[3.13] gh-127258: Fix asyncio test_staggered_race_with_eager_tasks() (GH-127358) (#127401)

miss-islington · vstinner · web-flow · commit 1056f38b3a94 · 2024-11-29T11:01:59.000Z
gh-127258: Fix asyncio test_staggered_race_with_eager_tasks() (GH-127358) Replace the sleep(2) with a task which is blocked forever. (cherry picked from commit bfabf96) Co-authored-by: Victor Stinner <vstinner@python.org>
diff --git a/Lib/test/test_asyncio/test_eager_task_factory.py b/Lib/test/test_asyncio/test_eager_task_factory.py
@@ -220,10 +220,14 @@ async def fail():
             await asyncio.sleep(0)
             raise ValueError("no good")
 
+        async def blocked():
+            fut = asyncio.Future()
+            await fut
+
         async def run():
             winner, index, excs = await asyncio.staggered.staggered_race(
                 [
-                    lambda: asyncio.sleep(2, result="sleep2"),
+                    lambda: blocked(),
                     lambda: asyncio.sleep(1, result="sleep1"),
                     lambda: fail()
                 ],
