@Override
 protected void tearDown() throws Exception {
   final CodeStyleSettings currentSettings =
       CodeStyleSettingsManager.getInstance(myProject).getCurrentSettings();
   currentSettings.USE_FQ_CLASS_NAMES = myOldFQNamesSetting;
   super.tearDown();
 }
  @Override
  protected void setUp() throws Exception {
    super.setUp();
    setupGenericSampleClasses();
    final CodeStyleSettings currentSettings =
        CodeStyleSettingsManager.getInstance(myProject).getCurrentSettings();

    myOldFQNamesSetting = currentSettings.USE_FQ_CLASS_NAMES;
    currentSettings.USE_FQ_CLASS_NAMES = true;
  }