graph.addVertex(null).setProperty("name", "sergio");
graph.addVertex(null).setProperty("name", "marko");
assertTrue(graph.getVertices("name", "sergio").iterator().next()
.getProperty("name").equals("sergio"));
graph.commit();
assertTrue(((SparkseeGraph) graph).getRawSession(false) == null);
assertTrue(graph.getVertices("name", "sergio").iterator().next().getProperty("name").equals("sergio"));
graph.commit();
assertTrue(((SparkseeGraph) graph).getRawSession(false) == null);