public function testGetResults()
 {
     $query = $this->getMockBuilder('\\Sonata\\PropelAdminBundle\\Datagrid\\ProxyQuery', array('execute'))->disableOriginalConstructor()->getMock();
     $query->expects($this->once())->method('execute')->will($this->returnValue(42));
     $pager = new Pager();
     $pager->setQuery($query);
     $this->assertSame(42, $pager->getResults());
 }