--- a/tests/test-bookmarks.t Tue Jul 14 16:23:57 2015 +0100
+++ b/tests/test-bookmarks.t Tue Jul 14 18:50:20 2015 -0500
@@ -673,6 +673,31 @@
date: Thu Jan 01 00:00:00 1970 +0000
summary: 0
+test non-linear update not clearing active bookmark
+
+ $ hg up 1
+ 1 files updated, 0 files merged, 2 files removed, 0 files unresolved
+ (leaving bookmark four)
+ $ hg book drop
+ $ hg up -C
+ 1 files updated, 0 files merged, 1 files removed, 0 files unresolved
+ (leaving bookmark drop)
+ $ hg sum
+ parent: 2:db815d6d32e6
+ 2
+ branch: default
+ bookmarks: should-end-on-two
+ commit: 2 unknown (clean)
+ update: 1 new changesets, 2 branch heads (merge)
+ phases: 4 draft
+ $ hg book
+ drop 1:925d80f479bb
+ four 3:9ba5f110a0b3
+ should-end-on-two 2:db815d6d32e6
+ $ hg book -d drop
+ $ hg up four
+ 1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+ (activating bookmark four)
test clearing divergent bookmarks of linear ancestors