gistfile1.java

    public void testUpdateValuesInIndexKeys() throws Exception {
        KeyIndexableGraph graph = (KeyIndexableGraph) graphTest.generateGraph();

        graph.createKeyIndex("name", Vertex.class);

        Vertex v1 = graph.addVertex(null);
        v1.setProperty("name","marko");
        assertEquals(v1.getProperty("name"),"marko");
        vertexCount(graph, 1);
        if(graph instanceof TransactionalGraph)
            ((TransactionalGraph)graph).commit();

        v1 = graph.getVertices("name","marko").iterator().next();
        assertEquals(v1.getProperty("name"),"marko");
        v1.setProperty("name","marko a. rodriguez");
        assertEquals(v1.getProperty("name"),"marko a. rodriguez");
        vertexCount(graph, 1);

        if(graph instanceof TransactionalGraph)
            ((TransactionalGraph)graph).commit();


        assertFalse(graph.getVertices("name","marko").iterator().hasNext());
        v1 = graph.getVertices("name","marko a. rodriguez").iterator().next();
        assertEquals(v1.getProperty("name"),"marko a. rodriguez");
        vertexCount(graph, 1);

        graph.shutdown();
    }