name : test_task_analyzer.sh #!/bin/bash # perf script task-analyzer tests # SPDX-License-Identifier: GPL-2.0 tmpdir=$(mktemp -d /tmp/perf-script-task-analyzer-XXXXX) err=0 # set PERF_EXEC_PATH to find scripts in the source directory perfdir=$(dirname "$0")/../.. if [ -e "$perfdir/scripts/python/Perf-Trace-Util" ]; then export PERF_EXEC_PATH=$perfdir fi cleanup() { rm -f perf.data rm -f perf.data.old rm -f csv rm -f csvsummary rm -rf "$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 "$3" fi } # check if perf is compiled with libtraceevent support skip_no_probe_record_support() { perf version --build-options | grep -q " OFF .* HAVE_LIBTRACEEVENT" && return 2 return 0 } prepare_perf_data() { # 1s should be sufficient to catch at least some switches perf record -e sched:sched_switch -a -- sleep 1 > /dev/null 2>&1 # check if perf data file got created in above step. if [ ! -e "perf.data" ]; then printf "FAIL: perf record failed to create \"perf.data\" \n" return 1 fi } # check standard inkvokation with no arguments test_basic() { out="$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 "${FUNCNAME[0]}" } skip_no_probe_record_support err=$? if [ $err -ne 0 ]; then echo "WARN: Skipping tests. No libtraceevent support" cleanup exit $err fi prepare_perf_data test_basic test_ns_rename test_ms_filtertasks_highlight test_extended_times_timelimit_limittasks test_summary test_summaryextended test_summaryonly test_extended_times_summary_ns test_csv test_csvsummary test_csv_extended_times test_csvsummary_extended cleanup exit $err