assertNull(result);
    }

    // Test assistOutsideSqlExecutorFactory
    public void test_assistOutsideSqlExecutorFactory() {
        OutsideSqlExecutorFactory result = invokerAssistant.assistOutsideSqlExecutorFactory();
        assertNull(result);
    }

    // Test assistSQLExceptionDigger
    public void test_assistSQLExceptionDigger() {