"""Tests project module."""

import pytest

from sphinx.project import Project

DOCNAMES = {'autodoc', 'bom', 'extapi', 'extensions', 'footnote', 'images',
            'includes', 'index', 'lists', 'markup', 'math', 'objects',
            'subdir/excluded', 'subdir/images', 'subdir/includes'}
SUBDIR_DOCNAMES = {'subdir/excluded', 'subdir/images', 'subdir/includes'}


def test_project_discover_basic(rootdir):
    # basic case
    project = Project(rootdir / 'test-root', ['.txt'])
    assert project.discover() == DOCNAMES


def test_project_discover_exclude_patterns(rootdir):
    project = Project(rootdir / 'test-root', ['.txt'])

    # exclude_paths option
    assert project.discover(['subdir/*']) == DOCNAMES - SUBDIR_DOCNAMES
    assert project.discover(['.txt', 'subdir/*']) == DOCNAMES - SUBDIR_DOCNAMES


def test_project_discover_multiple_suffixes(rootdir):
    # multiple source_suffixes
    project = Project(rootdir / 'test-root', ['.txt', '.foo'])
    assert project.discover() == DOCNAMES | {'otherext'}


def test_project_discover_complicated_suffix(rootdir):
    # complicated source_suffix
    project = Project(rootdir / 'test-root', ['.foo.png'])
    assert project.discover() == {'img'}


def test_project_discover_templates_path(rootdir):
    # templates_path
    project = Project(rootdir / 'test-root', ['.html'])
    assert project.discover() == {'_templates/layout',
                                  '_templates/customsb',
                                  '_templates/contentssb'}

    assert project.discover(['_templates']) == set()


def test_project_path2doc(rootdir):
    project = Project(rootdir / 'test-basic', {'.rst': 'restructuredtext'})
    assert project.path2doc('index.rst') == 'index'
    assert project.path2doc('index.foo') is None  # unknown extension
    assert project.path2doc('index.foo.rst') == 'index.foo'
    assert project.path2doc('index') is None
    assert project.path2doc('path/to/index.rst') == 'path/to/index'
    assert project.path2doc(rootdir / 'test-basic' / 'to/index.rst') == 'to/index'


@pytest.mark.sphinx(srcdir='project_doc2path', testroot='basic')
def test_project_doc2path(app):
    source_suffix = {'.rst': 'restructuredtext', '.txt': 'restructuredtext'}

    project = Project(app.srcdir, source_suffix)
    project.discover()

    # absolute path
    assert project.doc2path('index', absolute=True) == str(app.srcdir / 'index.rst')

    # relative path
    assert project.doc2path('index', absolute=False) == 'index.rst'

    # first source_suffix is used for missing file
    assert project.doc2path('foo', absolute=False) == 'foo.rst'

    # matched source_suffix is used if exists
    (app.srcdir / 'bar.txt').touch()
    project.discover()
    assert project.doc2path('bar', absolute=False) == 'bar.txt'