mirror of
https://github.com/servo/servo.git
synced 2025-06-24 00:54:32 +01:00
128 lines
5.9 KiB
HTML
128 lines
5.9 KiB
HTML
<!DOCTYPE html>
|
|
|
|
<meta charset="utf-8">
|
|
<title>Sending a message through PresentationConnection</title>
|
|
<link rel="author" title="Tomoyuki Shimizu" href="https://github.com/tomoyukilabs/">
|
|
<link rel="help" href="http://w3c.github.io/presentation-api/#sending-a-message-through-presentationconnection">
|
|
<script src="/resources/testharness.js"></script>
|
|
<script src="/resources/testharnessreport.js"></script>
|
|
<script src="common.js"></script>
|
|
<script src="support/stash.js"></script>
|
|
|
|
<p id="notice">
|
|
Click the button below and select the available presentation display, to start the manual test. The test passes if a "PASS" result appears.<br>
|
|
<button id="presentBtn">Start Presentation Test</button>
|
|
</p>
|
|
|
|
<script>
|
|
setup({explicit_timeout: true});
|
|
|
|
const presentBtn = document.getElementById('presentBtn');
|
|
|
|
const message1 = '1st';
|
|
const message2 = '2nd';
|
|
const message3 = new Uint8Array([51, 114, 100]); // "3rd"
|
|
const message4 = new Uint8Array([52, 116, 104]); // "4th"
|
|
const message5 = new Uint8Array([108, 97, 115, 116]); // "last"
|
|
|
|
const toUint8Array = buf => {
|
|
return buf instanceof ArrayBuffer ? new Uint8Array(buf) : buf;
|
|
}
|
|
|
|
// convert ArrayBuffer or Uint8Array into string
|
|
const toText = buf => {
|
|
const arr = toUint8Array(buf);
|
|
return !buf ? null : arr.reduce((result, item) => {
|
|
return result + String.fromCharCode(item);
|
|
}, '');
|
|
}
|
|
|
|
presentBtn.onclick = () => {
|
|
presentBtn.disabled = true;
|
|
const stash = new Stash(stashIds.toController, stashIds.toReceiver);
|
|
|
|
promise_test(t => {
|
|
let connection, watcher;
|
|
const request = new PresentationRequest(presentationUrls);
|
|
|
|
t.add_cleanup(() => {
|
|
if (connection) {
|
|
if (connection.state === 'connected')
|
|
connection.terminate();
|
|
else if (connection.state === 'closed') {
|
|
request.reconnect(connection.id).then(c => {
|
|
c.terminate();
|
|
});
|
|
}
|
|
}
|
|
const notice = document.getElementById('notice');
|
|
notice.parentNode.removeChild(notice);
|
|
stash.stop();
|
|
});
|
|
|
|
return request.start().then(c => {
|
|
connection = c;
|
|
|
|
// send data in "connecting" state (throws an exception)
|
|
assert_equals(connection.state, 'connecting', 'the initial state of the presentation connection is "connecting"');
|
|
assert_throws('InvalidStateError', () => {
|
|
connection.send('');
|
|
}, 'an InvalidStateError is thrown if the state is "connecting"');
|
|
|
|
// enable timeout again, cause no user action is needed from here.
|
|
t.step_timeout(() => {
|
|
t.force_timeout();
|
|
t.done();
|
|
}, 10000);
|
|
|
|
watcher = new EventWatcher(t, connection, ['connect', 'close']);
|
|
return watcher.wait_for('connect');
|
|
}).then(() => {
|
|
return stash.init();
|
|
}).then(() => {
|
|
return Promise.all([ stash.send('send'), stash.receive() ]);
|
|
}).then(results => {
|
|
// send messages
|
|
connection.send(message1); // string
|
|
connection.send(message2); // string
|
|
connection.send(new Blob([message3])); // Blob
|
|
connection.send(message4.buffer); // ArrayBuffer
|
|
connection.send(message5); // ArrayBufferView
|
|
return stash.receive();
|
|
}).then(stash => {
|
|
// verify messages
|
|
const results = JSON.parse(stash);
|
|
assert_true(!!results[0] && results[0].type === 'text' && results[0].data === message1, 'send a string correctly');
|
|
assert_true(!!results[1] && results[1].type === 'text' && results[1].data === message2, 'send a string correctly');
|
|
assert_true(!!results[2] && results[2].type === 'binary' && results[2].data === toText(message3), 'send a Blob correctly');
|
|
assert_true(!!results[3] && results[3].type === 'binary' && results[3].data === toText(message4), 'send a ArrayBuffer correctly');
|
|
assert_true(!!results[4] && results[4].type === 'binary' && results[4].data === toText(message5), 'send a ArrayBufferView correctly');
|
|
|
|
// send data in "closed" state (throws an exception)
|
|
connection.close();
|
|
return watcher.wait_for('close');
|
|
}).then(() => {
|
|
assert_equals(connection.state, 'closed', 'the state is set to "closed" when the presentation connection is closed');
|
|
assert_throws('InvalidStateError', () => {
|
|
connection.send('');
|
|
}, 'an InvalidStateError is thrown if the state is "closed"');
|
|
|
|
// reconnect and terminate the connection
|
|
return request.reconnect(connection.id);
|
|
}).then(c => {
|
|
connection = c;
|
|
watcher = new EventWatcher(t, connection, ['connect', 'terminate']);
|
|
return watcher.wait_for('connect');
|
|
}).then(() => {
|
|
// send data in "terminated" state (throws an exception)
|
|
connection.terminate();
|
|
return watcher.wait_for('terminate');
|
|
}).then(() => {
|
|
assert_equals(connection.state, 'terminated', 'the state is set to "terminated" when the presentation connection is terminated');
|
|
assert_throws('InvalidStateError', () => {
|
|
connection.send('');
|
|
}, 'an InvalidStateError is thrown if the state is "terminated"');
|
|
});
|
|
});
|
|
};
|
|
</script>
|