implement reset token

spec/controllers/broadcasts_controller_spec.rb

@@ -203,6 +203,15 @@ RSpec.describe BroadcastsController, type: :controller do
 
       expect(BroadcastsChannel).to have_received(:broadcast_file_upload_updates)
     end
+
+    it "regenerates token if #update is called without broadcast param" do
+      old_token = broadcast.token
+      patch :update, params: { project_id: project.id, id: broadcast.id }
+
+      expect(response).to redirect_to [project, broadcast]
+      expect(flash.notice).to eq token_reset_notice
+      expect(Broadcast.last.token).not_to eq old_token
+    end
   end
 
   describe "#destroy" do
@@ -252,4 +261,8 @@ RSpec.describe BroadcastsController, type: :controller do
   def create_stream
     t 'broadcasts.splash.actions.create_stream'
   end
+
+  def token_reset_notice
+    t 'broadcasts.update.reset_notice'
+  end
 end