adds controller check for anonymous votes

spec/controllers/debates_controller_spec.rb

@@ -12,7 +12,6 @@ describe DebatesController do
   end
 
   describe 'POST create' do
-
     it 'should create an ahoy event' do
 
       sign_in create(:user)
@@ -22,4 +21,26 @@ describe DebatesController do
       expect(Ahoy::Event.last.properties['debate_id']).to eq Debate.last.id
     end
   end
+
+  describe "Vote with too many anonymous votes" do
+    it 'should allow vote if user is allowed' do
+      Setting.find_by(key: "max_ratio_anon_votes_on_debates").update(value: 100)
+      debate = create(:debate)
+      sign_in create(:user)
+
+      expect do
+        xhr :post, :vote, id: debate.id, value: 'yes'
+      end.to change { debate.reload.votes_for.size }.by(1)
+    end
+
+    it 'should not allow vote if user is not allowed' do
+      Setting.find_by(key: "max_ratio_anon_votes_on_debates").update(value: 0)
+      debate = create(:debate)
+      sign_in create(:user)
+
+      expect do
+        xhr :post, :vote, id: debate.id, value: 'yes'
+      end.to_not change { debate.reload.votes_for.size }
+    end
+  end
 end