public function testCount()
{
$oom = $this->mock('Doctrine\\ORM\\EntityManager');
$query = $this->mock(new Query($oom));
$oom->shouldReceive('createQuery')->once()->with('SELECT COUNT(object) FROM Foo\\Bar object')->andReturn($query);
$query->shouldReceive('getSingleScalarResult')->once()->andReturn(5);
$om = new ObjectManager($oom);
$this->assertEquals(5, $om->count('Foo\\Bar'));
}