Merge pull request #1448 from Haensel/fixturemanager-truncate-table

DBFixtureManager: Truncate table command never gets executed

framework/yii/test/DbFixtureManager.php

@@ -145,7 +145,7 @@ class DbFixtureManager extends Component
 			throw new InvalidConfigException("Table does not exist: $tableName");
 		}
 
-		$this->db->createCommand()->truncateTable($tableName);
+		$this->db->createCommand()->truncateTable($tableName)->execute();
 
 		$fileName = $this->basePath . '/' . $tableName . '.php';
 		if (!is_file($fileName)) {