<!DOCTYPE html>
<meta charset="utf-8">
<title>Creating a receiving browsing context</title>
<link rel="author" title="Tomoyuki Shimizu" href="https://github.com/tomoyukilabs/">
<link rel="help" href="https://w3c.github.io/presentation-api/#creating-a-receiving-browsing-context">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../common.js"></script>
<script src="stash.js"></script>
<style>
a { visibility: hidden; }
iframe { width: 100%; }
</style>
<iframe id="child" src="PresentationReceiver_create_receiving-ua_child.html"></iframe>
<p id="notice">Checking <code id="modal"></code>: if you see this message, please wait for test to time out.</p>
<a href="PresentationReceiver_unreached_receiving-ua.html">do not navigate</a>
<script>
let finished = false;
const sendResult = (test, status) => {
if(!finished) {
finished = true;
const stash = new Stash(stashIds.toReceiver, stashIds.toController);
stash.send(JSON.stringify({ test: test, status: status }));
}
};
add_completion_callback((tests, status) => {
// note: a single test result is supposed to appear here.
sendResult(tests[0], status);
});
const child = document.getElementById('child');
child.addEventListener('load', () => {
const notice = document.getElementById('notice');
const modal = document.getElementById('modal');
const dbName = {
controller: 'db-presentation-api-controlling-ua',
receiver: 'db-presentation-api-receiving-ua'
};
promise_test(t => {
t.add_cleanup(() => {
document.cookie = cookieName + '=False;Expires=' + new Date().toUTCString();
document.cookie = cookieNameChild + '=False;Expires=' + new Date().toUTCString();
sessionStorage.removeItem(storageName);
localStorage.removeItem(storageName);
sessionStorage.removeItem(storageNameChild);
localStorage.removeItem(storageNameChild);
Object.values(dbName).forEach(name => {
indexedDB.deleteDatabase(name);
});
if ('serviceWorker' in navigator) {
navigator.serviceWorker.getRegistrations().then(registrations => {
return Promise.all(registrations.map(reg => reg.unregister()));
});
}
if ('caches' in window) {
caches.keys().then(keys => {
return Promise.all(keys.map(key => caches.delete(key)));
});
}
});
// Session history
assert_equals(window.history.length, 1, 'Session history consists of the current page only.');
// The Sandboxed auxiliary navigation browsing context flag
assert_equals(window.open('PresentationReceiver_unreached_receiving-ua.html'), null, 'Sandboxed auxiliary navigation browsing context flag is set.');
// The sandboxed top-level navigation browsing context flag (codes below are expected to be ignored)
window.close();
document.querySelector('a').click();
location.href = 'PresentationReceiver_unreached_receiving-ua.html';
// The sandboxed modals flag (codes below are expected to be ignored):
// If user agent prompts user, a timeout will occur and the test will eventually fail
let message = 'If you see this prompt, do not dismiss it and wait for test to time out.';
notice.style.display = 'block';
modal.textContent = 'alert()';
alert(message);
modal.textContent = 'confirm()';
confirm(message);
modal.textContent = 'print()';
print();
modal.textContent = 'prompt()';
prompt(message);
notice.style.display = 'none';
// Permissions
const checkPermission = query => {
return navigator.permissions ? navigator.permissions.query(query).then(status => {
assert_equals(status.state, 'denied', 'The state of the "' + query.name + '" permission is set to "denied".');
}, () => { /* skip this assertion if the specified permission is not implemented */ }) : Promise.resolve();
}
// Cookie
assert_equals(document.cookie, '', 'A cookie store is set to an empty store.')
