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<!DOCTYPE html>
<meta charset="utf-8">
<title>Checking the chain of events when starting a new presentation</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="common.js"></script>
<p>Click the button below and select the available presentation display, to start the manual test.</p>
<button id="presentBtn">Start Presentation Test</button>
<script>
// description of event order
var description = [
"Phase #1: Promise is resolved",
"Phase #2: 'connectionavailable' event fired",
"Phase #3: 'connect' event fired"
];
var step = 0;
// presentation connection
var connection;
// disable the timeout function for the tests
setup({explicit_timeout: true});
// ----------
// DOM Object
// ----------
var presentBtn = document.getElementById("presentBtn");
// ---------------------------------------------
// Start New Presentation Test (success) - begin
// ---------------------------------------------
presentBtn.onclick = function () {
presentBtn.disabled = true;
promise_test(function (t) {
var phase = -1, actual = -1;
// increment the count in the actual event order
var count = function(evt) { actual++; return evt; };
// increment the count in the expected event order and compare it with the actual event order
var checkPhase = function(evt) { phase++; assert_equals(description[actual], description[phase], 'Event order is incorrect.'); return evt; };
var request = new PresentationRequest(presentationUrls);
var eventWatcher = new EventWatcher(t, request, 'connectionavailable');
var waitConnectionavailable = eventWatcher.wait_for('connectionavailable').then(count).then(function(evt) { connection = connection || evt.connection; return evt; });
var waitConnect;
t.add_cleanup(function() {
if(connection)
connection.terminate();
});
return request.start().then(count)
.then(checkPhase).then(function (c) {
// Phase #1: Promise is resolved
connection = c;
// No more user input needed, re-enable timeout
t.step_timeout(function() {
t.force_timeout();
t.done();
}, 5000);
// Check the initial state of the presentation connection
assert_equals(connection.state, 'connecting', 'Check the initial state of the presentation connection.');
assert_true(!!connection.id, 'The connection ID is set.');
assert_equals(typeof connection.id, 'string', 'The connection ID is a string.');
assert_true(connection instanceof PresentationConnection, 'The connection is an instance of PresentationConnection.');
var eventWatcher = new EventWatcher(t, connection, 'connect');
waitConnect = eventWatcher.wait_for('connect').then(count);
return waitConnectionavailable;
})
.then(checkPhase).then(function (evt) {
// Phase #2: "connectionavailable" event fired
assert_equals(connection, evt.connection, 'Both Promise from PresentationRequest() and a "connectionavailable" event handler receive the same presentation connection.');
return waitConnect;
})
.then(checkPhase).then(function () {
// Phase #3: "connect" event fired
assert_equals(connection.state, 'connected', 'The state of the presentation connection is "connected" when a "connect" event fires.');
});
});
}
// -------------------------------------------
// Start New Presentation Test (success) - end
// -------------------------------------------
</script>