SettableFuture<Object> async = SettableFuture.create();
    SettableFuture<Object> inner = SettableFuture.create();
    async.setFuture(inner);
    async.cancel(true);
    assertTrue(inner.isCancelled());
    assertTrue(inner.wasInterrupted());
    assertThrows(CancellationException.class, () -> inner.get());
  }

  public void testCancel_resultCancelsInner() throws Exception {

    SettableFuture<Object> async = SettableFuture.create();
    SettableFuture<Object> inner = SettableFuture.create();
    async.setFuture(inner);
    async.cancel(true);
    assertTrue(inner.isCancelled());
    assertTrue(inner.wasInterrupted());
    assertThrows(CancellationException.class, () -> inner.get());
  }

  public void testCancel_resultCancelsInner() throws Exception {

        assertThrows(PACDecodingException.class, () -> new KerberosToken(wrongOidToken));
    }

    /**
     * Test constructor with a malformed Kerberos token (invalid inner structure).
     *
     * @throws IOException if an I/O error occurs
     */
    @Test
    void testConstructorWithMalformedKerberosToken() throws IOException {

	n, err := base64DecodeBytes(token[:i], buf)
	if err != nil {
		return nil, &jwtgo.ValidationError{Inner: err, Errors: jwtgo.ValidationErrorMalformed}
	}
	headerDec := buf[:n]
	buf = buf[n:]

	alg, _, _, err := jsonparser.Get(headerDec, "alg")
	if err != nil {
		return nil, &jwtgo.ValidationError{Inner: err, Errors: jwtgo.ValidationErrorMalformed}
	}

	n, err = base64DecodeBytes(token[i+1:j], buf)

        assertTrue(s.endsWith("]"), "expected suffix ] but got " + s);
        String inner = s.substring("SmbComLogoffAndX[".length(), s.length() - 1);
        assertFalse(inner.isEmpty(), "inner part of toString should not be empty");
    }

    @Test
    @DisplayName("constructor sets correct command value")
    void constructorSetsCorrectCommand() {

  }

  public void testConverter_nullConversions() {
    for (CaseFormat outer : CaseFormat.values()) {
      for (CaseFormat inner : CaseFormat.values()) {
        assertThat(outer.converterTo(inner).convert(null)).isNull();
        assertThat(outer.converterTo(inner).reverse().convert(null)).isNull();
      }
    }
  }

  public void testConverter_toString() {

  }

  public void testConverter_nullConversions() {
    for (CaseFormat outer : CaseFormat.values()) {
      for (CaseFormat inner : CaseFormat.values()) {
        assertThat(outer.converterTo(inner).convert(null)).isNull();
        assertThat(outer.converterTo(inner).reverse().convert(null)).isNull();
      }
    }
  }

  public void testConverter_toString() {

        CustomSmbTree inner = middle.unwrap(CustomSmbTree.class);

        assertNotNull(middle, "Middle tree should not be null");
        assertNotNull(inner, "Inner tree should not be null");
        assertSame(middleTree, middle, "Should return correct middle tree");
        assertSame(innerTree, inner, "Should return correct inner tree");
    }

    /**

    private byte[] mechanismToken;

    private byte[] mechanismListMIC;

    /**
     * Gets the inner mechanism token wrapped in this SPNEGO token
     * @return the mechanism token bytes
     */
    public byte[] getMechanismToken() {
        return this.mechanismToken;
    }

    /**
     * Sets the inner mechanism token to be wrapped in this SPNEGO token
     * @param mechanismToken the mechanism token bytes
     */

 *   <li>{@link #convert(String, String, String...)}: Converts the given text using the specified field and languages.</li>
 * </ul>
 *
 * <p>Inner Class:
 * <ul>
 *   <li>LangAnalyzerConverter: A protected inner class that implements the ReadingConverter interface.
 *       It is responsible for converting text using a specific language analyzer.
 *       <ul>