tests: (lsfd) add a case for testing SOURCE column for SysV shmem mappings

Signed-off-by: Masatake YAMATO <yamato@redhat.com>

diff --git a/tests/expected/lsfd/column-source-with-root-SysVIPC-shmem b/tests/expected/lsfd/column-source-with-root-SysVIPC-shmem
new file mode 100644 (file)
index 0000000..39e4ce2
--- /dev/null
+++ b/tests/expected/lsfd/column-source-with-root-SysVIPC-shmem
@@ -0,0 +1,2 @@
+  shm  tmpfs
+ASSOC,SOURCE: 0

diff --git a/tests/ts/lsfd/column-source-with-root b/tests/ts/lsfd/column-source-with-root
new file mode 100755 (executable)
index 0000000..cd641cb
--- /dev/null
+++ b/tests/ts/lsfd/column-source-with-root
@@ -0,0 +1,43 @@
+#!/bin/bash
+#
+# Copyright (C) 2023 Masatake YAMATO <yamato@redhat.com>
+#
+# 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 2 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.
+#
+TS_TOPDIR="${0%/*}/../.."
+TS_DESC="SOURCE column (requiring the root privilege)"
+
+. "$TS_TOPDIR"/functions.sh
+ts_init "$*"
+ts_skip_nonroot
+
+. "$TS_SELF/lsfd-functions.bash"
+ts_check_test_command "$TS_CMD_LSFD"
+ts_check_test_command "$TS_HELPER_MKFDS"
+
+ts_cd "$TS_OUTDIR"
+
+EXPR='(NAME =~ "/SYSV.*")'
+ts_init_subtest SysVIPC-shmem
+{
+    coproc MKFDS { "$TS_HELPER_MKFDS" sysvshm; }
+    if read -u ${MKFDS[0]} PID; then
+       ${TS_CMD_LSFD} -p "$PID" -n -o ASSOC,SOURCE -Q "${EXPR}"
+       echo 'ASSOC,SOURCE': $?
+       kill -CONT ${PID}
+    fi
+    wait ${MKFDS_PID}
+} > "$TS_OUTPUT" 2>&1
+ts_finalize_subtest
+
+ts_finalize