growstuff/spec/controllers/orders_controller_spec.rb

require 'rails_helper'

describe OrdersController do
  login_member(:admin_member)

  def valid_attributes
    { "member_id" => 1 }
  end

  def valid_session
    {}
  end

  describe "GET checkout" do
    it 'sets the referral_code' do
      member = FactoryBot.create(:member)
      sign_in member
      order = Order.create!(member_id: member.id)
      get :checkout, params: { id: order.to_param, referral_code: 'FOOBAR' }
      order.reload
      order.referral_code.should eq 'FOOBAR'
    end

    it "redirects to Paypal" do
      member = FactoryBot.create(:member)
      sign_in member
      order = Order.create!(member_id: member.id)
      get :checkout, params: { id: order.to_param }
      response.status.should eq 302
      response.redirect_url.should match(/paypal\.com/)
    end
  end

  describe "GET complete" do
    it "assigns the requested order as @order" do
      member = FactoryBot.create(:member)
      sign_in member
      order = Order.create!(member_id: member.id)
      get :complete, params: { id: order.to_param }
      assigns(:order).should eq(order)
    end
  end

  describe "DELETE destroy" do
    it "redirects to the shop" do
      member = FactoryBot.create(:member)
      sign_in member
      order = Order.create!(member_id: member.id)
      delete :destroy, params: { id: order.id }
      response.should redirect_to(shop_url)
    end
  end
end