[Zope-CMF] Function Removal if Item is locked.

[Chris Withers]

Dieter Maurer wrote:
> 
> I can not understand why writing a test should be easier or more
> effective before the implementation than after it.
> 
>    When I know the implementation, I know the boundary cases that
>    need special tests (to ensure they are right).

Yes, but this will often lead you to test your code and no test the requirements 
you should be writing your code to meet. This often ends up making tests largely 
worthless...

cheers,

Chris