File: init.cfg

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# This file is sourced by init.sh, *before* its initialization.

# Copyright (C) 2010-2017 Free Software Foundation, Inc.

# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

# This goes hand in hand with the "exec 9>&2;" in tests/Makefile.am's
# TESTS_ENVIRONMENT definition.
stderr_fileno_=9

# Skip the current test if valgrind doesn't work,
# which could happen if not installed,
# or hasn't support for the built architecture,
# or hasn't appropriate error suppressions installed etc.
# or the program under test was compiled with address sanitizer.
require_valgrind_()
{
  valgrind --error-exitcode=1 true 2>/dev/null ||
    skip_ "requires a working valgrind"

  # We cannot apply valgrind to an ASAN-enabled executable.
  # An ASAN-enabled binary will print this on the first line of
  # its help output: Available flags for AddressSanitizer:
  ASAN_OPTIONS=help=1 sed qq 2>&1 | grep AddressSanitizer: \
    && skip_ 'ASAN enabled binary cannot work with valgrind'
}

# Call this with a list of programs under test immediately after
# sourcing init.sh.
print_ver_()
{
  if test "$VERBOSE" = yes; then
    local i
    for i in $*; do
      env $i --version
    done
  fi
}

# Some tests would fail without this particular locale.
# If the locale is not available, just skip the test.
require_en_utf8_locale_()
{
  path_prepend_ ./testsuite
  case $(get-mb-cur-max en_US.UTF-8) in
    [3456]) ;;
    *) skip_ 'en_US.UTF-8 locale not found' ;;
  esac
}

require_el_iso88597_locale_()
{
  path_prepend_ ./testsuite
  case $(get-mb-cur-max el_GR.iso88597) in
    1) ;;
    *) skip_ 'el_GR.iso88597 locale not found' ;;
  esac
}

# Some tests would fail without this particular locale.
# If the locale is not available, just skip the test.
# The exact spelling differs between operating systems
# (ja_JP.shiftjis on Ubuntu, ja_JP.sjis on Debian, ja_JP.SJIS on Mac OS X).
# If a sjift-jis locale is found the function sets shell variable
# 'LOCALE_JA_SJIS' to the locale name.
require_ja_shiftjis_locale_()
{
  path_prepend_ ./testsuite
  LOCALE_JA_SJIS=
  for l in shiftjis sjis SJIS ; do
      n=$(get-mb-cur-max ja_JP.$l) || continue
      test 2 -eq "$n" || continue
      LOCALE_JA_SJIS="ja_JP.$l"
      break
  done
  test -z "$LOCALE_JA_SJIS" && skip_ 'ja_JP shift-jis locale not found'
}

# Ensure the implementation of mbrtowc can detect invalid
# multibyte shiftjis sequences. Otherwise, skip the test, to avoid
# false-alarms.
# "$1" should be the name of the SHIFT-JIS locale
# (as set by 'require_ja_shiftjis_locale_' above)
require_valid_ja_shiftjis_locale_()
{
  path_prepend_ ./testsuite
  local n=$(printf '\203:' | LC_ALL="$1" test-mbrtowc)
  test "x$n" = "x-2,-1" || skip_ "locale '$1' is buggy"
}

# Ensure the implementation of mbrtowc can detect invalid
# multibyte eucJP sequences. Otherwise, skip the test, to avoid
# false-alarms.
# "$1" should be the name of the ja_JP.eucJP locale
# (as set in $LOCALE_JA by m4/locale-ja.m4)
require_valid_ja_eucjp_locale_()
{
  path_prepend_ .
  local n=$(printf '\262C' | LC_ALL="$1" test-mbrtowc)
  test "x$n" = "x-2,-1" || skip_ "locale '$1' is buggy"
}