/**
  * Tests GetType method, it should return 'match_all'.
  */
 public function testGetType()
 {
     $filter = new MatchAllFilter();
     $result = $filter->getType();
     $this->assertEquals('match_all', $result);
 }
 /**
  * Tests if filter can be passed to constructor.
  */
 public function testConstructorFilter()
 {
     $matchAllFilter = new MatchAllFilter();
     $aggregation = new FilterAggregation('test', $matchAllFilter);
     $this->assertSame(['filter' => [$matchAllFilter->getType() => $matchAllFilter->toArray()]], $aggregation->toArray());
 }