# -*- coding: utf-8 -*-
"""
    test_setup_command
    ~~~~~~~~~~~~~~~~~~~

    Test setup_command for distutils.

    :copyright: Copyright 2007-2016 by the Sphinx team, see AUTHORS.
    :license: BSD, see LICENSE for details.
"""

import os
import sys
import subprocess
from collections import namedtuple
import sphinx

import pytest

from sphinx.util.osutil import cd
from util import rootdir, tempdir
from textwrap import dedent

root = tempdir / 'test-setup'


def setup_module():
    if not root.exists():
        (rootdir / 'roots' / 'test-setup').copytree(root)


@pytest.fixture
def setup_command(request, tempdir):
    """
    Run `setup.py build_sphinx` with args and kwargs,
    pass it to the test and clean up properly.
    """
    marker = request.node.get_marker('setup_command')
    args = marker.args if marker else []

    pkgrootdir = tempdir / 'root'
    root.copytree(pkgrootdir)

    with cd(pkgrootdir):
        pythonpath = os.path.dirname(os.path.dirname(sphinx.__file__))
        if os.getenv('PYTHONPATH'):
            pythonpath = os.getenv('PYTHONPATH') + os.pathsep + pythonpath
        command = [sys.executable, 'setup.py', 'build_sphinx']
        command.extend(args)

        proc = subprocess.Popen(
            command,
            env=dict(os.environ, PYTHONPATH=pythonpath),
            stdout=subprocess.PIPE,
            stderr=subprocess.PIPE)
        yield namedtuple('setup', 'pkgroot,proc')(pkgrootdir, proc)


def test_build_sphinx(setup_command):
    proc = setup_command.proc
    out, err = proc.communicate()
    print(out)
    print(err)
    assert proc.returncode == 0


@pytest.fixture
def nonascii_srcdir(request, setup_command):
    mb_name = u'\u65e5\u672c\u8a9e'
    srcdir = (setup_command.pkgroot / 'doc')
    try:
        (srcdir / mb_name).makedirs()
    except UnicodeEncodeError:
        from path import FILESYSTEMENCODING
        pytest.skip(
            'non-ASCII filename not supported on this filesystem encoding: '
            '%s' % FILESYSTEMENCODING)

    (srcdir / mb_name / (mb_name + '.txt')).write_text(dedent("""
        multi byte file name page
        ==========================
        """))

    master_doc = srcdir / 'contents.txt'
    master_doc.write_bytes((master_doc.text() + dedent("""
            .. toctree::

               %(mb_name)s/%(mb_name)s
            """ % locals())
                            ).encode('utf-8'))


@pytest.mark.usefixtures('nonascii_srcdir')
def test_build_sphinx_with_nonascii_path(setup_command):
    proc = setup_command.proc
    out, err = proc.communicate()
    print(out)
    print(err)
    assert proc.returncode == 0


@pytest.mark.setup_command('-b', 'linkcheck')
def test_build_sphinx_return_nonzero_status(setup_command):
    srcdir = (setup_command.pkgroot / 'doc')
    (srcdir / 'contents.txt').write_text(
        'http://localhost.unexistentdomain/index.html')
    proc = setup_command.proc
    out, err = proc.communicate()
    print(out)
    print(err)
    assert proc.returncode != 0, 'expect non-zero status for setup.py'


def test_build_sphinx_warning_return_zero_status(setup_command):
    srcdir = (setup_command.pkgroot / 'doc')
    (srcdir / 'contents.txt').write_text(
        'See :ref:`unexisting-reference-label`')
    proc = setup_command.proc
    out, err = proc.communicate()
    print(out)
    print(err)
    assert proc.returncode == 0


@pytest.mark.setup_command('--warning-is-error')
def test_build_sphinx_warning_is_error_return_nonzero_status(setup_command):
    srcdir = (setup_command.pkgroot / 'doc')
    (srcdir / 'contents.txt').write_text(
        'See :ref:`unexisting-reference-label`')
    proc = setup_command.proc
    out, err = proc.communicate()
    print(out)
    print(err)
    assert proc.returncode != 0, 'expect non-zero status for setup.py'