}
public void testSetPropertiesVarArgs() {
Graph graph = new TinkerGraph();
Vertex vertex = graph.addVertex(null);
ElementHelper.setProperties(vertex, "name", "pierre");
assertEquals(vertex.getPropertyKeys().size(), 1);
assertEquals(vertex.getProperty("name"), "pierre");
ElementHelper.setProperties(vertex, "name", "dewilde", "country", "belgium", "age", 50);