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

    Test all builders.

    :copyright: Copyright 2007-2017 by the Sphinx team, see AUTHORS.
    :license: BSD, see LICENSE for details.
"""

import pickle
from docutils import nodes
import mock
import pytest
from textwrap import dedent
from sphinx.errors import SphinxError

from sphinx.testing.path import path


def request_session_head(url, **kwargs):
    response = mock.Mock()
    response.status_code = 200
    response.url = url
    return response


@pytest.fixture
def nonascii_srcdir(request, rootdir, sphinx_test_tempdir):
    # If supported, build in a non-ASCII source dir
    test_name = u'\u65e5\u672c\u8a9e'
    basedir = sphinx_test_tempdir / request.node.originalname
    try:
        srcdir = basedir / test_name
        if not srcdir.exists():
            (rootdir / 'test-root').copytree(srcdir)
    except UnicodeEncodeError:
        srcdir = basedir / 'all'
    else:
        # add a doc with a non-ASCII file name to the source dir
        (srcdir / (test_name + '.txt')).write_text(dedent("""
            nonascii file name page
            =======================
            """))

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

                                 %(test_name)s/%(test_name)s
                              """ % {'test_name': test_name}))
    return srcdir


@pytest.mark.parametrize(
    "buildername",
    [
        # note: no 'html' - if it's ok with dirhtml it's ok with html
        'dirhtml', 'singlehtml', 'latex', 'texinfo', 'pickle', 'json', 'text',
        'htmlhelp', 'qthelp', 'epub', 'applehelp', 'changes', 'xml',
        'pseudoxml', 'man', 'linkcheck',
    ],
)
@mock.patch('sphinx.builders.linkcheck.requests.head',
            side_effect=request_session_head)
def test_build_all(requests_head, make_app, nonascii_srcdir, buildername):
    app = make_app(buildername, srcdir=nonascii_srcdir)
    app.build()


def test_master_doc_not_found(tempdir, make_app):
    (tempdir / 'conf.py').write_text('master_doc = "index"')
    assert tempdir.listdir() == ['conf.py']

    app = make_app('dummy', srcdir=tempdir)
    with pytest.raises(SphinxError):
        app.builder.build_all()


@pytest.mark.sphinx(buildername='text', testroot='circular')
def test_circular_toctree(app, status, warning):
    app.builder.build_all()
    warnings = warning.getvalue()
    assert (
        'circular toctree references detected, ignoring: '
        'sub <- contents <- sub') in warnings
    assert (
        'circular toctree references detected, ignoring: '
        'contents <- sub <- contents') in warnings


@pytest.mark.sphinx(buildername='text', testroot='numbered-circular')
def test_numbered_circular_toctree(app, status, warning):
    app.builder.build_all()
    warnings = warning.getvalue()
    assert (
        'circular toctree references detected, ignoring: '
        'sub <- contents <- sub') in warnings
    assert (
        'circular toctree references detected, ignoring: '
        'contents <- sub <- contents') in warnings


@pytest.mark.sphinx(buildername='dummy', testroot='images')
def test_image_glob(app, status, warning):
    app.builder.build_all()

    # index.rst
    doctree = pickle.loads((app.doctreedir / 'index.doctree').bytes())

    assert isinstance(doctree[0][1], nodes.image)
    assert doctree[0][1]['candidates'] == {'*': 'rimg.png'}
    assert doctree[0][1]['uri'] == 'rimg.png'

    assert isinstance(doctree[0][2], nodes.figure)
    assert isinstance(doctree[0][2][0], nodes.image)
    assert doctree[0][2][0]['candidates'] == {'*': 'rimg.png'}
    assert doctree[0][2][0]['uri'] == 'rimg.png'

    assert isinstance(doctree[0][3], nodes.image)
    assert doctree[0][3]['candidates'] == {'application/pdf': 'img.pdf',
                                           'image/gif': 'img.gif',
                                           'image/png': 'img.png'}
    assert doctree[0][3]['uri'] == 'img.*'

    assert isinstance(doctree[0][4], nodes.figure)
    assert isinstance(doctree[0][4][0], nodes.image)
    assert doctree[0][4][0]['candidates'] == {'application/pdf': 'img.pdf',
                                              'image/gif': 'img.gif',
                                              'image/png': 'img.png'}
    assert doctree[0][4][0]['uri'] == 'img.*'

    # subdir/index.rst
    doctree = pickle.loads((app.doctreedir / 'subdir/index.doctree').bytes())

    assert isinstance(doctree[0][1], nodes.image)
    sub = path('subdir')
    assert doctree[0][1]['candidates'] == {'*': sub / 'rimg.png'}
    assert doctree[0][1]['uri'] == sub / 'rimg.png'

    assert isinstance(doctree[0][2], nodes.image)
    assert doctree[0][2]['candidates'] == {'application/pdf': 'subdir/svgimg.pdf',
                                           'image/svg+xml': 'subdir/svgimg.svg'}
    assert doctree[0][2]['uri'] == sub / 'svgimg.*'

    assert isinstance(doctree[0][3], nodes.figure)
    assert isinstance(doctree[0][3][0], nodes.image)
    assert doctree[0][3][0]['candidates'] == {'application/pdf': 'subdir/svgimg.pdf',
                                              'image/svg+xml': 'subdir/svgimg.svg'}
    assert doctree[0][3][0]['uri'] == sub / 'svgimg.*'