*/
    @Test
    public void testIsAncestor() throws Exception {
        final ClassLoader cl1 = new URLClassLoader(new URL[] { new URL("file:/foo") }, null);
        final ClassLoader cl2 = new URLClassLoader(new URL[] { new URL("file:/bar") }, cl1);
        final ClassLoader cl3 = new URLClassLoader(new URL[] { new URL("file:/baz") }, cl2);

        assertThat(ClassLoaderUtil.isAncestor(cl3, cl2), is(true));

    assertEquals(6, (int) future.get());
  }

  public void testSameThreadScheduledExecutorWithException() throws InterruptedException {
    Runnable runnable =
        new Runnable() {
          @Override
          public void run() {
            throw new RuntimeException("Oh no!");
          }
        };

    Future<?> future = TestingExecutors.sameThreadScheduledExecutor().submit(runnable);

    assertEquals(6, (int) future.get());
  }

  public void testSameThreadScheduledExecutorWithException() throws InterruptedException {
    Runnable runnable =
        new Runnable() {
          @Override
          public void run() {
            throw new RuntimeException("Oh no!");
          }
        };

    Future<?> future = TestingExecutors.sameThreadScheduledExecutor().submit(runnable);

        SmbComCreateDirectory smbCom = new SmbComCreateDirectory(mockConfig, "testDir");
        byte[] buffer = new byte[10];
        int result = smbCom.readParameterWordsWireFormat(buffer, 0);
        assertEquals(0, result);
    }

    @Test
    void testReadBytesWireFormat() {
        // This method is empty, so it should return 0
        SmbComCreateDirectory smbCom = new SmbComCreateDirectory(mockConfig, "testDir");

  private static final MediaType MEDIA_TYPE_PNG = MediaType.get("image/png");

  private final OkHttpClient client = new OkHttpClient();

  public void run() throws Exception {
    // Use the imgur image upload API as documented at https://api.imgur.com/endpoints/image
    RequestBody requestBody = new MultipartBody.Builder()
        .setType(MultipartBody.FORM)
        .addFormDataPart("title", "Square Logo")

  @SuppressWarnings("IdentityHashMapBoxing") // explicitly testing IdentityHashMap
  public void testIdentityKeySetIteratorRemove() {
    BiMap<Integer, String> bimap =
        new AbstractBiMap<Integer, String>(
            new IdentityHashMap<Integer, String>(), new IdentityHashMap<String, Integer>()) {};
    bimap.put(1, "one");
    bimap.put(2, "two");
    bimap.put(3, "three");
    Iterator<Integer> iterator = bimap.keySet().iterator();

        assertArgumentNotNull("statement", statement);
        assertArgumentNotEmpty("sql", sql);

        try {
            return statement.execute(sql);
        } catch (final SQLException ex) {
            throw new SQLRuntimeException(ex);
        }
    }

    /**
     * Sets the fetch size.
     *
     * @param statement
     *            {@link Statement}. Must not be {@literal null}.
     * @param fetchSize

                    propField.setAccessible(true);
                    propField.set(this, new org.dbflute.helper.jprop.ObjectiveProperties("test"));
                } catch (Exception e) {
                    throw new RuntimeException("Failed to initialize prop field", e);
                }
            }

            @Override
            public String getIndexFieldTitle() {

        int result = smbRandomAccessFile.read();
        assertEquals(-1, result);
    }

    @Test
    void testReadByteArray() throws SmbException {
        byte[] buffer = new byte[10];

        // Mock the read operation
        doAnswer(new Answer<Void>() {
            @Override
            public Void answer(InvocationOnMock invocation) throws Throwable {

        int threadCount = 10;
        CountDownLatch startLatch = new CountDownLatch(1);
        CountDownLatch doneLatch = new CountDownLatch(threadCount);
        ExecutorService executor = Executors.newFixedThreadPool(threadCount);

        // Create test data
        byte[] testData = new byte[64];
        for (int i = 0; i < testData.length; i++) {
            testData[i] = (byte) i;
        }