fixed the TestClass.java

that was affected by the change of the BacupFactory
Revert "fixed the TestClass.java"

This reverts commit 674655d8e4e9795d6582e77f611bf072fd28116d.
Revert "Revert "fixed the TestClass.java""

This reverts commit 2de947aea7355ea86920c7522f662f976d0bc746.