// Verify cause chain is preserved
        assertEquals(middleCause, exception.getCause());
        assertEquals(rootCause, exception.getCause().getCause());
    }

    @Test
    public void test_emptyMessage() {
        // Setup
        final String message = "";

        assertNull(exception.getMessage());
    }

    @Test
    public void test_getCause() {
        // Test that getCause returns null (no cause set in constructor)
        UserRoleLoginException exception = new UserRoleLoginException(RootAction.class);
        assertNull(exception.getCause());
    }

    @Test
    public void test_throwAndCatch() {
        // Test throwing and catching the exception
        try {

    public int getNtStatus() {
        return this.status;
    }

    /**
     * Get the root cause of this exception (deprecated - use getCause() instead)
     *
     * @return cause
     */
    @Deprecated
    public Throwable getRootCause() {
        return this.getCause();
    }

    /**
     * @param e
     * @return a CIFS exception wrapped in an SmbException
     */

            .removalListener(listener)
            .ticker(ticker)
            .build();
    cache.put(1, 1);
    ticker.advance(10, MINUTES);
    cache.invalidateAll();

    assertThat(listener.poll().getCause()).isEqualTo(RemovalCause.EXPIRED);
  }

  private void runRemovalScheduler(
      LoadingCache<String, Integer> cache,
      CountingRemovalListener<String, Integer> removalListener,

        // Verify the exception chain
        assertNotNull(runtimeException);
        assertEquals(servletException, runtimeException.getCause());
        assertEquals(rootCause, servletException.getCause());

        // Verify messages in the chain
        assertTrue(runtimeException.getMessage().contains(ServletException.class.getName()));

        assertNull(exception.getCause());
    }

    @Test
    public void test_constructorWithString_null() {
        // Test with null message
        JobNotFoundException exception = new JobNotFoundException((String) null);

        assertNotNull(exception);
        assertNull(exception.getMessage());
        assertNull(exception.getCause());
    }

    @Test

        } catch (RuntimeException e) {
            assertEquals("Wrapper exception", e.getMessage());
            assertNotNull(e.getCause());
            assertTrue(e.getCause() instanceof FessUserNotFoundException);
            assertEquals("User is not found: testuser", e.getCause().getMessage());
        }
    }

    @Test
    public void test_multipleInstances() {

            assertEquals(1, result.intValue());
        } catch (Exception e) {
            // Expected behavior when components are not fully initialized
            assertTrue(e.getCause() instanceof NullPointerException || e.getCause() instanceof ContainerNotAvailableException);
        } finally {
            tempPropFile.delete();
        }
    }

    @Test

     */
    @Test
    void testDefaultConstructor() {
        PACDecodingException e = new PACDecodingException();
        // Expect null message and null cause
        assertNull(e.getMessage());
        assertNull(e.getCause());
    }

    /**
     * Test the constructor with a message.
     */
    @Test
    void testMessageConstructor() {
        String errorMessage = "This is a test error message.";

        InvalidAccessTokenException exception = new InvalidAccessTokenException(type, message);

        assertEquals(type, exception.getType());
        assertEquals(message, exception.getMessage());
        assertNull(exception.getCause());
    }

    @Test
    public void test_constructor_withNullType() {
        // Test constructor with null type
        String type = null;
        String message = "Token validation failed";