/**
  * Tests toArray method.
  *
  * @param string $parentType   Parent type.
  * @param string $queryType    Type of query for mock query class.
  * @param array  $queryToArray Return value for mock query class toArray method.
  * @param array  $parameters   Optional parameters.
  * @param string $dslType      Filter or query.
  * @param array  $expected     Expected result.
  *
  * @dataProvider getArrayDataProvider
  */
 public function testToArray($parentType, $queryType, $queryToArray, $parameters, $dslType, $expected)
 {
     $mockQuery = $this->getMockBuilder('ONGR\\ElasticsearchBundle\\DSL\\BuilderInterface')->getMock();
     $mockQuery->expects($this->once())->method('getType')->will($this->returnValue($queryType));
     $mockQuery->expects($this->once())->method('toArray')->will($this->returnValue($queryToArray));
     $filter = new HasParentFilter($parentType, $mockQuery, $parameters);
     $filter->setDslType($dslType);
     $result = $filter->toArray();
     $this->assertEquals($expected, $result);
 }