public void testConnectionDescriptionFailsOnMissingType() {
   ConnectionDescription c = new ConnectionDescription("eh:/subject", "URL", null, null, null);
   try {
     c.getConnection();
     fail("should trap null type");
   } catch (JenaException e) {
     assertTrue(
         e.getMessage().endsWith("cannot be opened because no dbURL or dbType was specified"));
   }
 }