#!/bin/bash# perf script task-analyzer tests# SPDX-License-Identifier: GPL-2.0 tmpdir=$(mktemp -d /tmp/perf-script-task-analyzer-XXXXX)err=0 # set PERF_EXEC_PATH to find scripts in the source directoryperfdir=$(dirname "$0")/../..if [ -e "$perfdir/scripts/python/Perf-Trace-Util" ]; then  export PERF_EXEC_PATH=$perfdirfi # Disable lsan to avoid warnings about python memory leaks.export ASAN_OPTIONS=detect_leaks=0 cleanup() {  rm -f perf.data  rm -f perf.data.old  rm -f csv  rm -f csvsummary  rm -rf "$tmpdir"  trap - exit term int} trap_cleanup() {  cleanup  exit 1}trap trap_cleanup exit term int report() {	if [ "$1" = 0 ]; then		echo "PASS: \"$2\""	else		echo "FAIL: \"$2\" Error message: \"$3\""		err=1	fi} check_exec_0() {	if [ $? != 0 ]; then		report 1 "invocation of $1 command failed"	fi} find_str_or_fail() {	grep -q "$1" "$2"	if [ "$?" != 0 ]; then		report 1 "$3" "Failed to find required string:'${1}'."	else		report 0 "$3"	fi} # check if perf is compiled with libtraceevent supportskip_no_probe_record_support() {	perf check feature -q libtraceevent && return 0	return 2} prepare_perf_data() {	# 1s should be sufficient to catch at least some switches	perf record -e sched:sched_switch -a -- sleep 1 > /dev/null 2>&1	# check if perf data file got created in above step.	if [ ! -e "perf.data" ]; then		printf "FAIL: perf record failed to create \"perf.data\" \n"		return 1	fi} # check standard inkvokation with no argumentstest_basic() {	out="$tmpdir/perf.out"	perf script report task-analyzer > "$out"	check_exec_0 "perf script report task-analyzer"	find_str_or_fail "Comm" "$out" "${FUNCNAME[0]}"} test_ns_rename(){	out="$tmpdir/perf.out"	perf script report task-analyzer --ns --rename-comms-by-tids 0:random > "$out"	check_exec_0 "perf script report task-analyzer --ns --rename-comms-by-tids 0:random"	find_str_or_fail "Comm" "$out" "${FUNCNAME[0]}"} test_ms_filtertasks_highlight(){	out="$tmpdir/perf.out"	perf script report task-analyzer --ms --filter-tasks perf --highlight-tasks perf \	> "$out"	check_exec_0 "perf script report task-analyzer --ms --filter-tasks perf --highlight-tasks perf"	find_str_or_fail "Comm" "$out" "${FUNCNAME[0]}"} test_extended_times_timelimit_limittasks() {	out="$tmpdir/perf.out"	perf script report task-analyzer --extended-times --time-limit :99999 \	--limit-to-tasks perf > "$out"	check_exec_0 "perf script report task-analyzer --extended-times --time-limit :99999 --limit-to-tasks perf"	find_str_or_fail "Out-Out" "$out" "${FUNCNAME[0]}"} test_summary() {	out="$tmpdir/perf.out"	perf script report task-analyzer --summary > "$out"	check_exec_0 "perf script report task-analyzer --summary"	find_str_or_fail "Summary" "$out" "${FUNCNAME[0]}"} test_summaryextended() {	out="$tmpdir/perf.out"	perf script report task-analyzer --summary-extended > "$out"	check_exec_0 "perf script report task-analyzer --summary-extended"	find_str_or_fail "Inter Task Times" "$out" "${FUNCNAME[0]}"} test_summaryonly() {	out="$tmpdir/perf.out"	perf script report task-analyzer --summary-only > "$out"	check_exec_0 "perf script report task-analyzer --summary-only"	find_str_or_fail "Summary" "$out" "${FUNCNAME[0]}"} test_extended_times_summary_ns() {	out="$tmpdir/perf.out"	perf script report task-analyzer --extended-times --summary --ns > "$out"	check_exec_0 "perf script report task-analyzer --extended-times --summary --ns"	find_str_or_fail "Out-Out" "$out" "${FUNCNAME[0]}"	find_str_or_fail "Summary" "$out" "${FUNCNAME[0]}"} test_csv() {	perf script report task-analyzer --csv csv > /dev/null	check_exec_0 "perf script report task-analyzer --csv csv"	find_str_or_fail "Comm;" csv "${FUNCNAME[0]}"} test_csv_extended_times() {	perf script report task-analyzer --csv csv --extended-times > /dev/null	check_exec_0 "perf script report task-analyzer --csv csv --extended-times"	find_str_or_fail "Out-Out;" csv "${FUNCNAME[0]}"} test_csvsummary() {	perf script report task-analyzer --csv-summary csvsummary > /dev/null	check_exec_0 "perf script report task-analyzer --csv-summary csvsummary"	find_str_or_fail "Comm;" csvsummary "${FUNCNAME[0]}"} test_csvsummary_extended() {	perf script report task-analyzer --csv-summary csvsummary --summary-extended \	>/dev/null	check_exec_0 "perf script report task-analyzer --csv-summary csvsummary --summary-extended"	find_str_or_fail "Out-Out;" csvsummary "${FUNCNAME[0]}"} skip_no_probe_record_supporterr=$?if [ $err -ne 0 ]; then	echo "WARN: Skipping tests. No libtraceevent support"	cleanup	exit $errfiprepare_perf_datatest_basictest_ns_renametest_ms_filtertasks_highlighttest_extended_times_timelimit_limittaskstest_summarytest_summaryextendedtest_summaryonlytest_extended_times_summary_nstest_csvtest_csvsummarytest_csv_extended_timestest_csvsummary_extendedcleanupexit $err