protected function getTestTable($name, $options=array())
{
$table = new \Doctrine\DBAL\Schema\Table($name, array(), array(), array(), false, $options);
$table->setSchemaConfig($this->_sm->createSchemaConfig());
$table->addColumn('id', 'integer', array('notnull' => true));
$table->setPrimaryKey(array('id'));
$table->addColumn('test', 'string', array('length' => 255));
$table->addColumn('foreign_key_test', 'integer');
return $table;
}