public void DistributionFunctionTest()
{
IDistribution target = CreateUnivariateDiscreteDistribution();
double q = 1.0 - 0.42;
Assert.AreEqual(0, target.DistributionFunction(-1.0));
Assert.AreEqual(q, target.DistributionFunction(+0.0));
Assert.AreEqual(q, target.DistributionFunction(+0.5));
Assert.AreEqual(1, target.DistributionFunction(+1.0));
Assert.AreEqual(1, target.DistributionFunction(+1.1));
}