerie <double>[] {
new TimeSerie <double>(new DateTime(2012, 01, 01), 1)
{
GrowthRate = double.MaxValue
},
new TimeSerie <double>(new DateTime(2012, 01, 01), 1)
{
GrowthRate = double.MaxValue
}
};
var result = source
.OrderBy(x => x.ReferenceDate)
.AccumulateCompoundInterest(x => x.GrowthRate);
double.IsPositiveInfinity(result).Should().BeTrue();
}