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<!DOCTYPE html>
<meta charset="utf-8">
<title>Establishing a presentation connection</title>
<link rel="author" title="He Yue" href="mailto:yue.he@intel.com">
<link rel="help" href="https://w3c.github.io/presentation-api/#establishing-a-presentation-connection">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="common.js"></script>
<h2>Description</h2>
<p>
This test validates that after connection starts,<br/>
the onconnect EventHandler is triggered and connection state is connected.
</p>
<br/>
<p>Click the button below to start the test.</p>
<button id="presentBtn">Start Presentation Test</button>
<script>
setup({explicit_timeout: true});
const presentBtn = document.getElementById('presentBtn');
promise_test(t => {
const clickWatcher = new EventWatcher(t, presentBtn, 'click');
const request = new PresentationRequest(presentationUrls);
let connection;
t.add_cleanup(() => {
if (connection) {
connection.onconnect = () => { connection.terminate(); };
if (connection.state === 'closed')
request.reconnect(connection.id);
else
connection.terminate();
}
});
const watchEvent = (obj, watcher, type) => {
const watchHandler = new Promise(resolve => {
obj['on' + type] = evt => { resolve(evt); };
});
return Promise.all([ watchHandler, watcher.wait_for(type) ]).then(results => {
assert_equals(results[0], results[1], 'Both on' + type + ' and addEventListener pass the same event object.');
return results[0];
});
};
return clickWatcher.wait_for('click').then(() => {
presentBtn.disabled = true;
return request.start();
}).then(c => {
// Enable timeout again, cause no user action is needed from here.
t.step_timeout(() => {
t.force_timeout();
t.done();
}, 5000);
connection = c;
const eventWatcher = new EventWatcher(t, connection, 'connect');
return watchEvent(connection, eventWatcher, 'connect');
}).then(evt => {
assert_true(evt.isTrusted && !evt.bubbles && !evt.cancelable && evt instanceof Event, 'A simple event is fired.');
assert_equals(evt.type, 'connect', 'The event name is "connect".');
assert_equals(evt.target, connection, 'event.target is the presentation connection.');
assert_equals(connection.state, 'connected', 'The presentation connection state is set to "connected".');
});
});
</script>