public RetryableException() {
        super();
    }
@Test
    public void testRetryableException() {
        Assertions.assertThrowsExactly(RetryableException.class, () -> {
            throw new RetryableException();
        });
        Assertions.assertThrowsExactly(RetryableException.class, () -> {
            throw new RetryableException("error");
        });
        Assertions.assertThrowsExactly(RetryableException.class, () -> {
            throw new RetryableException(new Throwable("error"));
        });
        Assertions.assertThrowsExactly(RetryableException.class, () -> {
            throw new RetryableException("error", new Throwable("error"));
        });
    }