[pypy-dev] Tests Are Good For You (was: r48350 - pypy/dist/pypy/objspace/flow)

Christian Tismer tismer at stackless.com
Thu Nov 8 17:33:01 CET 2007

Christian Tismer wrote:
>> could you please write a couple of tests for this? It's very hard to see 
>> what this code is doing and whether it is broken without tests for its 
>> functionality.
> It is just allowing for less than 4 arguments in __import__.
> Maybe there is a more elegant/bvious way?
> The existing code always uses the 4 argument version, and it
> works, no import would work if that goes wrong.
> I have one use case (not yet checked in) that works with this
> change. So I see no need to add more direct tests. Nothing
> would work if this is wrong.
> Just a corner case where the annotator is too restrictive.
> (of course I could have used 4 arguments, but it's not nice)

Who wrote that? Me? Of course there is a test now.
Especially since my use cases touches Windows only,
I would easily shoot myself in the foot.

So yes, in any case, write tests.

tests-make-your-windows-support-survive - ly y'rs -- chris

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