1 files changed, 151 insertions, 0 deletions
diff --git a/tools/perf/tests/shell/test_task_analyzer.sh b/tools/perf/tests/shell/test_task_analyzer.sh
new file mode 100755
index 000000000000..a98e4ab66040
--- /dev/null
+++ b/tools/perf/tests/shell/test_task_analyzer.sh
@@ -0,0 +1,151 @@
+#!/bin/bash
+# perf script task-analyzer tests
+# SPDX-License-Identifier: GPL-2.0
+
+tmpdir=$(mktemp -d /tmp/perf-script-task-analyzer-XXXXX)
+err=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 "invokation 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 $3
+	fi
+}
+
+prepare_perf_data() {
+	# 1s should be sufficient to catch at least some switches
+	perf record -e sched:sched_switch -a -- sleep 1 > /dev/null 2>&1
+}
+
+# check standard inkvokation with no arguments
+test_basic() {
+	out="$tmpdir/perf.out"
+	perf script report task-analyzer > $out
+	check_exec_0 "perf"
+	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"
+	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"
+	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"
+	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"
+	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"
+	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"
+	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"
+	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"
+	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"
+	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"
+	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"
+	find_str_or_fail "Out-Out;" csvsummary ${FUNCNAME[0]}
+}
+
+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