password recovery refactoring and tests

spec/controllers/application_controller_spec.rb

@@ -3,12 +3,12 @@ require 'rails_helper'
 RSpec.describe ApplicationController do
   describe 'current_user' do
     before(:all) do
-      User.create(email: 'karol.selak@gmail.com', password: 'abcde')
+      User.create(email: 'test2@example.com', password: 'abcde')
     end
     context 'when a user is logged in' do
       it 'returns the user' do
         # TODO
-        # expect(current_user.email).to eql('karol.selak@gmail.com')
+        # expect(current_user.email).to eql('test2@example.com')
       end
     end
   end