1 files changed, 77 insertions, 0 deletions
diff --git a/tests/kernel/lp-872905.sh b/tests/kernel/lp-872905.sh
new file mode 100755
index 0000000..59244b8
--- /dev/null
+++ b/tests/kernel/lp-872905.sh
@@ -0,0 +1,77 @@
+#!/bin/bash
+#
+# lp-872905: Test for https://launchpad.net/bugs/872905
+# Author: Colin Ian King <colin.king@canonical.com>
+#
+# Copyright (C) 2012 Canonical, Ltd.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# 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_script_dir=$(dirname $0)
+rc=1
+test_dir=""
+
+. ${test_script_dir}/../lib/etl_funcs.sh
+
+test_cleanup()
+{
+	etl_remove_test_dir $test_dir
+	etl_umount
+	etl_lumount
+	etl_unlink_keys
+	exit $rc
+}
+trap test_cleanup 0 1 2 3 15
+
+etl_add_keys || exit
+etl_lmount || exit
+etl_mount_i || exit
+test_dir=$(etl_create_test_dir) || exit
+test_file="${test_dir}/test_file"
+
+lower_test_dir=$(etl_find_lower_path $test_dir)
+if [ $? -ne 0 ]; then
+	exit
+fi
+
+#
+# Fill the lower
+#
+dd if=/dev/zero of=${lower_test_dir}/filler bs=4K > /dev/null 2>&1
+
+#
+# Now attempt to create an upper and see how big it is
+#
+touch $test_file >& /dev/null
+if [ $? -ne 0 ]; then
+	rc=0
+	exit
+fi
+
+lower_test_file=$(etl_find_lower_path $test_file)
+if [ $? -ne 0 ]; then
+	exit
+fi
+
+#
+# We shouldn't have a lower file created of zero bytes size if
+# the bug is fixed
+# 
+sz=$(stat -c%s $lower_test_file)
+if [ $sz -ne 0 ]; then
+	rc=0
+fi
+
+exit