[rspec-users] Routes helpers work differently from helper examples compared to page rendering
dchelimsky at gmail.com
Sat Jul 4 18:53:58 EDT 2009
On Sat, Jul 4, 2009 at 4:40 PM, Ed Ruder<ed.ruder 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
> 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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