T.string("error message", CompositeValidator.ERR_CR, eM.getMessage());
T.string("error message", E.COMP_CR, eM.getMessage());
  public void testFailOwnerEqualsRightFactor() {    LOG.info("testFailOwnerEqualsRightFactor");    try {      R r = R.populateRegistry(1, 2, 0);      Composite c0 = new Composite(        r.rs, r.getGroup("a", "b"), r.getGroup("a", "a"), r.getGroup("a", "b"), CompositeType.UNION      );      r.rs.stop();      Assert.fail("created composite where right == owner");    }    catch (ModelException eM) {      Assert.assertTrue("OK: cannot create composites where right == owner", true);      T.string("error message", CompositeValidator.ERR_CR, eM.getMessage());    }    catch (Exception e) {      Assert.fail("unexpected exception: " + e.getMessage());    }  } // public void testFailOwnerEqualsRightFactor()