On Mar 19, 2009, at 10:30 AM, David Chelimsky wrote:

On Mar 19, 2009, at 7:59 AM, Evgeny Bogdanov <evgeny.bogda...@gmail.com > wrote:

just upgraded to 1.2.0
the following code works now:

  template.stub!(:render).with(hash_including(:partial => "children/
child"))
  template.should_receive(:render).with(hash_including(:partial =>
"children/child"))

The only question that is left for me is about Nick's words:
"If you set a method expectation on an object (IE:
template.should_receive(:render) ), you don't need to stub the method
(IE: template.stub!(:render) isn't needed)."

Basically, there are two situation.
1) I want to check if a function was called and I want to execute the
function code
2) I want to check if a function was called and I don't want to
execute the function code so I used stubbing.

I thought that for the first scenario the solution would be:
template.should_receive(:render) #only checks if render function was
called

and for the second scenario
template.stub!(:render) #stub render function
template.should_receive(:render) #check if render function was called

Am I right?

No. What I think you're describing is called a test spy: a means of monitoring interactions without changing the behavior. RSpec's mocks don't provide this. The only ruby framework I'm aware of that does is RR. There may be others.


"Before we exercise the SUT, we install a Test Spy as a stand-in for depended-on component (DOC) used by the SUT. The Test Spy is designed to act as an observation point by recording the method calls made to it by the SUT as it is exercised. During the result verification phase, the test compares the actual values passed to the Test Spy by the SUT with the values expected by the test. "

http://xunitpatterns.com/Test%20Spy.html

Actually, the "Not A Mock" framework also supports the test spy pattern:

http://github.com/notahat/not_a_mock/tree/master

Scott


A stub (stubs!) overrides an existing method (if one exists) and returns either self or any value you define with and_returns.

A message expectation, or mocked method (should_receive) does the same thing *plus* it verifies that the message was called.


HTH,
David



Thanks,
Evgeny

On Mar 18, 11:23 pm, Zach Dennis <zach.den...@gmail.com> wrote:
On Wed, Mar 18, 2009 at 6:18 AM, Evgeny Bogdanov



<evgeny.bogda...@gmail.com> wrote:
Hello,
I have a problem similar to one mentioned in this post.
I call a partial inside another partial.
_mother.haml contains:
render :partial => "children/child"

In mother_spec.rb file I am trying to stub the render call.
Here is a working version:
=============
  template.should_receive(:render)
  template.stub!(:render)

  render :partial => 'mother'
============
I would prefer to specify that the partial I am stubbing is "children/
child",
however the following code doesn't work for me:
===========
template.stub!(:render).with(hash_including(:partial => 'children/
child'))
  template.expect_render(:partial => 'children/child')

What version of rspec are you using? #expect_render has been removed
in rspec 1.2 and has been deprecated for a while before that so you
won't want to rely on that unless you're using an old version of
rspec.



  render :partial => 'mother'

: Mock 'render_proxy' expected :render with ({:partial=>"children/
child"}) once, but received it 0 times
===========
Is it possible to stub the render call with specific partial name?

You had it right, hash including should work:
template.stub!(:render).with(hash_including(:partial => "children/child"))

To stub all partials being rendered:
  template.stub!(:render).with(hash_including(:partial => anything))

HTH,





Thank you in advance,
Evgeny

On Jan 20, 5:35 pm, Bart Zonneveld <zuperinfin...@gmail.com> wrote:
On 20-jan-2009, at 15:29, David Chelimsky wrote:

On Tue, Jan 20, 2009 at 7:44 AM, Bart Zonneveld
<zuperinfin...@gmail.com> wrote:
Hey list,

As a good BDDer I want to test my views in isolation.

Sort of. A *good* BDDer wants to *specify* views in isolation. Testing
is for testers :)

You're right! I tend to talk a lot to non-programmers, and they get
that glaze-in-the-distance look in their eyes, whenever I mention
specifiy, spec'ing, or what have you :).

And as a good rails
programmer, I separate views into partials when needed. So, when
testing my
views, I want tostubout rendering of partials in my views. I'm
working on
upgrading an app from rails 2.1.2 to 2.2.2, using the latest rspec
and
rspec-rails.

I used to throw template.stub!(:render) in a before(:each) block
and be done
with it

That sounds kinda risky because you could be ignoring partials that
get rendered that you don't want to be rendered.

It is, most definately.

, but that doesn't work anymore. I can understand why, but now I have
to do something like template.stub!(:render).with(hash_including
(:partial =>
anything)). Except for when I'm testing a partial, then I need to
replace
the anything with every partial I'm rendering in my partial.

Is this the correct way,

Seems like the only way at the moment. Wouldn't call it correct or
incorrect.

I would call it ugly :). Not only do I have to remember the
hash_including part, but also the anything (and not :anything).
Conceptually, I like the template.stub!(:render). Irendera
template, on which Istuball the renders. Whether that's risky or
not is a different discussion.

or is there perhaps something like
template.stub_partials :only => [], :except => [] ?

Nothing like this exists. Seems like a reasonable idea. Feel free to
submit a feature request, or better yet, a patch to
http://rspec.lighthouseapp.com

Will do!

cheers,
bartz

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Zach Dennishttp://www.continuousthinking.comhttp://www.mutuallyhuman.com
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