#!/bin/bash
#
# Copyright 2012 Canonical Ltd.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; version 3.
#
# 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 Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
# Author: Juhapekka Piiroinen <juhapekka.piiroinen@canonical.com>
################################################################################

set -e

source `dirname $0`/../../export_qml_dir.sh

_CMD=""
_TARGETPATH=$1
_TESTFILEPATH=$2
_MINIMAL=$3

relpath() {
  python -c 'import os, sys; print(os.path.relpath(*sys.argv[1:]))' $*
}

if [ -z $_TESTFILEPATH ]; then
  _TESTFILEPATH=$_TARGETPATH
elif [[ 'minimal custom' == *$_TESTFILEPATH* ]]; then
  _MINIMAL=$_TESTFILEPATH
  _TESTFILEPATH=$_TARGETPATH
fi
test -z $_MINIMAL && _MINIMAL=default

if [ -z $_TARGETPATH ]; then
  echo Usage:
  echo "  $0 TEST_EXECUTABLE [QML_FILE] [QT_QPA_PLATFORM]"
  echo ''
  echo 'Examples:'
  echo "  $0 $(relpath ${BUILD_DIR}/tests/unit/components/components) $(relpath ${SRC_DIR}/tests/unit/components/tst_label13.qml) minimal"
  echo ''
  echo "  cd $(relpath ${BUILD_DIR}/tests/unit/mainview13)"
  echo "  ../$(basename $0) mainview13 minimal"
  echo "  cd ../../.."
  echo ''
  echo "  cd $(relpath ${BUILD_DIR}/tests/unit/visual)"
  echo "  ../../xvfb.sh ../../unit/$(basename $0) visual ../../unit/visual/tst_listitem13.qml"
  echo "  cd ../../.."
  echo ''
  echo "  $(relpath ${BUILD_DIR}/tests/xvfb.sh) $0 $(relpath ${BUILD_DIR}/tests/unit/bottomedge/bottomedge)"
  exit 1
fi

_TARGET=$(basename $_TARGETPATH)
_TESTFILE=$(basename $_TESTFILEPATH)
_XML="${BUILD_DIR}/tests/$_TARGET_$_TESTFILE.xml"

_ARGS="-p -o -p $_XML,xunitxml -p -o -p -,txt"

function create_fallback_xml {
  cat << EOF > $_XML
<?xml version="1.0" encoding="UTF-8" ?>
<testsuite errors="$1" failures="1" tests="1" name="$_TESTFILE">
  <testcase result="fail" name="${_TESTFILE}_Execution">
    $2
  </testcase>
</testsuite>
EOF
}

function abspath {
  if [[ "$1" = /* ]]; then
      ABSPATH=$1
  else
      ABSPATH=./$1
  fi
  # Note: '|| echo' so we get a sane error message if it doesn't exist
  echo -n $(readlink -f $ABSPATH || echo $ABSPATH)
}

function create_test_cmd {
  EXE=$(abspath $_TARGETPATH)
  _CMD="-n $_TESTFILE -m 500"

  DEB_HOST_ARCH=$(dpkg-architecture -qDEB_HOST_ARCH)
  if [[ ${DEB_HOST_ARCH} =~ 'arm' ]]; then
    _CMD="dbus-test-runner --task $EXE $_CMD"
  else
    _CMD="dbus-test-runner --task gdb -p --quiet $_CMD"
    _CMD="$_CMD -p --batch -p -ex -p 'set print thread-events off' -p -ex -p run -p -ex -p bt -p --return-child-result -p --args -p $EXE"
  fi

  if [[ 'minimal custom' == *$_MINIMAL* ]]; then
      _CMD="$_CMD -p -platform -p $_MINIMAL"
  fi

  if [[ $_TESTFILEPATH == *\.qml* ]]; then
      _CMD="$_CMD -p -input -p $(abspath $_TESTFILEPATH)"
  fi
  _CMD="$_CMD -p -maxwarnings -p 100"
}

function execute_test_cmd {
  echo "Executing $_CMD $_ARGS"
  if [ ! -x $_TARGETPATH ]; then
    echo "Error: $_TARGET wasn't built!"
    RESULT=2
  elif [ $DISPLAY ]; then
    SRC_TARGETPATH=$(echo $EXE | sed "s@$BUILD_DIR@$SRC_DIR@")
    cd $(dirname $SRC_TARGETPATH)

    # https://bugs.launchpad.net/ubuntu-ui-toolkit/+bug/1256999
    # https://bugreports.qt-project.org/browse/QTBUG-36243
    # QV4_MM_AGGRESSIVE_GC=1 \
    ALARM_BACKEND=memory SUPPRESS_DEPRECATED_NOTE=no \
    QT_LOGGING_RULES="[PERFORMANCE].warning=false" \
    $_CMD $_ARGS 2>&1 | sed "s@$_TESTFILE: @@" | grep -v 'QFontDatabase: Cannot find font directory'
    if [ ! -s $_XML ]; then
        # Write fallback in case it crashed and the file is empty
        if [[ $_XML == *".SEGFAULT"* ]]; then
            create_fallback_xml 0 '<!-- message="Test results corrupted (crashed)" type="qwarn" -->'
        else
            create_fallback_xml 1 '<failure message="Test results corrupted (crashed)" result="fail"/>'
        fi
    fi
    if [ "x$UITK_TEST_KEEP_RUNNING" != "x1" ]; then
        ${SRC_DIR}/tests/checkresults.sh $_XML
        RESULT=$?
    fi
  else
    echo "Skipped because no DISPLAY available"
  fi
  if [ -z $RESULT ]; then
    RESULT=0
  # segfault
  elif [ $RESULT -eq 139 ]; then
    RESULT=2
  # abort
  elif [ $RESULT -eq 134 ]; then
    RESULT=2
  fi
  echo "$_TARGET_$_TESTFILE exited with $RESULT"
  return $RESULT
}

# Tests are written using this theme in mind.
export UITK_ICON_THEME="suru"

# Always create XML in case the test can't be run, eg. .so file missing
create_fallback_xml 1 '<failure message="Test couldnt be run" result="fail"/>'
create_test_cmd
execute_test_cmd
RESULT=$?
exit $RESULT
