/**
  * Data provider for testGlobalAggregation.
  *
  * @return array
  */
 public function getGlobalAggregationData()
 {
     $out = [];
     $results = ['agg_test_agg' => ['doc_count' => 3, 'agg_test_agg2' => ['buckets' => [['key' => '*-40.0', 'to' => 40, 'to_as_string' => '40.0', 'doc_count' => 3]]]]];
     $aggregation = new GlobalAggregation('test_agg');
     $aggregation2 = new RangeAggregation('test_agg2');
     $aggregation2->setField('price');
     $aggregation2->addRange(null, 40);
     $aggregation->addAggregation($aggregation2);
     // Case #0 global aggregation without query.
     $out[] = [$aggregation, null, $results, 3];
     // Case #1 global aggregation with query.
     $query = new MatchQuery('title', 'bar');
     $out[] = [$aggregation, $query, $results, 1];
     return $out;
 }
 /**
  * Test for setField method on global aggregation.
  *
  * @expectedException \LogicException
  */
 public function testSetField()
 {
     $aggregation = new GlobalAggregation('test_agg');
     $aggregation->setField('test_field');
 }