public void should_also_add_the_weight_to_the_edge() { var graph = new Graph<string>(); graph.AddNode("Berlin"); graph.AddNode("Paris"); graph.AddDirectedEdge("Berlin", "Paris", 0); Assert.That(graph.NodeCount, Is.EqualTo(2)); Assert.That(graph.DrawAdjcentLists(), Is.EqualTo("Berlin->Paris\nParis\n")); }