Fixed #5416 -- Added TestCase.assertNumQueries, which tests that a given function executes the correct number of queries.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@14183 bcc190cf-cafb-0310-a4f2-bffc1f526a37

tests/regressiontests/test_utils/tests.py

@@ -1,6 +1,12 @@
-r"""
+import sys
+
+if sys.version_info >= (2, 5):
+    from python_25 import AssertNumQueriesTests
+
+
+__test__ = {"API_TEST": r"""
 # Some checks of the doctest output normalizer.
-# Standard doctests do fairly 
+# Standard doctests do fairly
 >>> from django.utils import simplejson
 >>> from django.utils.xmlutils import SimplerXMLGenerator
 >>> from StringIO import StringIO
@@ -55,7 +61,7 @@ r"""
 >>> produce_json()
 '["foo", {"whiz": 42, "bar": ["baz", null, 1.0, 2]}]'
 
-# XML output is normalized for attribute order, so it doesn't matter 
+# XML output is normalized for attribute order, so it doesn't matter
 # which order XML element attributes are listed in output
 >>> produce_xml()
 '<?xml version="1.0" encoding="UTF-8"?>\n<foo aaa="1.0" bbb="2.0"><bar ccc="3.0">Hello</bar><whiz>Goodbye</whiz></foo>'
@@ -69,4 +75,4 @@ r"""
 >>> produce_xml_fragment()
 '<foo bbb="2.0" aaa="1.0">Hello</foo><bar ddd="4.0" ccc="3.0"></bar>'
 
-"""
+"""}