Por nada!
ps - em inglês, a frase é "heads up" :)
On Jun 15, 2010, at 5:27 PM, Marcelo de Moraes Serpa wrote:
> Thanks for the heads out, David :)
>
> On Mon, Jun 14, 2010 at 9:35 PM, David Chelimsky <dchelim...@gmail.com> wrote:
>
> On Jun 14, 2010, at 7:05 PM, David Chelimsky wrote:
>
> > On Jun 14, 2010, at 6:40 PM, Marcelo de Moraes Serpa wrote:
> >
> >> Hey guys.
> >>
> >> I would like to test the following behavior:
> >>
> >> render :update do |page|
> >> page.replace_html 'errors', :partial => 'signup_errors',
> >> :locals => { :errors => 'errors'}
> >> end
> >> }
> >>
> >> I'm doing:
> >>
> >> controller.should_receive(:render).with(:update)
> >>
> >> But I am not sure on how to test the block. Maybe checking out what is the
> >> class of the page var and setting up an expection on it?
> >
> > Hmmm. The common idiom for this is:
> >
> > page = double('page')
> > controller.stub(:render).with(:update).and_yield(page)
> > page.should_receive(:replace_html).with(...)
> >
> > This does not seem to work with rspec-2/rails-3. Don't know why yet (won't
> > be able to look for a bit), but my guess is that something (like rspec :) )
> > is adding render() to the controller even later than this stub does. I'll
> > follow up if I learn something.
>
> Looks like action_pack calls render twice (the 2nd time in
> action_controller/metal/implicit_render.rb:10:in `default_render'), so we've
> got to stub the :render call twice:
>
> page = double('page')
> controller.stub(:render)
> controller.stub(:render).with(:update).and_yield(page)
> page.should_receive(:replace_html).with(...)
>
> Bummer. It seems like this is a rails bug (render should only get called
> once, and there is code that prevents it from being called twice, but not
> _all_ of the time), but I'm not sure if I can make that case or not. I'll try
> :)
>
> Cheers,
> David
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