label cleanup periodic job

awx/main/tests/unit/test_tasks.py

@@ -0,0 +1,12 @@
+from awx.main.tasks import run_label_cleanup
+
+def test_run_label_cleanup(mocker):
+    qs = mocker.Mock(**{'count.return_value': 3, 'delete.return_value': None})
+    mock_label = mocker.patch('awx.main.models.label.Label.get_orphaned_labels',return_value=qs)
+
+    ret = run_label_cleanup()
+
+    mock_label.assert_called_with()
+    qs.delete.assert_called_with()
+    assert 3 == ret
+