# -*- coding: utf-8 -*-
"""
    jinja2.testsuite.conftest
    ~~~~~~~~~~~~~~~~~~~~~~~~~

    Configuration and Fixtures for the tests

    :copyright: (c) 2017 by the Jinja Team.
    :license: BSD, see LICENSE for more details.
"""
import pytest
import os

from jinja2 import loaders
from jinja2.utils import have_async_gen
from jinja2 import Environment


def pytest_ignore_collect(path):
    if 'async' in path.basename and not have_async_gen:
        return True
    return False


def pytest_configure(config):
    '''Register custom marks for test categories.'''
    custom_markers = [
        'api',
        'byte_code_cache',
        'core_tags',
        'debug',
        'escapeUrlizeTarget',
        'ext',
        'extended',
        'filesystemloader',
        'filter',
        'for_loop',
        'helpers',
        'if_condition',
        'imports',
        'includes',
        'inheritance',
        'lexer',
        'lexnparse',
        'loaders',
        'loremIpsum',
        'lowlevel',
        'lrucache',
        'lstripblocks',
        'macros',
        'meta',
        'moduleloader',
        'parser',
        'regression',
        'sandbox',
        'set',
        'streaming',
        'syntax',
        'test_tests',
        'tokenstream',
        'undefined',
        'utils',
        'with_',
    ]
    for mark in custom_markers:
        config.addinivalue_line('markers', mark + ': test category')


@pytest.fixture
def env():
    '''returns a new environment.
    '''
    return Environment()


@pytest.fixture
def dict_loader():
    '''returns DictLoader
    '''
    return loaders.DictLoader({
        'justdict.html':        'FOO'
    })


@pytest.fixture
def package_loader():
    '''returns PackageLoader initialized from templates
    '''
    return loaders.PackageLoader('res', 'templates')


@pytest.fixture
def filesystem_loader():
    '''returns FileSystemLoader initialized to res/templates directory
    '''
    here = os.path.dirname(os.path.abspath(__file__))
    return loaders.FileSystemLoader(here + '/res/templates')


@pytest.fixture
def function_loader():
    '''returns a FunctionLoader
    '''
    return loaders.FunctionLoader({'justfunction.html': 'FOO'}.get)


@pytest.fixture
def choice_loader(dict_loader, package_loader):
    '''returns a ChoiceLoader
    '''
    return loaders.ChoiceLoader([dict_loader, package_loader])


@pytest.fixture
def prefix_loader(filesystem_loader, dict_loader):
    '''returns a PrefixLoader
    '''
    return loaders.PrefixLoader({
        'a':        filesystem_loader,
        'b':        dict_loader
    })