}
@Test
public void testViewEdges() {
GraphFactory factory = graphModel.factory();
Node n1 = factory.newNode("n1");
Node n2 = factory.newNode("n2");
rootGraph.addNode(n1);
rootGraph.addNode(n2);
Edge e1 = factory.newEdge("e1", n1, n2, 1f, false);
rootGraph.addEdge(e1);