private void verifyFeedEntityEdges(String feedName, String tag, String group) {
    Vertex feedVertex = getEntityVertex(feedName, RelationshipType.FEED_ENTITY);

    // verify edge to cluster vertex
    verifyVertexForEdge(
        feedVertex,
        Direction.OUT,
        RelationshipLabel.FEED_CLUSTER_EDGE.getName(),
        CLUSTER_ENTITY_NAME,
        RelationshipType.CLUSTER_ENTITY.getName());
    // verify edge to user vertex
    verifyVertexForEdge(
        feedVertex,
        Direction.OUT,
        RelationshipLabel.USER.getName(),
        FALCON_USER,
        RelationshipType.USER.getName());

    // verify edge to tags vertex
    verifyVertexForEdge(
        feedVertex, Direction.OUT, "classified-as", tag, RelationshipType.TAGS.getName());
    // verify edge to group vertex
    verifyVertexForEdge(
        feedVertex,
        Direction.OUT,
        RelationshipLabel.GROUPS.getName(),
        group,
        RelationshipType.GROUPS.getName());
  }
  private void verifyClusterEntityEdges() {
    Vertex clusterVertex = getEntityVertex(CLUSTER_ENTITY_NAME, RelationshipType.CLUSTER_ENTITY);

    // verify edge to user vertex
    verifyVertexForEdge(
        clusterVertex,
        Direction.OUT,
        RelationshipLabel.USER.getName(),
        FALCON_USER,
        RelationshipType.USER.getName());
    // verify edge to colo vertex
    verifyVertexForEdge(
        clusterVertex,
        Direction.OUT,
        RelationshipLabel.CLUSTER_COLO.getName(),
        COLO_NAME,
        RelationshipType.COLO.getName());
    // verify edge to tags vertex
    verifyVertexForEdge(
        clusterVertex,
        Direction.OUT,
        "classification",
        "production",
        RelationshipType.TAGS.getName());
  }
  private void verifyProcessEntityEdges() {
    Vertex processVertex = getEntityVertex(PROCESS_ENTITY_NAME, RelationshipType.PROCESS_ENTITY);

    // verify edge to cluster vertex
    verifyVertexForEdge(
        processVertex,
        Direction.OUT,
        RelationshipLabel.FEED_CLUSTER_EDGE.getName(),
        CLUSTER_ENTITY_NAME,
        RelationshipType.CLUSTER_ENTITY.getName());
    // verify edge to user vertex
    verifyVertexForEdge(
        processVertex,
        Direction.OUT,
        RelationshipLabel.USER.getName(),
        FALCON_USER,
        RelationshipType.USER.getName());
    // verify edge to tags vertex
    verifyVertexForEdge(
        processVertex, Direction.OUT, "classified-as", "Critical", RelationshipType.TAGS.getName());

    // verify edges to inputs
    List<String> actual = new ArrayList<String>();
    for (Edge edge :
        processVertex.getEdges(Direction.IN, RelationshipLabel.FEED_PROCESS_EDGE.getName())) {
      Vertex outVertex = edge.getVertex(Direction.OUT);
      Assert.assertEquals(
          RelationshipType.FEED_ENTITY.getName(),
          outVertex.getProperty(RelationshipProperty.TYPE.getName()));
      actual.add(outVertex.<String>getProperty(RelationshipProperty.NAME.getName()));
    }

    Assert.assertTrue(
        actual.containsAll(Arrays.asList("impression-feed", "clicks-feed")),
        "Actual does not contain expected: " + actual);

    actual.clear();
    // verify edges to outputs
    for (Edge edge :
        processVertex.getEdges(Direction.OUT, RelationshipLabel.PROCESS_FEED_EDGE.getName())) {
      Vertex outVertex = edge.getVertex(Direction.IN);
      Assert.assertEquals(
          RelationshipType.FEED_ENTITY.getName(),
          outVertex.getProperty(RelationshipProperty.TYPE.getName()));
      actual.add(outVertex.<String>getProperty(RelationshipProperty.NAME.getName()));
    }
    Assert.assertTrue(
        actual.containsAll(Arrays.asList("imp-click-join1", "imp-click-join2")),
        "Actual does not contain expected: " + actual);
  }
  private List<String> getFeedsOwnedByAUser(String feedType) {
    GraphQuery userQuery =
        getQuery()
            .has(RelationshipProperty.NAME.getName(), FALCON_USER)
            .has(RelationshipProperty.TYPE.getName(), RelationshipType.USER.getName());

    List<String> feedNames = new ArrayList<String>();
    for (Vertex userVertex : userQuery.vertices()) {
      for (Vertex feed : userVertex.getVertices(Direction.IN, RelationshipLabel.USER.getName())) {
        if (feed.getProperty(RelationshipProperty.TYPE.getName()).equals(feedType)) {
          System.out.println(FALCON_USER + " owns -> " + GraphUtils.vertexString(feed));
          feedNames.add(feed.<String>getProperty(RelationshipProperty.NAME.getName()));
        }
      }
    }

    return feedNames;
  }