public static void TestMakeGraphFromTree()
{
var graph = EulerGraph <string> .MakeGraph(new List <EulerNode <string> > {
Root
});
var expected = new Dictionary <string, List <string> > {
{ "a", new List <string> {
"c"
} },
{ "c", new List <string> {
"e", "d", "a"
} },
{ "e", new List <string> {
"c"
} },
{ "d", new List <string> {
"f", "b", "c"
} },
{ "f", new List <string> {
"d"
} },
{ "b", new List <string> {
"d"
} }
};
CollectionAssert.AreEquivalent(expected, graph.VertexChildNodes);
}
public static void TestIsTheSameGraph()
{
var graph = EulerGraph <string> .MakeGraph(new List <EulerNode <string> > {
Root
});
var tour = EulerGraph <string> .MakeTour(graph, "a");
graph.Tours.Add(tour);
var expected = new List <string> {
"a", "c", "e", "c", "d", "f", "d", "b", "d", "c", "a"
};
CollectionAssert.AreEquivalent(expected, tour);
var graph2 = EulerGraph <string> .MakeGraph(new List <EulerNode <string> > {
Root2
});
var tour2 = EulerGraph <string> .MakeTour(graph2, "g");
graph2.Tours.Add(tour2);
var expected2 = new List <string> {
"g", "h", "g", "j", "k", "j", "i", "j", "g"
};
CollectionAssert.AreEquivalent(expected2, tour2);
Assert.IsTrue(graph.BothBelong("f", "e"));
Assert.IsFalse(graph.BothBelong("f", "g"));
Assert.IsTrue(graph2.BothBelong("j", "i"));
Assert.IsFalse(graph2.BothBelong("f", "i"));
}
private void CreateEuler(object sender, RoutedEventArgs e)
{
var window = new CreateEulerWindow();
window.ShowDialog();
int nodes = window.NodesCount;
Graph.Set(EulerGraph.RandEulerGraph(nodes));
Graph.OnChange();
GraphRenderer.Displayer = new CircleDisplayer();
}
public static void TestMakeTourFromGraph()
{
var graph = EulerGraph <string> .MakeGraph(new List <EulerNode <string> > {
Root
});
var tour = EulerGraph <string> .MakeTour(graph, graph.Roots[0]);
graph.Tours.Add(tour);
var expected = new List <string> {
"a", "c", "e", "c", "d", "f", "d", "b", "d", "c", "a"
};
CollectionAssert.AreEquivalent(expected, tour);
}
private void IsEuler(object sender, RoutedEventArgs e)
{
List <int> path = EulerGraph.EulerianPath(Graph);
string message = "Oto trasa eulera : ";
if (path != null)
{
path.ForEach(v => message += (v + 1) + " ");
message = "Graf ma cykl eulera." + Environment.NewLine + message;
MessageBox.Show(message);
}
else
{
message = "Graf nie ma cyklu eulera";
MessageBox.Show(message);
}
}
public static void TestChangeGraphRoot()
{
var graph = EulerGraph <string> .MakeGraph(new List <EulerNode <string> > {
Root
});
var tour = EulerGraph <string> .MakeTour(graph, "a");
var expected = new List <string> {
"a", "c", "e", "c", "d", "f", "d", "b", "d", "c", "a"
};
CollectionAssert.AreEquivalent(expected, tour);
tour = EulerGraph <string> .MakeTour(graph, "d");
expected = new List <string> {
"d", "f", "d", "b", "d", "c", "e", "c", "a", "c", "d"
};
CollectionAssert.AreEquivalent(expected, tour);
}
public static void TestAddEdgeForTwoGraph()
{
var graph = EulerGraph <string> .MakeGraph(new List <EulerNode <string> > {
Root
});
var tour = EulerGraph <string> .MakeTour(graph, "a");
graph.Tours.Add(tour);
var expected = new List <string> {
"a", "c", "e", "c", "d", "f", "d", "b", "d", "c", "a"
};
CollectionAssert.AreEquivalent(expected, tour);
var graph2 = EulerGraph <string> .MakeGraph(new List <EulerNode <string> > {
Root2
});
var tour2 = EulerGraph <string> .MakeTour(graph2, "g");
graph2.Tours.Add(tour2);
var expected2 = new List <string> {
"g", "h", "g", "j", "k", "j", "i", "j", "g"
};
CollectionAssert.AreEquivalent(expected2, tour2);
var mergedGraph = EulerGraph <string> .Merge(graph, graph2);
var expected3 = new List <string> {
"a", "c", "e", "c", "d", "f", "d", "b", "d", "c", "a", "g", "h", "g", "j", "k", "j", "i", "j", "g", "a"
};
CollectionAssert.AreEquivalent(expected3, mergedGraph.Tours[0]);
}