1 #!/bin/sh 1 #!/bin/sh
2 # perf diff tests 2 # perf diff tests
3 # SPDX-License-Identifier: GPL-2.0 3 # SPDX-License-Identifier: GPL-2.0
4 4
5 set -e 5 set -e
6 6
7 err=0 7 err=0
8 perfdata1=$(mktemp /tmp/__perf_test.perf.data. 8 perfdata1=$(mktemp /tmp/__perf_test.perf.data.XXXXX)
9 perfdata2=$(mktemp /tmp/__perf_test.perf.data. 9 perfdata2=$(mktemp /tmp/__perf_test.perf.data.XXXXX)
10 perfdata3=$(mktemp /tmp/__perf_test.perf.data. 10 perfdata3=$(mktemp /tmp/__perf_test.perf.data.XXXXX)
11 testprog="perf test -w thloop" 11 testprog="perf test -w thloop"
12 12
13 shelldir=$(dirname "$0") 13 shelldir=$(dirname "$0")
14 # shellcheck source=lib/perf_has_symbol.sh 14 # shellcheck source=lib/perf_has_symbol.sh
15 . "${shelldir}"/lib/perf_has_symbol.sh 15 . "${shelldir}"/lib/perf_has_symbol.sh
16 16
17 testsym="test_loop" 17 testsym="test_loop"
18 18
19 skip_test_missing_symbol ${testsym} 19 skip_test_missing_symbol ${testsym}
20 20
21 cleanup() { 21 cleanup() {
22 rm -rf "${perfdata1}" 22 rm -rf "${perfdata1}"
23 rm -rf "${perfdata1}".old 23 rm -rf "${perfdata1}".old
24 rm -rf "${perfdata2}" 24 rm -rf "${perfdata2}"
25 rm -rf "${perfdata2}".old 25 rm -rf "${perfdata2}".old
26 rm -rf "${perfdata3}" 26 rm -rf "${perfdata3}"
27 rm -rf "${perfdata3}".old 27 rm -rf "${perfdata3}".old
28 28
29 trap - EXIT TERM INT 29 trap - EXIT TERM INT
30 } 30 }
31 31
32 trap_cleanup() { 32 trap_cleanup() {
33 cleanup 33 cleanup
34 exit 1 34 exit 1
35 } 35 }
36 trap trap_cleanup EXIT TERM INT 36 trap trap_cleanup EXIT TERM INT
37 37
38 make_data() { 38 make_data() {
39 file="$1" 39 file="$1"
40 if ! perf record -o "${file}" ${testprog} 2> 40 if ! perf record -o "${file}" ${testprog} 2> /dev/null
41 then 41 then
42 echo "Workload record [Failed record]" 42 echo "Workload record [Failed record]"
43 echo 1 43 echo 1
44 return 44 return
45 fi 45 fi
46 if ! perf report -i "${file}" -q | grep -q " 46 if ! perf report -i "${file}" -q | grep -q "${testsym}"
47 then 47 then
48 echo "Workload record [Failed missing outp 48 echo "Workload record [Failed missing output]"
49 echo 1 49 echo 1
50 return 50 return
51 fi 51 fi
52 echo 0 52 echo 0
53 } 53 }
54 54
55 test_two_files() { 55 test_two_files() {
56 echo "Basic two file diff test" 56 echo "Basic two file diff test"
57 err=$(make_data "${perfdata1}") 57 err=$(make_data "${perfdata1}")
58 if [ $err != 0 ] 58 if [ $err != 0 ]
59 then 59 then
60 return 60 return
61 fi 61 fi
62 err=$(make_data "${perfdata2}") 62 err=$(make_data "${perfdata2}")
63 if [ $err != 0 ] 63 if [ $err != 0 ]
64 then 64 then
65 return 65 return
66 fi 66 fi
67 67
68 if ! perf diff "${perfdata1}" "${perfdata2}" 68 if ! perf diff "${perfdata1}" "${perfdata2}" | grep -q "${testsym}"
69 then 69 then
70 echo "Basic two file diff test [Failed dif 70 echo "Basic two file diff test [Failed diff]"
71 err=1 71 err=1
72 return 72 return
73 fi 73 fi
74 echo "Basic two file diff test [Success]" 74 echo "Basic two file diff test [Success]"
75 } 75 }
76 76
77 test_three_files() { 77 test_three_files() {
78 echo "Basic three file diff test" 78 echo "Basic three file diff test"
79 err=$(make_data "${perfdata1}") 79 err=$(make_data "${perfdata1}")
80 if [ $err != 0 ] 80 if [ $err != 0 ]
81 then 81 then
82 return 82 return
83 fi 83 fi
84 err=$(make_data "${perfdata2}") 84 err=$(make_data "${perfdata2}")
85 if [ $err != 0 ] 85 if [ $err != 0 ]
86 then 86 then
87 return 87 return
88 fi 88 fi
89 err=$(make_data "${perfdata3}") 89 err=$(make_data "${perfdata3}")
90 if [ $err != 0 ] 90 if [ $err != 0 ]
91 then 91 then
92 return 92 return
93 fi 93 fi
94 94
95 if ! perf diff "${perfdata1}" "${perfdata2}" 95 if ! perf diff "${perfdata1}" "${perfdata2}" "${perfdata3}" | grep -q "${testsym}"
96 then 96 then
97 echo "Basic three file diff test [Failed d 97 echo "Basic three file diff test [Failed diff]"
98 err=1 98 err=1
99 return 99 return
100 fi 100 fi
101 echo "Basic three file diff test [Success]" 101 echo "Basic three file diff test [Success]"
102 } 102 }
103 103
104 test_two_files 104 test_two_files
105 test_three_files 105 test_three_files
106 106
107 cleanup 107 cleanup
108 exit $err 108 exit $err
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.