}

    // Test appendException method with simple exception
    @Test
    public void test_appendException_simpleException() {
        StringBuilder buf = new StringBuilder();
        Exception exception = new RuntimeException("Test error message");

        monitorTarget.appendException(buf, exception);
        assertTrue(buf.toString().startsWith("\"exception\":\""));

                break;
            case "appendException":
                appendExceptionMethod = method;
                break;
            }
        }

        assertNotNull(appendMethod, "Should inherit append method");
        assertNotNull(appendTimestampMethod, "Should inherit appendTimestamp method");
        assertNotNull(appendExceptionMethod, "Should inherit appendException method");
    }