public function testSaveWithAssociation()
{
$article = $this->dm->find('Doctrine\\Tests\\Models\\CMS\\CmsArticle', $this->articleId);
$this->assertInstanceOf('Doctrine\\Tests\\Models\\CMS\\CmsUser', $article->user);
$this->assertNull($article->user->username, 'CmsUser is a proxy, username is NULL through public access');
$this->assertEquals('beberlei', $article->user->getUsername());
}