lsmem: add testcase

Add a single s390 specific test case to verify that the contents of
various output formats do not change in incompatible way if the
lsmem code is changed.

This is based on a patch from Clemens von Mann.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>

3 files changed, 74 insertions, 0 deletions

diff --git a/tests/ts/lsmem/dumps/s390-zvm-6g.tar.bz2 b/tests/ts/lsmem/dumps/s390-zvm-6g.tar.bz2
new file mode 100644
index 000000000..b4dab8ed8
--- /dev/null
+++ b/tests/ts/lsmem/dumps/s390-zvm-6g.tar.bz2
diff --git a/tests/ts/lsmem/lsmem b/tests/ts/lsmem/lsmem
new file mode 100755
index 000000000..7e6e2f959
--- /dev/null
+++ b/tests/ts/lsmem/lsmem
@@ -0,0 +1,52 @@
+#!/bin/bash
+#
+# This file is part of util-linux.
+#
+# This file 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 3 of the License, or
+# (at your option) any later version.
+#
+# This file 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, see <http://www.gnu.org/licenses/>.
+#
+TS_TOPDIR="${0%/*}/../.."
+. $TS_TOPDIR/functions.sh
+
+ts_init "$*"
+
+ts_check_test_command "$TS_CMD_LSMEM"
+
+for dump in $(ls $TS_SELF/dumps/*.tar.bz2 | sort); do
+	name=$(basename $dump .tar.bz2)
+	dumpdir="$TS_OUTDIR/dumps"
+
+	ts_init_subtest $name
+	mkdir -p $dumpdir
+
+	tar -C $dumpdir -jxf $dump
+
+	echo ">lsmem" >>"${TS_OUTPUT}"
+	"${TS_CMD_LSMEM}" -s "${dumpdir}/${name}" >>"${TS_OUTPUT}" 2>&1
+
+	echo >>"${TS_OUTPUT}"
+	echo ">lsmem -a" >>"${TS_OUTPUT}"
+	"${TS_CMD_LSMEM}" -a -s "${dumpdir}/${name}" >>"${TS_OUTPUT}" 2>&1
+
+	echo >>"${TS_OUTPUT}"
+	echo ">lsmem -e" >>"${TS_OUTPUT}"
+	"${TS_CMD_LSMEM}" -e -s "${dumpdir}/${name}" >>"${TS_OUTPUT}" 2>&1
+
+	echo >>"${TS_OUTPUT}"
+	echo ">lsmem -p -a" >>"${TS_OUTPUT}"
+	"${TS_CMD_LSMEM}" -p -a -s "${dumpdir}/${name}" >>"${TS_OUTPUT}" 2>&1
+
+	ts_finalize_subtest
+done
+
+ts_finalize
diff --git a/tests/ts/lsmem/mk-input.sh b/tests/ts/lsmem/mk-input.sh
new file mode 100755
index 000000000..e9a4e7206
--- /dev/null
+++ b/tests/ts/lsmem/mk-input.sh
@@ -0,0 +1,22 @@
+#!/bin/bash
+#
+# This script makes a copy of relevant files from /sys.
+# The files are useful for lscpu(1) regression tests.
+#
+progname=$(basename $0)
+
+if [ -z "$1" ]; then
+	echo -e "\nusage: $progname <testname>\n"
+	exit 1
+fi
+
+TS_NAME="$1"
+TS_DUMP="$TS_NAME"
+CP="cp -r --parent"
+
+mkdir -p $TS_DUMP/sys/devices/system
+
+$CP /sys/devices/system/memory $TS_DUMP
+
+tar jcvf $TS_NAME.tar.bz2 $TS_DUMP
+rm -rf $TS_DUMP