# -*- coding: utf-8 -*-
import pytest
from django_webtest import DjangoTestApp, WebTestMixin


DEFAULT_MARK = object()


class SigiTestApp(DjangoTestApp):
    def __init__(
        self, extra_environ=None, relative_to=None, default_user=None
    ):
        super(SigiTestApp, self).__init__(extra_environ, relative_to)
        self.default_user = default_user

    def get(
        self,
        url,
        params=None,
        headers=None,
        extra_environ=None,
        status=None,
        expect_errors=False,
        user=DEFAULT_MARK,
        auto_follow=True,
        content_type=None,
        **kwargs
    ):
        # note we altered the default values for user and auto_follow

        if user is DEFAULT_MARK:  # a trick to allow explicit user=None
            user = self.default_user

        return super(SigiTestApp, self).get(
            url,
            params,
            headers,
            extra_environ,
            status,
            expect_errors,
            user,
            auto_follow,
            content_type,
            **kwargs
        )


@pytest.fixture(scope="function")
def app(request, admin_user):
    """WebTest's TestApp.

    Patch and unpatch settings before and after each test.

    WebTestMixin, when used in a unittest.TestCase, automatically calls
    _patch_settings() and _unpatchsettings.

    source: https://gist.github.com/magopian/6673250
    """
    wtm = WebTestMixin()
    wtm._patch_settings()
    request.addfinalizer(wtm._unpatch_settings)
    return SigiTestApp(default_user=admin_user.username)