Will
```
expect { post :create, provider: :github }
.to change { User.last }.to(having_attributes(name: ..., email: ...))
```
work for you?
On Wed, Apr 14, 2021 at 8:40 PM 'Rose M Williams' via rspec
<rspec@googlegroups.com> wrote:
>
> ruby 2.6.6
> rails 4.2.11
> rspec-rails 3.7.2
>
> I'm having trouble setting up a test on a SessionsController to show that
> after a User is created with omniauth, an authorization is then created that
> has all of its correct values.
>
> I hope I'm not giving too much context here, but if anyone is willing to look
> at this, I don't want to waste their time by not having all the context (and
> there is a lot of it!)
>
> My students are learning Agile Development and are using Cucumber for their
> Acceptance testing and RSpec for their Unit testing. Many of them are asking
> me about this or similar problems they are having with tests involving proxy
> objects created via associations, and I honestly don't have an answer for
> them. I'm scouring all of my books and the internet to find a solution.
>
> code in controller:
> user = User.create_with_omniauth(auth_hash['info'])
> auth = user.authorizations.create_with_omniauth(auth_hash)
> private
> def auth_hash
> # ensures availability but only retrieved once per cycle
> @auth_hash ||= request.env['omniauth.auth']
> end
>
> schema:
>
> ActiveRecord::Schema.define(version: 20210414024936) do
> create_table "authorizations", force: :cascade do |t|
> t.string "provider"
> t.string "uid"
> t.integer "user_id"
> t.datetime "created_at", null: false
> t.datetime "updated_at", null: false
> end
>
> add_index "authorizations", ["user_id"], name:
> "index_authorizations_on_user_id"
>
> create_table "users", force: :cascade do |t|
> t.string "name"
> t.string "email"
> t.datetime "created_at", null: false
> t.datetime "updated_at", null: false
> end
> end
>
> code in models:
>
> class User < ActiveRecord::Base
> has_many :authorizations
> validates :name, :email, :presence => true
>
> # save new user info
> def self.create_with_omniauth info
> create!(name: info['name'], email: info['email'])
> end
> end
>
> class Authorization < ActiveRecord::Base
> belongs_to :user
> validates :provider, :uid, :presence => true
> validates_uniqueness_of :uid, scope: :provider
>
> # create new authorization
> def self.create_with_omniauth auth
> create!(uid: auth['uid'], provider: auth['provider'])
> end
> end
>
> spec_helper.rb:
> require 'omniauth'
>
> OmniAuth.config.test_mode = true
> omniauth_hash = { 'provider' => 'github',
> 'uid' => "12345",
> 'info' => {
> 'name' => "SUNY Tester",
> 'email' =>"stes...@binghamton.edu",
> }
> }
> OmniAuth.config.add_mock(:github, omniauth_hash)
>
> rails_helper.rb
> Rails.application.env_config["omniauth.auth"] =
> OmniAuth.config.mock_auth[:github]
>
> sessions_controller_spec.rb:
>
> require 'rails_helper'
> RSpec.describe SessionsController, type: :controller do
> describe "GET #create" do
> context 'register with github' do
> describe 'When signing up for first time' do
> let(:user1) {instance_double('User', name: 'SUNY Tester', email:
> 'stes...@binghamton.edu')}
> let(:authorization1) {instance_double('Authorization', provider:
> 'github', uid: '12345', user_id: '1')}
> it "creates a User" do
> expect(User).to
> receive(:create_with_omniauth).with(OmniAuth.config.mock_auth[:github]['info']).and_return(user1)
> post :create, provider: :github
> end
>
> # none of the following work, just a couple examples of what I've
> tried
> it "creates an Authorization" do
> #allow(user1).to
> receive(:authorizations.create_with_omniauth).with(OmniAuth.config.mock_auth[:github]['info']).and_return(user1)
> # expect(authorization1).to be_a_new(Authorization)
> # expect(user1.authorizations).to
> receive(:create_with_omniauth).with(OmniAuth.config.mock_auth[:github]).and_return(authorization1)
> post :create, provider: :github
> end
>
> The error messages are always something along the lines of:
> SessionsController GET #create register with github When signing up for first
> time creates a User
> Failure/Error: user.authorizations.create_with_omniauth(auth_hash)
> #<InstanceDouble(User) (anonymous)> received unexpected message
> :authorizations with (no args)
>
> If I try to create the authorization directly instead of with the proxy
> object, the user_id doesn't get set.
>
> No matter how I go about it, I can't seem to find a way to mock a proxy
> object (the instance of user that is just created .authorizations )
>
> Ironically, All my code as well as the students' code is working, but I can't
> seem to find a proper way to test it.
>
>
>
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