/**
  * Tests getArray method.
  *
  * @param array $filterData
  * @param array $expected
  *
  * @dataProvider getArrayDataProvider
  */
 public function testGeoHashGridAggregationGetArray($filterData, $expected)
 {
     $aggregation = new GeoHashGridAggregation('foo');
     $aggregation->setPrecision($filterData['precision']);
     $aggregation->setSize($filterData['size']);
     $aggregation->setShardSize($filterData['shard_size']);
     $aggregation->setField($filterData['field']);
     $result = $aggregation->getArray();
     $this->assertEquals($result, $expected);
 }