public function testMergeWithRegistry()
{
$firstEntity = new \stdClass();
$secondEntity = new \stdClass();
$firstRegistry = new Registry();
$firstRegistry->append($firstEntity);
$secondRegistry = new Registry();
$secondRegistry->append($secondEntity);
$firstRegistry->merge($secondRegistry);
$this->assertSame(array($firstEntity, $secondEntity), $firstRegistry->getArrayCopy());
}
