Elastica\Search::getClient PHP Méthode

    public function getClient()
    {
        return $this->_client;
    }

 /**
  * @group functional
  */
 public function testSearchScrollRequest()
 {
     $client = $this->_getClient();
     $index = $this->_createIndex();
     $type = $index->getType('scrolltest');
     $docs = array();
     for ($x = 1; $x <= 10; ++$x) {
         $docs[] = new Document($x, array('id' => $x, 'testscroll' => 'jbafford'));
     }
     $type->addDocuments($docs);
     $index->refresh();
     $search = new Search($client);
     $search->addIndex($index)->addType($type);
     $result = $search->search(array(), array(Search::OPTION_SEARCH_TYPE => Search::OPTION_SEARCH_TYPE_SCAN, Search::OPTION_SCROLL => '5m', Search::OPTION_SIZE => 5));
     $this->assertFalse($result->getResponse()->hasError());
     $scrollId = $result->getResponse()->getScrollId();
     $this->assertNotEmpty($scrollId);
     //There are 10 items, and we're scrolling with a size of 5
     //So we should get two results of 5 items, and then no items
     //We should also have sent the raw scroll_id as the HTTP request body
     $search = new Search($client);
     $result = $search->search(array(), array(Search::OPTION_SCROLL => '5m', Search::OPTION_SCROLL_ID => $scrollId));
     $this->assertFalse($result->getResponse()->hasError());
     $this->assertEquals(5, count($result->getResults()));
     $this->assertArrayNotHasKey(Search::OPTION_SCROLL_ID, $search->getClient()->getLastRequest()->getQuery());
     $this->assertEquals($scrollId, $search->getClient()->getLastRequest()->getData());
     $result = $search->search(array(), array(Search::OPTION_SCROLL => '5m', Search::OPTION_SCROLL_ID => $scrollId));
     $this->assertFalse($result->getResponse()->hasError());
     $this->assertEquals(5, count($result->getResults()));
     $this->assertArrayNotHasKey(Search::OPTION_SCROLL_ID, $search->getClient()->getLastRequest()->getQuery());
     $this->assertEquals($scrollId, $search->getClient()->getLastRequest()->getData());
     $result = $search->search(array(), array(Search::OPTION_SCROLL => '5m', Search::OPTION_SCROLL_ID => $scrollId));
     $this->assertFalse($result->getResponse()->hasError());
     $this->assertEquals(0, count($result->getResults()));
     $this->assertArrayNotHasKey(Search::OPTION_SCROLL_ID, $search->getClient()->getLastRequest()->getQuery());
     $this->assertEquals($scrollId, $search->getClient()->getLastRequest()->getData());
 }