public function testGroupByAlias()
 {
     $c = new ModelCriteria('bookstore', 'Propel\\Tests\\Bookstore\\Book');
     $c->addAsColumn('t', BookTableMap::COL_TITLE);
     $c->groupBy('t');
     $sql = 'SELECT book.title AS t FROM  GROUP BY t';
     $params = array();
     $this->assertCriteriaTranslation($c, $sql, $params, 'groupBy() accepts a column alias and adds a GROUP BY clause');
 }