/thirdparty/breakpad/third_party/glog/src/signalhandler_unittest.sh

  1#! /bin/sh
  2#
  3# Copyright (c) 2008, Google Inc.
  4# All rights reserved.
  5#
  6# Redistribution and use in source and binary forms, with or without
  7# modification, are permitted provided that the following conditions are
  8# met:
  9#
 10#     * Redistributions of source code must retain the above copyright
 11# notice, this list of conditions and the following disclaimer.
 12#     * Redistributions in binary form must reproduce the above
 13# copyright notice, this list of conditions and the following disclaimer
 14# in the documentation and/or other materials provided with the
 15# distribution.
 16#     * Neither the name of Google Inc. nor the names of its
 17# contributors may be used to endorse or promote products derived from
 18# this software without specific prior written permission.
 19#
 20# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 21# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 22# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 23# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 24# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 25# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 26# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 27# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 28# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 29# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 30# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 31#
 32# Author: Satoru Takabayashi
 33#
 34# Unit tests for signalhandler.cc.
 35
 36die () {
 37    echo $1
 38    exit 1
 39}
 40
 41BINDIR=".libs"
 42LIBGLOG="$BINDIR/libglog.so"
 43
 44BINARY="$BINDIR/signalhandler_unittest"
 45LOG_INFO="./signalhandler_unittest.INFO"
 46
 47# Remove temporary files.
 48rm -f signalhandler.out*
 49
 50if test -e "$BINARY"; then
 51  # We need shared object.
 52  export LD_LIBRARY_PATH=$BINDIR
 53  export DYLD_LIBRARY_PATH=$BINDIR
 54else
 55  # For windows
 56  BINARY="./signalhandler_unittest.exe"
 57  if ! test -e "$BINARY"; then
 58    echo "We coundn't find demangle_unittest binary."
 59    exit 1
 60  fi
 61fi
 62
 63if [ x`$BINARY` != 'xOK' ]; then
 64  echo "PASS (No stacktrace support. We don't run this test.)"
 65  exit 0
 66fi
 67
 68# The PC cannot be obtained in signal handlers on PowerPC correctly.
 69# We just skip the test for PowerPC.
 70if [ x`uname -p` = x"powerpc" ]; then
 71  echo "PASS (We don't test the signal handler on PowerPC.)"
 72  exit 0
 73fi
 74
 75# Test for a case the program kills itself by SIGSEGV.
 76GOOGLE_LOG_DIR=. $BINARY segv 2> signalhandler.out1
 77for pattern in SIGSEGV 0xdead main "Aborted at [0-9]"; do
 78  if ! grep --quiet "$pattern" signalhandler.out1; then
 79    die "'$pattern' should appear in the output"
 80  fi
 81done
 82if ! grep --quiet "a message before segv" $LOG_INFO; then
 83  die "'a message before segv' should appear in the INFO log"
 84fi
 85rm -f $LOG_INFO
 86
 87# Test for a case the program is killed by this shell script.
 88# $! = the process id of the last command run in the background.
 89# $$ = the process id of this shell.
 90$BINARY loop 2> signalhandler.out2 &
 91# Wait until "looping" is written in the file.  This indicates the program
 92# is ready to accept signals.
 93while true; do
 94  if grep --quiet looping signalhandler.out2; then
 95    break
 96  fi
 97done
 98kill -TERM $!
 99wait $!
100
101from_pid=''
102# Only linux has the process ID of the signal sender.
103if [ x`uname` = "xLinux" ]; then
104  from_pid="from PID $$"
105fi
106for pattern in SIGTERM "by PID $!" "$from_pid" main "Aborted at [0-9]"; do
107  if ! grep --quiet "$pattern" signalhandler.out2; then
108    die "'$pattern' should appear in the output"
109  fi
110done
111
112# Test for a case the program dies in a non-main thread.
113$BINARY die_in_thread 2> signalhandler.out3
114EXPECTED_TID="`sed 's/ .*//' signalhandler.out3`"
115
116for pattern in SIGFPE DieInThread "TID $EXPECTED_TID" "Aborted at [0-9]"; do
117  if ! grep --quiet "$pattern" signalhandler.out3; then
118    die "'$pattern' should appear in the output"
119  fi
120done
121
122# Test for a case the program installs a custom failure writer that writes
123# stuff to stdout instead of stderr.
124$BINARY dump_to_stdout 1> signalhandler.out4
125for pattern in SIGABRT main "Aborted at [0-9]"; do
126  if ! grep --quiet "$pattern" signalhandler.out4; then
127    die "'$pattern' should appear in the output"
128  fi
129done
130
131echo PASS