[mocha-developer] how to ensure signature compliance while mocking in ruby
jamesmead44 at gmail.com
Tue Nov 13 10:54:46 EST 2007
> On Nov 13, 2007, at 9:44 AM, David Chelimsky wrote:
> > I beg of you, please don't. At least not as a default behaviour.
> > Mocks are very powerful tools for interface discovery
> > (http://www.jmock.org/oopsla2004.pdf). With an enforcement rule like
> > the one you propose reinstating, we'd have to stop working on the
> > object at hand to go write a class and/or method. This would break the
> > flow of the current task, force us to shift focus.
> > Not only do we break the current flow, but by going over to the other
> > object and sticking in a stub to get the mock to shut up, we run a far
> > greater risk of leaving things 1/2 done than we do by sending
> > unsupported messages and have our integration tests expose those
> > holes.
> > For anybody who is serious about doing TDD, this would be a major step
> > backwards.
> > What we've talked about adding to ... ahem ... another mocking
> > library, is the ability engage this behaviour explicitly with an
> > environment variable or a command line switch. That would provide the
> > best of both worlds because you could stay focused on the task at hand
> > AND you could get a report of the methods you don't have on
> > collaborating classes so you know where to go next.
> > I'd strongly recommend that you consider a similar path before simply
> > forcing this rule on mocha users.
> > Cheers,
> > David
Don't panic! I wouldn't dream of forcing it on anybody - I was envisaging
something similar to what you suggest.--
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