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<!DOCTYPE html>
<title>Service Worker: Client.url is Window creation URL tests</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/test-helpers.sub.js"></script>
<script>
// These tests all validate that the Service Worker's Client.url property is
// correct for different types of Window client navigations.
// All test cases involve an iframe navigating in some manner and then
// the service worker validating that the Client.url property is correct.
// Waits for and returns the next postMessage from `frame` to this window.
function wait_for_message_from_frame(frame) {
return new Promise(resolve => {
const message_handler = e => {
if (e.source === frame.contentWindow) {
frame.removeEventListener('message', message_handler);
resolve(e.data);
}
};
window.addEventListener('message', message_handler);
});
}
// Returns a promise to get a client URL under the ServiceWorker's
// (client-url-creation-url-sw.js) control. `target` should be an active
// ServiceWorker to post message. We expect it to send back the client URL
// via the given channel.
function post_message_and_wait_for_response(
target, data) {
return new Promise(resolve => {
const channel = new MessageChannel();
channel.port1.onmessage = e => {
resolve(e.data);
};
target.postMessage(
{message: data, port: channel.port2},
[channel.port2]);
});
}
const SCOPE = 'resources/client-url-creation-url';
const IFRAME_URL = SCOPE + '-iframe.html?step=1';
// The test helper function implements a test case by
// using an iframe to navigate in various ways described by `navigation_kinds`
// and then validates the ServiceWorker Client.url property of the iframe
// against the provided `expected_client_url`.
// `navigation_kinds` is an array of strings each of which is one of the
// navigation actions supported by client-url-creation-url-iframe.html.
async function test_client_url_helper(
t, navigation_kinds, expected_client_url) {
const registration = await service_worker_unregister_and_register(
t, 'resources/client-url-creation-url-sw.js', SCOPE);
t.add_cleanup(_ => registration.unregister());
await wait_for_state(t, registration.installing, 'activated');
const frame = await with_iframe(IFRAME_URL);
t.add_cleanup(_ => frame.remove());
const message = await wait_for_message_from_frame(frame);
assert_equals(message, 'done', 'iframe loaded successfully');
for (let navigation_kind_idx = 0;
navigation_kind_idx < navigation_kinds.length;
++navigation_kind_idx) {
const navigation_kind = navigation_kinds[navigation_kind_idx];
frame.contentWindow.postMessage(navigation_kind);
const result = await wait_for_message_from_frame(frame);
assert_equals(result, 'done', 'iframe navigation successfully completed');
}
const actual_client_url = await post_message_and_wait_for_response(
registration.active, "get_client_url");
assert_equals(
actual_client_url, expected_client_url, 'Client.url should match');
}
const EXPECTED_URL_STEP_1 = new URL(
'./resources/client-url-creation-url-iframe.html?step=1', location).href;
const EXPECTED_URL_STEP_2 = new URL(
'./resources/client-url-creation-url-iframe.html?step=2', location).href;
// Tests that perform navigations that don't create a new document
promise_test(async t => {
await test_client_url_helper(t, [], EXPECTED_URL_STEP_1);
}, 'No navigation creation URL is same as window URL');
promise_test(async t => {
await test_client_url_helper(t, ['fragment'], EXPECTED_URL_STEP_1);
}, 'Fragment only navigation doesn\'t change creation URL');
promise_test(async t => {
await test_client_url_helper(t, ['pushstate'], EXPECTED_URL_STEP_1);
}, 'Pushstate doesn\'t change creation URL');
promise_test(async t => {
await test_client_url_helper(t, ['replacestate'], EXPECTED_URL_STEP_1);
}, 'Replacestate doesn\'t change creation URL');
promise_test(async t => {
await test_client_url_helper(
t, ['pushstate', 'pushstate', 'back-within-same-document'], EXPECTED_URL_STEP_1);
}, 'Going back over pushstate to other pushstate via back');
// Tests that perform navigations that create new document(s)
promise_test(async t => {
await test_client_url_helper(t, ['query'], EXPECTED_URL_STEP_2);
}, 'Query navigation changes creation URL');
promise_test(async t => {
await test_client_url_helper(t, ['reload'], EXPECTED_URL_STEP_1);
}, 'Reloading doesn\'t change creation URL');
promise_test(async t => {
await test_client_url_helper(t, ['pushstate', 'reload'], EXPECTED_URL_STEP_2);
}, 'Reloading pushstate URL changes creation URL');
promise_test(async t => {
await test_client_url_helper(
t, ['query', 'pushstate', 'back-within-same-document'], EXPECTED_URL_STEP_2);
}, 'Going back over pushstate to creation URL');
promise_test(async t => {
await test_client_url_helper(
t, ['query', 'query', 'back-cross-document'], EXPECTED_URL_STEP_2);
}, 'Going back to new document changes creation URL');
</script>
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