test fixes

src/main/java/kieker/analysis/graph/GraphTester.java

@@ -56,7 +56,20 @@ public class GraphTester {
 		Vertex node1sub1 = node1.getChildGraph().addVertex("n1::s1");
 		Vertex node1sub2 = node1.getChildGraph().addVertex("n1::s2");
 		Vertex node1sub3 = node1.getChildGraph().addVertex("n1::s3");
-		node1sub3.addEdge("wormhole", node4);
+		node1sub3.addEdge("wormhole1", node4);
+		node4.addEdge("wormhole2", node1sub3);
+
+		node1sub3.addChildGraph();
+		Vertex node1sub3sub1 = node1sub3.getChildGraph().addVertex("n1::s3::s1");
+		Vertex node1sub3sub2 = node1sub3.getChildGraph().addVertex("n1::s3::s2");
+		Vertex node1sub3sub3 = node1sub3.getChildGraph().addVertex("n1::s3::s3");
+		node1sub3sub1.addEdge("wormhole3", node4);
+		node4.addEdge("wormhole4", node1sub3sub1);
+		node1sub3sub2.addEdge(node1sub3sub3);
+
+		node1sub2.addChildGraph();
+		Vertex node1sub2sub1 = node1sub2.getChildGraph().addVertex("n1::s2::s1");
+		node1sub2sub1.addEdge("hyperwormhole", node1sub3sub1);
 
 		if (node1.hasChildGraph()) {
 			System.out.println("Node 1 has Child graph");