initial tests for new user account

app/controllers/discourse_donations/charges_controller.rb

@@ -32,7 +32,7 @@ module DiscourseDonations
     private
 
     def reward_user?(payment)
-      payment.present? && payment.successful? && current_user.present?
+      payment.present? && payment.successful?
     end
 
     def group_name

spec/controllers/discourse_donations/charges_controller_spec.rb

@@ -36,16 +36,33 @@ module DiscourseDonations
       before do
         SiteSetting.stubs(:discourse_donations_reward_group_name).returns(group_name)
         SiteSetting.stubs(:discourse_donations_reward_badge_name).returns(badge_name)
-        Fabricate(:group, name: SiteSetting.discourse_donations_reward_group_name)
+        Fabricate(:group, name: group_name)
-        Fabricate(:badge, name: SiteSetting.discourse_donations_reward_badge_name)
+        Fabricate(:badge, name: badge_name)
-        log_in :coding_horror
       end
 
-      it 'has no rewards' do
+      shared_examples 'it has no rewards' do
+        it 'rewards are empty' do
           stripe.expects(:create).returns({ outcome: { seller_message: 'bummer' } })
           post :create
           expect(response_rewards).to be_empty
         end
+      end
+
+      describe 'new user' do
+        let(:params) { { email: 'new-user@example.com' } }
+
+        it_behaves_like 'it has no rewards'
+
+        it 'awards a group'
+        it 'awards a badge'
+      end
+
+      describe 'logged in user' do
+        before do
+          log_in :coding_horror
+        end
+
+        it_behaves_like 'it has no rewards'
 
         it 'awards a group' do
           post :create
@@ -59,3 +76,4 @@ module DiscourseDonations
       end
     end
   end
+end