public void ClassWithCounter_IncrementSecondCounter_CounterIsIncremented()
        {
            // Arrange
            var classWithCounter = new ClassWithCounter();

            // Act
            classWithCounter.IncrementSecondCounter();

            // Assert
            Assert.Equal(1, classWithCounter.SecondCounter.Value);
        }
	// 有計數功能類別的測試方法
	void UnitTest_ClassWithCounter ()
	{
		// 有計數功能的類別
		ClassWithCounter pObj1 = new ClassWithCounter();
		pObj1.Operator();

		ClassWithCounter pObj2 = new ClassWithCounter();
		pObj2.Operator();

		pObj1.Operator();
	}
    // 有计数功能类别的测试方法
    void UnitTest_ClassWithCounter()
    {
        // 有计数功能的类别
        ClassWithCounter pObj1 = new ClassWithCounter();

        pObj1.Operator();

        ClassWithCounter pObj2 = new ClassWithCounter();

        pObj2.Operator();

        pObj1.Operator();
    }