1 files changed, 80 insertions, 0 deletions
diff --git a/tests/ts/lsfd/option-pid b/tests/ts/lsfd/option-pid
new file mode 100755
index 0000000..65365bf
--- /dev/null
+++ b/tests/ts/lsfd/option-pid
@@ -0,0 +1,80 @@
+#!/bin/bash
+#
+# Copyright (C) 2021 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="--pid option"
+
+. $TS_TOPDIR/functions.sh
+ts_init "$*"
+ts_skip_nonroot
+
+ts_check_test_command "$TS_CMD_LSFD"
+ts_check_test_command "$TS_HELPER_MKFDS"
+ts_check_prog "ps"
+
+ts_cd "$TS_OUTDIR"
+
+[ "$(ps --no-headers -o comm 1)" = 'systemd'  ] || ts_skip "pid 1 is not systemd"
+
+PID=
+FD=3
+EXPR=
+QOUT=
+POUT=
+
+{
+    coproc MKFDS { "$TS_HELPER_MKFDS" ro-regular-file $FD file=/etc/group; }
+    if read -u ${MKFDS[0]} PID; then
+	EXPR='((PID == '"${PID}"') or (PID == 1)) and (FD == '"$FD"')'
+	QOUT=$(${TS_CMD_LSFD} -n -o ASSOC,MODE,TYPE,FLAGS,NAME -Q "${EXPR}")
+	echo "QOUT:" $?
+
+	POUT=$(${TS_CMD_LSFD} --pid="1 $PID" -n -o ASSOC,MODE,TYPE,FLAGS,NAME -Q "(FD == $FD)")
+	echo "POUT[--pid=1 PID]:" $?
+	[ "${QOUT}" = "${POUT}" ]
+	echo "EQ[--pid=1 PID]:" $?
+
+	POUT=$(${TS_CMD_LSFD} --pid="$PID 1" -n -o ASSOC,MODE,TYPE,FLAGS,NAME -Q "(FD == $FD)")
+	echo "POUT[--pid=PID 1]:" $?
+	[ "${QOUT}" = "${POUT}" ]
+	echo "EQ[--pid=PID 1]:" $?
+
+	POUT=$(${TS_CMD_LSFD} --pid="1,$PID" -n -o ASSOC,MODE,TYPE,FLAGS,NAME -Q "(FD == $FD)")
+	echo "POUT[--pid=1,PID]:" $?
+	[ "${QOUT}" = "${POUT}" ]
+	echo "EQ[--pid=1,PID]:" $?
+
+	POUT=$(${TS_CMD_LSFD} --pid="$PID,1" -n -o ASSOC,MODE,TYPE,FLAGS,NAME -Q "(FD == $FD)")
+	echo "POUT[--pid=PID,1]:" $?
+	[ "${QOUT}" = "${POUT}" ]
+	echo "EQ[--pid=PID,1]:" $?
+
+	POUT=$(${TS_CMD_LSFD} -p 1 --pid="$PID"  -n -o ASSOC,MODE,TYPE,FLAGS,NAME -Q "(FD == $FD)")
+	echo "POUT[-p 1 --pid=PID]:" $?
+	[ "${QOUT}" = "${POUT}" ]
+	echo "EQ[-p 1 --pid=PID]:" $?
+
+	POUT=$(${TS_CMD_LSFD} -p "$PID" --pid=1  -n -o ASSOC,MODE,TYPE,FLAGS,NAME -Q "(FD == $FD)")
+	echo "POUT[-p PID --pid=1]:" $?
+	[ "${QOUT}" = "${POUT}" ]
+	echo "EQ[-p PID --pid=1]:" $?
+
+	kill -CONT ${PID}
+	wait ${MKFDS_PID}
+    fi
+} > $TS_OUTPUT 2>&1
+
+ts_finalize