public function testUuidGeneratedForInsert()
 {
     $data = ['file_name' => 'asdf.txt', 'path' => 'asdf/fdsa', 'content_type' => 'text/plain', 'size' => 123123];
     $entity = new GenericFileEntity($data);
     $this->mapper->insert($entity);
     $sql = $this->getSqlString(0);
     $this->assertRegExp('/INSERT INTO `files`/', $sql, 'Not an insert statement');
     $this->assertRegExp('/\'[\\d\\w-]{36}\'/', $sql, 'No UUID found in insert');
 }