skip IPv6 test if host doesn't have IPv6

Signed-off-by: Matt Cipperly <[email protected]>

Author: mcipperly

tests/test_sender.py

@@ -293,6 +293,12 @@ def recv(self, bufsize, flags=0):
                 self._sender.socket = old_sock
 
     def test_ipv6_only(self):
+        # Test if our host supports IPv6 before running this test
+        try:
+            socket.gethostbyaddr('::1')
+        except socket.gaierror:
+            self.skipTest("Host does not support IPv6, cannot run this test")
+
         self.tearDown()
 
         real_getaddrinfo = socket.getaddrinfo