Harden 'test_list_entry_with_unregistered' against 429 errors. (googleapis#6181)

tseaver · web-flow · commit 822143b1e4e6 · 2018-10-09T13:35:59.000-04:00
Closes googleapis#5759.
diff --git a/logging/tests/system/test_system.py b/logging/tests/system/test_system.py
@@ -132,7 +132,10 @@ def test_list_entry_with_unregistered(self):
         filter_ = self.TYPE_FILTER.format(type_url)
         entry_iter = iter(
             Config.CLIENT.list_entries(page_size=1, filter_=filter_))
-        protobuf_entry = next(entry_iter)
+
+        retry = RetryErrors(TooManyRequests)
+        protobuf_entry = retry(lambda: next(entry_iter))()
+
         self.assertIsInstance(protobuf_entry, entries.ProtobufEntry)
         if Config.CLIENT._use_grpc:
             self.assertIsNone(protobuf_entry.payload)
