void test_transformations() {
test_begin("flattening");
std::cout << "Reading the multilayer network...";
MLNetworkSharedPtr mnet = read_multilayer("test/io2.mpx","mlnet 2",',');
ActorSharedPtr u1 = mnet->get_actor("U1");
ActorSharedPtr u2 = mnet->get_actor("U2");
ActorSharedPtr u3 = mnet->get_actor("U3");
std::unordered_set<LayerSharedPtr> layers;
layers.insert(mnet->get_layer("l1"));
layers.insert(mnet->get_layer("l2"));
std::cout << "done!" << std::endl;
std::cout << "Testing weighted flattening...";
LayerSharedPtr new_layer = flatten_weighted(mnet,"flat_weighted",layers,false,false);
if (!mnet->is_directed(new_layer,new_layer)) throw FailedUnitTestException("Layer should be directed");
if (mnet->get_nodes(new_layer).size() != 6) throw FailedUnitTestException("Wrong number of nodes");
if (mnet->get_edges(new_layer,new_layer).size() != 10) throw FailedUnitTestException("Wrong number of edges");
NodeSharedPtr n1 = mnet->get_node(u1,new_layer);
NodeSharedPtr n2 = mnet->get_node(u2,new_layer);
NodeSharedPtr n3 = mnet->get_node(u3,new_layer);
if (mnet->get_weight(n1,n2) != 1) throw FailedUnitTestException("Wrong weight, expected 1");
if (mnet->get_weight(n1,n3) != 2) throw FailedUnitTestException("Wrong weight, expected 2");
std::cout << "done!" << std::endl;
std::cout << "Testing or flattening...";
new_layer = flatten_unweighted(mnet,"flat_or",layers,false,false);
if (!mnet->is_directed(new_layer,new_layer)) throw FailedUnitTestException("Layer should be directed");
if (mnet->get_nodes(new_layer).size() != 6) throw FailedUnitTestException("Wrong number of nodes");
if (mnet->get_edges(new_layer,new_layer).size() != 10) throw FailedUnitTestException("Wrong number of edges");
std::cout << "done!" << std::endl;
test_end("flattening");
test_begin("projection");
/*
std::cout << "Reading the multilayer network...";
MLNetworkSharedPtr mnet_p = read_multilayer("test/io4.mln","interdependent",',');
LayerSharedPtr A = mnet_p->get_layer("A");
LayerSharedPtr P = mnet_p->get_layer("P");
std::cout << "done!" << mnet_p->to_string() << std::endl;
std::cout << "Testing clique projection...";
LayerSharedPtr projected_layer = project_unweighted(mnet_p,"flat_weighted",A,P);
if (mnet_p->is_directed(projected_layer,projected_layer)) throw FailedUnitTestException("Layer should be undirected");
if (mnet_p->get_nodes(projected_layer).size() != 5) throw FailedUnitTestException("Wrong number of nodes");
if (mnet_p->get_edges(projected_layer,projected_layer).size() != 5) throw FailedUnitTestException("Wrong number of edges");
std::cout << "done!" << std::endl;
*/
test_end("projection");
}
property_matrix<ActorSharedPtr,LayerSharedPtr,double> actor_cc_property_matrix(const MLNetworkSharedPtr& mnet) {
property_matrix<ActorSharedPtr,LayerSharedPtr,double> P(mnet->get_actors()->size(),mnet->get_layers()->size(),0);
for (ActorSharedPtr actor: *mnet->get_actors()) {
for (LayerSharedPtr layer: *mnet->get_layers()) {
NodeSharedPtr node = mnet->get_node(actor,layer);
if (!node) P.set_na(actor,layer);
else P.set(actor,layer,cc(mnet,node));
}
}
return P;
}
property_matrix<ActorSharedPtr,LayerSharedPtr,double> actor_degree_property_matrix(const MLNetworkSharedPtr& mnet, edge_mode mode) {
property_matrix<ActorSharedPtr,LayerSharedPtr,double> P(mnet->get_actors()->size(),mnet->get_layers()->size(),0);
for (ActorSharedPtr actor: *mnet->get_actors()) {
for (LayerSharedPtr layer: *mnet->get_layers()) {
NodeSharedPtr node = mnet->get_node(actor,layer);
if (!node) P.set_na(actor,layer);
else P.set(actor,layer,mnet->neighbors(node,mode)->size());
}
}
return P;
}