public static byte[] compress(byte[] bytes) {
        if (bytes == null) {
            throw new NullPointerException("bytes is null");
        }

        return Zstd.compress(bytes);
    }
@Test
    public void test_compress() {
        Assertions.assertThrows(NullPointerException.class, () -> {
            ZstdUtil.compress(null);
        });
    }