# HG changeset patch
# User Sylvain Thénault <sylvain.thenault@logilab.fr>
# Date 1454513014 -3600
# Node ID 3d177dfcdb198aa7248e4e0247ce86288ee48194
# Parent  29aebc1edd291d474b1f8f63646e1679b25ce2a5
[predicates] fix paginated_rset when the class has no page_size_property

Fixes test failure introduced by 70733b2dfd2a, which assumed paginated_rset
would only be called on a class with a page_size_property attribute.

diff -r 29aebc1edd29 -r 3d177dfcdb19 predicates.py
--- a/predicates.py	Wed Feb 03 14:23:17 2016 +0100
+++ b/predicates.py	Wed Feb 03 16:23:34 2016 +0100
@@ -498,7 +498,8 @@
                 except ValueError:
                     page_size = None
             if page_size is None:
-                page_size = req.property_value(cls.page_size_property)
+                page_size_prop = getattr(cls, 'page_size_property', 'navigation.page-size')
+                page_size = req.property_value(page_size_prop)
         if len(rset) <= (page_size*self.nbpages):
             return 0
         return self.nbpages