Test framework: StringIO fixes for Python3

Add 2/3 support to binarytomac and mactobinary and move to vpp_mac.py

Change-Id: I3dc7e4a24486aee22140c781aae7e44e58935877
Signed-off-by: Ole Troan <ot@cisco.com>

1 files changed, 19 insertions, 0 deletions

diff --git a/test/test_util.py b/test/test_util.py
new file mode 100755
index 00000000000..49095d85931
--- /dev/null
+++ b/test/test_util.py
@@ -0,0 +1,19 @@
+#!/usr/bin/env python
+"""Test framework utilitty functions tests"""
+
+import unittest
+from framework import VppTestCase, VppTestRunner
+from vpp_mac import mactobinary, binarytomac
+
+
+class TestUtil (VppTestCase):
+    """ MAC to binary and back """
+    def test_mac_to_binary(self):
+        mac = 'aa:bb:cc:dd:ee:ff'
+        b = mactobinary(mac)
+        mac2 = binarytomac(b)
+        self.assertEqual(type(mac), type(mac2))
+        self.assertEqual(mac2, mac)
+
+if __name__ == '__main__':
+    unittest.main(testRunner=VppTestRunner)