tools/perf/tests/shell/base_probe/test_basic.sh

   1 #!/bin/bash
   2
   3 # SPDX-License-Identifier: GPL-2.0
   4
   5 #
   6 #       test_basic of perf_probe test
   7 #       Author: Michael Petlan <mpetlan@redhat.com>
   8 #       Author: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
   9 #
  10 #       Description:
  11 #
  12 #               This test tests basic functionality of perf probe command.
  13 #
  14
  15 # include working environment
  16 . ../common/init.sh
  17
  18 TEST_RESULT=0
  19
  20 if ! check_kprobes_available; then
  21         print_overall_skipped
  22         exit 0
  23 fi
  24
  25
  26 ### help message
  27
  28 if [ "$PARAM_GENERAL_HELP_TEXT_CHECK" = "y" ]; then
  29         # test that a help message is shown and looks reasonable
  30         $CMD_PERF probe --help > $LOGS_DIR/basic_helpmsg.log 2> $LOGS_DIR/basic_helpmsg.err
  31         PERF_EXIT_CODE=$?
  32
  33         ../common/check_all_patterns_found.pl "PERF-PROBE" "NAME" "SYNOPSIS" "DESCRIPTION" "OPTIONS" "PROBE\s+SYNTAX" "PROBE\s+ARGUMENT" "LINE\s+SYNTAX" < $LOGS_DIR/basic_helpmsg.log
  34         CHECK_EXIT_CODE=$?
  35         ../common/check_all_patterns_found.pl "LAZY\s+MATCHING" "FILTER\s+PATTERN" "EXAMPLES" "SEE\s+ALSO" < $LOGS_DIR/basic_helpmsg.log
  36         (( CHECK_EXIT_CODE += $? ))
  37         ../common/check_all_patterns_found.pl "vmlinux" "module=" "source=" "verbose" "quiet" "add=" "del=" "list.*EVENT" "line=" "vars=" "externs" < $LOGS_DIR/basic_helpmsg.log
  38         (( CHECK_EXIT_CODE += $? ))
  39         ../common/check_all_patterns_found.pl "no-inlines" "funcs.*FILTER" "filter=FILTER" "force" "dry-run" "max-probes" "exec=" "demangle-kernel" < $LOGS_DIR/basic_helpmsg.log
  40         (( CHECK_EXIT_CODE += $? ))
  41         ../common/check_no_patterns_found.pl "No manual entry for" < $LOGS_DIR/basic_helpmsg.err
  42         (( CHECK_EXIT_CODE += $? ))
  43
  44         print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "help message"
  45         (( TEST_RESULT += $? ))
  46 else
  47         print_testcase_skipped "help message"
  48 fi
  49
  50
  51 ### usage message
  52
  53 # without any args perf-probe should print usage
  54 $CMD_PERF probe 2> $LOGS_DIR/basic_usage.log > /dev/null
  55
  56 ../common/check_all_patterns_found.pl "[Uu]sage" "perf probe" "verbose" "quiet" "add" "del" "force" "line" "vars" "externs" "range" < $LOGS_DIR/basic_usage.log
  57 CHECK_EXIT_CODE=$?
  58
  59 print_results 0 $CHECK_EXIT_CODE "usage message"
  60 (( TEST_RESULT += $? ))
  61
  62
  63 ### quiet switch
  64
  65 # '--quiet' should mute all output
  66 $CMD_PERF probe --quiet --add vfs_read > $LOGS_DIR/basic_quiet01.log 2> $LOGS_DIR/basic_quiet01.err
  67 PERF_EXIT_CODE=$?
  68 $CMD_PERF probe --quiet --del vfs_read > $LOGS_DIR/basic_quiet03.log 2> $LOGS_DIR/basic_quiet02.err
  69 (( PERF_EXIT_CODE += $? ))
  70
  71 test "`cat $LOGS_DIR/basic_quiet*log $LOGS_DIR/basic_quiet*err | wc -l`" -eq 0
  72 CHECK_EXIT_CODE=$?
  73
  74 print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "quiet switch"
  75 (( TEST_RESULT += $? ))
  76
  77
  78 # print overall results
  79 print_overall_results "$TEST_RESULT"
  80 exit $?