Remove useless test header setup for emails

Once upon a time we needed a helper to set the `from` header of emails.
This is now set in the ApplicationMailer and not necessary any more.

spec/controllers/admin/subscriptions_controller_spec.rb

@@ -4,7 +4,6 @@ require 'spec_helper'
 
 describe Admin::SubscriptionsController, type: :controller do
   include AuthenticationHelper
-  include OpenFoodNetwork::EmailHelper
 
   describe 'index' do
     let!(:user) { create(:user, enterprise_limit: 10) }
@@ -676,7 +675,6 @@ describe Admin::SubscriptionsController, type: :controller do
 
             context "when at least one associate orders is 'canceled'" do
               before do
-                setup_email
                 proxy_order.cancel
               end
 

spec/controllers/spree/admin/orders/invoices_spec.rb

@@ -3,8 +3,6 @@
 require 'spec_helper'
 
 describe Spree::Admin::OrdersController, type: :controller do
-  include OpenFoodNetwork::EmailHelper
-
   describe "#invoice" do
     let!(:user) { create(:user) }
     let!(:enterprise_user) { create(:user) }
@@ -54,7 +52,6 @@ describe Spree::Admin::OrdersController, type: :controller do
           before do
             allow(Spree::OrderMailer).to receive(:invoice_email) { mail_mock }
             distributor.update_attribute(:abn, "123")
-            setup_email
           end
 
           it "should allow me to send order invoices" do

spec/controllers/spree/admin/orders_controller_spec.rb

@@ -3,8 +3,6 @@
 require 'spec_helper'
 
 describe Spree::Admin::OrdersController, type: :controller do
-  include OpenFoodNetwork::EmailHelper
-
   describe "#edit" do
     let!(:order) { create(:order_with_totals_and_distribution, ship_address: create(:address)) }
 

spec/controllers/spree/orders_controller_spec.rb

@@ -3,7 +3,6 @@
 require 'spec_helper'
 
 describe Spree::OrdersController, type: :controller do
-  include OpenFoodNetwork::EmailHelper
   include CheckoutHelper
   include StripeStubs
 
@@ -471,10 +470,6 @@ describe Spree::OrdersController, type: :controller do
                                                distributor: create(:distributor_enterprise))
         }
 
-        before do
-          setup_email
-        end
-
         it "responds with success" do
           spree_put :cancel, params
 

spec/controllers/user_confirmations_controller_spec.rb

@@ -63,8 +63,6 @@ describe UserConfirmationsController, type: :controller do
   end
 
   context "requesting confirmation instructions to be resent" do
-    before { setup_email }
-
     it "redirects the user to login" do
       spree_post :create, spree_user: { email: unconfirmed_user.email }
       expect(response).to redirect_to login_path

spec/controllers/user_registrations_controller_spec.rb

@@ -3,12 +3,6 @@
 require 'spec_helper'
 
 describe UserRegistrationsController, type: :controller do
-  include OpenFoodNetwork::EmailHelper
-
-  before(:all) do
-    setup_email
-  end
-
   before do
     @request.env["devise.mapping"] = Devise.mappings[:spree_user]
   end

spec/jobs/subscription_confirm_job_spec.rb

@@ -76,7 +76,6 @@ describe SubscriptionConfirmJob do
     end
 
     it "ignores orders that have been cancelled" do
-      setup_email
       proxy_order.order.cancel!
       expect(proxy_orders).to_not include proxy_order
     end
@@ -145,7 +144,6 @@ describe SubscriptionConfirmJob do
       OrderWorkflow.new(order).complete!
       allow(job).to receive(:send_confirmation_email).and_call_original
       allow(job).to receive(:send_payment_authorization_emails).and_call_original
-      setup_email
       expect(job).to receive(:record_order)
     end
 

spec/mailers/enterprise_mailer_spec.rb

@@ -3,14 +3,11 @@
 require 'spec_helper'
 
 describe EnterpriseMailer do
-  include OpenFoodNetwork::EmailHelper
-
   let!(:enterprise) { create(:enterprise) }
   let!(:user) { create(:user) }
 
   before do
     ActionMailer::Base.deliveries = []
-    setup_email
   end
 
   describe "#welcome" do

spec/mailers/order_mailer_spec.rb

@@ -3,8 +3,6 @@
 require 'spec_helper'
 
 describe Spree::OrderMailer do
-  include OpenFoodNetwork::EmailHelper
-
   describe '#confirm_email_for_customer' do
     subject(:email) { described_class.confirm_email_for_customer(order) }
 
@@ -160,7 +158,6 @@ describe Spree::OrderMailer do
     end
 
     before do
-      setup_email
       ActionMailer::Base.delivery_method = :test
       ActionMailer::Base.perform_deliveries = true
       ActionMailer::Base.deliveries = []

spec/mailers/producer_mailer_spec.rb

@@ -4,10 +4,6 @@ require 'spec_helper'
 require 'yaml'
 
 describe ProducerMailer, type: :mailer do
-  include OpenFoodNetwork::EmailHelper
-
-  before { setup_email }
-
   let!(:zone) { create(:zone_with_member) }
   let!(:tax_rate) {
     create(:tax_rate, included_in_price: true, calculator: Calculator::DefaultTax.new, zone: zone,

spec/mailers/subscription_mailer_spec.rb

@@ -4,9 +4,6 @@ require 'spec_helper'
 
