Merged revisions 77871,77910,77913 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r77871 | ezio.melotti | 2010-01-31 13:46:54 +0200 (Sun, 31 Jan 2010) | 1 line

  #7092: silence more -3 and -Wd warnings
........
  r77910 | ezio.melotti | 2010-02-02 10:37:35 +0200 (Tue, 02 Feb 2010) | 1 line

  #7092: silence py3k warnings for bsddb. Patch by Florent Xicluna.
........
  r77913 | ezio.melotti | 2010-02-02 19:34:37 +0200 (Tue, 02 Feb 2010) | 1 line

  #7092: Silence py3k warnings in test_exceptions and test_pep352. Patch by Florent Xicluna.
........

1 files changed, 43 insertions, 35 deletions

diff --git a/Lib/test/test_pep352.py b/Lib/test/test_pep352.py
index 313c607..666d6c9 100644
--- a/Lib/test/test_pep352.py
+++ b/Lib/test/test_pep352.py
@@ -4,14 +4,27 @@ import exceptions
 import warnings
 from test.test_support import run_unittest
 import os
+import sys
 from platform import system as platform_system
 
-def ignore_message_warning():
-    """Ignore the DeprecationWarning for BaseException.message."""
-    warnings.resetwarnings()
-    warnings.filterwarnings("ignore", "BaseException.message",
-                            DeprecationWarning)
+DEPRECATION_WARNINGS = ["BaseException.message has been deprecated"]
 
+if sys.py3kwarning:
+    DEPRECATION_WARNINGS.extend(
+        ["exceptions must derive from BaseException",
+         "catching classes that don't inherit from BaseException is not allowed",
+         "__get(item|slice)__ not supported for exception classes"])
+
+# Silence Py3k and other deprecation warnings
+def ignore_deprecation_warnings(func):
+    """Ignore the known DeprecationWarnings."""
+    def wrapper(*args, **kw):
+        with warnings.catch_warnings():
+            warnings.resetwarnings()
+            for text in DEPRECATION_WARNINGS:
+                warnings.filterwarnings("ignore", text, DeprecationWarning)
+            return func(*args, **kw)
+    return wrapper
 
 class ExceptionClassTests(unittest.TestCase):
 
@@ -21,13 +34,11 @@ class ExceptionClassTests(unittest.TestCase):
     def test_builtins_new_style(self):
         self.failUnless(issubclass(Exception, object))
 
+    @ignore_deprecation_warnings
     def verify_instance_interface(self, ins):
-        with warnings.catch_warnings():
-            ignore_message_warning()
-            for attr in ("args", "message", "__str__", "__repr__",
-                            "__getitem__"):
-                self.failUnless(hasattr(ins, attr),
-                        "%s missing %s attribute" %
+        for attr in ("args", "message", "__str__", "__repr__", "__getitem__"):
+            self.assertTrue(hasattr(ins, attr),
+                            "%s missing %s attribute" %
                             (ins.__class__.__name__, attr))
 
     def test_inheritance(self):
@@ -91,43 +102,39 @@ class ExceptionClassTests(unittest.TestCase):
             self.failUnlessEqual(given, expected, "%s: %s != %s" % (test_name,
                 given, expected))
 
+    @ignore_deprecation_warnings
     def test_interface_single_arg(self):
         # Make sure interface works properly when given a single argument
         arg = "spam"
         exc = Exception(arg)
-        with warnings.catch_warnings():
-            ignore_message_warning()
-            results = ([len(exc.args), 1], [exc.args[0], arg],
-                    [exc.message, arg],
-                    [str(exc), str(arg)], [unicode(exc), unicode(arg)],
-                [repr(exc), exc.__class__.__name__ + repr(exc.args)], [exc[0],
-                arg])
-            self.interface_test_driver(results)
+        results = ([len(exc.args), 1], [exc.args[0], arg], [exc.message, arg],
+                   [str(exc), str(arg)], [unicode(exc), unicode(arg)],
+                   [repr(exc), exc.__class__.__name__ + repr(exc.args)],
+                   [exc[0], arg])
+        self.interface_test_driver(results)
 
+    @ignore_deprecation_warnings
     def test_interface_multi_arg(self):
         # Make sure interface correct when multiple arguments given
         arg_count = 3
         args = tuple(range(arg_count))
         exc = Exception(*args)
-        with warnings.catch_warnings():
-            ignore_message_warning()
-            results = ([len(exc.args), arg_count], [exc.args, args],
-                    [exc.message, ''], [str(exc), str(args)],
-                    [unicode(exc), unicode(args)],
-                    [repr(exc), exc.__class__.__name__ + repr(exc.args)],
-                    [exc[-1], args[-1]])
-            self.interface_test_driver(results)
+        results = ([len(exc.args), arg_count], [exc.args, args],
+                   [exc.message, ''], [str(exc), str(args)],
+                   [unicode(exc), unicode(args)],
+                   [repr(exc), exc.__class__.__name__ + repr(exc.args)],
+                   [exc[-1], args[-1]])
+        self.interface_test_driver(results)
 
+    @ignore_deprecation_warnings
     def test_interface_no_arg(self):
         # Make sure that with no args that interface is correct
         exc = Exception()
-        with warnings.catch_warnings():
-            ignore_message_warning()
-            results = ([len(exc.args), 0], [exc.args, tuple()],
-                    [exc.message, ''],
-                    [str(exc), ''], [unicode(exc), u''],
-                    [repr(exc), exc.__class__.__name__ + '()'], [True, True])
-            self.interface_test_driver(results)
+        results = ([len(exc.args), 0], [exc.args, tuple()],
+                   [exc.message, ''],
+                   [str(exc), ''], [unicode(exc), u''],
+                   [repr(exc), exc.__class__.__name__ + '()'], [True, True])
+        self.interface_test_driver(results)
 
 
     def test_message_deprecation(self):
@@ -179,6 +186,7 @@ class UsageTests(unittest.TestCase):
             self.fail("TypeError expected when catching %s as specified in a "
                         "tuple" % type(object_))
 
+    @ignore_deprecation_warnings
     def test_raise_classic(self):
         # Raising a classic class is okay (for now).
         class ClassicClass:
@@ -194,7 +202,7 @@ class UsageTests(unittest.TestCase):
         except ClassicClass:
             pass
         except:
-            self.fail("unable to raise class class instance")
+            self.fail("unable to raise classic class instance")
 
     def test_raise_new_style_non_exception(self):
         # You cannot raise a new-style class that does not inherit from