fix inheritance in test
@@ -123,7 +123,7 @@ class BlackrockRecordingTest(RecordingCommonTestSuite, unittest.TestCase):
('blackrock/blackrock_2_1/l101210-001.ns2', {'stream_id': '2'}),
('blackrock/blackrock_2_1/l101210-001.ns2', {'stream_id': '5'}),
]
-class BlackrockSortingTest(RecordingCommonTestSuite, unittest.TestCase):
+class BlackrockSortingTest(SortingCommonTestSuite, unittest.TestCase):
ExtractorClass = BlackrockSortingExtractor
downloads = ['blackrock']
entities = [
