public void TarjanIsBiConnected_Smoke_Test()
{
var graph = new Graph <char>();
graph.AddVertex('A');
graph.AddVertex('B');
graph.AddVertex('C');
graph.AddEdge('A', 'B');
graph.AddEdge('A', 'C');
graph.AddEdge('B', 'C');
var algo = new TarjansBiConnected <char>();
var result = algo.IsBiConnected(graph);
Assert.IsTrue(result);
graph.AddVertex('D');
graph.AddVertex('E');
graph.AddVertex('F');
graph.AddVertex('G');
graph.AddVertex('H');
graph.AddEdge('C', 'D');
graph.AddEdge('D', 'E');
graph.AddEdge('E', 'F');
graph.AddEdge('F', 'G');
graph.AddEdge('G', 'E');
graph.AddEdge('F', 'H');
result = algo.IsBiConnected(graph);
Assert.IsFalse(result);
}
public void TarjanIsBiConnected_AdjacencyListGraph_Smoke_Test()
{
var graph = new Advanced.Algorithms.DataStructures.Graph.AdjacencyList.Graph <char>();
graph.AddVertex('A');
graph.AddVertex('B');
graph.AddVertex('C');
graph.AddEdge('A', 'B');
graph.AddEdge('A', 'C');
graph.AddEdge('B', 'C');
var algorithm = new TarjansBiConnected <char>();
var result = algorithm.IsBiConnected(graph);
Assert.IsTrue(result);
graph.AddVertex('D');
graph.AddVertex('E');
graph.AddVertex('F');
graph.AddVertex('G');
graph.AddVertex('H');
graph.AddEdge('C', 'D');
graph.AddEdge('D', 'E');
graph.AddEdge('E', 'F');
graph.AddEdge('F', 'G');
graph.AddEdge('G', 'E');
graph.AddEdge('F', 'H');
result = algorithm.IsBiConnected(graph);
Assert.IsFalse(result);
}