[at-spi2-core: 37/47] Test ChildCount on an empty registry

[Federico Mena Quintero <federico src gnome org>]

commit 89422fb5aaa10a99b3d9d0e576551fdd4d111a27
Author: Federico Mena Quintero <federico gnome org>
Date:   Tue Jul 12 12:38:24 2022 -0500

    Test ChildCount on an empty registry

 tests/registryd/test_registry_startup.py | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/tests/registryd/test_registry_startup.py b/tests/registryd/test_registry_startup.py
index cd3afac3..4b69046e 100644
--- a/tests/registryd/test_registry_startup.py
+++ b/tests/registryd/test_registry_startup.py
@@ -12,3 +12,6 @@ def test_accessible_iface_properties(registry, session_manager):
 
     for prop_name, expected in values:
         assert get_property(registry, ACCESSIBLE_IFACE, prop_name) == expected
+
+def test_empty_registry_has_zero_children(registry, session_manager):
+    assert get_property(registry, ACCESSIBLE_IFACE, 'ChildCount') == 0