Fix an unorderable types error (if python 3)

Change-Id: I07c5a548f10a1779faead4d9c596a1976aff8866
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/functest/core/testcase.py b/functest/core/testcase.py
index d8b63ef..4316152 100644 (file)
--- a/functest/core/testcase.py
+++ b/functest/core/testcase.py
@@ -94,6 +94,7 @@ class TestCase(object):
         """
         try:
             assert self.criteria
+            assert self.result is not None
             if (not isinstance(self.result, str) and
                     not isinstance(self.criteria, str)):
                 if self.result >= self.criteria: