Fix download_pdf test

        type            => 'marionette',

        descr           => 'Check if download of PDF is working (#19402)',

        use_net         => 1,

        # Bug 30333: temporarily disable test

        enable          => sub { undef },

    },

    {

        name            => 'pinning_now',

from marionette_driver import By, Actions

from marionette_driver.errors import MarionetteException, JavascriptException

from marionette_harness import MarionetteTestCase

import testsuite

    def test_download_pdf(self):

        m = self.marionette

        m.set_search_timeout(1000)

        m.set_window_size(1024, 300)

        with m.using_context('content'):

            current_window = m.current_chrome_window_handle

        m.set_window_rect(width=1024, height=300)

        m.navigate(self.URL)

            download_button = m.find_element('id', 'download')

            action = Actions(m)

            action.click(download_button)

            action.wait(time=3)

            action.perform()

            closed_window = 0

            with m.using_context('chrome'):

                for window in m.chrome_window_handles:

                    if window != current_window:

                        m.switch_to_window(window)

                        info_msg = m.find_element('id', 'info.body')

                        self.assertRegexpMatches(info_msg.text, 'Tails',

        download_button = m.find_element('id', 'download').click()

        self.assertEqual(len(m.chrome_window_handles), 2, msg="Number of windows not correct")

        dialog = m.switch_to_alert()

        self.assertRegexpMatches(dialog.text, 'Tails',

                            msg='Pop up window text does not include Tails')

                        m.close()

                        closed_window += 1

                m.switch_to_window(current_window)

            self.assertEqual(closed_window, 1, msg="no download pop up")