test_get_computed_role.py

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# This Source Code Form is subject to the terms of the Mozilla Public

# License, v. 2.0. If a copy of the MPL was not distributed with this

# file, You can obtain one at http://mozilla.org/MPL/2.0/.

from six.moves.urllib.parse import quote

from marionette_driver import By, errors

from marionette_harness import MarionetteTestCase

def inline(doc):

    return "data:text/html;charset=utf-8,{}".format(quote(doc))

class TestGetComputedRole(MarionetteTestCase):

    def test_can_get_computed_role(self):

        self.marionette.navigate(inline("<button id=a>btn</button>"))

        computed_role = self.marionette.find_element(By.ID, "a").computed_role

        self.assertEqual(computed_role, "button")

    def test_get_computed_role_no_such_element(self):

        self.marionette.navigate(inline("<div id=a>"))

        element = self.marionette.find_element(By.ID, "a")

        element.id = "b"

        with self.assertRaises(errors.NoSuchElementException):

            element.computed_role