/core/externals/update-engine/externals/google-toolbox-for-mac/UnitTesting/RunMacOSUnitTests.sh

  1#!/bin/bash
  2#
  3#  RunMacOSUnitTests.sh
  4#  Copyright 2008 Google Inc.
  5#
  6#  Licensed under the Apache License, Version 2.0 (the "License"); you may not
  7#  use this file except in compliance with the License.  You may obtain a copy
  8#  of the License at
  9#
 10#  http://www.apache.org/licenses/LICENSE-2.0
 11#
 12#  Unless required by applicable law or agreed to in writing, software
 13#  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 14#  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
 15#  License for the specific language governing permissions and limitations under
 16#  the License.
 17#
 18#  Run the unit tests in this test bundle.
 19#  Set up some env variables to make things as likely to crash as possible.
 20#  See http://developer.apple.com/technotes/tn2004/tn2124.html for details.
 21#
 22
 23set -o errexit
 24set -o nounset
 25# Uncomment the next line to trace execution.
 26#set -o verbose
 27
 28# Controlling environment variables:
 29#
 30# GTM_DISABLE_ZOMBIES -
 31#   Set to a non-zero value to turn on zombie checks. You will probably
 32#   want to turn this off if you enable leaks.
 33GTM_DISABLE_ZOMBIES=${GTM_DISABLE_ZOMBIES:=0}
 34
 35# GTM_ENABLE_LEAKS -
 36#   Set to a non-zero value to turn on the leaks check. You will probably want
 37#   to disable zombies, otherwise you will get a lot of false positives.
 38GTM_ENABLE_LEAKS=${GTM_ENABLE_LEAKS:=0}
 39
 40# GTM_LEAKS_SYMBOLS_TO_IGNORE
 41#   List of comma separated symbols that leaks should ignore. Mainly to control
 42#   leaks in frameworks you don't have control over.
 43#   Search this file for GTM_LEAKS_SYMBOLS_TO_IGNORE to see examples.
 44#   Please feel free to add other symbols as you find them but make sure to
 45#   reference Radars or other bug systems so we can track them.
 46GTM_LEAKS_SYMBOLS_TO_IGNORE=${GTM_LEAKS_SYMBOLS_TO_IGNORE:=""}
 47
 48# GTM_DO_NOT_REMOVE_GCOV_DATA
 49#   By default before starting the test, we remove any *.gcda files for the
 50#   current project build configuration so you won't get errors when a source
 51#   file has changed and the gcov data can't be merged.
 52#   We remove all the gcda files for the  current configuration for the entire
 53#   project so that if you are building a test bundle to test another separate
 54#   bundle we make sure to clean up the files for the test bundle and the bundle
 55#   that you are testing.
 56#   If you DO NOT want this to occur, set GTM_DO_NOT_REMOVE_GCOV_DATA to a
 57#   non-zero value.
 58GTM_DO_NOT_REMOVE_GCOV_DATA=${GTM_DO_NOT_REMOVE_GCOV_DATA:=0}
 59
 60# GTM_REMOVE_TARGET_GCOV_ONLY
 61#   By default all *.gcda files are removed form the project.  Setting this to
 62#   1 causes only the *.gcda files for the target to be removed.
 63#   If GTM_DO_NOT_REMOVE_GCOV_DATA is set, this has no effect.
 64GTM_REMOVE_TARGET_GCOV_ONLY=${GTM_REMOVE_TARGET_GCOV_ONLY:=0}
 65
 66# GTM_ONE_TEST_AT_A_TIME
 67#   By default your tests run how ever parallel your projects/targets are
 68#   setup.  Setting this to 1 will cause only one to run at a time, this is
 69#   useful if you are doing UI tests with the helper that controls the
 70#   colorsync profile, or any other machine wide state.
 71GTM_ONE_TEST_AT_A_TIME=${GTM_ONE_TEST_AT_A_TIME:=0}
 72
 73ScriptDir=$(dirname "$(echo $0 | sed -e "s,^\([^/]\),$(pwd)/\1,")")
 74ScriptName=$(basename "$0")
 75ThisScript="${ScriptDir}/${ScriptName}"
 76
 77GTMXcodeNote() {
 78  echo ${ThisScript}:${1}: note: GTM ${2}
 79}
 80
 81# Helper that works like the linux flock util, so you can run something, but
 82# have only one run at a time.
