tests/cli/test_packet_seq_num

   1 #!/bin/bash
   2 #
   3 # SPDX-License-Identifier: GPL-2.0-only
   4 #
   5 # Copyright (C) 2015 Julien Desfossez <jdesfossez@efficios.com>
   6 #
   7
   8 SH_TAP=1
   9
  10 if [ -n "${BT_TESTS_SRCDIR:-}" ]; then
  11         UTILSSH="$BT_TESTS_SRCDIR/utils/utils.sh"
  12 else
  13         UTILSSH="$(dirname "$0")/../utils/utils.sh"
  14 fi
  15
  16 # shellcheck source=../utils/utils.sh
  17 source "$UTILSSH"
  18
  19 NUM_TESTS=10
  20
  21 plan_tests $NUM_TESTS
  22
  23 test_no_lost() {
  24         local trace=$1
  25
  26         "${BT_TESTS_BT2_BIN}" "$trace" >/dev/null 2>&1
  27         ok $? "Trace parses"
  28         "${BT_TESTS_BT2_BIN}" "$trace" 2>&1 >/dev/null | "${BT_TESTS_GREP_BIN}" "\[warning\] Tracer lost"
  29         if test $? = 0; then
  30                 fail 1 "Should not find any lost events"
  31         else
  32                 ok 0 "No events lost"
  33         fi
  34 }
  35
  36 test_lost() {
  37         local trace=$1
  38         local expectedcountstr=$2
  39
  40         "${BT_TESTS_BT2_BIN}" "$trace" >/dev/null 2>&1
  41         ok $? "Trace parses"
  42
  43         # Convert warnings like:
  44         # WARNING: Tracer discarded 2 trace packets between ....
  45         # WARNING: Tracer discarded 3 trace packets between ....
  46         # into "2,3" and make sure it matches the expected result
  47         "${BT_TESTS_BT2_BIN}" "$trace" 2>&1 >/dev/null | "${BT_TESTS_GREP_BIN}" "WARNING: Tracer discarded" \
  48                 | cut -d" " -f4 | tr "\n" "," | "${BT_TESTS_SED_BIN}" "s/.$//" | \
  49                 "${BT_TESTS_GREP_BIN}" "$expectedcountstr" >/dev/null
  50         ok $? "Lost events string matches $expectedcountstr"
  51
  52 }
  53
  54 diag "Test the packet_seq_num validation"
  55
  56 diag "No packet lost"
  57 test_no_lost "${BT_CTF_TRACES_PATH}/packet_seq_num/no_lost"
  58
  59 diag "No packet lost, packet_seq_num not starting at 0"
  60 test_no_lost "${BT_CTF_TRACES_PATH}/packet_seq_num/no_lost_not_starting_at_0"
  61
  62 diag "1 stream, 2 packets lost before the last packet"
  63 test_lost "${BT_CTF_TRACES_PATH}/packet_seq_num/2_lost_before_last" "2"
  64
  65 diag "2 streams, packets lost in one of them"
  66 test_lost "${BT_CTF_TRACES_PATH}/packet_seq_num/2_streams_lost_in_1" "2"
  67
  68 diag "2 streams, packets lost in both"
  69 test_lost "${BT_CTF_TRACES_PATH}/packet_seq_num/2_streams_lost_in_2" "2,3,1"