waiting list controller tests

app/services/registration_checker.rb

@@ -36,6 +36,8 @@ def self.update_registration_allowed!(update_request, competition_info, requesti
   end
 
   def self.bulk_update_allowed!(bulk_update_request, competition_info, requesting_user)
+    @competition_info = competition_info
+
     raise BulkUpdateError.new(:unauthorized, [ErrorCodes::USER_INSUFFICIENT_PERMISSIONS]) unless
       UserApi.can_administer?(requesting_user, competition_info.id)
 
@@ -45,7 +47,8 @@ def self.bulk_update_allowed!(bulk_update_request, competition_info, requesting_
     rescue RegistrationError => e
       errors[update_request['user_id']] = e.error
     end
-    raise BulkUpdateError.new(:unprocessable_entity, errors) unless errors == {}
+
+    raise BulkUpdateError.new(:unprocessable_entity, errors) unless errors.empty?  || sequential_waiting_list_updates?(bulk_update_request, errors)
   end
 
   class << self
@@ -202,5 +205,14 @@ def existing_registration_in_series?
       end
       false
     end
+
+    def sequential_waiting_list_updates?(bulk_update_request, errors)
+      return false unless errors.values.uniq == [-4011]
+
+      accepted_users =  bulk_update_request['requests'].map { |r| r['user_id'] if r['competing']['status'] == 'accepted' }
+      waiting_list_users = WaitingList.find(@competition_info.id).entries.take(accepted_users.count)
+      return false unless accepted_users == waiting_list_users
+      true
+    end
   end
 end

spec/controllers/registration_controller_spec.rb

@@ -102,7 +102,51 @@
         headers: { content_type: 'application/json' },
       )
     end
-    # TODO: Consider refactor into separate contexts with one expect() per it-block
+
+    describe 'waiting list bulk updates' do
+      before do
+        @registration = FactoryBot.create(:registration, :waiting_list)
+        @update = FactoryBot.build(:update_request, user_id: @registration[:user_id], competing: { 'status' => 'accepted' })
+        @registration2 = FactoryBot.create(:registration, :waiting_list)
+        @update2 = FactoryBot.build(:update_request, user_id: @registration2[:user_id], competing: { 'status' => 'accepted' })
+        @registration3 = FactoryBot.create(:registration, :waiting_list)
+        @update3 = FactoryBot.build(:update_request, user_id: @registration3[:user_id], competing: { 'status' => 'accepted' })
+
+        @waiting_list = FactoryBot.create(:waiting_list, entries: [@registration.user_id, @registration2.user_id, @registration3.user_id])
+
+      end
+
+      it 'accepts competitors from the waiting list in the order they appear' do
+        updates = [@update, @update2, @update3]
+        bulk_update_request = FactoryBot.build(:bulk_update_request, requests: updates)
+
+        request.headers['Authorization'] = bulk_update_request['jwt_token']
+        patch :bulk_update, params: bulk_update_request, as: :json
+
+        expect(response.code).to eq('200')
+
+        @updated_registration = Registration.find("#{@competition['id']}-#{@registration[:user_id]}")
+        expect(@updated_registration.competing_status).to eq('accepted')
+        @updated_registration2 = Registration.find("#{@competition['id']}-#{@registration2[:user_id]}")
+        expect(@updated_registration2.competing_status).to eq('accepted')
+        @updated_registration3 = Registration.find("#{@competition['id']}-#{@registration3[:user_id]}")
+        expect(@updated_registration3.competing_status).to eq('accepted')
+
+        expect(@waiting_list.reload.entries.empty?).to eq(true)
+      end
+
+      it 'cant accept competitors from waiting list without accepting leader', :tag do
+        updates = [@update2, @update3]
+        bulk_update_request = FactoryBot.build(:bulk_update_request, requests: updates)
+
+        request.headers['Authorization'] = bulk_update_request['jwt_token']
+        patch :bulk_update, params: bulk_update_request, as: :json
+
+        expect(response.code).to eq('422')
+        expect(JSON.parse(response.body)['error'].values).to eq([-4011, -4011])
+      end
+    end
+
     it 'returns a 422 if there are validation errors' do
       registration = FactoryBot.create(:registration)
       update = FactoryBot.build(:update_request, user_id: registration[:user_id])