/**
* Do an efficient count on the collection
*
* @return integer
*/
public function count()
{
if ($this->isInitialized()) {
return $this->collection->count();
}
// Return cached result in case count query was already executed
if ($this->count !== null) {
return $this->count;
}
return $this->count = $this->entityPersister->count($this->criteria);
}
public function testCountEntities()
{
$this->assertEquals(0, $this->_persister->count());
}
