@Test
    public void testRSA_ECB_NoPadding_Public_SingleByteUpdateThenEmptyDoFinal_Success()
            throws Exception {
        for (String provider : RSA_PROVIDERS) {
            testRSA_ECB_NoPadding_Public_SingleByteUpdateThenEmptyDoFinal_Success(provider);
        }
    }
openssl rsautl -raw -sign -inkey rsa.key | recode ../x1 | sed 's/0x/(byte) 0x/g'
common/src/test/java/org/conscrypt/javax/crypto/CipherTest.java