DefinitionsFactoryException extends TilesException { public DefinitionsFactoryException() { super(); } DefinitionsFactoryException();  DefinitionsFactoryException(String message);  DefinitionsFactoryException(Throwable e);  DefinitionsFactoryException(String message, Throwable e);   }
@Test public void testDefinitionsFactoryException() { DefinitionsFactoryException exception = new DefinitionsFactoryException(); assertNull(exception.getMessage()); assertNull(exception.getCause()); }