Merged revisions 79539 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

........
  r79539 | florent.xicluna | 2010-04-01 01:01:03 +0300 (Thu, 01 Apr 2010) | 2 lines

  Replace catch_warnings with check_warnings when it makes sense.  Use assertRaises context manager to simplify some tests.
........
diff --git a/Lib/test/test_warnings.py b/Lib/test/test_warnings.py
index b1e2010..f55502a 100644
--- a/Lib/test/test_warnings.py
+++ b/Lib/test/test_warnings.py
@@ -620,14 +620,21 @@
         with test_support.check_warnings(('foo', UserWarning)):
             wmod.warn("foo")
 
-        with self.assertRaises(AssertionError):
+        try:
             with test_support.check_warnings(('', RuntimeWarning)):
                 # defaults to quiet=False with argument
                 pass
-        with self.assertRaises(AssertionError):
+        except AssertionError:
+            pass
+        else:
+            self.fail("Dind't raise AssertionError")
+        try:
             with test_support.check_warnings(('foo', RuntimeWarning)):
                 wmod.warn("foo")
-
+        except AssertionError:
+            pass
+        else:
+            self.fail("Dind't raise AssertionError")
 
 class CCatchWarningTests(CatchWarningTests):
     module = c_warnings