def test_concatenate2(self,n=10,verbose=0):
G1 = fg.WeightedGraph(n)
G2 = fg.WeightedGraph(n)
G1.complete()
G2.complete()
G = fg.concatenate_graphs(G1,G2)
self.assert_(G.cc().max()==1)
def test_concatenate1(self,n=10,verbose=0):
x1 = nr.randn(n,2)
x2 = nr.randn(n,2)
G1 = fg.WeightedGraph(x1.shape[0])
G2 = fg.WeightedGraph(x2.shape[0])
G1.knn(x1,5)
G2.knn(x2,5)
G = fg.concatenate_graphs(G1,G2)
if verbose:
G.plot(np.hstack((x1,x2)))
self.assert_(G.cc().max()>0)
