public void testChildrenMultiGraph()
{
AdjacencyListGraph <string, string> g = graph(n1, n2, n3, n4);
Edge <string, string> e5 = new Edge <string, string>(n2, n1, "lorem");
g.AddEdge(e1); g.AddEdge(e2); g.AddEdge(e3); g.AddEdge(e4); g.AddEdge(e5);
ISet <string> Children1 = g.Children(n1);
Assert.IsTrue(Children1.Contains(n2));
Assert.IsTrue(Children1.Contains(n4));
Assert.AreEqual(2, Children1.Count);
ISet <string> Children2 = g.Children(n2);
Assert.IsTrue(Children2.Contains(n3));
Assert.IsTrue(Children2.Contains(n1));
Assert.AreEqual(2, Children2.Count);
ISet <string> Children3 = g.Children(n3);
Assert.IsTrue(Children3.Contains(n4));
Assert.AreEqual(1, Children3.Count);
ISet <string> Children4 = g.Children(n4);
Assert.AreEqual(0, Children4.Count);
}
public void testChildrenSimple()
{
AdjacencyListGraph <string, string> g = graph(n1, n2, n3, n4);
g.AddEdge(e1); g.AddEdge(e4);
ISet <string> Children1 = g.Children(n1);
Assert.IsTrue(Children1.Contains(n2));
Assert.IsTrue(Children1.Contains(n4));
Assert.AreEqual(2, Children1.Count);
}
public void testParentWithParentlessChild()
{
AdjacencyListGraph <string, string> g = graph(n1);
Assert.IsTrue(g.Children(n1).Count == 0);
}
public void testChildrenWithEmptyGraph()
{
AdjacencyListGraph <string, string> g = graph();
Assert.IsNull(g.Children(n1));
}
public void testChildrenNull()
{
AdjacencyListGraph <string, string> g = graph();
g.Children(null);
}