Получить имя скачиваемого файла на Mac и Windows (если это имя не содержится в ссылке для скачивания)

 Код в файле теста:

@pytest.mark.skipif(pytest.mark._config.getoption('os') == 'win', 

                    reason='This test is for Mac only')

def test_correct_app_version_should_be_downloaded_on_mac(driver):
    page.open(driver)
    page.click_download_button(driver)
    assert page.is_downloaded_app_version_correct(driver, TestData.app_for_mac_format), \
        "Downloaded App has incorrect for Mac format"


@pytest.mark.skipif(pytest.mark._config.getoption('os') == 'mac', 
                    reason='This test is for Windows only')

def test_correct_app_version_should_be_downloaded_on_windows(driver_win_chrome):
    page.open(driver_win_chrome)
    page.click_download_button(driver_win_chrome)
    assert page.is_downloaded_app_version_correct(

       driver_win_chrome, TestData.sa_app_for_win_format), \
       "Downloaded App has incorrect for Windows format"

Код в Page:

@allure.step("Check if downloaded App version is correct.")
def is_downloaded_app_version_correct(driver, expected_format):
    downloaded_file_name = _get_downloaded_filename(driver, 180)
    print(downloaded_file_name)
    return expected_format in downloaded_file_name

def _get_downloaded_filename(driver, waitTime):
    driver.execute_script("window.open()")
    driver.switch_to.window(driver.window_handles[-1])
    driver.get('chrome://downloads')
    endTime = time.time()+waitTime
    while True:
        try:
            return driver.execute_script(
                    "return document.querySelector('downloads-manager').shadowRoot.querySelector"
                    "('#downloadsList downloads-item').shadowRoot.querySelector"
                    "('div#content  #file-link').text")
        except:
            pass
        time.sleep(1)
        if time.time() > endTime:
            break