1#!/bin/bash
2# perf script task-analyzer tests
3# SPDX-License-Identifier: GPL-2.0
4
5tmpdir=$(mktemp -d /tmp/perf-script-task-analyzer-XXXXX)
6err=0
7
8cleanup() {
9  rm -f perf.data
10  rm -f perf.data.old
11  rm -f csv
12  rm -f csvsummary
13  rm -rf $tmpdir
14  trap - exit term int
15}
16
17trap_cleanup() {
18  cleanup
19  exit 1
20}
21trap trap_cleanup exit term int
22
23report() {
24	if [ $1 = 0 ]; then
25		echo "PASS: \"$2\""
26	else
27		echo "FAIL: \"$2\" Error message: \"$3\""
28		err=1
29	fi
30}
31
32check_exec_0() {
33	if [ $? != 0 ]; then
34		report 1 "invokation of ${$1} command failed"
35	fi
36}
37
38find_str_or_fail() {
39	grep -q "$1" $2
40	if [ $? != 0 ]; then
41		report 1 $3 "Failed to find required string:'${1}'."
42	else
43		report 0 $3
44	fi
45}
46
47prepare_perf_data() {
48	# 1s should be sufficient to catch at least some switches
49	perf record -e sched:sched_switch -a -- sleep 1 > /dev/null 2>&1
50}
51
52# check standard inkvokation with no arguments
53test_basic() {
54	out="$tmpdir/perf.out"
55	perf script report task-analyzer > $out
56	check_exec_0 "perf"
57	find_str_or_fail "Comm" $out ${FUNCNAME[0]}
58}
59
60test_ns_rename(){
61	out="$tmpdir/perf.out"
62	perf script report task-analyzer --ns --rename-comms-by-tids 0:random > $out
63	check_exec_0 "perf"
64	find_str_or_fail "Comm" $out ${FUNCNAME[0]}
65}
66
67test_ms_filtertasks_highlight(){
68	out="$tmpdir/perf.out"
69	perf script report task-analyzer --ms --filter-tasks perf --highlight-tasks perf \
70	> $out
71	check_exec_0 "perf"
72	find_str_or_fail "Comm" $out ${FUNCNAME[0]}
73}
74
75test_extended_times_timelimit_limittasks() {
76	out="$tmpdir/perf.out"
77	perf script report task-analyzer --extended-times --time-limit :99999 \
78	--limit-to-tasks perf > $out
79	check_exec_0 "perf"
80	find_str_or_fail "Out-Out" $out ${FUNCNAME[0]}
81}
82
83test_summary() {
84	out="$tmpdir/perf.out"
85	perf script report task-analyzer --summary > $out
86	check_exec_0 "perf"
87	find_str_or_fail "Summary" $out ${FUNCNAME[0]}
88}
89
90test_summaryextended() {
91	out="$tmpdir/perf.out"
92	perf script report task-analyzer --summary-extended > $out
93	check_exec_0 "perf"
94	find_str_or_fail "Inter Task Times" $out ${FUNCNAME[0]}
95}
96
97test_summaryonly() {
98	out="$tmpdir/perf.out"
99	perf script report task-analyzer --summary-only > $out
100	check_exec_0 "perf"
101	find_str_or_fail "Summary" $out ${FUNCNAME[0]}
102}
103
104test_extended_times_summary_ns() {
105	out="$tmpdir/perf.out"
106	perf script report task-analyzer --extended-times --summary --ns > $out
107	check_exec_0 "perf"
108	find_str_or_fail "Out-Out" $out ${FUNCNAME[0]}
109	find_str_or_fail "Summary" $out ${FUNCNAME[0]}
110}
111
112test_csv() {
113	perf script report task-analyzer --csv csv > /dev/null
114	check_exec_0 "perf"
115	find_str_or_fail "Comm;" csv ${FUNCNAME[0]}
116}
117
118test_csv_extended_times() {
119	perf script report task-analyzer --csv csv --extended-times > /dev/null
120	check_exec_0 "perf"
121	find_str_or_fail "Out-Out;" csv ${FUNCNAME[0]}
122}
123
124test_csvsummary() {
125	perf script report task-analyzer --csv-summary csvsummary > /dev/null
126	check_exec_0 "perf"
127	find_str_or_fail "Comm;" csvsummary ${FUNCNAME[0]}
128}
129
130test_csvsummary_extended() {
131	perf script report task-analyzer --csv-summary csvsummary --summary-extended \
132	>/dev/null
133	check_exec_0 "perf"
134	find_str_or_fail "Out-Out;" csvsummary ${FUNCNAME[0]}
135}
136
137prepare_perf_data
138test_basic
139test_ns_rename
140test_ms_filtertasks_highlight
141test_extended_times_timelimit_limittasks
142test_summary
143test_summaryextended
144test_summaryonly
145test_extended_times_summary_ns
146test_csv
147test_csvsummary
148test_csv_extended_times
149test_csvsummary_extended
150cleanup
151exit $err
152