Set longMessage to True for all tests derived from oeRuntimeTest, in
order to have somewhat info on assertions with cryptic or no messages.
Signed-off-by: Mihai Lindner <mihaix.lindner@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
 
 
 class oeRuntimeTest(unittest.TestCase):
+
+    longMessage = True
     testFailures = []
     testSkipped = []
     testErrors = []
 
 
 class SmartTest(oeRuntimeTest):
 
-    longMessage = True
-
     @skipUnlessPassed('test_smart_help')
     def smart(self, command, expected = 0):
         command = 'smart %s' % command