diff --git a/addons/event/test/process/event_draft2done.yml b/addons/event/test/process/event_draft2done.yml
index d3f3d1fb466..dfe2b01cb33 100644
--- a/addons/event/test/process/event_draft2done.yml
+++ b/addons/event/test/process/event_draft2done.yml
@@ -9,6 +9,7 @@
    name: event
    date_begin: 2012-01-01 19:05:15
    date_end: 2012-01-01 20:05:15
+   register_max: 10
 -
   I create a registration for the event
 -
@@ -32,6 +33,15 @@
    I confirm the registration1
 -
    !python {model: event.registration}: |
+     event_pool = self.pool.get("event.event")
+     for register in self.browse(cr, uid, [ref("event_registration1")], context):
+         nb_register = register.nb_register
+         event_id = register.event_id.id
+         available_seats = event_pool.check_available_seats(cr, uid, [event_id], context=context)
+         if available_seats and nb_register > available_seats:
+             assert available_seats, "seats available."
+         elif available_seats == 0:
+             assert available_seats, "No Tickets Available."
      self.registration_open(cr, uid, [ref("event_registration1")],context=context)
 -
    I check that registration is "confirmed"