--- a/tests/test-obsolete.t Sat Apr 14 00:41:44 2018 -0400
+++ b/tests/test-obsolete.t Mon Mar 26 17:00:12 2018 +0800
@@ -1044,6 +1044,15 @@
orphan: obsolete parent 3de5eca88c00aa039da7399a220f4a5221faa585
phase-divergent: immutable predecessor 245bde4270cd1072a27757984f9cda8ba26f08ca
+test whyunstable template keyword
+
+ $ hg log -r 50c51b361e60 -T '{whyunstable}\n'
+ orphan: obsolete parent 3de5eca88c00
+ phase-divergent: immutable predecessor 245bde4270cd
+ $ hg log -r 50c51b361e60 -T '{whyunstable%"{instability}: {reason} {node}\n"}'
+ orphan: obsolete parent 3de5eca88c00aa039da7399a220f4a5221faa585
+ phase-divergent: immutable predecessor 245bde4270cd1072a27757984f9cda8ba26f08ca
+
#if serve
$ hg serve -n test -p $HGPORT -d --pid-file=hg.pid -A access.log -E errors.log