 83MaybeFlock() {
 84  if [ $GTM_ONE_TEST_AT_A_TIME -ne 0 ]; then
 85    GTMXcodeNote ${LINENO} "Serializing test execution."
 86    python -c "import fcntl, subprocess, sys
 87file = open('$TMPDIR/GTM_one_test_at_a_time', 'a')
 88fcntl.flock(file.fileno(), fcntl.LOCK_EX)
 89sys.exit(subprocess.call(sys.argv[1:]))" "${@}"
 90  else
 91    GTMXcodeNote ${LINENO} "Allowing parallel test execution."
 92    "${@}"
 93  fi
 94}
 95
 96# The workaround below is due to
 97# Radar 6248062 otest won't run with MallocHistory enabled under rosetta
 98# Basically we go through and check what architecture we are running on
 99# and which architectures we can support
100AppendToSymbolsLeaksShouldIgnore() {
101  if [ "${GTM_LEAKS_SYMBOLS_TO_IGNORE}" = "" ]; then
102    GTM_LEAKS_SYMBOLS_TO_IGNORE="${1}"
103  else
104    GTM_LEAKS_SYMBOLS_TO_IGNORE="${GTM_LEAKS_SYMBOLS_TO_IGNORE}, ${1}"
105  fi
106}
107
108AppendToLeakTestArchs() {
109  if [ "${LEAK_TEST_ARCHS}" = "" ]; then
110    LEAK_TEST_ARCHS="${1}"
111  else
112    LEAK_TEST_ARCHS="${LEAK_TEST_ARCHS} ${1}"
113  fi
114}
115
116AppendToNoLeakTestArchs() {
117  if [ "${NO_LEAK_TEST_ARCHS}" = "" ]; then
118    NO_LEAK_TEST_ARCHS="${1}"
119  else
120    NO_LEAK_TEST_ARCHS="${NO_LEAK_TEST_ARCHS} ${1}"
121  fi
122}
123
124UpdateArchitecturesToTest() {
125  case "${NATIVE_ARCH_ACTUAL}" in
126    ppc)
127      if [ "${1}" = "ppc" ]; then
128        AppendToLeakTestArchs "${1}"
129      fi
130      ;;
131
132    ppc64)
133      if [ "${1}" = "ppc" -o "${1}" = "ppc64" ]; then
134        AppendToLeakTestArchs "${1}"
135      fi
136      ;;
137
138    i386)
139      if [ "${1}" = "i386" ]; then
140        AppendToLeakTestArchs "${1}"
141      elif [ "${1}" = "ppc" ]; then
142        AppendToNoLeakTestArchs "${1}"
143      fi
144      ;;
145
146    x86_64)
147      if [ "${1}" = "i386" -o "${1}" = "x86_64" ]; then
148        AppendToLeakTestArchs "${1}"
149      elif [ "${1}" = "ppc" -o "${1}" = "ppc64" ]; then
150        AppendToNoLeakTestArchs "${1}"
151      fi
152      ;;
153
154    *)
155      echo "RunMacOSUnitTests.sh Unknown native architecture: ${NATIVE_ARCH_ACTUAL}"
156      exit 1
157      ;;
158  esac
159}
160
161SetMemoryVariables() {
162  # Jack up some memory stress so we can catch more bugs.
163
164  # This is done via a helper so it can be invoked in two places at the
165  # last possible moment to avoid the variables causing tracing from other
166  # processes that are invoked along the way.
167
168  if [ $GTM_DISABLE_ZOMBIES -eq 0 ]; then
169    GTMXcodeNote ${LINENO} "Enabling zombies"
170    # CFZombieLevel disabled because it doesn't play well with the
171    # security framework
172    # export CFZombieLevel=3
173    export NSZombieEnabled=YES
174  fi
175
176  export MallocScribble=YES
177  export MallocPreScribble=YES
178  export MallocGuardEdges=YES
179  export NSAutoreleaseFreedObjectCheckEnabled=YES
180
181  # Turn on the mostly undocumented OBJC_DEBUG stuff.
182  export OBJC_DEBUG_FRAGILE_SUPERCLASSES=YES
183  export OBJC_DEBUG_UNLOAD=YES
184  # Turned off due to the amount of false positives from NS classes.
