byte[] dst = new byte[100];
        int originalHexCode = 0xFF;
        mockName.hexCode = originalHexCode;

        // Create a spy to capture the state during writeQuestionSectionWireFormat
        NodeStatusRequest spyRequest = spy(nodeStatusRequest);
        doAnswer(invocation -> {
            // Verify hexCode is 0 during the call

    }

    // ===================================================================================
    //                                                                    Operation State
    //                                                                    ================

    /**
     * Attempts to acquire a distributed lock for the specified operation.
     *

        NtTransNotifyChange notify3 = new NtTransNotifyChange(mockConfig, 0x3333, FILE_NOTIFY_CHANGE_ATTRIBUTES, false);

        // Verify each instance maintains its own state
        byte[] dst1 = new byte[8];
        byte[] dst2 = new byte[8];
        byte[] dst3 = new byte[8];

        notify1.writeSetupWireFormat(dst1, 0);
        notify2.writeSetupWireFormat(dst2, 0);

   * For now, we continue using it to clean up under older JDKs.
   *
   * Our usages should at least be *relatively* safe: Typically, threads started by a test are dying
   * at the end of the test, so there is no object state put at risk by stopping the threads
   * abruptly. In other cases, a test may put a thread into an uninterruptible operation
   * intentionally, so there is no other way to clean up these threads. (The better solution,

        final Suggester suggester = Suggester.builder().build(client, "lifecycle-test");
        suggester.createIndexIfNothing();
        Thread.sleep(50);

        // Verify initial state - should have one index
        GetAliasesResponse aliasResponse = client.admin().indices().prepareGetAliases(suggester.getIndex()).execute().actionGet();

     * StackOverflowError: We can't reliably call setException(error).
     *
     * - Any kind of Error from a listener. Even if we could distinguish that case (by exposing some
     * extra state from AbstractFuture), our options are limited: A call to setException() would be
     * a no-op. We could log, but if that's what we really want, we should modify

     * tags can be skipped, or {@code true} otherwise.
     * <p>
     * The first version in a minor series will never have any preceding versions, so there's no
     * need to fetch tags and examine the repository state in the past. This applies when the
     * version is a release version, a snapshot, or the first alpha version. Subsequent alphas,
     * betas and release candidates need to check the previous prelease tags.
     *

        TransWaitNamedPipeResponse response2 = new TransWaitNamedPipeResponse(mockConfig);

        // Act & Assert
        assertNotSame(response1, response2);
        // Both instances have the same initial state, so toString() will be the same
        // This is expected behavior since they're created with the same configuration
        assertEquals(response1.toString(), response2.toString());
    }

    @Test

    Cancellation(boolean wasInterrupted, @Nullable Throwable cause) {
      this.wasInterrupted = wasInterrupted;
      this.cause = cause;
    }
  }

  /** A special value that encodes the 'setFuture' state. */
  private static final class DelegatingToFuture<V extends @Nullable Object> implements Runnable {
    final AbstractFuture<V> owner;
    final ListenableFuture<? extends V> future;

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