Re: [Pyunit-interest] testRunner argument of unittest.main()

[Jim V. <Jim...@no...>]

Hi Matthew,

Since it gives access to the command line parameters, would sys.argv meet your
needs?

"Matthew F. Barnes" wrote:

> Here's a question:
>
> I'm trying to use unittest.main in combination with a custom TestRunner
> class (which I'll call myTestRunner).  I invoke unittest.main as follows:
> if __name__ == '__main__':
>    unittest.main(testRunner=myTestRunner())
>
> I would like myTestRunner to be sensitive to command-line arguments such
> as --verbosity.  The problem is that I have to pass an *instance* of
> myTestRunner to unittest.main, and so it's too early to pass the verbosity
> value to myTestRunner's constructor since unittest.main hasn't parsed it
> out yet.
> Looking through the unittest.py source code that came with Python 2.2.2,
> I'm wondering if the following change to the unittest.TestProgram class
> would be an improvement:
> def __init__(self, module='__main__', defaultTest=None,
>              argv=None, testRunner=TextTestRunner,
>              testLoader=defaultTestLoader):
>
>     ...
>
>     def runTests(self):
>         if type(self.testRunner) is types.ClassType:
>             self.testRunner = self.testRunner(verbosity=self.verbosity)
>         result = self.testRunner.run(self.test)
>         sys.exit(not result.wasSuccessful())
>
> Two changes here:
> 1) The testRunner argument of __init__ defaults to TextTestRunner instead
> of None.2) The runTests method checks if self.testRunner is a class
> (TextTestRunner *is* a class), and if so creates an instance of that
> class, passing it self.verbosity (the part I'm after).
> Apart from modifying unittest.py itself, is there another way that I could
> get the behavior I'm after?
> Thanks,
> Matthew Barnes
> ma...@ba...
>
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