185  # export OBJC_DEBUG_FINALIZERS=YES
186  export OBJC_DEBUG_NIL_SYNC=YES
187}
188
189RunTests() {
190  if [ "${CURRENT_ARCH}" = "" ]; then
191    CURRENT_ARCH=`arch`
192  fi
193
194  if [ "${ONLY_ACTIVE_ARCH}" = "YES" ]; then
195    ARCHS="${CURRENT_ARCH}"
196  fi
197
198  if [ "${ARCHS}" = "" ]; then
199    ARCHS=`arch`
200  fi
201
202  if [ "${VALID_ARCHS}" = "" ]; then
203    VALID_ARCHS=`arch`
204  fi
205
206  if [ "${NATIVE_ARCH_ACTUAL}" = "" ]; then
207    NATIVE_ARCH_ACTUAL=`arch`
208  fi
209
210  LEAK_TEST_ARCHS=""
211  NO_LEAK_TEST_ARCHS=""
212
213  for TEST_ARCH in ${ARCHS}; do
214    for TEST_VALID_ARCH in ${VALID_ARCHS}; do
215      if [ "${TEST_VALID_ARCH}" = "${TEST_ARCH}" ]; then
216        UpdateArchitecturesToTest "${TEST_ARCH}"
217      fi
218    done
219  done
220
221  # These are symbols that leak on OS 10.5.5
222  # radar 6247293 NSCollatorElement leaks in +initialize.
223  AppendToSymbolsLeaksShouldIgnore "+[NSCollatorElement initialize]"
224  # radar 6247911 The first call to udat_open leaks only on x86_64
225  AppendToSymbolsLeaksShouldIgnore "icu::TimeZone::initDefault()"
226  # radar 6263983 +[IMService allServices] leaks
227  AppendToSymbolsLeaksShouldIgnore "-[IMServiceAgentImpl allServices]"
228  # radar 6264034 +[IKSFEffectDescription initialize] Leaks
229  AppendToSymbolsLeaksShouldIgnore "+[IKSFEffectDescription initialize]"
230  # radar 7598715 Leak when creating new NSColor using lab color space.
231  AppendToSymbolsLeaksShouldIgnore "CMSSetLabCLUT"
232
233  # Running leaks on architectures that support leaks.
234  export MallocStackLogging=YES
235  export GTM_LEAKS_SYMBOLS_TO_IGNORE="${GTM_LEAKS_SYMBOLS_TO_IGNORE}"
236  ARCHS="${LEAK_TEST_ARCHS}"
237  VALID_ARCHS="${LEAK_TEST_ARCHS}"
238  GTMXcodeNote ${LINENO} "Leak checking enabled for $ARCHS. Ignoring leaks from $GTM_LEAKS_SYMBOLS_TO_IGNORE."
239  SetMemoryVariables
240  MaybeFlock "${SYSTEM_DEVELOPER_DIR}/Tools/RunUnitTests"
241
242  # Running leaks on architectures that don't support leaks.
243  unset MallocStackLogging
244  unset GTM_ENABLE_LEAKS
245  ARCHS="${NO_LEAK_TEST_ARCHS}"
246  VALID_ARCHS="${NO_LEAK_TEST_ARCHS}"
247  GTMXcodeNote ${LINENO} "Leak checking disabled for $ARCHS due to no support for leaks on platform".
248  MaybeFlock "${SYSTEM_DEVELOPER_DIR}/Tools/RunUnitTests"
249}
250
251if [ ! $GTM_DO_NOT_REMOVE_GCOV_DATA ]; then
252  GTM_GCOV_CLEANUP_DIR="${CONFIGURATION_TEMP_DIR}"
253  if [ $GTM_REMOVE_TARGET_GCOV_ONLY ]; then
254    GTM_GCOV_CLEANUP_DIR="${OBJECT_FILE_DIR}-${CURRENT_VARIANT}"
255  fi
256  if [ "${GTM_GCOV_CLEANUP_DIR}" != "-" ]; then
257    if [ -d "${GTM_GCOV_CLEANUP_DIR}" ]; then
258      GTMXcodeNote ${LINENO} "Removing gcov data files from ${GTM_GCOV_CLEANUP_DIR}"
259      (cd "${GTM_GCOV_CLEANUP_DIR}" && \
260        find . -type f -name "*.gcda" -print0 | xargs -0 rm -f )
261    fi
262  fi
263fi
264
265# If leaks testing is enabled, we have to go through our convoluted path
266# to handle architectures that don't allow us to do leak testing.
267if [ $GTM_ENABLE_LEAKS -ne 0 ]; then
268  RunTests
269else
270  GTMXcodeNote ${LINENO} "Leak checking disabled."
271  SetMemoryVariables
272  MaybeFlock "${SYSTEM_DEVELOPER_DIR}/Tools/RunUnitTests"
273fi