oeqa/oetest: oeRuntimeTest: enable long messages

Set longMessage to True for all tests derived from oeRuntimeTest, in
order to have somewhat info on assertions with cryptic or no messages.

(From OE-Core rev: e5196ebd6c652431a3b80cdc9f60b752401314f4)

Signed-off-by: Mihai Lindner <mihaix.lindner@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/lib/oeqa/oetest.py

@@ -37,6 +37,8 @@ def runTests(tc):
 
 
 class oeRuntimeTest(unittest.TestCase):
+
+    longMessage = True
     testFailures = []
     testSkipped = []
     testErrors = []

meta/lib/oeqa/runtime/smart.py

@@ -12,8 +12,6 @@ def setUpModule():
 
 class SmartTest(oeRuntimeTest):
 
-    longMessage = True
-
     @skipUnlessPassed('test_smart_help')
     def smart(self, command, expected = 0):
         command = 'smart %s' % command