gistfile1.rb

require 'spec_helper'

describe OrdersController do

  describe "GET express (/order/new/express)" do
    
    context "with an empty basket" do
      let(:current_basket) do
        basket = mock(Basket, sub_total: 0.to_money)
        controller.stub(:current_basket).and_return(basket)
        basket
      end

      it "should redirect to basket" do
        get :express
        response.should redirect_to basket_items_path
      end    
    end
    
    context "with items in basket" do
      let!(:current_basket) do
        basket = mock(Basket, sub_total: 1234.56.to_money)
        controller.stub(:current_basket).and_return(basket)
        basket
      end
      let(:paypal_redirect_url) { "banana" }
      let(:response) { mock(ActiveMerchant::Billing::PaypalExpressResponse, token: "stub_token") }
      
      before(:each) do
        EXPRESS_GATEWAY.stub!(:setup_purchase).and_return(response)
        EXPRESS_GATEWAY.stub!(:redirect_url_for).and_return(paypal_redirect_url)
      end      
      
      it "should init the paypal purchase" do
        EXPRESS_GATEWAY.should_receive(:setup_purchase).with(123456, {
          ip: request.remote_ip,
          return_url: new_order_url,
          cancel_return_url: basket_items_url
        }).and_return(response)
        get :express
      end
    
      it "should ask for the redirect url" do
        EXPRESS_GATEWAY.should_receive(:paypal_redirect_url_for).with("stub_token").and_return(paypal_redirect_url)
        get :express
      end
    
      it "should redirect to the paypal gateway" do
        get :express
        response.should redirect_to(paypal_redirect_url)
      end      
    end
    
  end
end