bpo-33789, test_asyncio: Hide PendingDeprecationWarning (GH-7461)

Hide PendingDeprecationWarning in test__register_task_3().

bpo-33789, test_asyncio: Hide PendingDeprecationWarning (GH-7461)
Hide PendingDeprecationWarning in test__register_task_3().
7ed61e94 · Victor Stinner · GitHub · 0eba7c39 · 7ed61e94
Commit 7ed61e94 authored Jun 07, 2018 by Victor Stinner Committed by GitHub Jun 07, 2018
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Lib/test/test_asyncio/test_tasks.py Lib/test/test_asyncio/test_tasks.py +2 -1

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--- a/Lib/test/test_asyncio/test_tasks.py
+++ b/Lib/test/test_asyncio/test_tasks.py
@@ -2613,7 +2613,8 @@ class BaseTaskIntrospectionTests:
        self.assertEqual(asyncio.all_tasks(loop), set())
        self._register_task(task)
        self.assertEqual(asyncio.all_tasks(loop), set())
-        self.assertEqual(asyncio.Task.all_tasks(loop), {task})
+        with self.assertWarns(PendingDeprecationWarning):
+            self.assertEqual(asyncio.Task.all_tasks(loop), {task})
        self._unregister_task(task)

    def test__enter_task(self):