From fca9dc73e1abcfb2762723a0a7052fd2094eba61 Mon Sep 17 00:00:00 2001
From: fangfengbin <869218239a@zju.edu.cn>
Date: Thu, 19 Mar 2020 11:09:38 +0800
Subject: [PATCH] Fix test_raylet_pending_tasks test case failed (#7636)

---
 python/ray/tests/test_metrics.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/python/ray/tests/test_metrics.py b/python/ray/tests/test_metrics.py
index e04577a3f..200c21887 100644
--- a/python/ray/tests/test_metrics.py
+++ b/python/ray/tests/test_metrics.py
@@ -300,7 +300,10 @@ def test_raylet_pending_tasks(shutdown_only):
         def __init__(self):
             self.a = [ActorRequiringGPU.remote() for i in range(4)]
 
-    ParentActor.remote()
+    # If we do not get ParentActor actor handler, reference counter will
+    # terminate ParentActor.
+    parent_actor = ParentActor.remote()
+    assert parent_actor is not None
 
     def test_pending_actor(ray_addresses):
         webui_url = ray_addresses["webui_url"].replace("localhost",