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Test Info: Warnings
- This test has a WPT meta file that expects 5 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /webdriver/tests/bidi/browsing_context/context_created/context_created.py - WPT Dashboard Interop Dashboard
import pytest
from tests.support.sync import AsyncPoll
from webdriver.bidi.modules.script import ContextTarget
from webdriver.error import TimeoutException
from .. import assert_browsing_context
pytestmark = pytest.mark.asyncio
CONTEXT_CREATED_EVENT = "browsingContext.contextCreated"
async def test_not_unsubscribed(bidi_session):
await bidi_session.session.subscribe(events=[CONTEXT_CREATED_EVENT])
await bidi_session.session.unsubscribe(events=[CONTEXT_CREATED_EVENT])
# Track all received browsingContext.contextCreated events in the events array
events = []
async def on_event(method, data):
events.append(data)
remove_listener = bidi_session.add_event_listener(CONTEXT_CREATED_EVENT, on_event)
await bidi_session.browsing_context.create(type_hint="tab")
wait = AsyncPoll(bidi_session, timeout=0.5)
with pytest.raises(TimeoutException):
await wait.until(lambda _: len(events) > 0)
remove_listener()
@pytest.mark.parametrize("type_hint", ["tab", "window"])
async def test_new_context(bidi_session, wait_for_event, wait_for_future_safe, subscribe_events, type_hint):
await subscribe_events([CONTEXT_CREATED_EVENT])
on_entry = wait_for_event(CONTEXT_CREATED_EVENT)
top_level_context = await bidi_session.browsing_context.create(type_hint=type_hint)
context_info = await wait_for_future_safe(on_entry)
assert_browsing_context(
context_info,
top_level_context["context"],
children=None,
url="about:blank",
parent=None,
user_context="default"
)
async def test_evaluate_window_open_without_url(bidi_session, subscribe_events, wait_for_event, wait_for_future_safe, top_context):
await subscribe_events([CONTEXT_CREATED_EVENT])
on_entry = wait_for_event(CONTEXT_CREATED_EVENT)
await bidi_session.script.evaluate(
expression="""window.open();""",
target=ContextTarget(top_context["context"]),
await_promise=False)
context_info = await wait_for_future_safe(on_entry)
assert_browsing_context(
context_info,
context=None,
children=None,
url="about:blank",
parent=None,
)
async def test_evaluate_window_open_with_url(bidi_session, subscribe_events, wait_for_event, wait_for_future_safe, inline, top_context):
url = inline("<div>foo</div>")
await subscribe_events([CONTEXT_CREATED_EVENT])
on_entry = wait_for_event(CONTEXT_CREATED_EVENT)
await bidi_session.script.evaluate(
expression=f"""window.open("{url}");""",
target=ContextTarget(top_context["context"]),
await_promise=False)
context_info = await wait_for_future_safe(on_entry)
assert_browsing_context(
context_info,
context=None,
children=None,
url="about:blank",
parent=None,
)
@pytest.mark.parametrize("type_hint", ["tab", "window"])
async def test_event_emitted_before_create_returns(
bidi_session, subscribe_events, type_hint
):
events = []
async def on_event(method, data):
events.append(data)
remove_listener = bidi_session.add_event_listener(CONTEXT_CREATED_EVENT, on_event)
await subscribe_events([CONTEXT_CREATED_EVENT])
context = await bidi_session.browsing_context.create(type_hint=type_hint)
