#!/bin/bash# perf evlist tests# SPDX-License-Identifier: GPL-2.0 set -e err=0perfdata=$(mktemp /tmp/__perf_test.perf.data.XXXXX) cleanup() {	rm -f "${perfdata}"	trap - EXIT TERM INT} trap_cleanup() {	echo "Unexpected signal in ${FUNCNAME[1]}"	cleanup	exit 1}trap trap_cleanup EXIT TERM INT test_evlist_simple() {	echo "Simple evlist test"	if ! perf record -e cpu-clock -o "${perfdata}" true 2> /dev/null	then		echo "Simple evlist [Failed record]"		err=1		return	fi	if ! perf evlist -i "${perfdata}" | grep -q "cpu-clock"	then		echo "Simple evlist [Failed to list event]"		err=1		return	fi	echo "Simple evlist test [Success]"} test_evlist_group() {	echo "Group evlist test"	if ! perf record -e "{cpu-clock,task-clock}" -o "${perfdata}" \		-- perf test -w noploop 2> /dev/null	then		echo "Group evlist [Skipped event group recording failed]"		return	fi 	if ! perf evlist -i "${perfdata}" -g | grep -q "{.*cpu-clock.*,.*task-clock.*}"	then		echo "Group evlist [Failed to list event group]"		err=1		return	fi	echo "Group evlist test [Success]"} test_evlist_verbose() {	echo "Event configuration evlist test"	if ! perf record -e cycles -o "${perfdata}" true 2> /dev/null	then		echo "Event configuration evlist [Failed record]"		err=1		return	fi 	if ! perf evlist -i "${perfdata}" -v | grep -q "config:"	then		echo "Event configuration evlist [Failed to list verbose info]"		err=1		return	fi	echo "Event configuration evlist test [Success]"} test_evlist_simpletest_evlist_grouptest_evlist_verbose cleanupexit $err