X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/788b8d7247da8c4592b1f9d482fff4e1509f57f3..149957a7a86cd9fae98edfdc9c797d16656b3684:/services/nodemanager/tests/testutil.py

diff --git a/services/nodemanager/tests/testutil.py b/services/nodemanager/tests/testutil.py
index a17f0882e6..1b6aab3caf 100644
--- a/services/nodemanager/tests/testutil.py
+++ b/services/nodemanager/tests/testutil.py
@@ -119,6 +119,13 @@ class ActorTestMixin(object):
             if result is not unassigned:
                 return result
 
+    def busywait(self, f):
+        n = 0
+        while not f() and n < 10:
+            time.sleep(.1)
+            n += 1
+        self.assertTrue(f())
+
 
 class DriverTestMixin(object):
     def setUp(self):