[qmtest] Problem loading expectation

[Vladimir Prus]

Hi Nathaniel,

> > Debugging further, I see that PickleResultStream.GetResult catches
> > cPickle.UnpicklingError exception, which, when printed, reads:
> >
> >     unpickling stack underflow
> >
> > I don't really know what this means, and don't know what to do about it.
> > Anyway, is this a known issue? I see some code for handling different
> > versions of pickled result stream, so maybe it's just a bug?
>
> I have no idea what caused that error, but I did find a stupid bug
> that prevented old-style file loading from working right.  Attached is
> the patch I've just committed to CVS, and you can see if it fixes your
> problem...

No luck. I get the following:

Traceback (most recent call last):
  File "/home/ghost/build/Tools/qm-up-to-date/qm/test/qmtest.py", line 110, in 
?
    exit_code = main()
  File "/home/ghost/build/Tools/qm-up-to-date/qm/test/qmtest.py", line 91, in 
main
    exit_code = command.Execute()
  File "/home/ghost/build/Tools/qm-up-to-date/qm/test/cmdline.py", line 674, 
in Execute
    return method()
  File "/home/ghost/build/Tools/qm-up-to-date/qm/test/cmdline.py", line 1445, 
in __ExecuteServer
    self.__GetExpectedOutcomes())
  File "/home/ghost/build/Tools/qm-up-to-date/qm/test/cmdline.py", line 1522, 
in __GetExpectedOutcomes
    self.GetDatabase())
  File "/home/ghost/build/Tools/qm-up-to-date/qm/test/base.py", line 351, in 
load_outcomes
    results = load_results(file, database)
  File "/home/ghost/build/Tools/qm-up-to-date/qm/test/base.py", line 384, in 
load_results
    return reader_cls({"file": file})
  File 
"/home/ghost/build/Tools/qm-up-to-date/qm/test/classes/pickle_result_stream.py", 
line 183, in __init__
    version = self.__unpickler.load()
cPickle.UnpicklingError: <class 'qm.test.context.Context'> is not safe for 
unpickling


- Volodya