Do not include tests with a negative priority.
diff --git a/tests/oft b/tests/oft
index f59e99d..193b7a4 100755
--- a/tests/oft
+++ b/tests/oft
@@ -468,7 +468,8 @@
         desc = mod.__doc__.strip()
         desc = desc.split('\n')[0]
         for test in config["all_tests"][mod]:
-            print "%s.%s" % (mod.__name__, test)
+            if test_prio_get(mod, test) >= 0:
+                print "%s.%s" % (mod.__name__, test)
     sys.exit(0)
 
 # Generate the test suite