public void Test_MultinomialPMF()
{
double[,] test_multPMF = MultinomialDistribution.GetDist(MockNumberOfTrials, MockProbabilites);
Assert.AreEqual(0.006898447265625, test_multPMF[5, 1], 0.0001);
Assert.AreEqual(0.0051099609375, test_multPMF[3, 2], 0.0001);
Assert.AreNotEqual(0, test_multPMF[0, 20]);
foreach (double testValue in test_multPMF)
{
Assert.GreaterOrEqual(testValue, 0);
}
}
public void Test_ExtremeCases()
{
double[,] test_multPMF = MultinomialDistribution.GetDist(50, new double[] { 0, 1 });
for (int i = 0; i < test_multPMF.GetLength(0); ++i)
{
for (int j = 0; j < test_multPMF.GetLength(1) - i; ++j)
{
Assert.LessOrEqual(0, test_multPMF[i, j], string.Format("{0},{1}", i, j));
Assert.GreaterOrEqual(1, test_multPMF[i, j], string.Format("{0},{1}", i, j));
}
}
}
