View difference between Paste ID: LrPNj0HU and 5kMfuLUG

 require 'rails_helper'
 
 describe ApplicationController do
   controller do
     def index
       render text: 'nothing'
     end
   end
 
   context '#geocode_locale' do
     let(:user_ip) { 'ip' }
-    let(:country) { 'country' }
+    let(:country) { double country: 'country' }
     let(:locale) { 'locale' }
 
     before do
       controller.stub(:ip).and_return user_ip
     end
 
     context 'locale set in session' do
       before do
         session[:locale] = locale
       end
 
       it 'should not change locale' do
         expect(Geocoder).not to_receive(:search)
         expect do
           get :index
         end.not_to change { session[:locale] }
       end
     end
 
     context 'locale is not in session yet' do
       it 'should get country and change session' do
         expect(Geocoder).to receive(:search).with(user_ip).
                               and_return([country])
         expect(I18nData).to receive(:country_code).with(country).
                               and_return(locale)
 
         expect do
           get :index
         end.to change { session[:locale] }.to locale.to_sym
       end
     end
   end
 end