public void LoadFlowGraph_must_work()
{
string path = Path.Combine(Directory.GetParent(Directory.GetCurrentDirectory()).Parent.FullName, "TestFiles", "FlowGraph.txt");
FlowGraph <string> graph = (FlowGraph <string>)GraphGenerator.LoadFromFile(path);
// Die Vertices prüfen
Assert.IsTrue(graph.HasEdge(new Vertex <string>("s"), new Vertex <string>("a")));
Assert.IsTrue(graph.HasEdge(new Vertex <string>("s"), new Vertex <string>("b")));
Assert.IsTrue(graph.HasEdge(new Vertex <string>("a"), new Vertex <string>("b")));
Assert.IsTrue(graph.HasEdge(new Vertex <string>("a"), new Vertex <string>("c")));
Assert.IsTrue(graph.HasEdge(new Vertex <string>("b"), new Vertex <string>("c")));
Assert.IsTrue(graph.HasEdge(new Vertex <string>("b"), new Vertex <string>("d")));
Assert.IsTrue(graph.HasEdge(new Vertex <string>("c"), new Vertex <string>("d")));
Assert.IsTrue(graph.HasEdge(new Vertex <string>("c"), new Vertex <string>("t")));
Assert.IsTrue(graph.HasEdge(new Vertex <string>("d"), new Vertex <string>("t")));
// Die Kapzitäten und Flüsse prüfen.
Assert.AreEqual(5, graph.GetEdge(new Vertex <string>("s"), new Vertex <string>("a")).Capacity);
Assert.AreEqual(5, graph.GetEdge(new Vertex <string>("s"), new Vertex <string>("a")).Flow);
Assert.AreEqual(7, graph.GetEdge(new Vertex <string>("s"), new Vertex <string>("b")).Capacity);
Assert.AreEqual(3, graph.GetEdge(new Vertex <string>("s"), new Vertex <string>("b")).Flow);
Assert.AreEqual(7, graph.GetEdge(new Vertex <string>("a"), new Vertex <string>("b")).Capacity);
Assert.AreEqual(3, graph.GetEdge(new Vertex <string>("a"), new Vertex <string>("b")).Flow);
Assert.AreEqual(4, graph.GetEdge(new Vertex <string>("a"), new Vertex <string>("c")).Capacity);
Assert.AreEqual(2, graph.GetEdge(new Vertex <string>("a"), new Vertex <string>("c")).Flow);
Assert.AreEqual(3, graph.GetEdge(new Vertex <string>("b"), new Vertex <string>("c")).Capacity);
Assert.AreEqual(3, graph.GetEdge(new Vertex <string>("b"), new Vertex <string>("c")).Flow);
Assert.AreEqual(3, graph.GetEdge(new Vertex <string>("b"), new Vertex <string>("d")).Capacity);
Assert.AreEqual(3, graph.GetEdge(new Vertex <string>("b"), new Vertex <string>("d")).Flow);
Assert.AreEqual(4, graph.GetEdge(new Vertex <string>("c"), new Vertex <string>("d")).Capacity);
Assert.AreEqual(0, graph.GetEdge(new Vertex <string>("c"), new Vertex <string>("d")).Flow);
Assert.AreEqual(5, graph.GetEdge(new Vertex <string>("c"), new Vertex <string>("t")).Capacity);
Assert.AreEqual(5, graph.GetEdge(new Vertex <string>("c"), new Vertex <string>("t")).Flow);
Assert.AreEqual(6, graph.GetEdge(new Vertex <string>("d"), new Vertex <string>("t")).Capacity);
Assert.AreEqual(3, graph.GetEdge(new Vertex <string>("d"), new Vertex <string>("t")).Flow);
}