Fixes Paginator.validate_number not raising a PageNotAnInteger exception when passed a non-int-castable type.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@16026 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/core/paginator.py

@@ -22,7 +22,7 @@ class Paginator(object):
         "Validates the given 1-based page number."
         try:
             number = int(number)
-        except ValueError:
+        except (TypeError, ValueError):
             raise PageNotAnInteger('That page number is not an integer')
         if number < 1:
             raise EmptyPage('That page number is less than 1')

tests/regressiontests/pagination_regress/tests.py

@@ -1,4 +1,4 @@
-from django.core.paginator import Paginator, EmptyPage
+from django.core.paginator import Paginator, EmptyPage, PageNotAnInteger
 from django.utils.unittest import TestCase
 
 class PaginatorTests(TestCase):
@@ -27,6 +27,15 @@ class PaginatorTests(TestCase):
             "For '%s', expected %s but got %s.  Paginator parameters were: %s"
             % (name, expected, got, params))
 
+    def test_invalid_page_number(self):
+        """
+        Tests that invalid page numbers result in the correct exception being
+        raised.
+        """
+        paginator = Paginator([1, 2, 3], 2)
+        self.assertRaises(PageNotAnInteger, paginator.validate_number, None)
+        self.assertRaises(PageNotAnInteger, paginator.validate_number, 'x')
+
     def test_paginator(self):
         """
         Tests the paginator attributes using varying inputs.