RethrowingValidationExceptionHandler implements EnvelopeValidationExceptionHandler { @Override public void handle(final EnvelopeValidationException ex) { throw ex; }  @Override void handle(final EnvelopeValidationException ex);  }
@Test public void shouldThrowHandlerException() throws Exception { exception.expect(EnvelopeValidationException.class); exception.expectMessage(equalTo("some message")); new RethrowingValidationExceptionHandler().handle(new EnvelopeValidationException("some message")); }