From fd80148d935a339c96033cb8cff9ce0c7037f986 Mon Sep 17 00:00:00 2001
From: Jean-Paul Calderone <exarkun@twistedmatrix.com>
Date: Wed, 17 Nov 2021 12:31:22 -0500
Subject: [PATCH] the activity observer doesn't get shown empty buckets

so don't expect to see empty lists in the tests
---
 src/_zkapauthorizer/tests/test_lease_maintenance.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/_zkapauthorizer/tests/test_lease_maintenance.py b/src/_zkapauthorizer/tests/test_lease_maintenance.py
index 4ac9c06..8734528 100644
--- a/src/_zkapauthorizer/tests/test_lease_maintenance.py
+++ b/src/_zkapauthorizer/tests/test_lease_maintenance.py
@@ -642,7 +642,8 @@ class MaintainLeasesFromRootTests(TestCase):
                 except KeyError:
                     continue
                 else:
-                    expected.append(list(stat.size for stat in shares.values()))
+                    if shares:
+                        expected.append(list(stat.size for stat in shares.values()))
 
         # The visit order doesn't matter.
         expected.sort()
-- 
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