From 06f5cfaeb1d38db0f61e0d8645e179c6921364fb Mon Sep 17 00:00:00 2001
From: Thomas A Caswell <tcaswell@bnl.gov>
Date: Tue, 10 May 2022 17:32:38 -0400
Subject: [PATCH] TST: add another assert to tests

---
 ophyd/tests/test_areadetector.py | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/ophyd/tests/test_areadetector.py b/ophyd/tests/test_areadetector.py
index a27d94756..74830eb7d 100644
--- a/ophyd/tests/test_areadetector.py
+++ b/ophyd/tests/test_areadetector.py
@@ -437,11 +437,14 @@ class MyDetector(SingleTrigger, SimDetector):
 
     det.stage()
     st = det.trigger()
-    while not st.done:
-        time.sleep(.1)
+    st.wait()
     reading = det.read()
+    doc_count = 0
     for name, d in det.collect_asset_docs():
+        doc_count += 1
         getattr(fs2, 'insert_{name}'.format(name=name))(**d)
+    assert doc_count > 0
+
     det.describe()
     det.unstage()