make test: improve stability

[vpp.git] / test / util.py

diff --git a/test/util.py b/test/util.py
index ae887a5..a648490 100644 (file)
--- a/test/util.py
+++ b/test/util.py
@@ -1,3 +1,5 @@
+""" test framework utilities """
+
 import socket
 import sys
 from abc import abstractmethod, ABCMeta
@@ -41,7 +43,8 @@ def ip4_range(ip4, s, e):
 
 def ip4n_range(ip4n, s, e):
     ip4 = socket.inet_ntop(socket.AF_INET, ip4n)
-    return (socket.inet_pton(socket.AF_INET, ip) for ip in ip4_range(ip4, s, e))
+    return (socket.inet_pton(socket.AF_INET, ip)
+            for ip in ip4_range(ip4, s, e))
 
 
 class NumericConstant(object):
@@ -75,19 +78,24 @@ class Host(object):
 
     @property
     def ip4(self):
-        """ IPv4 address """
+        """ IPv4 address - string """
         return self._ip4
 
     @property
     def ip4n(self):
-        """ IPv4 address """
+        """ IPv4 address of remote host - raw, suitable as API parameter."""
         return socket.inet_pton(socket.AF_INET, self._ip4)
 
     @property
     def ip6(self):
-        """ IPv6 address """
+        """ IPv6 address - string """
         return self._ip6
 
+    @property
+    def ip6n(self):
+        """ IPv6 address of remote host - raw, suitable as API parameter."""
+        return socket.inet_pton(socket.AF_INET6, self._ip6)
+
     def __init__(self, mac=None, ip4=None, ip6=None):
         self._mac = mac
         self._ip4 = ip4