[rspec-users] Routes helpers work differently from helper examples compared to page rendering
dchelimsky at gmail.com
Wed Jul 15 19:09:36 EDT 2009
On Wed, Jul 8, 2009 at 2:03 PM, Ed Ruder<ed.ruder at gmail.com> wrote:
> I don't think that ticket applies to my problem--as I read it,
> https://rspec.lighthouseapp.com/projects/5645/tickets/843 is about
> enhancing RSpec with additional routing tests/specs.
> My issue is that in the context of a helper spec, when calling route
> helpers (_url/_path methods) from a helper, a different Rails code
> path is executed, giving different results in some cases. This means
> that sometimes your helper specs pass when the helper "in the wild"
> doesn't do what's spec'd--you cannot trust your specs!
Seems like this is an rspec bug. Please file a ticket at
> On Jul 4, 3:53 pm, David Chelimsky <dchelim... at gmail.com> wrote:
>> On Sat, Jul 4, 2009 at 4:40 PM, Ed Ruder<ed.ru... at gmail.com> wrote:
>> > I have a helper that calls a Rails route _url method. In the context
>> > of a helper spec file, the route helper method ends up calling url_for
>> > in rails/actionpack/lib/action_controller/base.rb. In the context of
>> > rendering a page, the route helper method calls url_for in rails/
>> > actionpack/lib/action_view/helpers/url_helper.rb. Though very similar,
>> > they can return different results, as I found out.
>> > Specifically, ActionController::Base#url_for doesn't do html escaping--
>> > ActionView::Helpers::UrlHelper#url_for does, and has an additional
>> > parameter, :escape => true|false, to controller whether or not the
>> > escaping is done.
>> > This took some frustrating time to track down.
>> > Since the code path executed by helper examples is not the same as
>> > production, tests can produce invalid results. Also, some behavior
>> > cannot be tested, since the code generating the results is not being
>> > executed.
>> > Is this a bug in RSpec, or is there a "correct" way to test helpers
>> > that I'm missing?
>> Not sure if this is directly related, but you may be interested in
>> this ticket:https://rspec.lighthouseapp.com/projects/5645/tickets/843
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