function testLoad()
  {
    $mapper = new ObjectMapper();
    $object = new Object();

    $record = new Dataspace();
    $record->import(array('oid' => $id = 10,
                          'class_id' => $class_id = 100,
                          'class_name' => $class_name = 'some_class'));

    $mapper->load($record, $object);

    $this->assertEqual($object->get('oid'), $id);
    $this->assertEqual($object->get('class_id'), $class_id);
    $this->assertEqual($object->get('class_name'), $class_name);
  }