public function testConversion()
{
$tag = new Tag('timestamped');
$this->assertInstanceOf('Webforge\\Common\\DateTime\\DateTime', $time = $tag->getCreated());
$this->em->persist($tag);
$this->em->flush();
$this->em->clear();
$this->assertInstanceOf('Webforge\\Common\\DateTime\\DateTime', $savedTime = $tag->getCreated());
$this->assertEquals($time, $savedTime);
}
