final SpatialPrefixTree gridGeohash = new GeohashPrefixTree(ctx,10);
Collection<SpatialStrategy> strategies = new ArrayList<SpatialStrategy>();
strategies.add(new RecursivePrefixTreeStrategy(gridGeohash, "recursive_geohash"));
strategies.add(new TermQueryPrefixTreeStrategy(gridQuad, "termquery_quad"));
strategies.add(new PointVectorStrategy(ctx, "pointvector"));
//strategies.add(new BBoxStrategy(ctx, "bbox"));
strategies.add(new SerializedDVStrategy(ctx, "serialized"));
for (SpatialStrategy strategy : strategies) {
testEqualsHashcode(strategy);
}