To add further tests, simply create new test methods in class method USES RTTI (RunTime Type Information) to find them and call them automatically, provided the methods meet these two conditions.

若要加入更多的测试，只需简单地在ttestcasefirst里加入新的测试方法，TTestCase . Suite类别方法会透过RTTI (RunTime Type Information，执行时期型态信息)自动地寻找并且呼叫它们，这些测试方法必须符合两个条件。

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The library contains all information needed to create a type at runtime.

这个库包含在运行时创建类型所需的所有信息。

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Starting with AS3, we can get the type information all the way down to the runtime.

从as3起，类型信息会一直保留到运行时。

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