public void GetIncomingVerticesTest()
{
MarkovChain <int> chains = new MarkovChain <int>(4);
chains.AddEdge(0, 4, 0.2);
chains.AddEdge(5, 6, 0.7);
chains.AddEdge(0, 5, 0.2);
chains.AddEdge(4, 5, 0.2);
Assert.That(chains.GetIncomingVertices(5), Is.EquivalentTo(new List <int> {
0, 4
}));
}