}

    @Test
    public void test_constructor_withComponentNameAndCause() {
        // Test constructor with component name and cause
        String componentName = "myComponent";
        Throwable cause = new RuntimeException("Connection failed");
        ContainerNotAvailableException exception = new ContainerNotAvailableException(componentName, cause);

        assertEquals(message, exception.getMessage());
        Throwable cause1 = exception.getCause();
        assertTrue(cause1 instanceof RuntimeException);

        Throwable cause2 = cause1.getCause();
        assertTrue(cause2 instanceof AssertionError);

        Throwable cause3 = cause2.getCause();
        assertTrue(cause3 instanceof IllegalStateException);
    }

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

    @Test
    public void test_serialization() {
        // Test serialVersionUID exists
        ResultOffsetExceededException exception = new ResultOffsetExceededException("Test serialization");

        assertTrue(exception.aborted());

        // Verify the cause chain
        Throwable cause1 = exception.getCause();
        assertTrue(cause1 instanceof RuntimeException);

        Throwable cause2 = cause1.getCause();
        assertTrue(cause2 instanceof AssertionError);

        Throwable cause3 = cause2.getCause();
        assertTrue(cause3 instanceof NullPointerException);
    }

    @Test

        // Create multiple threads to test synchronized method
        Thread thread1 = new Thread(() -> {
            Throwable result = exception.fillInStackTrace();
            assertNull(result);
        });

        Thread thread2 = new Thread(() -> {
            Throwable result = exception.fillInStackTrace();
            assertNull(result);
        });

        thread1.start();

                assertNotNull(result);
            } catch (Exception e) {
                // Expected behavior when components are not fully initialized
                Throwable cause = e.getCause();
                assertNotNull(cause);
            }
        } catch (Exception e) {
            // Test setup exception is acceptable
            assertNotNull(e);
        }
    }

    }

    /**
     * Builds a comprehensive error message from a throwable and its causes.
     * This method traverses the cause chain and concatenates all error messages.
     *
     * @param t the throwable to build message from
     * @return a string containing all error messages in the cause chain
     */
    protected String buildThrowableMessage(final Throwable t) {
        final StringBuilder buf = new StringBuilder(100);

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

    @Test
    public void test_throwAndCatch() {
        // Test throwing and catching the exception
        String expectedType = "OAuth";
        String expectedMessage = "OAuth token is invalid";

    }

    @Test
    public void test_constructorWithNullCause() {
        // Test constructor with null cause
        SearchQueryException exception = new SearchQueryException((Throwable) null);

        assertNull(exception.getCause());
        assertNull(exception.getMessage());
        assertTrue(exception instanceof FessSystemException);
    }

    @Test

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

    @Test
    public void test_stackTraceForMessageOnlyConstructor() {
        // Test that stack trace is not writable when using message-only constructor