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# SPDX-License-Identifier: CC0-1.0

"""
Haketilo unit tests - exposing some special functionalities to injected scripts
"""

# This file is part of Haketilo
#
# Copyright (C) 2022 Wojtek Kosior <koszko@koszko.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the CC0 1.0 Universal License as published by
# the Creative Commons Corporation.
#
# 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
# CC0 1.0 Universal License for more details.

import pytest
import json
from selenium.webdriver.support.ui import WebDriverWait

from ..script_loader import load_script
from ..world_wide_library import some_data

def content_script():
    return load_script('content/haketilo_apis.js') + ';\nstart();'

def background_script():
    return load_script('background/CORS_bypass_server.js') + ';\nstart();'

@pytest.mark.ext_data({
    'content_script': content_script,
    'background_script': background_script
})
@pytest.mark.usefixtures('webextension')
def test_haketilo_apis_CORS_bypass(driver):
    """
    Verify injected scripts will be able to bypass CORS with the help of
    Haketilo API.
    """
    driver.get('https://gotmyowndoma.in/')
    driver.execute_script(
        '''
        const fetch_arg = {
            url: "https://anotherdoma.in/resource/blocked/by/CORS.json",
            init: {}
        };

        const detail = {
            data: JSON.stringify(fetch_arg),
            id:   "abcdef"
        };

        window.addEventListener("haketilo_CORS_bypass-abcdef",
                                e => window.__response = e.detail);
        window.dispatchEvent(new CustomEvent("haketilo_CORS_bypass", {detail}));
        ''')

    get_response = lambda d: d.execute_script("return window.__response;")
    response = WebDriverWait(driver, 10).until(get_response)
    response = json.loads(response)

    assert response['body'] == some_data.encode().hex()
    assert response['status'] == 200
    assert type(response['headers']) is list