On Tue, Aug 23, 2011 at 6:11 AM, Gordon Yeong <anexi...@gmail.com> wrote:
>
>> Do you have a before filter somewhere that is preventing the
>> :update_attributes message from being received?
>>
>> I have checked my application's controllers
> (app/controllers/application_controller.rb and
> app/controllers/parts_controller.rb) and controller spec
> (spec/controllers/parts_controller_spec.rb) and found no before filter that
> is preventing the :update_attributes message from being received by Parts.
>
> Below is what my spec/controllers/parts_controller_spec.rb looks like:
>
> ------- Source code, spec/controllers/parts_controller_spec.rb starts
> -----------------------
>
> require 'spec_helper'
>
> describe PartsController do
> let(:part){
> mock_model('Part').as_null_object
> }
>
> before do
> Part.stub(:new).and_return(part)
> end
>
> it "creates a new part" do
> Part.should_receive(:new).
> with('title' => 'HKS boost controller').
> and_return(part)
> post :create, :part => { 'title' => 'HKS boost controller' }
> end
>
> context "saves the new part object successfully" do
> it "sets the flash with a success message" do
> post :create
> flash[:notice].should eq('Part was successfully created.')
> end
>
> it "redirects the user back to the Parts index page" do
> post :create
> response.should redirect_to( :action => 'index' )
> end
> end
>
> context "the new part object fails to save" do
> before do
> # sabotage and make the save fail
> part.stub(:save).and_return(false)
> # call the create method which will have save in its process
> post :create
> end
>
> it "assigns @part with the data from db (or a blank one if it's the
> first time" do
> assigns[:part].should eq(part)
> end
>
> it "renders the 'new' template again" do
> # test that the template, 'new' is rendered. Of course, for
> this
> # work, the part's attribute variable values must be passed to
> the
> # view for rails to successfully render the template
> response.should render_template('new')
> end
> end
>
> context 'saves updates to an existing part object successfully' do
> it 'does its job in saving the update' do
> Part.should_receive(:find).with(1).and_return(part)
> Part.should_receive(:update_attributes).with('title' => 'Brake
> pads').and_return(part)
>
Oh duh. You're calling `should_receive(:update_attributes)` on `Part` when
it should be called on `part`:
part.should_receive(:update_attributes).with('title' => 'Brake
pads').and_return(true)
> put :update, :id => 1, :part => {'title' => 'Brake pads'}
> flash[:notice].should eq('Part was successfully updated.')
> end
> end
>
> end
>
> ------- Source code, spec/controllers/parts_controller_spec.rb ends
> -----------------------
>
> Do you have any good tutorials which illustrate the update message which I
> could refer to?
> I've been digging but can't find anything helpful :(
>
> thanks for your help :)
>
>
>
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