--- a/tests/test-branches.t Sat Apr 20 17:27:24 2019 +0100
+++ b/tests/test-branches.t Tue Apr 16 01:19:58 2019 +0530
@@ -940,3 +940,38 @@
0010: 56 46 78 69 00 00 00 01 |VFxi....|
$ cd ..
+
+Test to make sure that `--close-branch` only works on a branch head:
+--------------------------------------------------------------------
+ $ hg init closebranch
+ $ cd closebranch
+ $ for ch in a b c; do
+ > echo $ch > $ch
+ > hg add $ch
+ > hg ci -m "added "$ch
+ > done;
+
+ $ hg up -r "desc('added b')"
+ 0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+
+trying to close branch from a cset which is not a branch head
+it should abort:
+XXX: it should have aborted here
+ $ hg ci -m "closing branch" --close-branch
+ created new head
+
+ $ hg up 0
+ 0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+ $ hg log -GT "{rev}: {node|short} {desc|firstline}\n\t{branch}\n\n"
+ _ 3: 006876ddd20e closing branch
+ | default
+ |
+ | o 2: 155349b645be added c
+ |/ default
+ |
+ o 1: 5f6d8a4bf34a added b
+ | default
+ |
+ @ 0: 9092f1db7931 added a
+ default
+