[rspec-users] Devise: session variable is empty on session_serializer.rb#store

David Chelimsky dchelimsky at gmail.com
Sat Jul 10 16:32:11 EDT 2010


On Jul 10, 2010, at 3:21 PM, Daniel Salmeron Amselem wrote:
> On Jul 10, 3:53 pm, David Chelimsky <dchelim... at gmail.com> wrote:
>> On Jul 10, 2010, at 2:45 PM, Daniel Salmeron Amselem wrote:
>>> On Jul 10, 2:31 pm, David Chelimsky <dchelim... at gmail.com> wrote:
>>>> On Jul 10, 2010, at 1:26 PM, Daniel Salmeron Amselem wrote:
>> 
>>>>> On Jul 9, 2:45 pm, Daniel Salmeron Amselem <daniel.amse... at gmail.com>
>>>>> wrote:
>>>>>> I've been trying to test a very simple action on a controller with
>>>>>> this setup:
>> 
>>>>>> rspec 1.3.0
>>>>>> ruby 1.8.7 (2009-06-12 patchlevel 174) [universal-darwin10.0]
>>>>>> Rails 2.3.8
>>>>>> devise 1.0.8
>> 
>>>>>> And this is the test:
>> 
>>>>>>     before :each do
>>>>>>       @member = Factory.create(:member)
>>>>>>       sign_in @member
>>>>>>       @person = Person.new
>>>>>>     end
>> 
>>>>>>     it "should render form for a new person on GET people#new" do
>>>>>>       current_member.should_receive(:build_person).and_return(@person)
>> 
>>>>>>       get :new
>> 
>>>>>>       assigns[:person].should == @person
>>>>>>       response.should be_success
>>>>>>       response.should render_template("new")
>>>>>>     end
>> 
>>>>>> This test creates a user, which is stored in the database with a
>>>>>> correct password. Running this test results in this error:
>> 
>>>>>> 1)
>>>>>> NoMethodError in 'PeopleController Methods should render form for a
>>>>>> new person on GET people#new'
>>>>>> You have a nil object when you didn't expect it!
>>>>>> You might have expected an instance of ActiveRecord::Base.
>>>>>> The error occurred while evaluating nil.[]=
>>>>>> /Library/Ruby/Gems/1.8/gems/warden-0.10.4/lib/warden/
>>>>>> session_serializer.rb:25:in `store'
>>>>>> /Library/Ruby/Gems/1.8/gems/devise-1.0.8/lib/devise/test_helpers.rb:
>>>>>> 73:in `sign_in'
>>>>>> /Users/damselem/Documents/project/spec/controllers/
>>>>>> people_controller_spec.rb:15:
>> 
>>>>>> Finished in 0.625754 seconds
>> 
>>>>>> 23 examples, 1 failure
>> 
>>>>>> I wen to /Library/Ruby/Gems/1.8/gems/warden-0.10.4/lib/warden/
>>>>>> session_serializer.rb and I changed the file in order to print out
>>>>>> some values:
>> 
>>>>>>    def store(user, scope)
>>>>>>       return unless user
>>>>>>       p scope
>>>>>>       p key_for(scope)
>>>>>>       p user
>>>>>>       p serialize(user)
>>>>>>       p session
>>>>>>       session[key_for(scope)] = serialize(user)
>>>>>>     end
>> 
>>>>>> When running the test again I get:
>> 
>>>>>> :member
>> 
>>>>>> "warden.user.member.key"
>> 
>>>>>> Member id: 1, email: "member2 at hv_club.com", encrypted_password:
>>>>>> "c79e5e4790643b284002bf6ad8045f53ff900afc", password_salt:
>>>>>> "Rim9LiyKARU1SHQCWIb0", confirmation_token: nil, confirmed_at: nil,
>>>>>> confirmation_sent_at: nil, reset_password_token: nil, remember_token:
>>>>>> nil, remember_created_at: nil, sign_in_count: 0, current_sign_in_at:
>>>>>> nil, last_sign_in_at: nil, current_sign_in_ip: nil, last_sign_in_ip:
>>>>>> nil, created_at: "2010-07-09 16:45:44", updated_at: "2010-07-09
>>>>>> 16:45:44"
>> 
>>>>>> [Member(id: integer, email: string, encrypted_password: string,
>>>>>> password_salt: string, confirmation_token: string, confirmed_at:
>>>>>> datetime, confirmation_sent_at: datetime, reset_password_token:
>>>>>> string, remember_token: string, remember_created_at: datetime,
>>>>>> sign_in_count: integer, current_sign_in_at: datetime, last_sign_in_at:
>>>>>> datetime, current_sign_in_ip: string, last_sign_in_ip: string,
>>>>>> created_at: datetime, updated_at: datetime), 1]
>> 
>>>>>> nil
>> 
>>>>>> So it seems session is not initialized. Any ideas on how to fix this?
>>>>>> BTW, I already contacted Jose Valim through GitHub and he recommended
>>>>>> me to post my question in this group.http://github.com/plataformatec/devise/issues/issue/374
>> 
>>>>>> Thanks.
>>>>> I've been doing some research on this problem, and I found this
>>>>> discussion on Lighthouse:https://rspec.lighthouseapp.com/projects/5645/tickets/963-request-is-nil
>> 
>>>>> As it seems, this is not a problem with Rails 3 anymore, but how can I
>>>>> make it work for rails 2.3.8?
>> 
>>>> We've got this in an app using devise with rails 2.3.5 - should work with 2.3.8.
>> 
>>>>     before do
>>>>       request.env['warden'].stub(:authenticate!) { double(User) }
>>>>     end
>> 
>>>> HTH,
>>>> David
>>> Thanks David, but could you explain me how should I use this before do
>>> block in order to sign in an user?
>> 
>> That's all that's in the before. It effectively signs in the user. If you have a specific user you want to use, you can do
>> 
>> user = Factory(:user)
>>   request.env['warden'].stub(:authenticate!) { user }