// Indexed Database
const checkIndexedDB = () => {
if ('indexedDB' in window) {
// The test would fail when the database is already created by the controlling UA
const req = indexedDB.open(dbName.controller);
const upgradeneededWatcher = new EventWatcher(t, req, 'upgradeneeded');
const successWatcher = new EventWatcher(t, req, 'success');
return Promise.race([
upgradeneededWatcher.wait_for('upgradeneeded').then(evt => {
evt.target.result.close();
const req = indexedDB.open(dbName.receiver, 2);
const eventWatcher = new EventWatcher(t, req, 'upgradeneeded');
return eventWatcher.wait_for('upgradeneeded');
}).then(evt => {
evt.target.result.close();
}),
successWatcher.wait_for('success').then(evt => {
evt.target.result.close();
// This would fail if the database created by the controlling UA is visible to the receiving UA
assert_unreached('Indexed Database is set to an empty storage.');
})
]);
}
else
return Promise.resolve();
};
// Web Storage
assert_equals(sessionStorage.length, 0, 'Session storage is set to an empty storage.');
assert_equals(localStorage.length, 0, 'Local storage is set to an empty storage.');
// Service Workers
const checkServiceWorkers = () => {
return 'serviceWorker' in navigator ? navigator.serviceWorker.getRegistrations().then(registrations => {
assert_equals(registrations.length, 0, 'List of registered service worker registrations is empty.');
}) : Promise.resolve();
};
const checkCaches = () => {
return 'caches' in window ? caches.keys().then(keys => {
assert_equals(keys.length, 0, 'Cache storage is empty.')
}) : Promise.resolve();
};
// Navigation
const checkNavigation = () => {
return navigator.presentation.receiver.connectionList.then(connectionList => {
assert_equals(connectionList.connections.length, 1, 'The initial number of presentation connections is one');
assert_equals(location.href, connectionList.connections[0].url, 'A receiving browsing context is navigated to the presentation URL.');
});
};
// Update storages and service workers shared with the top-level brosing context
const cookieName = 'PresentationApiTest';
const cookieValue = 'Receiving-UA';
const storageName = 'presentation_api_test';
const storageValue = 'receiving-ua';
document.cookie = cookieName + '=' + cookieValue;
sessionStorage.setItem(storageName, storageValue);
localStorage.setItem(storageName, storageValue);
// Service Workers and Caches
const cacheName = 'receiving-ua';
const getClientUrls = () => {
return new Promise(resolve => {
navigator.serviceWorker.getRegistration().then(reg => {
const channel = new MessageChannel();
channel.port1.onmessage = event => {
resolve(event.data);
};
reg.active.postMessage('test', [channel.port2]);
});
});
};
const registerServiceWorker = () => {
return ('serviceWorker' in navigator ?
navigator.serviceWorker.register('../serviceworker.js').then(registration => {
return new Promise((resolve, reject) => {
if (registration.installing) {
registration.installing.addEventListener('statechange', event => {
if(event.target.state === 'installed')
resolve();
});
}
else
resolve();
});
}) : Promise.resolve()).then(getClientUrls).then(urls => {
assert_true(urls.every(url => { return url !== new Request('../PresentationReceiver_create-manual.https.html').url }),
'A window client in a controlling user agent is not accessible to a service worker on a receiving user agent.');
});
};
const openCaches = () => {
return 'caches' in window ? caches.open(cacheName).then(cache => cache.add('../cache.txt')) : Promise.resolve();
};
const getChildFrameResult = () => {
return new Promise(resolve => {
window.addEventListener('message', t.step_func(event => {
const result = event.data;
if (result.type === 'presentation-api') {
// if the test in iframe failed, report the result and abort the test
if (result.test.status === 0)
resolve();
else {
sendResult(result.test, result.status);
assert_unreached('A test for a nested browsing context failed.');
}
}
}));
child.contentWindow.postMessage('start', location.origin);
});
};
// check the results from updates by iframe
const cookieNameChild = 'NestedBrowsingContext';
const cookieValueChild = 'True';
const storageNameChild = 'nested_browsing_context';
const storageValueChild = 'yes';
const checkUpdatedResult = () => {
// cookie
const cookies = document.cookie.split(/;\s*/).reduce((result, item) => {
const t = item.split('=');
result[t[0]] = t[1];
return result;
}, {});
message = 'A cookie store is shared by top-level and nested browsing contexts.'
