X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Futil.py;h=643377f5740c8916b986554f80feebf7bde65cd0;hb=refs%2Fchanges%2F71%2F3871%2F5;hp=6e7e275cddcaca8f56a211c4c4bf447c8f1a6f9d;hpb=86fb04db3ec3979f20111bf4dfa945a1fa2275d4;p=vpp.git

diff --git a/test/util.py b/test/util.py
index 6e7e275cddc..643377f5740 100644
--- a/test/util.py
+++ b/test/util.py
@@ -1,4 +1,18 @@
 import socket
+import sys
+from cStringIO import StringIO
+
+
+def ppp(headline, packet):
+    """ Return string containing the output of scapy packet.show() call. """
+    o = StringIO()
+    old_stdout = sys.stdout
+    sys.stdout = o
+    print(headline)
+    packet.show()
+    sys.stdout = old_stdout
+    return o.getvalue()
+
 
 class Host(object):
     """ Generic test host "connected" to VPPs interface. """