SuggestWriterResult result = new SuggestWriterResult();

        result.addFailure(new Exception("Exception"));
        result.addFailure(new RuntimeException("RuntimeException"));
        result.addFailure(new IllegalStateException("IllegalStateException"));
        result.addFailure(new NullPointerException("NullPointerException"));

    void testCircuitOpensAfterThreshold() {
        // Fail 3 times to open the circuit
        for (int i = 0; i < 3; i++) {
            try {
                circuitBreaker.call(() -> {
                    throw new RuntimeException("Test failure");
                });
            } catch (Exception e) {
                // Expected
            }
        }

        assertEquals(SimpleCircuitBreaker.State.OPEN, circuitBreaker.getState());

    try {
      CountDownLatch latch = new CountDownLatch(1);
      RuntimeException expected =
          assertThrows(RuntimeException.class, () -> GcFinalization.await(latch));
      assertWrapsInterruptedException(expected);
    } finally {
      interruptenator.shutdown();
      Thread.interrupted();
    }
  }

        });

        // Test with runtime exception
        RuntimeException runtimeException = new IllegalArgumentException("Illegal arg");
        assertDoesNotThrow(() -> {
            RuntimeCIFSException exception = new RuntimeCIFSException(runtimeException);
            assertEquals(runtimeException, exception.getCause());
        });

        // Test with error

            int expectedLength = (Math.min(65536, 65536) - Smb2QueryInfoResponse.OVERHEAD) & ~0x7;
            assertEquals(expectedLength, actualOutputBufferLength);
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    @Test
    @DisplayName("Test constructor with Configuration and FileId")
    void testConstructorWithConfigAndFileId() {

    try {
      CountDownLatch latch = new CountDownLatch(1);
      RuntimeException expected =
          assertThrows(RuntimeException.class, () -> GcFinalization.await(latch));
      assertWrapsInterruptedException(expected);
    } finally {
      interruptenator.shutdown();
      Thread.interrupted();
    }
  }

        // Create a root cause exception
        RuntimeException rootCause = new RuntimeException("Root cause error");
        TransportException exception = new TransportException(rootCause);

        // Verify the exception has the correct cause
        assertNotNull(exception);
        assertEquals(rootCause, exception.getCause());
        assertEquals("java.lang.RuntimeException: Root cause error", exception.getMessage());

            byte[] actualFileId = (byte[]) fileIdField.get(request);
            assertArrayEquals(expectedFileId, actualFileId);
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    @Test
    @DisplayName("Test constructor with Configuration and FileId")
    void testConstructorWithConfigAndFileId() {
        request = new Smb2SetInfoRequest(mockConfig, testFileId);

        for (int i = 0; i < 3; i++) {
            final int index = i;
            try {
                circuitBreaker.executeWithCircuitBreaker(() -> {
                    throw new RuntimeException("Test failure " + index);
                });
                fail("Should have thrown exception");
            } catch (CIFSException e) {
                // Expected
            }
        }

        when(supplier.get()).thenThrow(new RuntimeException(new SmbUnsupportedOperationException("boom")));

        // Act & Assert: the exception is propagated and interaction recorded once
        RuntimeException thrown = assertThrows(RuntimeException.class, supplier::get);
        assertInstanceOf(SmbUnsupportedOperationException.class, thrown.getCause());
        assertEquals("boom", thrown.getCause().getMessage());