diff -r 9d9ff55d1bb1 -r 68aeeb4d4b8f tests/test-drop.t
--- a/tests/test-drop.t	Tue Nov 14 23:11:00 2017 +0100
+++ b/tests/test-drop.t	Tue Nov 14 23:15:18 2017 +0100
@@ -178,7 +178,7 @@
   $ hg commit --amend
   $ summary
   ============ graph ==============
-  @  changeset:   3:a2c06c884bfe
+  @  changeset:   4:a2c06c884bfe
   |  tag:         tip
   |  parent:      1:19509a42b0d0
   |  user:        test
@@ -196,17 +196,23 @@
      summary:     add base
   
   ============ hidden =============
-  @  changeset:   3:a2c06c884bfe
+  @  changeset:   4:a2c06c884bfe
   |  tag:         tip
   |  parent:      1:19509a42b0d0
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     add child
   |
+  | x  changeset:   3:87ea30a976fd
+  | |  user:        test
+  | |  date:        Thu Jan 01 00:00:00 1970 +0000
+  | |  obsolete:    pruned
+  | |  summary:     temporary amend commit for 34b6c051bf1f
+  | |
   | x  changeset:   2:34b6c051bf1f
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    amended using amend as 3:a2c06c884bfe
+  |    obsolete:    amended as a2c06c884bfe
   |    summary:     add child
   |
   o  changeset:   1:19509a42b0d0
@@ -221,6 +227,7 @@
   
   ============ obsmark ============
   34b6c051bf1f78db6aef400776de5cb964470207 a2c06c884bfe53d3840026248bd8a7eafa152df8 0 (*) {'ef1': '*', 'user': 'test'} (glob)
+  87ea30a976fdf235bf096f04899cb02a903873e2 0 {34b6c051bf1f78db6aef400776de5cb964470207} (*) {'ef1': '*', 'user': 'test'} (glob)
   $ hg drop .
   0 files updated, 0 files merged, 1 files removed, 0 files unresolved
   working directory now at 19509a42b0d0