import pytest from tests.bidi import wait_for_bidi_events from tests.bidi.network import ( RESPONSE_COMPLETED_EVENT, STYLESHEET_RED_COLOR, get_cached_url, get_next_event_for_url, ) from webdriver.bidi import error @pytest.mark.asyncio async def test_cached_stylesheet( bidi_session, url, inline, setup_network_test, top_context, add_data_collector, ): network_events = await setup_network_test( events=[ RESPONSE_COMPLETED_EVENT, ] ) events = network_events[RESPONSE_COMPLETED_EVENT] cached_link_css_url = url(get_cached_url("text/css", STYLESHEET_RED_COLOR)) page_with_cached_css = inline( f""" test page with cached link stylesheet """, ) await bidi_session.browsing_context.navigate( context=top_context["context"], url=page_with_cached_css, wait="complete", ) # Expect two events, one for the document, one for the stylesheet. await wait_for_bidi_events(bidi_session, events, 2, timeout=2) collector = await add_data_collector( collector_type="blob", data_types=["response"], max_encoded_data_size=1000 ) # Reload the page. await bidi_session.browsing_context.reload( context=top_context["context"], wait="complete" ) # Expect two events after reload, for the document and the stylesheet. await wait_for_bidi_events(bidi_session, events, 4, timeout=2) # Assert only cached events after reload. cached_events = events[2:] cached_css_event = get_next_event_for_url(cached_events, cached_link_css_url) # See https://github.com/w3c/webdriver-bidi/issues/985 # Chrome currently returns a body for such requests, but Firefox doesn't # Based on the current spec Firefox behavior is correct, but we didn't # discuss the behavior for cached responses previously. with pytest.raises(error.NoSuchNetworkDataException): await bidi_session.network.get_data( request=cached_css_event["request"]["request"], data_type="response", collector=collector, )