/**
* This is to test a really obscure issue where DBRefs get save with null fields.
**/
public function testCleanDbRef()
{
$user = new My_ShantyMongo_User();
$user->name = new My_ShantyMongo_Name(array('first' => 'Tom', 'last' => 'Holder'));
$user->email = '*****@*****.**';
$user->sex = 'M';
$user->save();
$var = $user->name->first;
$article = new My_ShantyMongo_Article();
$article->title = 'DBRefs should be clean';
$article->author = $user;
$article->save();
$article = My_ShantyMongo_Article::find($article->getId());
$exportedArticle = $article->export();
//This key shouldn't be left behind on field which should be a DBRef.
$this->assertArrayNotHasKey('name', $exportedArticle['author']);
}
