@@ -1472,6 +1472,14 @@ def setUp(self):
14721472f .write (self .tls_password .encode ())
14731473self .addCleanup (os_helper .unlink ,self .tls_password_file )
14741474
1475+ @unittest .skipIf (ssl is None ,"requires ssl" )
1476+ def get_ssl_context (self ):
1477+ context = ssl .create_default_context ()
1478+ # allow self-signed certificates
1479+ context .check_hostname = False
1480+ context .verify_mode = ssl .CERT_NONE
1481+ return context
1482+
14751483def fetch_file (self ,path ,context = None ):
14761484req = urllib .request .Request (path ,method = 'GET' )
14771485with urllib .request .urlopen (req ,context = context )as res :
@@ -1506,8 +1514,7 @@ def wait_for_server(self, proc, protocol, port, bind, timeout=50):
15061514return False
15071515
15081516def test_http_client (self ):
1509- port = find_unused_port ()
1510- bind = '127.0.0.1'
1517+ _ , (bind ,port )= server ._get_best_family (None ,find_unused_port ())
15111518proc = spawn_python ('-u' ,'-m' ,'http.server' ,str (port ),'-b' ,bind ,
15121519bufsize = 1 ,text = True )
15131520self .addCleanup (kill_python ,proc )
@@ -1516,15 +1523,8 @@ def test_http_client(self):
15161523res = self .fetch_file (f'http://{ bind } { port } { self .served_file_name } )
15171524self .assertEqual (res ,self .served_data )
15181525
1519- @unittest .skipIf (ssl is None ,"requires ssl" )
15201526def test_https_client (self ):
1521- context = ssl .create_default_context ()
1522- # allow self-signed certificates
1523- context .check_hostname = False
1524- context .verify_mode = ssl .CERT_NONE
1525-
1526- port = find_unused_port ()
1527- bind = '127.0.0.1'
1527+ _ , (bind ,port )= server ._get_best_family (None ,find_unused_port ())
15281528proc = spawn_python ('-u' ,'-m' ,'http.server' ,str (port ),'-b' ,bind ,
15291529'--tls-cert' ,self .tls_cert ,
15301530'--tls-key' ,self .tls_key ,
@@ -1533,8 +1533,8 @@ def test_https_client(self):
15331533self .addCleanup (kill_python ,proc )
15341534self .addCleanup (proc .terminate )
15351535self .assertTrue (self .wait_for_server (proc ,'https' ,port ,bind ))
1536- res = self . fetch_file ( f'https://{ bind } { port } { self .served_file_name } ,
1537- context = context )
1536+ url = f'https://{ bind } { port } { self .served_file_name }
1537+ res = self . fetch_file ( url , context = self . get_ssl_context () )
15381538self .assertEqual (res ,self .served_data )
15391539
15401540