> Oh, I tried that too, but then current_member doesn't work....
> 
> 1)
> NameError in 'PeopleController Methods should render form for a new
> person on GET people#new'
> undefined local variable or method `current_member' for
> #<Spec::Rails::Example::ControllerExampleGroup::Subclass_2::Subclass_2:0x105b57ce0>

This error is on the example itself, not the application code. Is there a reference to current_member in the spec itself?

> /Library/Ruby/Gems/1.8/gems/actionpack-2.3.8/lib/action_controller/
> test_process.rb:511:in `method_missing'
> /Users/damselem/Documents/Harvard/WebDev/hv_club/spec/controllers/
> people_controller_spec.rb:21:
> 
> Finished in 0.543299 seconds
> 
> 23 examples, 1 failure
> 
> which it seems to be available when using devise:
> http://github.com/plataformatec/devise/tree/v1.0.8 . Any idea?

>>> I am not a very experienced Rails
>>> developer and I tried different things like:
>> 
>>> 13    before :each do
>>> 14      # @member = Factory.create(:member)
>>> 15      request.env['warden'].stub(:authenticate!) { double(Member) }
>>> 16      sign_in @member
>>> 17      @person = Person.new
>>> 18    end
>> 
>>> which throws this error:
>> 
>>> RuntimeError in 'PeopleController Methods should render form for a new
>>> person on GET people#new'
>>> Could not find a valid mapping for
>>> /Library/Ruby/Gems/1.8/gems/devise-1.0.8/lib/devise/mapping.rb:49:in
>>> `find_scope!'
>>> /Library/Ruby/Gems/1.8/gems/devise-1.0.8/lib/devise/test_helpers.rb:
>>> 71:in `sign_in'
>>> /Users/damselem/Documents/Harvard/WebDev/hv_club/spec/controllers/
>>> people_controller_spec.rb:16:
>> 
>>> Finished in 0.437813 seconds
>> 
>>> 23 examples, 1 failure
>> 
>>> Thanks David, and sorry for asking too much about this issue.
>> 
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