assert_equals(Object.keys(cookies).length, 2, message);
assert_equals(cookies[cookieName], cookieValue, message);
assert_equals(cookies[cookieNameChild], cookieValueChild, message);
// Web Storage
message = 'Session storage is shared by top-level and nested browsing contexts.';
assert_equals(sessionStorage.length, 2, message);
assert_equals(sessionStorage.getItem(storageName), storageValue, message);
assert_equals(sessionStorage.getItem(storageNameChild), storageValueChild, message);
message = 'Local storage is shared by top-level and nested browsing contexts.';
assert_equals(localStorage.length, 2, message);
assert_equals(localStorage.getItem(storageName), storageValue, message);
assert_equals(localStorage.getItem(storageNameChild), storageValueChild, message);
};
// Indexed Database
const checkUpdatedIndexedDB = () => {
if ('indexedDB' in window) {
message = 'Indexed Database is shared by top-level and nested browsing contexts.';
const req = indexedDB.open(dbName.receiver);
const upgradeneededWatcher = new EventWatcher(t, req, 'upgradeneeded');
const successWatcher = new EventWatcher(t, req, 'success');
return Promise.race([
upgradeneededWatcher.wait_for('upgradeneeded').then(evt => {
evt.target.result.close();
// Check if the version of the database is upgraded to 3 by the nested browsing context
assert_unreached(message);
}),
successWatcher.wait_for('success').then(evt => {
const db = evt.target.result;
const version = db.version;
db.close();
// Check if the version of the database is upgraded to 3 by the nested browsing context
assert_equals(version, 3, message);
})
]);
}
else
return Promise.resolve();
};
// Service Workers
const checkUpdatedServiceWorkers = () => {
return 'serviceWorker' in window ? navigator.serviceWorker.getRegistrations().then(registrations => {
message = 'List of registered service worker registrations is shared by top-level and nested browsing contexts.';
assert_equals(registrations.length, 2, message);
const scriptURLs = registrations.map(reg => { return reg.active.scriptURL; }).sort();
assert_equals(scriptURLs[0], new Request('../serviceworker.js').url, message);
assert_equals(scriptURLs[1], new Request('serviceworker.js').url, message);
}) : Promise.resolve();
};
const cacheNameChild = 'nested-browsing-context';
const checkUpdatedCaches = () => {
message = 'Cache storage is shared by top-level and nested browsing contexts.';
return 'caches' in window ? caches.keys().then(keys => {
assert_equals(keys.length, 2, message);
const cacheKeys = keys.sort();
assert_equals(cacheKeys[0], cacheNameChild, message);
assert_equals(cacheKeys[1], cacheName, message);
return Promise.all(keys.map(
key => caches.open(key)
.then(cache => cache.matchAll())
.then(responses => {
assert_equals(responses.length, 1, message);
assert_equals(responses[0].url, new Request('../cache.txt').url, message);
})));
}) : Promise.resolve();
};
// Asynchronous tests
const permissionList = [
{ name: 'geolocation' },
{ name: 'notifications' },
{ name: 'push', userVisibleOnly: true },
{ name: 'midi' },
{ name: 'camera' },
{ name: 'microphone' },
{ name: 'speaker' },
{ name: 'background-sync' }
];
return Promise.all(permissionList.map(perm => { return checkPermission(perm); }))
.then(checkIndexedDB)
.then(checkServiceWorkers)
.then(checkCaches)
.then(checkNavigation)
.then(registerServiceWorker)
.then(openCaches)
.then(getChildFrameResult)
.then(checkUpdatedResult)
.then(checkUpdatedIndexedDB)
.then(checkUpdatedServiceWorkers)
.then(checkUpdatedCaches);
});
});
</script>
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