[at-spi2-core: 16/17] Test GetChildren for an empty registry

[Federico Mena Quintero <federico src gnome org>]

commit 8ce42e9f37b1c9f60c7ae4d95c7f51b51a7dacf2
Author: Federico Mena Quintero <federico gnome org>
Date:   Tue Oct 11 19:19:10 2022 -0500

    Test GetChildren for an empty registry

 tests/registryd/test_root_accessible.py | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/tests/registryd/test_root_accessible.py b/tests/registryd/test_root_accessible.py
index 8a4d5dea..930ecd11 100644
--- a/tests/registryd/test_root_accessible.py
+++ b/tests/registryd/test_root_accessible.py
@@ -32,6 +32,9 @@ def test_get_child_at_index_for_empty_registry(registry_root, session_manager):
     (name, path) = registry_root.GetChildAtIndex(0, dbus_interface=ACCESSIBLE_IFACE)
     assert path == '/org/a11y/atspi/null'
 
+def test_get_children_for_empty_registry(registry_root, session_manager):
+    assert len(registry_root.GetChildren(dbus_interface=ACCESSIBLE_IFACE)) == 0
+
 def test_root_get_index_in_parent(registry_root, session_manager):
     # The registry root is always index 0
     assert registry_root.GetIndexInParent(dbus_interface=ACCESSIBLE_IFACE) == 0