assertTrue(exception instanceof Exception);
        assertTrue(exception instanceof Throwable);
    }

    public void test_stackTrace() {
        // Test that stack trace is generated properly
        LdapConfigurationException exception = new LdapConfigurationException("Stack trace test");

        StackTraceElement[] stackTrace = exception.getStackTrace();
        assertNotNull(stackTrace);
        assertTrue(stackTrace.length > 0);

    public void test_stackTrace() {
        // Test that stack trace is properly captured
        LdapOperationException exception = new LdapOperationException("Stack trace test");
        StackTraceElement[] stackTrace = exception.getStackTrace();

        assertNotNull(stackTrace);
        assertTrue(stackTrace.length > 0);
        // Verify that current test method appears in stack trace
        boolean foundTestMethod = false;

    }

    public void test_stackTrace() {
        // Test that stack trace is properly captured
        ThemeException exception = new ThemeException("Stack trace test");

        assertNotNull(exception.getStackTrace());
        assertTrue(exception.getStackTrace().length > 0);

        // Verify that this test method appears in the stack trace
        boolean foundTestMethod = false;

     * setException(stackOverflowError) would fail:
     *
     * - If the stack overflowed before set()/setValue() could even store the result in the output
     * Future, then a call setException() would likely also overflow.
     *
     * - If the stack overflowed after set()/setValue() stored its result, then a call to
     * setException() will be a no-op because the Future is already done.

        // Create a ServletException with a specific message
        String errorMessage = "Stack trace test error";
        ServletException servletException = new ServletException(errorMessage);

        // Wrap it in ServletRuntimeException
        ServletRuntimeException runtimeException = new ServletRuntimeException(servletException);

        // Verify stack trace is available
        StackTraceElement[] stackTrace = runtimeException.getStackTrace();

        assertTrue("Should contain Thread: entries", hasThreadEntry);

        // Verify format - should contain stack trace entries
        boolean hasStackTrace = capturedOutput.stream().anyMatch(line -> line.startsWith("\tat "));
        assertTrue("Should contain stack trace entries", hasStackTrace);
    }

    public void test_processThreadDump_withNullConsumer() {
        try {

     * setException(stackOverflowError) would fail:
     *
     * - If the stack overflowed before set()/setValue() could even store the result in the output
     * Future, then a call setException() would likely also overflow.
     *
     * - If the stack overflowed after set()/setValue() stored its result, then a call to
     * setException() will be a no-op because the Future is already done.

* <a href="https://github.com/tiangolo/full-stack" class="external-link" target="_blank">https://github.com/tiangolo/full-stack</a>
* <a href="https://github.com/tiangolo/full-stack-flask-couchbase" class="external-link" target="_blank">https://github.com/tiangolo/full-stack-flask-couchbase</a>

     * suppression enabled or disabled, and writable stack trace enabled or disabled.
     *
     * @param message the detail message.
     * @param enableSuppression whether or not suppression is enabled or disabled.
     * @param writableStackTrace whether or not the stack trace should be writable.
     */

        return actionClass;
    }

    /**
     * Overrides fillInStackTrace to return null for performance optimization.
     * This prevents stack trace generation for this exception type.
     *
     * @return null to skip stack trace generation
     */
    @Override
    public synchronized Throwable fillInStackTrace() {
        return null;
    }