From c7dbfb43c493c790c0869cde13b322eba0fce0b4 Mon Sep 17 00:00:00 2001
From: Petr Rockai <prockai@redhat.com>
Date: Thu, 19 Nov 2009 13:55:40 +0000
Subject: [PATCH] Add a basic test for snapshots of mirrors, thanks to Jon
 Brassow.

---
 test/t-snapshots-of-mirrors.sh | 35 ++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 test/t-snapshots-of-mirrors.sh

diff --git a/test/t-snapshots-of-mirrors.sh b/test/t-snapshots-of-mirrors.sh
new file mode 100644
index 000000000..0457da714
--- /dev/null
+++ b/test/t-snapshots-of-mirrors.sh
@@ -0,0 +1,35 @@
+. ./test-utils.sh
+
+prepare_vg 4
+
+# Create snapshot of a mirror origin
+lvcreate -m 1 -L 10M -n lv $vg
+lvcreate -s $vg/lv -L 10M -n snap
+
+# Down-convert (mirror -> linear) under a snapshot
+lvconvert -m0 $vg/lv
+
+# Up-convert (linear -> mirror)
+lvconvert -m2 $vg/lv
+
+# Down-convert (mirror -> mirror)
+lvconvert -m1 $vg/lv
+
+# Up-convert (mirror -> mirror) -- Not supported!
+not lvconvert -m2 $vg/lv
+
+# Log conversion (disk -> core)
+lvconvert --mirrorlog core $vg/lv
+
+# Log conversion (core -> redundant) -- Not available yet!
+not lvconvert --mirrorlog redundant $vg/lv
+
+# Log conversion (redundant -> core) -- Not available yet!
+# Note: Uncomment this command when the above works
+# not lvconvert --mirrorlog core $vg/lv
+
+# Log conversion (core -> disk)
+lvconvert --mirrorlog disk $vg/lv
+
+# Clean-up
+lvremove -ff $vg
-- 
2.43.5