 describe SubscriptionMailer, type: :mailer do
   include ActionView::Helpers::SanitizeHelper
-  include OpenFoodNetwork::EmailHelper
-
-  before { setup_email }
 
   describe '#placement_email' do
     subject(:email) { SubscriptionMailer.placement_email(order, changes) }

spec/mailers/user_mailer_spec.rb

@@ -3,8 +3,6 @@
 require 'spec_helper'
 
 describe Spree::UserMailer do
-  include OpenFoodNetwork::EmailHelper
-
   let(:user) { build(:user) }
 
   after do
@@ -15,8 +13,6 @@ describe Spree::UserMailer do
     ActionMailer::Base.delivery_method = :test
     ActionMailer::Base.perform_deliveries = true
     ActionMailer::Base.deliveries = []
-
-    setup_email
   end
 
   describe '#signup_confirmation' do

spec/models/order_cycle_spec.rb

@@ -3,8 +3,6 @@
 require 'spec_helper'
 
 describe OrderCycle do
-  include OpenFoodNetwork::EmailHelper
-
   it "should be valid when built from factory" do
     expect(build(:simple_order_cycle)).to be_valid
   end
@@ -448,9 +446,6 @@ describe OrderCycle do
       create(:completed_order_with_totals, distributor: shop, user: user, order_cycle: oc)
     }
 
-    before do
-      setup_email
-    end
     before { order_cancelled.cancel }
 
     it "only returns items from non-cancelled orders in the OC, placed by the user at the shop" do

spec/models/spree/order_spec.rb

@@ -3,8 +3,6 @@
 require 'spec_helper'
 
 describe Spree::Order do
-  include OpenFoodNetwork::EmailHelper
-
   let(:user) { build(:user, email: "spree@example.com") }
   let(:order) { build(:order, user: user) }
 
@@ -909,10 +907,6 @@ describe Spree::Order do
 
   describe "scopes" do
     describe "not_state" do
-      before do
-        setup_email
-      end
-
       it "finds only orders not in specified state" do
         o = FactoryBot.create(:completed_order_with_totals,
                               distributor: create(:distributor_enterprise))

spec/models/spree/user_spec.rb

@@ -84,8 +84,6 @@ describe Spree::User do
 
   context "#create" do
     it "should send a confirmation email" do
-      setup_email
-
       performing_deliveries do
         expect do
           create(:user, email: 'new_user@example.com', confirmation_sent_at: nil, confirmed_at: nil)
@@ -118,8 +116,6 @@ describe Spree::User do
 
   context "confirming email" do
     it "should send a welcome email" do
-      setup_email
-
       expect do
         create(:user, confirmed_at: nil).confirm
       end.to enqueue_job ActionMailer::MailDeliveryJob

spec/support/email_helper.rb

@@ -2,12 +2,6 @@
 
 module OpenFoodNetwork
   module EmailHelper
-    # Some specs trigger actions that send emails, for example creating an order.
-    # But sending emails doesn't work out-of-the-box. This code sets it up.
-    def setup_email
-      Spree::Config[:mails_from] = "test@ofn.example.org"
-    end
-
     # Ensures the value `perform_deliveries` had is restored. This saves us
     # from messing up with the test suite's global state which is cause of
     # trouble.

spec/system/admin/enterprise_roles_spec.rb

@@ -8,7 +8,6 @@ describe '
 ' do
   include AuthenticationHelper
   include WebHelper
-  include OpenFoodNetwork::EmailHelper
 
   context "as a site administrator" do
     before { login_to_admin_section }
@@ -150,7 +149,6 @@ create(:enterprise)
       end
 
       xit "can invite unregistered users to be managers" do
-        setup_email
         find('a.button.help-modal').click
         expect(page).to have_css '#invite-manager-modal'
 

spec/system/admin/users_spec.rb

@@ -8,7 +8,6 @@ describe "Managing users" do
 
   context "as super-admin" do
     before do
-      setup_email
       login_as_admin
     end
 

spec/system/consumer/account/settings_spec.rb

@@ -15,7 +15,6 @@ describe "Account Settings" do
     end
 
     before do
-      setup_email
       login_as user
       visit "/account"
       find("a", text: /Account Settings/i).click

spec/system/consumer/authentication_spec.rb

@@ -5,7 +5,6 @@ require 'system_helper'
 describe "Authentication" do
   include AuthenticationHelper
   include UIComponentHelper
-  include OpenFoodNetwork::EmailHelper
 
   describe "login" do
     let(:user) { create(:user, password: "password", password_confirmation: "password") }

spec/system/consumer/shopping/orders_spec.rb

@@ -4,7 +4,6 @@ require 'system_helper'
 
 describe "Order Management" do
   include AuthenticationHelper
-  include OpenFoodNetwork::EmailHelper
 
   describe "viewing a completed order" do
     let!(:distributor) { create(:distributor_enterprise) }
@@ -148,9 +147,6 @@ describe "Order Management" do
     end
 
     context "when the distributor allows changes to be made to orders" do
-      before do
-        setup_email
-      end
       before do
         order.distributor.update(allow_order_changes: true)
       end

spec/system/consumer/user_password_spec.rb

@@ -4,7 +4,6 @@ require "system_helper"
 
 describe "User password confirm/reset page" do
   include UIComponentHelper
-  include OpenFoodNetwork::EmailHelper
 
   let(:email) { "test@example.org" }
   let(:user) { Spree::User.create(email: email, unconfirmed_email: email, password: "secret") }