StatementConfig result = invokerAssistant.assistDefaultStatementConfig();
        assertNull(result);
    }

    // Test assistBehaviorExceptionThrower
    @Test
    public void test_assistBehaviorExceptionThrower() {
        BehaviorExceptionThrower result = invokerAssistant.assistBehaviorExceptionThrower();
        assertNotNull(result);
        assertTrue(result instanceof BehaviorExceptionThrower);
    }