tests/bin/test_packet_seq_num

   1 #!/bin/bash
   2 #
   3 # Copyright (C) - 2015 Julien Desfossez <jdesfossez@efficios.com>
   4 #
   5 # This program is free software; you can redistribute it and/or modify it
   6 # under the terms of the GNU General Public License, version 2 only, as
   7 # published by the Free Software Foundation.
   8 #
   9 # This program is distributed in the hope that it will be useful, but WITHOUT
  10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12 # more details.
  13 #
  14 # You should have received a copy of the GNU General Public License along with
  15 # this program; if not, write to the Free Software Foundation, Inc., 51
  16 # Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17
  18 CURDIR=$(dirname $0)
  19 TESTDIR=$CURDIR/..
  20
  21 BABELTRACE_BIN=$CURDIR/../../converter/babeltrace
  22
  23 source $TESTDIR/utils/tap/tap.sh
  24
  25 NUM_TESTS=10
  26
  27 plan_tests $NUM_TESTS
  28
  29 test_no_lost() {
  30         trace=$1
  31
  32         $BABELTRACE_BIN $trace >/dev/null 2>&1
  33         ok $? "Trace parses"
  34         $BABELTRACE_BIN $trace 2>&1 >/dev/null | grep "\[warning\] Tracer lost"
  35         if test $? = 0; then
  36                 fail 1 "Should not find any lost events"
  37         else
  38                 ok 0 "No events lost"
  39         fi
  40 }
  41
  42 test_lost() {
  43         trace=$1
  44         expectedcountstr=$2
  45
  46         $BABELTRACE_BIN $trace >/dev/null 2>&1
  47         ok $? "Trace parses"
  48
  49         # Convert warnings like:
  50         # [warning] Tracer lost 2 trace packets between ....
  51         # [warning] Tracer lost 3 trace packets between ....
  52         # into "2,3" and make sure it matches the expected result
  53         $BABELTRACE_BIN $trace 2>&1 >/dev/null | grep "\[warning\] Tracer lost" \
  54                 | cut -d" " -f4 | tr "\n" "," | sed "s/.$//" | \
  55                 grep "$expectedcountstr" >/dev/null
  56         ok $? "Lost events string matches $expectedcountstr"
  57
  58 }
  59
  60 diag "Test the packet_seq_num validation"
  61
  62 diag "No packet lost"
  63 test_no_lost $TESTDIR/ctf-traces/packet_seq_num/no_lost
  64
  65 diag "No packet lost, packet_seq_num not starting at 0"
  66 test_no_lost $TESTDIR/ctf-traces/packet_seq_num/no_lost_not_starting_at_0
  67
  68 diag "1 stream, 2 packets lost before the last packet"
  69 test_lost $TESTDIR/ctf-traces/packet_seq_num/2_lost_before_last "2"
  70
  71 diag "2 streams, packets lost in one of them"
  72 test_lost $TESTDIR/ctf-traces/packet_seq_num/2_streams_lost_in_1 "2"
  73
  74 diag "2 streams, packets lost in both"
  75 test_lost $TESTDIR/ctf-traces/packet_seq_num/2_streams_lost_in_2 "3,2,1"