Add simple test case to repro pvs segfault with duplicate vgnames.

test/t-lvmcache-exercise.sh

@@ -0,0 +1,61 @@
+#!/bin/sh
+# Copyright (C) 2007 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+test_description='Test lvmcache operation'
+privileges_required_=1
+
+. ./test-lib.sh
+
+cleanup_()
+{
+  test -n "$d1" && losetup -d "$d1"
+  test -n "$d2" && losetup -d "$d2"
+  test -n "$d3" && losetup -d "$d3"
+  test -n "$d4" && losetup -d "$d4"
+  test -n "$d5" && losetup -d "$d5"
+  rm -f "$f1" "$f2" "$f3" "$f4" "$f5"
+}
+
+# FIXME: paramaterize lvm1 vs lvm2 metadata; most of these tests should run
+# fine with lvm1 metadata as well; for now, just add disks 5 and 6 as lvm1
+# metadata
+test_expect_success \
+  'set up temp files, loopback devices, PVs, vgnames' \
+  'f1=$(pwd)/1 && d1=$(loop_setup_ "$f1") &&
+   f2=$(pwd)/2 && d2=$(loop_setup_ "$f2") &&
+   f3=$(pwd)/3 && d3=$(loop_setup_ "$f3") &&
+   f4=$(pwd)/4 && d4=$(loop_setup_ "$f4") &&
+   f5=$(pwd)/5 && d5=$(loop_setup_ "$f5") &&
+   vg1=$(this_test_)-test-vg1-$$          &&
+   vg2=$(this_test_)-test-vg2-$$          &&
+   lv1=$(this_test_)-test-lv1-$$          &&
+   lv2=$(this_test_)-test-lv2-$$          &&
+   lv3=$(this_test_)-test-lv3-$$          &&
+   pvcreate $d1 $d2 $d3 $d4 $d5'
+
+#
+# Duplicate vg name should cause warnings (but not segfault!)
+#
+test_expect_success \
+  "Duplicate vg name might cause warnings but should succeed" \
+  'vgcreate $vg1 $d1 &&
+   vgcreate $vg2 $d3 &&
+   losetup -d $d1 &&
+   vgcreate $vg1 $d2 &&
+   losetup $d1 $f1 &&
+   pvs &&
+   pvs'
+
+test_done
+
+# Local Variables:
+# indent-tabs-mode: nil
+# End: