Merged revisions 84650 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/branches/py3k

........
  r84650 | antoine.pitrou | 2010-09-09 15:31:46 +0200 (jeu., 09 sept. 2010) | 4 lines

  Use transient_internet() where appropriate in test_ssl
  (svn.python.org is sometimes unavailable)
........

Lib/test/test_ssl.py

@@ -181,102 +181,100 @@ class BasicSocketTests(unittest.TestCase):
 
 
 class NetworkedTests(unittest.TestCase):
-    def setUp(self):
-        self.old_timeout = socket.getdefaulttimeout()
-        socket.setdefaulttimeout(30)
-
-    def tearDown(self):
-        socket.setdefaulttimeout(self.old_timeout)
 
     def test_connect(self):
-        s = ssl.wrap_socket(socket.socket(socket.AF_INET),
-                            cert_reqs=ssl.CERT_NONE)
-        s.connect(("svn.python.org", 443))
-        c = s.getpeercert()
-        if c:
-            self.fail("Peer cert %s shouldn't be here!")
-        s.close()
-
-        # this should fail because we have no verification certs
-        s = ssl.wrap_socket(socket.socket(socket.AF_INET),
-                            cert_reqs=ssl.CERT_REQUIRED)
-        try:
+        with test_support.transient_internet("svn.python.org"):
+            s = ssl.wrap_socket(socket.socket(socket.AF_INET),
+                                cert_reqs=ssl.CERT_NONE)
             s.connect(("svn.python.org", 443))
-        except ssl.SSLError:
-            pass
-        finally:
+            c = s.getpeercert()
+            if c:
+                self.fail("Peer cert %s shouldn't be here!")
             s.close()
 
-        # this should succeed because we specify the root cert
-        s = ssl.wrap_socket(socket.socket(socket.AF_INET),
-                            cert_reqs=ssl.CERT_REQUIRED,
-                            ca_certs=SVN_PYTHON_ORG_ROOT_CERT)
-        try:
-            s.connect(("svn.python.org", 443))
-        finally:
-            s.close()
+            # this should fail because we have no verification certs
+            s = ssl.wrap_socket(socket.socket(socket.AF_INET),
+                                cert_reqs=ssl.CERT_REQUIRED)
+            try:
+                s.connect(("svn.python.org", 443))
+            except ssl.SSLError:
+                pass
+            finally:
+                s.close()
+
+            # this should succeed because we specify the root cert
+            s = ssl.wrap_socket(socket.socket(socket.AF_INET),
+                                cert_reqs=ssl.CERT_REQUIRED,
+                                ca_certs=SVN_PYTHON_ORG_ROOT_CERT)
+            try:
+                s.connect(("svn.python.org", 443))
+            finally:
+                s.close()
 
     @unittest.skipIf(os.name == "nt", "Can't use a socket as a file under Windows")
     def test_makefile_close(self):
         # Issue #5238: creating a file-like object with makefile() shouldn't
         # delay closing the underlying "real socket" (here tested with its
         # file descriptor, hence skipping the test under Windows).
-        ss = ssl.wrap_socket(socket.socket(socket.AF_INET))
-        ss.connect(("svn.python.org", 443))
-        fd = ss.fileno()
-        f = ss.makefile()
-        f.close()
-        # The fd is still open
-        os.read(fd, 0)
-        # Closing the SSL socket should close the fd too
-        ss.close()
-        gc.collect()
-        with self.assertRaises(OSError) as e:
+        with test_support.transient_internet("svn.python.org"):
+            ss = ssl.wrap_socket(socket.socket(socket.AF_INET))
+            ss.connect(("svn.python.org", 443))
+            fd = ss.fileno()
+            f = ss.makefile()
+            f.close()
+            # The fd is still open
             os.read(fd, 0)
-        self.assertEqual(e.exception.errno, errno.EBADF)
+            # Closing the SSL socket should close the fd too
+            ss.close()
+            gc.collect()
+            with self.assertRaises(OSError) as e:
+                os.read(fd, 0)
+            self.assertEqual(e.exception.errno, errno.EBADF)
 
     def test_non_blocking_handshake(self):
-        s = socket.socket(socket.AF_INET)
-        s.connect(("svn.python.org", 443))
-        s.setblocking(False)
-        s = ssl.wrap_socket(s,
-                            cert_reqs=ssl.CERT_NONE,
-                            do_handshake_on_connect=False)
-        count = 0
-        while True:
-            try:
-                count += 1
-                s.do_handshake()
-                break
-            except ssl.SSLError, err:
-                if err.args[0] == ssl.SSL_ERROR_WANT_READ:
-                    select.select([s], [], [])
-                elif err.args[0] == ssl.SSL_ERROR_WANT_WRITE:
-                    select.select([], [s], [])
-                else:
-                    raise
-        s.close()
-        if test_support.verbose:
-            sys.stdout.write("\nNeeded %d calls to do_handshake() to establish session.\n" % count)
+        with test_support.transient_internet("svn.python.org"):
+            s = socket.socket(socket.AF_INET)
+            s.connect(("svn.python.org", 443))
+            s.setblocking(False)
+            s = ssl.wrap_socket(s,
+                                cert_reqs=ssl.CERT_NONE,
+                                do_handshake_on_connect=False)
+            count = 0
+            while True:
+                try:
+                    count += 1
+                    s.do_handshake()
+                    break
+                except ssl.SSLError, err:
+                    if err.args[0] == ssl.SSL_ERROR_WANT_READ:
+                        select.select([s], [], [])
+                    elif err.args[0] == ssl.SSL_ERROR_WANT_WRITE:
+                        select.select([], [s], [])
+                    else:
+                        raise
+            s.close()
+            if test_support.verbose:
+                sys.stdout.write("\nNeeded %d calls to do_handshake() to establish session.\n" % count)
 
     def test_get_server_certificate(self):
-        pem = ssl.get_server_certificate(("svn.python.org", 443))
-        if not pem:
-            self.fail("No server certificate on svn.python.org:443!")
+        with test_support.transient_internet("svn.python.org"):
+            pem = ssl.get_server_certificate(("svn.python.org", 443))
+            if not pem:
+                self.fail("No server certificate on svn.python.org:443!")
 
-        try:
-            pem = ssl.get_server_certificate(("svn.python.org", 443), ca_certs=CERTFILE)
-        except ssl.SSLError:
-            #should fail
-            pass
-        else:
-            self.fail("Got server certificate %s for svn.python.org!" % pem)
+            try:
+                pem = ssl.get_server_certificate(("svn.python.org", 443), ca_certs=CERTFILE)
+            except ssl.SSLError:
+                #should fail
+                pass
+            else:
+                self.fail("Got server certificate %s for svn.python.org!" % pem)
 
-        pem = ssl.get_server_certificate(("svn.python.org", 443), ca_certs=SVN_PYTHON_ORG_ROOT_CERT)
-        if not pem:
-            self.fail("No server certificate on svn.python.org:443!")
-        if test_support.verbose:
-            sys.stdout.write("\nVerified certificate for svn.python.org:443 is\n%s\n" % pem)
+            pem = ssl.get_server_certificate(("svn.python.org", 443), ca_certs=SVN_PYTHON_ORG_ROOT_CERT)
+            if not pem:
+                self.fail("No server certificate on svn.python.org:443!")
+            if test_support.verbose:
+                sys.stdout.write("\nVerified certificate for svn.python.org:443 is\n%s\n" % pem)
 
     def test_algorithms(self):
         # Issue #8484: all algorithms should be available when verifying a