tests/regression/ust/low-throughput/test_low_throughput

   1 #!/bin/bash
   2 #
   3 # Copyright (C) - 2012 David Goulet <dgoulet@efficios.com>
   4 #
   5 # This library is free software; you can redistribute it and/or modify it under
   6 # the terms of the GNU Lesser General Public License as published by the Free
   7 # Software Foundation; version 2.1 of the License.
   8 #
   9 # This library is distributed in the hope that it will be useful, but WITHOUT
  10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  11 # FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
  12 # details.
  13 #
  14 # You should have received a copy of the GNU Lesser General Public License
  15 # along with this library; if not, write to the Free Software Foundation, Inc.,
  16 # 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
  17 TEST_DESC="UST tracer - Testing low events throughput"
  18
  19 CURDIR=$(dirname $0)/
  20 TESTDIR=$CURDIR/../../..
  21 BIN_NAME="gen-events"
  22 SESSION_NAME="low-throughput"
  23 EVENT_NAME="tp:slow"
  24 NUM_TESTS=8
  25
  26 source $TESTDIR/utils/utils.sh
  27
  28 if [ ! -x "$CURDIR/$BIN_NAME" ]; then
  29         BAIL_OUT "No UST nevents binary detected."
  30 fi
  31
  32 TRACE_PATH=$(mktemp -d)
  33
  34 # MUST set TESTDIR before calling those functions
  35
  36 plan_tests $NUM_TESTS
  37
  38 print_test_banner "$TEST_DESC"
  39
  40 start_lttng_sessiond
  41
  42 create_lttng_session $SESSION_NAME $TRACE_PATH
  43
  44 enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
  45 start_lttng_tracing $SESSION_NAME
  46
  47 # This is going to take 20 minutes
  48 ./$CURDIR/$BIN_NAME >/dev/null 2>&1
  49
  50 stop_lttng_tracing $SESSION_NAME
  51 destroy_lttng_session $SESSION_NAME
  52
  53 stop_lttng_sessiond
  54
  55 # Validate test
  56
  57 last_val=0
  58 out=0
  59
  60 babeltrace $TRACE_PATH | while read event;
  61 do
  62         val=$(echo $event | cut -f10 -d" ")
  63         val=${val%?}
  64         th=$(echo $event | cut -f13 -d " ")
  65
  66         if [ $th = '"one"' ]; then
  67                 ((last_val++))
  68                 # We expect here a continous value from 1 to 20
  69                 if [ $last_val -ne $val ]; then
  70                         diag "One minute event failed ($val)"
  71                         out=1
  72                         break
  73                 fi
  74         elif [ $th = '"ten"' ]; then
  75                 # Test 10 minutes counter
  76                 if [ $val -ne 10 ]; then
  77                         # Test 20 minutes counter
  78                         if [ $val -ne 20 ]; then
  79                                 diag "Ten minutes event failed ($val)"
  80                                 out=1
  81                                 break
  82                         fi
  83                 fi
  84         elif [ $th = '"twenty"' ]; then
  85                 # Test 20 minutes counter
  86                 if [ $val -ne 20 ]; then
  87                         diag "Twenty minutes event failed ($val)"
  88                         out=1
  89                         break
  90                 fi
  91         fi
  92 done
  93
  94 ok $out "Trace validation"
  95
  96 rm -rf $TRACE_PATH