Added test case for pythonGH-100374.

MTAwsl · Dec 21, 2022 · 2034fab · 2034fab
1 parent 7f5cd30
commit 2034fab
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/Lib/test/test_socket.py b/Lib/test/test_socket.py
@@ -1769,6 +1769,10 @@ def test_getaddrinfo_ipv6_basic(self):
         )
         self.assertEqual(sockaddr, ('ff02::1de:c0:face:8d', 1234, 0, 0))
 
+    def test_getfqdn_filter_localhost(self):
+        self.assertEqual(socket.getfqdn(), socket.getfqdn("0.0.0.0"))
+        self.assertEqual(socket.getfqdn(), socket.getfqdn("::"))
+
     @unittest.skipUnless(socket_helper.IPV6_ENABLED, 'IPv6 required for this test.')
     @unittest.skipIf(sys.platform == 'win32', 'does not work on Windows')
     @unittest.skipIf(AIX, 'Symbolic scope id does not work')