@Test
 public void testGeoShapeGeometryCollection()
     throws JsonParseException, JsonMappingException, IOException {
   rgb.setNumGeometries(5);
   GeometryCollection geom = rgb.createRandomGeometryCollection();
   assertTrue(parserUtil.createGeometry(rgb.toMap(geom)).equalsExact(geom, 1e-9));
 }