[Twisted-Python] Re: Hanging test cases (Was: Evangelism notes...)

[Christopher Armstrong]

On 06 May 2005 20:19:45 -0400, David Bolen <db3l at fitlinxx.com> wrote:
> Bob Ippolito <bob at redivi.com> writes:
> > >     self.user = deferredResult(self.umgr.user())
> > >     self.user.email = 'test at dom.ain'
> > >     deferredResult(self.umgr.saveUser(self.user))
> >
> > # let's assume I've aliased waitForDeferred to "wait"
> >
> > d = waitForDeferred(self.umgr.user())
> > yield d
> > self.user = d.getResult()
> > self.user.email = 'test at dom.ain'
> > d = waitForDeferred(self.umgr.saveUser(self.user))
> > yield d
> > d.getResult()
> >
> > So, the test is 6 lines instead of 3.  Which sucks, but it's  correct.
> > For tests that do more stuff, it probably should be even  less of a
> > problem.
> 
> Except that you didn't include the additional code I'd now have to
> write to actually turn that into a generator which is iterated over by
> the test in order to actually process the deferrable yields.  (Unless
> this is something trial does automatically somehow).

Uhhh, maybe I'm missing something here, but as I understand it (I
probably should, being the guy who wrote deferredgenerators), that
code is:

    testCase = deferredGenerator(testCase)

after the definition of the method, or even:

    @deferredGenerator

before the definition of the method.

HTH

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