def METHOD_NAME(self):
    self.incident2.set_closed(self.user)
    self.incident3.set_closed(self.user)
    qs = Incident.objects.filter(id__in=(self.incident2.id, self.incident3.id))
    qs.reopen(self.user, description="Bar")
    result = set(
        e.incident for e in Event.objects.filter(type=Event.Type.REOPEN, description="Bar")
    )
    self.assertEqual(result, set(qs.all()))