public IHttpActionResult CreateGraph()
{
Graph graph = _graphService.NewGraph(true);
Node nodeA = _graphService.AddNode(ref graph, "nodeA");
Node nodeB = _graphService.AddNode(ref graph, "nodeB");
Node nodeC = _graphService.AddNode(ref graph, "nodeC");
_graphService.AddEdge(nodeA, nodeB, ref graph);
_graphService.AddEdge(nodeB, nodeC, ref graph);
_graphService.AddEdge(nodeC, nodeA, ref graph, 10.0D);
// _graphService.AddEdge(nodeC, nodeA, ref graph, 7.0D);
_graphService.SaveGraph(graph);
return(Ok(graph));
}
public void AddEdgeTest()
{
var graph = _graphService.NewGraph(true);
var nodeA = _graphService.AddNode(ref graph, "nodeA");
var nodeB = _graphService.AddNode(ref graph, "nodeB");
var nodeC = _graphService.AddNode(ref graph, "nodeC");
_graphService.AddEdge(nodeA, nodeB, ref graph, 10.0D);
GraphPart graphPart = graph.GraphPart.ToList().Find(part => part.Node.Uid == nodeA.Uid);
Assert.That(graphPart.IsNotNull);
Edge edgeFromAToB = graphPart.Edge.ToList().Find(edge => edge.Destination.Uid == nodeB.Uid);
Assert.NotNull(edgeFromAToB);
Assert.That(edgeFromAToB.Weight.IsNotNull);
Assert.That(edgeFromAToB.Uid.IsNotNull);
Assert.That(edgeFromAToB.Weight == 10.0D);
// Assert.NotNull(edgeFromAToB.GraphPart); - nie można sprawdzić bo ustawia to pole entity framework
_graphService.AddEdge(nodeA, nodeB, ref graph, 5.0D);
GraphPart graphPart1 = graph.GraphPart.ToList().Find(part => part.Node.Uid == nodeA.Uid);
Assert.That(graphPart1.IsNotNull);
Assert.That(graphPart.Edge.Count == 1);
Edge edgeFromAToBMod = graphPart.Edge.ToList().Find(edge => edge.Destination.Uid == nodeB.Uid);
Assert.NotNull(edgeFromAToBMod);
Assert.That(edgeFromAToBMod.Weight == 5.0D);
Assert.That(edgeFromAToB.Uid == edgeFromAToBMod.Uid);
}
public void AddEdgeIntegrationTest()
{
Assert.Inconclusive("TODO.");
IGraphService target = CreateIGraphService(); // TODO: Initialize to an appropriate value
EdgeSpecification definition = null; // TODO: Initialize to an appropriate value
int expected = 0; // TODO: Initialize to an appropriate value
int actual;
actual = target.AddEdge(definition);
Assert.AreEqual(expected, actual);
}
public void TestBFSToAll()
{
var graph = _graphService.NewGraph(true);
var nodeA = _graphService.AddNode(ref graph, "nodeA");
var nodeB = _graphService.AddNode(ref graph, "nodeB");
var nodeC = _graphService.AddNode(ref graph, "nodeC");
_graphService.AddEdge(nodeA, nodeB, ref graph, 10.0D);
_graphService.AddEdge(nodeB, nodeA, ref graph, 12.0D);
_graphService.AddEdge(nodeC, nodeA, ref graph, 5.0D);
Dictionary <string, HashSet <string> > adjList = GraphAsAdjacencyList(graph);
foreach (KeyValuePair <string, HashSet <string> > kpv in adjList)
{
Console.WriteLine(kpv.Key + ": ");
foreach (var s in kpv.Value)
{
Console.Write(s + ", ");
}
Console.WriteLine();
}
var result = ShortestPathToAll(graph, nodeA);
Console.WriteLine("Od {0}", nodeA.Label);
foreach (KeyValuePair <Node, int> kpv in result)
{
Console.WriteLine("do {0} - długość {1}", kpv.Key.Label, kpv.Value);
}
}
