#! /bin/sh

# Copyright (C) 2000-2002, 2004, 2005, 2011, 2012, 2016, 2020  Niels Möller
#
# 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 2 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, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

failed=0
all=0

debug='no'
testflags=''

if [ -z "$srcdir" ] ; then
  srcdir=$(pwd)
fi

export srcdir

if [ -n "$TEST_SHLIB_DIR" ] ; then
  # Prepend to LD_LIBRARY_PATH, if it is alredy set.
  LD_LIBRARY_PATH="${TEST_SHLIB_DIR}${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH}"
  # For MACOS
  DYLD_LIBRARY_PATH="$TEST_SHLIB_DIR"
  # For Windows
  PATH="${TEST_SHLIB_DIR}:${PATH}"
  # For Wine
  WINEPATH="${TEST_SHLIB_DIR}${WINEPATH:+;$WINEPATH}"

  export LD_LIBRARY_PATH
  export DYLD_LIBRARY_PATH
  export PATH
  export WINEPATH
fi

# When used in make rules, we sometimes get the filenames VPATH
# expanded, but usually not.
find_program () {
    case "$1" in
	*/*)
	  echo "$1"
	  ;;
	*)
	  if [ -x "$1" ] ; then
	      echo "./$1"
	  elif [ -x "$1.exe" ] ; then
	      echo "./$1.exe"
	  else
	      echo "$srcdir/$1"
	  fi
	  ;;
    esac
}

env_program () {
  if [ -x "$1" ] ; then
    if "$1"; then : ; else
      echo "FAIL: $1"
      exit 1
    fi
  fi
}

test_program () {
  testname=$(basename "$1" .exe)
  testname=$(basename "$testname" -test)
  if [ -z "$EMULATOR" ] || head -1 "$1" | grep '^#!' > /dev/null; then
    "$1" $testflags
  else
    $EMULATOR "$1" $testflags
  fi
  case "$?" in
      0)
	echo "PASS: $testname"
	all=$((all + 1))
	;;
      77)
	echo "SKIP: $testname"
      ;;
      *)
	echo "FAIL: $testname"
	failed=$((failed + 1))
	all=$((all + 1))
	;;
  esac
}

env_program "$(find_program setup-env)"

while test $# != 0
do
  case "$1" in
  --debug)
    debug=yes
    ;;
  -v)
    testflags='-v'
    ;;
  -*)
    echo >&2 'Unknown option `'"$1'"
    exit 1
    ;;
  *)
    break
    ;;
  esac
  shift
done

for f in "$@" ; do test_program "$(find_program "$f")"; done

if [ "$failed" -eq 0 ] ; then
  banner="All $all tests passed"
else
  banner="$failed of $all tests failed"
fi
dashes=$(echo "$banner" | sed s/./=/g)
echo "$dashes"
echo "$banner"
echo "$dashes"

if [ "$debug" = no ] ; then
  env_program "$(find_program teardown-env)"
fi

[ "$failed" -eq 0 ]
