tests: check vgsplit works with cache

test/shell/vgsplit-cache.sh

@@ -0,0 +1,71 @@
+#!/usr/bin/env bash
+
+# Copyright (C) 2019 Red Hat, Inc. All rights reserved.
+#
+# This copyrighted material is made available to anyone wishing to use,
+# modify, copy, or redistribute it subject to the terms and conditions
+# of the GNU General Public License v.2.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software Foundation,
+# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+
+# Test vgsplit command options with cached volumes
+
+SKIP_WITH_LVMLOCKD=1
+SKIP_WITH_LVMPOLLD=1
+
+. lib/inittest
+
+aux have_cache 1 3 0 || skip
+
+aux prepare_vg 7
+
+lvcreate -L5 -n $lv2 $vg "$dev2"
+lvcreate -L5 -n $lv3 $vg "$dev3"
+lvconvert -y --type cache-pool --poolmetadata $vg/$lv2 $vg/$lv3
+
+# Cannot split data and metadata from cache-pool
+fail vgsplit $vg $vg1 "$dev2" 2>&1 | tee err
+grep "Cannot split cache pool data" err
+
+fail vgsplit $vg $vg1 "$dev3" 2>&1 | tee err
+grep "Cannot split cache pool data" err
+
+# Cache $lv1
+lvcreate -L1 -n $lv1 $vg "$dev1"
+lvconvert -y --cache --cachepool $vg/$lv3  $vg/$lv1
+
+
+
+# Cannot move active cache
+fail vgsplit $vg $vg1 "$dev1" "$dev2" "$dev3" 2>&1 | tee err
+grep "must be inactive" err
+
+vgchange -an $vg
+
+
+# Try spliting component into separe VG
+fail vgsplit $vg $vg1 "$dev1" 2>&1 | tee err
+grep "Cannot split cache origin" err
+
+fail vgsplit $vg $vg1 "$dev2" 2>&1 | tee err
+grep "Cannot split cache origin" err
+
+fail vgsplit $vg $vg1 "$dev3" 2>&1 | tee err
+grep "Cannot split cache origin" err
+
+fail vgsplit $vg $vg1 "$dev1" "$dev2" 2>&1 | tee err
+grep "Cannot split cache origin" err
+
+fail vgsplit $vg $vg1 "$dev2" "$dev3" 2>&1 | tee err
+
+# Finaly something that should pass
+vgsplit $vg $vg1 "$dev1" "$dev2" "$dev3"
+
+vgs $vg $vg1
+
+test 4 -eq "$(get vg_field $vg pv_count)"
+test 3 -eq "$(get vg_field $vg1 pv_count)"
+
+vgremove -ff $vg $vg1