make test: fix RETRIES when setUpClass throws

[vpp.git] / test / run_tests.py

diff --git a/test/run_tests.py b/test/run_tests.py
index 3476ef0..c21acab 100644 (file)
--- a/test/run_tests.py
+++ b/test/run_tests.py
@@ -52,7 +52,10 @@ class Filter_by_class_list:
 
 def suite_from_failed(suite, failed):
     filter_cb = Filter_by_class_list(failed)
-    return VppTestRunner.filter_tests(suite, filter_cb)
+    suite = VppTestRunner.filter_tests(suite, filter_cb)
+    if 0 == suite.countTestCases():
+        raise Exception("Suite is empty after filtering out the failed tests!")
+    return suite
 
 
 def run_forked(suite):