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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /webdriver/tests/classic/get_element_shadow_root/get.py - WPT Dashboard Interop Dashboard
import pytest
from webdriver import WebElement
from tests.support.asserts import assert_error, assert_same_element, assert_success
def get_shadow_root(session, element_id):
return session.transport.send(
"GET", "session/{session_id}/element/{element_id}/shadow".format(
session_id=session.session_id,
element_id=element_id))
def test_no_top_browsing_context(session, closed_window):
original_handle, element = closed_window
response = get_shadow_root(session, element.id)
assert_error(response, "no such window")
response = get_shadow_root(session, "foo")
assert_error(response, "no such window")
session.window_handle = original_handle
response = get_shadow_root(session, element.id)
assert_error(response, "no such element")
def test_no_browsing_context(session, closed_frame):
response = get_shadow_root(session, "foo")
assert_error(response, "no such window")
def test_no_such_element_with_invalid_value(session):
element = WebElement(session, "foo")
response = get_shadow_root(session, element.id)
assert_error(response, "no such element")
@pytest.mark.parametrize("closed", [False, True], ids=["open", "closed"])
def test_no_such_element_from_other_window_handle(session, inline, closed):
session.url = inline("<div id='parent'><p/>")
element = session.find.css("#parent", all=False)
new_handle = session.new_window()
if closed:
session.window.close()
session.window_handle = new_handle
response = get_shadow_root(session, element.id)
assert_error(response, "no such element")
@pytest.mark.parametrize("closed", [False, True], ids=["open", "closed"])
def test_no_such_element_from_other_frame(session, get_test_page, closed):
session.url = get_test_page(as_frame=True)
frame = session.find.css("iframe", all=False)
session.switch_frame(frame)
element = session.find.css("div", all=False)
session.switch_frame("parent")
if closed:
session.execute_script("arguments[0].remove();", args=[frame])
response = get_shadow_root(session, element.id)
assert_error(response, "no such element")
@pytest.mark.parametrize("as_frame", [False, True], ids=["top_context", "child_context"])
def test_stale_element_reference(session, stale_element, as_frame):
element = stale_element("custom-element", as_frame=as_frame)
result = get_shadow_root(session, element.id)
assert_error(result, "stale element reference")
def test_get_shadow_root(session, get_test_page):
session.url = get_test_page()
host_element = session.find.css("custom-element", all=False)
response = get_shadow_root(session, host_element.id)
value = assert_success(response)
assert isinstance(value, dict)
assert "shadow-6066-11e4-a52e-4f735466cecf" in value
expected_host = session.execute_script("""
return arguments[0].shadowRoot.host
""", args=(host_element,))
assert_same_element(session, host_element, expected_host)
def test_no_shadow_root(session, inline):
session.url = inline("<div><p>no shadow root</p></div>")
element = session.find.css("div", all=False)
response = get_shadow_root(session, element.id)
assert_error(response, "no such shadow root")