suite.addTestSuite( TestStem9.class );
  static public Test suite() {    TestSuite suite = new TestSuite();    suite.addTestSuite( TestStem0.class );  // delete empty stem    suite.addTestSuite( TestStem1.class );  // fail: delete stem with child stems    suite.addTestSuite( TestStem2.class );  // fail: delete stem with child groups    suite.addTestSuite( TestStem3.class );  // fail: delete stem without stem    suite.addTestSuite( TestStem4.class );  // fail: delete root stem    suite.addTestSuite( TestStem6.class );  // create attrs    suite.addTestSuite( TestStem7.class );  // modify attrs - !mod'd    suite.addTestSuite( TestStem8.class );  // modify attrs - mod'd    // TODO Split!    suite.addTestSuite( TestStem.class              );    suite.addTestSuite( TestStemAddChildGroup.class );    suite.addTestSuite( TestStemAddChildStem.class  );    return suite;  } // static public Test suite()