# Copyright (C) 2005-2014 Bastian Kleineidam
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
"""
Test cookie routines.
"""

import os
from pathlib import Path

import linkcheck.cookies
import linkcheck.configuration
import linkcheck.director

from . import TestBase


class TestCookies(TestBase):
    """Test cookie routines."""

    def test_cookie_parse_multiple_headers(self):
        lines = [
            "Host: example.org",
            "Path: /hello",
            'Set-cookie: ID="smee"',
            'Set-cookie: spam="egg"',
        ]
        from_headers = linkcheck.cookies.from_headers
        cookies = from_headers("\r\n".join(lines))
        self.assertEqual(len(cookies), 2)
        for cookie in cookies:
            self.assertEqual(cookie.domain, "example.org")
            self.assertEqual(cookie.path, "/hello")
        self.assertEqual(cookies[0].name, "ID")
        self.assertEqual(cookies[0].value, "smee")
        self.assertEqual(cookies[1].name, "spam")
        self.assertEqual(cookies[1].value, "egg")

    def test_cookie_parse_multiple_values(self):
        lines = [
            "Host: example.org",
            'Set-cookie: baggage="elitist"; comment="hologram"',
        ]
        from_headers = linkcheck.cookies.from_headers
        cookies = from_headers("\r\n".join(lines))
        self.assertEqual(len(cookies), 2)
        for cookie in cookies:
            self.assertEqual(cookie.domain, "example.org")
            self.assertEqual(cookie.path, "/")
        self.assertEqual(cookies[0].name, "baggage")
        self.assertEqual(cookies[0].value, "elitist")
        self.assertEqual(cookies[1].name, "comment")
        self.assertEqual(cookies[1].value, "hologram")

    def test_cookie_parse_error(self):
        lines = [
            " Host: imaweevil.org",
            'Set-cookie: baggage="elitist"; comment="hologram"',
        ]
        from_headers = linkcheck.cookies.from_headers
        self.assertRaises(ValueError, from_headers, "\r\n".join(lines))

    def test_cookie_file(self):
        # Regression test for https://github.com/linkchecker/linkchecker/issues/62
        config = linkcheck.configuration.Configuration()
        here = os.path.dirname(__file__)
        config["cookiefile"] = os.path.join(here, "cookies.txt")
        aggregate = linkcheck.director.get_aggregate(config)
        aggregate.add_request_session()
        session = aggregate.get_request_session()
        self.assertEqual({c.name for c in session.cookies}, {"om", "multiple", "are"})

    def test_empty_cookie_file(self):
        self.assertRaises(
            linkcheck.LinkCheckerError,
            linkcheck.cookies.from_file,
            Path(__file__).parent / "configuration/data/config.empty",
        )