--- a/tests/test-topic-stack.t	Sat May 11 17:14:32 2019 +0800
+++ b/tests/test-topic-stack.t	Fri May 17 17:59:58 2019 +0800
@@ -206,6 +206,13 @@
       }
   ]
 
+  $ hg stack -T '{rev}: [{branch}] [{topic}] {desc}\n'
+  5: [default] [foo] c_f
+  4: [default] [foo] c_e
+  3: [default] [foo] c_d
+  2: [default] [foo] c_c
+  1: [default] [] c_b
+
 check that topics and stack are available even if ui.strict=true
 
   $ hg topics