public void TestCapacity()
{
PoolListener <AdvancedCalculator> listener = new PoolListener <AdvancedCalculator>();
AdvancedCalculator obj1 = listener.Acquire();
obj1.Activate();
Assert.IsNotNull(obj1);
AdvancedCalculator obj2 = listener.Acquire();
obj2.Activate();
Assert.IsNotNull(obj2);
AdvancedCalculator obj3 = listener.Acquire(); // 满了，无法继续申请
Assert.IsNull(obj3);
}
public void TestResue()
{
PoolListener <AdvancedCalculator> listener = new PoolListener <AdvancedCalculator>();
AdvancedCalculator obj1 = listener.Acquire();
obj1.Activate();
AdvancedCalculator obj2 = listener.Acquire();
obj2.Activate();
obj1.Deactivate();
AdvancedCalculator obj3 = listener.Acquire();
obj3.Activate();
Assert.IsNotNull(obj3);
Assert.AreEqual <string>(obj1.Guid, obj3.Guid);
Assert.AreEqual <int>(obj3.Multiple(2, 2), 2 * 2);
}