--- a/tests/test-topic-stack.t	Fri Oct 20 12:04:45 2017 +0200
+++ b/tests/test-topic-stack.t	Sun Oct 15 00:03:59 2017 +0530
@@ -72,7 +72,7 @@
   ### topic: other
   ### target: default (branch)
   (stack is empty)
-  t0^ c_b (base)
+  t0^ c_b (current base)
 
   $ hg up foo
   switching to topic foo
@@ -232,7 +232,7 @@
   $ hg stack
   ### target: default (branch)
   (stack is empty)
-  b0^ c_f (base)
+  b0^ c_f (current base)
 
 Test "t#" reference
 -------------------
@@ -424,7 +424,7 @@
   ### target: default (branch)
   t6: c_h
   t5: c_g
-  t2^ c_D (base)
+  t2^ c_D (current base)
   t4$ c_f (unstable)
   t3$ c_e (unstable)
   t2@ c_D (current)
@@ -716,7 +716,7 @@
   t2$ c_G (unstable)
     ^ c_F
   t1$ c_D (current unstable)
-  t0^ c_C (base)
+  t0^ c_C (unstable base)
 
 more obsolescence
 
@@ -790,7 +790,7 @@
   t2$ c_G (unstable)
     ^ c_F
   t1$ c_D (current unstable)
-  t0^ c_C (base)
+  t0^ c_C (unstable base)
 
 Test stack behavior with a split
 --------------------------------