public function generateDBEntries()
 {
     $peter = ApiTest_Author::create(array('Name' => 'Peter', 'IsMan' => true));
     $marie = ApiTest_Author::create(array('Name' => 'Marie', 'IsMan' => false));
     $bible = ApiTest_Book::create(array('Title' => 'The Bible', 'Pages' => 2000));
     $kamasutra = ApiTest_Book::create(array('Title' => 'Kama Sutra', 'Pages' => 1000));
     $helsinki = ApiTest_Library::create(array('Name' => 'Helsinki'));
     $paris = ApiTest_Library::create(array('Name' => 'Paris'));
     // write to DB
     $peter->write();
     $marie->write();
     $bible->write();
     $kamasutra->write();
     $helsinki->write();
     $paris->write();
     // relations
     $peter->Books()->add($bible);
     $marie->Books()->add($kamasutra);
     $helsinki->Books()->add($bible);
     $helsinki->Books()->add($kamasutra);
     $paris->Books()->add($kamasutra);
     // since it doesn't seem to be called automatically
     $ext = new RESTfulAPI_GroupExtension();
     $ext->requireDefaultRecords();
 }