*/
@Test
public void testGetObjectGraph()
{
Store store = new Store(1, "Food Bazaar, Noida");
store.addCounter(new BillingCounter(1, "A"));
store.addCounter(new BillingCounter(2, "B"));
store.addCounter(new BillingCounter(3, "C"));
ObjectGraph graph = graphBuilder.getObjectGraph(store, null);
Assert.assertNotNull(graph);
Node headNode = graph.getHeadNode();