--- a/tests/test-uncommit.t Tue Jul 11 11:12:23 2017 +0200
+++ b/tests/test-uncommit.t Tue Jul 11 11:58:07 2017 +0200
@@ -362,3 +362,25 @@
$ hg cat b --rev .
b
b
+
+Test message update
+
+ $ hg log -r .
+ changeset: 12:912ed871207c
+ branch: bar
+ tag: tip
+ parent: 7:4f1c269eab68
+ user: test
+ date: Thu Jan 01 00:00:00 1970 +0000
+ summary: touncommit
+
+ $ hg uncommit -m 'to-uncommit' d
+ $ hg log -r .
+ changeset: 13:dfe358c8c130
+ branch: bar
+ tag: tip
+ parent: 7:4f1c269eab68
+ user: test
+ date: Thu Jan 01 00:00:00 1970 +0000
+ summary: to-uncommit
+