ResultOffsetExceededException exception3 = new ResultOffsetExceededException("Third instance");

        assertNotSame(exception1, exception2);
        assertNotSame(exception2, exception3);
        assertNotSame(exception1, exception3);

        assertEquals("First instance", exception1.getMessage());
        assertEquals("Second instance", exception2.getMessage());

        FwAssistantDirector assistantDirector = createMockAssistantDirector();

        // First invocation
        curtainFinallyHook.hook(assistantDirector);

        // Second invocation - should also work without issues
        curtainFinallyHook.hook(assistantDirector);

        // Third invocation
        curtainFinallyHook.hook(assistantDirector);

        jobExecutor.addShutdownListener(listener1);
        assertEquals(listener1, jobExecutor.shutdownListener);

        // Replace with second listener
        jobExecutor.addShutdownListener(listener2);
        assertEquals(listener2, jobExecutor.shutdownListener);

        // Verify only second listener is called
        jobExecutor.shutdown();
        assertEquals(10, callCount.get());
    }

    public void test_shutdown() {

       * columns in the first row, the columns in the second row, etc. If a column Comparator is
       * provided but a row Comparator isn't, cellSet() iterates across the rows in the first
       * column, the rows in the second column, etc.
       */
      Comparator<Cell<R, C, V>> comparator =
          (Cell<R, C, V> cell1, Cell<R, C, V> cell2) -> {

  }

  @Override
  V checkValue(V value) {
    return checkNotNull(value);
  }

  /**
   * @serialData the key class, value class, number of entries, first key, first value, second key,
   *     second value, and so on.
   */
  @GwtIncompatible // java.io.ObjectOutputStream
  private void writeObject(ObjectOutputStream stream) throws IOException {
    stream.defaultWriteObject();

        assertEquals(16L, response.getOffset(), "First read should set offset to 16");

        response.readParameterWordsWireFormat(buffer2, 0);
        assertEquals(32L, response.getOffset(), "Second read should update offset to 32");
    }

    @Test
    @DisplayName("getOffset returns same value on multiple calls")
    void testGetOffsetConsistency() {

import static com.google.common.truth.Truth.assertThat;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
import static java.util.concurrent.TimeUnit.NANOSECONDS;
import static java.util.concurrent.TimeUnit.SECONDS;

import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import com.google.common.collect.Lists;

        c.acquire();
        verify(tree, times(1)).acquire();

        // Act: second acquire does not call tree.acquire again
        c.acquire();
        verify(tree, times(1)).acquire();

        // Act: first release does not release yet (usage -> 1)
        c.release();
        verify(tree, never()).release();

        // Act: second release (usage -> 0) releases the tree
        c.release();

        // Then
        assertNotNull(resource1, "First resource should be created");
        assertNotNull(resource2, "Second resource should be created");
        assertNotNull(pipe1, "First pipe should be created");
        assertNotNull(pipe2, "Second pipe should be created");

        assertNotSame(resource1, resource2, "Different resources should be different instances");

        System.arraycopy(file1, 0, buffer, 102, file1.length);

        // Write second FileBothDirectoryInfo at 8 + 104 = 112
        int secondOffset = 112;
        SMBUtil.writeInt4(0, buffer, secondOffset); // NextEntryOffset (0 = last)
        SMBUtil.writeInt4(1, buffer, secondOffset + 4); // FileIndex
        // ... rest of second entry fields (zeros for simplicity)
        for (int i = 8; i < 94; i++) {