Ashley Moran gave me help in another post that I open by accident when entries in the group, and now spec passed... But I still would like to understand more about mocks and stubs that I asked in previous email.
Thanks again and sorry many emails. Atenciosamente, Daniel Lopes Area Criações Design, Websites e Sistemas Web Visite: http://www.areacriacoes.com.br/projects http://blog.areacriacoes.com.br/ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * 55 (31) 3077-4560 / 55 (31) 8808-8748 / 55 (31) 8737-7501 On Fri, Dec 5, 2008 at 6:19 PM, Daniel Lopes <[EMAIL PROTECTED]> wrote: > Thanks a lot Nick... > No, i'm not using Authlogic because already have base project with > restful_authentication implemented with activation, roles and etc... and > when I look authlogic the project was young, I don't know now. > > About Martin Fowler post, I already readed... but the problem is because I > know the diference between mocks and stubs ( mocks really call the method > and it fail return a error, and stubs only return the result without check > real method, right? ) but I don't know how use it in RSpec... > > I'm starting understand now in this post ( my idea is copy this thread and > translate to portuguese to help more people)... My doubt about mock and > stubs is when I write this: > > @user = mock_model User => create mock object based on User and put in > @user. > > but when I write the code below, the method User.name will not be called in > this moment, but will be called when User class try to call name and will > return 'Bob' no matter what the real name method does... is this? > @user.stub!(:name).and_return('Bob') > > > About my previous code... I mocked User in instance variable @user but I > have will_paginate installed and this bring a strange error when I try: > @user.sohuld_receive(:properties).and_return([mock_property]) > > The error is: > > 1) > NoMethodError in 'PropertiesController responding to GET index should > expose all properties of given user as @properties' > undefined method `find' for #<Class:0x23a0f64> > /Users/daniellopes/Trabalhos/luvima/luvima/vendor/gems/mislav-will_paginate-2.3.6/lib/will_paginate/finder.rb:167:in > `method_missing' > /Users/daniellopes/Trabalhos/luvima/luvima/app/controllers/properties_controller.rb:61:in > `load_user' > ./spec/controllers/properties_controller_spec.rb:20: > spec/controllers/sessions_controller_spec.rb:102: > > My spec code is: > > describe PropertiesController do > > def mock_property(stubs={}) > @mock_property ||= mock_model(Property, stubs) > end > > before :each do > @current_user = mock_model(User, :id => 1) > controller.stub!(:check_administrator_role).and_return(true) > User.stub!(:find).and_return(@user) > end > > describe "responding to GET index" do > > it "should expose all properties of given user as @properties" do > @user.should_receive(:properties).and_return([mock_property]) > get :index > assigns[:properties].should == [mock_property] > end > > end > > > And my controller code where error refer is: > > private > def load_user > @user = User.find(params[:user_id]) > if @user.nil? > flash[:notice] = "Registro não encontrado" > redirect_to root_path > end > end > > Atenciosamente, > > Daniel Lopes Area Criações > Design, Websites e Sistemas Web > > Visite: http://www.areacriacoes.com.br/projects > http://blog.areacriacoes.com.br/ > > * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * > * > 55 (31) 3077-4560 / 55 (31) 8808-8748 / 55 (31) 8737-7501 > > > On Fri, Dec 5, 2008 at 3:55 PM, Nick Hoffman <[EMAIL PROTECTED]> wrote: > >> On 2008-12-05, at 10:06, Daniel Lopes wrote: >> >>> Thanks for help and sorry for insistance but I don't understand aspects >>> on rspec ( I think not understand how we use mocks and stubs): >>> >> >> Hi Daniel. If you're a bit unsure about when to use mocks vs stubs, have a >> read of this article by Martin Fowler: >> http://martinfowler.com/articles/mocksArentStubs.html >> >> The short version of that article is: >> -You mock objects: @photo = mock_model Photo >> -You stub methods: @photo.stub!(:height).and_return(123) >> >> The behavior of my controller is... >>> Before Filter: >>> check_administrator_role >>> load_user >>> >> >> Are you using Authlogic? >> >> So, in this case I want run my before filter methods in before block on >>> rspec, like below: >>> >> >> Nope! =) before-filters are called when a controller action is called; >> they aren't called in your specs' "before" blocks. >> >> describe PropertiesController do >>> def mock_property(stubs={}) >>> @mock_property ||= mock_model(Property, stubs) >>> end >>> >>> before do >>> @current_user = mock_model(User, :id => 1) <== define a current_user >>> with id 1 >>> controller.stub!(:check_administrator_role).and_return(true) <== and >>> current_user is administrator >>> @params = {:user_id=>1} <== define params >>> User.stub!(:find).with(@params[:user_id]).and_return(@user) <== and >>> now try fetch the user with id 1 >>> end >>> >> >> Keep in mind that it's >> before :each do >> or >> before :all do >> >> This line will define @user variable, right? >>> User.stub!(:find).with(@params[:user_id]).and_return(@user) >>> >> >> That line above tells the User class to return @user when #find is called >> on it with the argument @params[:user_id] . >> >> You don't need to create a "params" variable. Eg: >> >> before :each do >> @user = mock_model User >> controller.stub!(:check_administrator_role).and_return(true) >> User.stub!(:find).and_return @user >> end >> >> But I don't need mock the @user variable to fill it with valid values ( >>> like user_id, name, email and etc ) ? >>> >> >> If you want those methods, you'd stub them on @user, like this: >> @user = mock_model User, :name => 'Bob' >> or like this: >> @user = mock_model User >> # ..some other code here.. >> @user.stub!(:name).with(no_args).and_return('Bob') >> >> describe "responding to GET index" do >>> it "should expose all properties of given user as @properties" do >>> @user.should_receive(:properties).and_return([mock_property]) >>> get :index >>> assigns[:properties].should == [mock_property] >>> end >>> end >>> >> >> That looks about right. >> -Nick >> >> _______________________________________________ >> rspec-users mailing list >> rspec-users@rubyforge.org >> http://rubyforge.org/mailman/listinfo/rspec-users >> > >
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