From fd37dd46e87b6638dbf585c83a14f7c6047741d1 Mon Sep 17 00:00:00 2001
From: Florent Xicluna <florent.xicluna@gmail.com>
Date: Thu, 25 Mar 2010 20:39:10 +0000
Subject: Fix test_unittest and test_warnings when running "python -Werror -m
 test.regrtest"

---
 Lib/test/test_unittest.py | 17 ++++++-----------
 Lib/test/test_warnings.py |  5 +++++
 2 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/Lib/test/test_unittest.py b/Lib/test/test_unittest.py
index 5d51ffc..034a5f0 100644
--- a/Lib/test/test_unittest.py
+++ b/Lib/test/test_unittest.py
@@ -16,7 +16,6 @@ import types
 from copy import deepcopy
 from cStringIO import StringIO
 import pickle
-import warnings
 
 
 ### Support code
@@ -2136,12 +2135,11 @@ OldResult = type('OldResult', (object,), classDict)
 class Test_OldTestResult(unittest.TestCase):
 
     def assertOldResultWarning(self, test, failures):
-        with warnings.catch_warnings(record=True) as log:
+        with test_support.check_warnings(("TestResult has no add.+ method,",
+                                          RuntimeWarning)):
             result = OldResult()
             test.run(result)
             self.assertEqual(len(result.failures), failures)
-            warning, = log
-            self.assertIs(warning.category, RuntimeWarning)
 
     def testOldTestResult(self):
         class Test(unittest.TestCase):
@@ -2702,8 +2700,7 @@ class Test_TestCase(TestCase, TestEquality, TestHashing):
         with self.assertRaises(self.failureException):
             self.assertDictContainsSubset({'a': 1, 'c': 1}, {'a': 1})
 
-        with warnings.catch_warnings(record=True):
-            # silence the UnicodeWarning
+        with test_support.check_warnings(("", UnicodeWarning)):
             one = ''.join(chr(i) for i in range(255))
             # this used to cause a UnicodeDecodeError constructing the failure msg
             with self.assertRaises(self.failureException):
@@ -3348,11 +3345,9 @@ class TestLongMessage(TestCase):
         self.testableTrue._formatMessage(object(), 'foo')
 
     def test_formatMessage_unicode_error(self):
-        with warnings.catch_warnings(record=True):
-            # This causes a UnicodeWarning due to its craziness
-            one = ''.join(chr(i) for i in range(255))
-            # this used to cause a UnicodeDecodeError constructing msg
-            self.testableTrue._formatMessage(one, u'\uFFFD')
+        one = ''.join(chr(i) for i in range(255))
+        # this used to cause a UnicodeDecodeError constructing msg
+        self.testableTrue._formatMessage(one, u'\uFFFD')
 
     def assertMessages(self, methodName, args, errors):
         def getMethod(i):
diff --git a/Lib/test/test_warnings.py b/Lib/test/test_warnings.py
index 79922b2..a0a65b4 100644
--- a/Lib/test/test_warnings.py
+++ b/Lib/test/test_warnings.py
@@ -27,11 +27,15 @@ def warnings_state(module):
     except NameError:
         pass
     original_warnings = warning_tests.warnings
+    original_filters = module.filters
     try:
+        module.filters = original_filters[:]
+        module.simplefilter("once")
         warning_tests.warnings = module
         yield
     finally:
         warning_tests.warnings = original_warnings
+        module.filters = original_filters
 
 
 class BaseTest(unittest.TestCase):
@@ -194,6 +198,7 @@ class WarnTests(unittest.TestCase):
     def test_message(self):
         with original_warnings.catch_warnings(record=True,
                 module=self.module) as w:
+            self.module.simplefilter("once")
             for i in range(4):
                 text = 'multi %d' %i  # Different text on each call.
                 self.module.warn(text)
-- 
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