1

#!/usr/bin/env python

     2

# -*- coding: utf-8 -*-

     3

     4

# This file is part of Beremiz, a Integrated Development Environment for

     5

# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.

     6

#

     7

# Copyright (C) 2017: Andrey Skvortsov

     8

#

     9

# See COPYING file for copyrights details.

    10

#

    11

# This program is free software; you can redistribute it and/or

    12

# modify it under the terms of the GNU General Public License

    13

# as published by the Free Software Foundation; either version 2

    14

# of the License, or (at your option) any later version.

    15

#

    16

# This program is distributed in the hope that it will be useful,

    17

# but WITHOUT ANY WARRANTY; without even the implied warranty of

    18

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    19

# GNU General Public License for more details.

    20

#

    21

# You should have received a copy of the GNU General Public License

    22

# along with this program; if not, write to the Free Software

    23

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

    24

    27

import os

    28

import sys

    29

    30

# import pytest

    31

# import xvfbwrapper

    32

    33

    34

def init_environment():

    35

    """Append module root directory to sys.path"""

    36

    try:

    37

        import Beremiz as _Beremiz

    38

    except ImportError:

    39

        sys.path.append(

    40

            os.path.abspath(

    41

                os.path.join(

    42

                    os.path.dirname(__file__), '..', '..')

    43

            )

    44

        )

    45

    46

    47

init_environment()

    48

    49

#

    50

# Something seems to be broken in Beremiz application,

    51

# because after tests in test_application.py during Xvfb shutdown

    52

# pytest returns error message:

    53

# pytest: Fatal IO error 11 (Die Ressource ist zur Zeit nicht verfügbar) on X server :2821.

    54

#

    55

# As a result of that pytest returns code 1 as some tests were failed,

    56

# but they aren't.

    57

#

    58

# To avoid this Xvfb is launched and killed not by pytest.

    59

# $ Xvfb :42 -screen 0 1280x1024x24 &

    60

# $ export DISPLAY=:42

    61

# $ pytest --timeout=10 ./tests/tools

    62

# $ pkill -9 Xvfb

    63

#

    64

# TODO: find root of this problem.

    65

    66

    67

# vdisplay = None

    68

#

    69

# @pytest.fixture(scope="session", autouse=True)

    70

# def start_xvfb_server(request):

    71

#     global vdisplay

    72

#     vdisplay = xvfbwrapper.Xvfb(width=1280, height=720)

    73

#     vdisplay.start()

    74

#     request.addfinalizer(stop_xvfb_server)

    75

#

    76

# def stop_xvfb_server():

    77

#     if vdisplay is not None:

    78

#         vdisplay.stop()