# If the browsingContext.contextCreated event was emitted after the
# browsingContext.create command resolved, the array would most likely be
# empty at this point.
assert len(events) == 1
assert_browsing_context(
events[0],
context["context"],
children=None,
url="about:blank",
parent=None,
user_context="default",
)
remove_listener()
async def test_navigate_creates_iframes(bidi_session, subscribe_events, top_context, test_page_multiple_frames):
events = []
async def on_event(method, data):
events.append(data)
remove_listener = bidi_session.add_event_listener(CONTEXT_CREATED_EVENT, on_event)
await subscribe_events([CONTEXT_CREATED_EVENT])
await bidi_session.browsing_context.navigate(
context=top_context["context"], url=test_page_multiple_frames, wait="complete"
)
wait = AsyncPoll(
bidi_session, message="Didn't receive context created events for frames"
)
await wait.until(lambda _: len(events) >= 2)
assert len(events) == 2
# Get all browsing contexts from the first tab
contexts = await bidi_session.browsing_context.get_tree(root=top_context["context"])
assert len(contexts) == 1
root_info = contexts[0]
children_info = root_info["children"]
assert len(children_info) == 2
# Note: Live `browsingContext.contextCreated` events are always created with "about:blank":
assert_browsing_context(
events[0],
children_info[0]["context"],
children=None,
url="about:blank",
parent=root_info["context"],
)
assert_browsing_context(
events[1],
children_info[1]["context"],
children=None,
url="about:blank",
parent=root_info["context"],
)
remove_listener()
async def test_navigate_creates_nested_iframes(bidi_session, subscribe_events, top_context, test_page_nested_frames):
events = []
async def on_event(method, data):
events.append(data)
remove_listener = bidi_session.add_event_listener(CONTEXT_CREATED_EVENT, on_event)
await subscribe_events([CONTEXT_CREATED_EVENT])
await bidi_session.browsing_context.navigate(
context=top_context["context"], url=test_page_nested_frames, wait="complete"
)
wait = AsyncPoll(
bidi_session, message="Didn't receive context created events for frames"
)
await wait.until(lambda _: len(events) >= 2)
assert len(events) == 2
# Get all browsing contexts from the first tab
contexts = await bidi_session.browsing_context.get_tree(root=top_context["context"])
assert len(contexts) == 1
root_info = contexts[0]
assert len(root_info["children"]) == 1
child1_info = root_info["children"][0]
assert len(child1_info["children"]) == 1
child2_info = child1_info["children"][0]
# Note: `browsingContext.contextCreated` is always created with "about:blank":
assert_browsing_context(
events[0],
child1_info["context"],
children=None,
url="about:blank",
parent=root_info["context"],
)
assert_browsing_context(
events[1],
child2_info["context"],
children=None,
url="about:blank",
parent=child1_info["context"],
)
remove_listener()
async def test_subscribe_to_one_context(
bidi_session, subscribe_events, top_context, test_page_same_origin_frame
):
# Subscribe to a specific context
await subscribe_events(
events=[CONTEXT_CREATED_EVENT], contexts=[top_context["context"]]
)
# Track all received browsingContext.contextCreated events in the events array
events = []
async def on_event(method, data):
events.append(data)
remove_listener = bidi_session.add_event_listener(CONTEXT_CREATED_EVENT, on_event)
await bidi_session.browsing_context.create(type_hint="tab")
# Make sure we didn't receive the event for the new tab
wait = AsyncPoll(bidi_session, timeout=0.5)
with pytest.raises(TimeoutException):
await wait.until(lambda _: len(events) > 0)
await bidi_session.browsing_context.navigate(
context=top_context["context"], url=test_page_same_origin_frame, wait="complete"
)
# Make sure we received the event for the iframe
await wait.until(lambda _: len(events) >= 1)
assert len(events) == 1
remove_listener()
@pytest.mark.parametrize("type_hint", ["tab", "window"])
async def test_new_user_context(
bidi_session,
wait_for_event,
wait_for_future_safe,
subscribe_events,
create_user_context,
type_hint,
):
events = []
async def on_event(method, data):
events.append(data)
remove_listener = bidi_session.add_event_listener(CONTEXT_CREATED_EVENT, on_event)
await subscribe_events([CONTEXT_CREATED_EVENT])
user_context = await create_user_context()
assert len(events) == 0
on_entry = wait_for_event(CONTEXT_CREATED_EVENT)
context = await bidi_session.browsing_context.create(
type_hint=type_hint, user_context=user_context
)
context_info = await wait_for_future_safe(on_entry)
assert len(events) == 1
assert_browsing_context(
context_info,
context["context"],
children=None,
url="about:blank",
parent=None,
user_context=user_context,
)
remove_listener()
@pytest.mark.parametrize("type_hint", ["tab", "window"])
async def test_existing_context(bidi_session, wait_for_event, wait_for_future_safe, subscribe_events, type_hint):
top_level_context = await bidi_session.browsing_context.create(type_hint=type_hint)
on_entry = wait_for_event(CONTEXT_CREATED_EVENT)
await subscribe_events([CONTEXT_CREATED_EVENT], contexts=[top_level_context["context"]])
context_info = await wait_for_future_safe(on_entry)
assert_browsing_context(
context_info,
top_level_context["context"],
children=None,
url="about:blank",
parent=None,
user_context="default"
)