Hashing.hmacMd5(customKey)
            .hashString("The quick brown fox jumps over the lazy dog", UTF_8)
            .toString());
  }

  public void testBadKey_emptyKey() throws Exception {
    SecretKey badKey =
        new SecretKey() {
          @Override
          public String getAlgorithm() {
            return "HmacMD5";
          }

          @Override
          public byte @Nullable [] getEncoded() {

        Hashing.hmacMd5(customKey)
            .hashString("The quick brown fox jumps over the lazy dog", UTF_8)
            .toString());
  }

  public void testBadKey_emptyKey() throws Exception {
    SecretKey badKey =
        new SecretKey() {
          @Override
          public String getAlgorithm() {
            return "HmacMD5";
          }

          @Override
          public byte @Nullable [] getEncoded() {

      new Predicate<Entry<String, Integer>>() {
        @Override
        public boolean apply(Entry<String, Integer> entry) {
          return !"badkey".equals(entry.getKey()) && 55556 != entry.getValue();
        }
      };

  public static Test suite() {
    TestSuite suite = new TestSuite();

    suite.addTest(transformSuite());

      new Predicate<Entry<String, Integer>>() {
        @Override
        public boolean apply(Entry<String, Integer> entry) {
          return !"badkey".equals(entry.getKey()) && 55556 != entry.getValue();
        }
      };

  public static Test suite() {
    TestSuite suite = new TestSuite();

    suite.addTest(transformSuite());