Bug 1826198 - [wdspec] Add wdspec tests for network.authRequired r=webdriver-reviewers,whimboo

Depends on D189516

Differential Revision: https://phabricator.services.mozilla.com/D189517

testing/web-platform/tests/webdriver/tests/bidi/network/auth_required/auth_required.py

@@ -0,0 +1,95 @@
+import asyncio
+
+import pytest
+
+from tests.support.sync import AsyncPoll
+
+from .. import assert_response_event
+
+PAGE_EMPTY_HTML = "/webdriver/tests/bidi/network/support/empty.html"
+
+AUTH_REQUIRED_EVENT = "network.authRequired"
+
+
+@pytest.mark.asyncio
+async def test_subscribe_status(
+    bidi_session, new_tab, subscribe_events, wait_for_event, url
+):
+    await subscribe_events(events=[AUTH_REQUIRED_EVENT])
+
+    # Track all received network.authRequired events in the events array.
+    events = []
+
+    async def on_event(method, data):
+        events.append(data)
+
+    remove_listener = bidi_session.add_event_listener(AUTH_REQUIRED_EVENT, on_event)
+
+    auth_url = url(
+        "/webdriver/tests/support/http_handlers/authentication.py?realm=testrealm"
+    )
+
+    on_auth_required = wait_for_event(AUTH_REQUIRED_EVENT)
+
+    # navigate using wait="none" as other wait conditions would hang because of
+    # the authentication prompt.
+    await bidi_session.browsing_context.navigate(
+        context=new_tab["context"],
+        url=auth_url,
+        wait="none",
+    )
+
+    await on_auth_required
+
+    assert len(events) == 1
+    expected_request = {"method": "GET", "url": auth_url}
+    expected_response = {
+        "url": auth_url,
+        "authChallenges": [
+            ({"scheme": "Basic", "realm": "testrealm"}),
+        ],
+    }
+    assert_response_event(
+        events[0],
+        expected_request=expected_request,
+        expected_response=expected_response,
+        redirect_count=0,
+    )
+
+    await bidi_session.session.unsubscribe(events=[AUTH_REQUIRED_EVENT])
+
+    # Navigate to authentication.py again and check no new event is received.
+    await bidi_session.browsing_context.navigate(
+        context=new_tab["context"],
+        url=auth_url,
+        wait="none",
+    )
+    await asyncio.sleep(0.5)
+    assert len(events) == 1
+
+    remove_listener()
+
+
+@pytest.mark.asyncio
+async def test_no_authentication(
+    bidi_session, new_tab, subscribe_events, wait_for_event, url
+):
+    await subscribe_events(events=[AUTH_REQUIRED_EVENT])
+
+    # Track all received network.authRequired events in the events array.
+    events = []
+
+    async def on_event(method, data):
+        events.append(data)
+
+    remove_listener = bidi_session.add_event_listener(AUTH_REQUIRED_EVENT, on_event)
+
+    # Navigate to a page which should not trigger any authentication.
+    await bidi_session.browsing_context.navigate(
+        context=new_tab["context"],
+        url=url(PAGE_EMPTY_HTML),
+        wait="complete",
+    )
+
+    assert len(events) == 0
+    remove_listener()

testing/web-platform/tests/webdriver/tests/bidi/network/response_started/response_started.py

@@ -209,7 +209,7 @@ async def test_response_mime_type_file(
 
 @pytest.mark.asyncio
 async def test_www_authenticate(
-    bidi_session, new_tab, url, wait_for_event, setup_network_test
+    bidi_session, url, fetch, new_tab, wait_for_event, setup_network_test
 ):
     auth_url = url(
         f"/webdriver/tests/support/http_handlers/authentication.py?realm=testrealm"
@@ -219,11 +219,11 @@ async def test_www_authenticate(
     events = network_events[RESPONSE_STARTED_EVENT]
 
     on_response_started = wait_for_event(RESPONSE_STARTED_EVENT)
-    await bidi_session.browsing_context.navigate(
-        context=new_tab["context"],
-        url=auth_url,
-        wait="none",
-    )
+
+    # Note that here we explicitly do not navigate to the auth_url and instead
+    # simply do a fetch, because otherwise Firefox fails to cleanly cancel the
+    # authentication prompt on test teardown.
+    asyncio.ensure_future(fetch(auth_url, context=new_tab, method="GET"))
 
     await on_response_started