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media / test / data / player.html [blame]
<html>
<body onload="RunTest();">
<div id="player_container"></div>
<div id="logs"></div>
</body>
<script type="text/javascript">
// <audio> or <video> player element.
var player;
var tag = '';
var logs = document.getElementById('logs');
var heartbeatCount = 0;
var isSizeTest = false;
function Log(message) {
logs.innerHTML = message + '<br>' + logs.innerHTML;
console.log(message);
}
function onLogEvent(e) {
Log('Event: ' + e.type + ', State: {' + getMediaStatus(e.target) + '}');
}
function getTimeRanges(range) {
const result = [];
for (let i = 0; i < range.length; i++) {
result.push(`[${range.start(i)},${range.end(i)}]`);
}
return '[' + result.join(', ') + ']';
}
function getMediaStatus(video) {
if (video == null) {
return 'null';
}
const result = [];
result.push(`readyState: ${video.readyState}`);
result.push(`networkState: ${video.networkState}`);
result.push(`paused: ${video.paused}`);
result.push(`ended: ${video.ended}`);
result.push(`currentTime: ${video.currentTime}`);
result.push(`duration: ${video.duration}`);
result.push(`buffered: ${getTimeRanges(video.buffered)}`);
result.push(`played: ${getTimeRanges(video.played)}`);
if (tag == 'video') {
result.push(`size: ${video.videoWidth}x${video.videoHeight}`);
}
if (video.error) {
result.push(`error: {${video.error.code},${video.error.message}}`);
}
if (window.internals) {
result.push(`suspended: ${internals.isMediaElementSuspended(video) ?
'true' : 'false'}`);
}
return result.join(', ');
}
// Listen for |event| from |element|, set document.title = |event| upon event.
function InstallTitleEventHandler(element, event) {
element.addEventListener(event, function(e) {
onLogEvent(e);
if (!isSizeTest) {
document.title = event.toUpperCase();
return;
}
var video = e.target;
document.title =
event.toUpperCase() + ` ${video.videoWidth} ${video.videoHeight}`;
}, false);
}
function InstallTitleErrorEventHandler(element, error_substr) {
element.addEventListener('error', function(e) {
onLogEvent(e);
// Element's error attribute must be populated.
var mediaError = element.error;
if (mediaError == null) {
Log('ERROR: Null element error attribute while handling error event.');
Failed();
return;
}
Log('INFO: Element error message is ' + mediaError.message);
if (error_substr != null && !mediaError.message.includes(error_substr)) {
Log('ERROR: Element error message (' + mediaError.message +
') does not contain expected substring (' + error_substr + ')');
Failed();
return;
}
document.title = 'ERROR';
}, false);
}
function Failed() {
document.title = 'FAILED';
return false;
}
function SeekTestStep(e) {
if (e) onLogEvent(e);
// Remove the previous triggers for this step.
player.removeEventListener('ended', SeekTestStep, false);
player.removeEventListener('timeupdate', SeekTestTimeoutSetup, false);
// Test completes on the next ended event.
InstallTitleEventHandler(player, 'ended');
player.currentTime = 0.9 * player.duration;
Log('Seeking back to ' + 0.9 * player.duration);
player.play().catch(function(error) {
Log(error);
});
}
function SeekTestTimeoutSetup() {
if (player.currentTime < 2)
return;
Log('Triggering seek due to timeout @ ' + player.currentTime);
SeekTestStep();
}
// Uses URL query parameters to create an audio or video element using a given
// source. URL must be of the form:
// "player.html?[tag]=[media_url][&loop=[true/false]][&error_substr=substr]".
//
// Plays the media and waits for X seconds of playback or the ended event, at
// which point the test seeks near the end of the file and resumes playback.
// Test completes when the second ended event occurs or an error event occurs at
// any time.
// There is an optional loop query parameter, which when set to true will cause
// the created media element to loop.
// There is an optional error_substr query parameter, which when set will cause
// any error event handling to fail if the MediaError.message does not contain
// the specified substring resulting from decodeURIComponent().
function RunTest() {
var url_parts = window.location.href.split('?');
if (url_parts.length != 2)
return Failed();
var media_url = '';
var loop = false;
var error_substr = null;
var query_params = url_parts[1].split('&');
for (var query_param in query_params) {
var query_parts = query_params[query_param].split('=');
if (query_parts.length != 2) {
return Failed();
}
if (query_parts[0] == 'audio' || query_parts[0] == 'video') {
tag = query_parts[0];
media_url = query_parts[1];
continue;
}
if (query_parts[0] == 'loop') {
loop = (query_parts[1] == 'true');
continue;
}
if (query_parts[0] == 'error_substr') {
error_substr = decodeURIComponent(query_parts[1]);
continue;
}
if (query_parts[0] == 'sizetest') {
isSizeTest = true;
continue;
}
}
if (tag != 'audio' && tag != 'video') {
return Failed();
}
// Create player and insert into DOM.
player = document.createElement(tag);
player.controls = true;
document.getElementById('player_container').appendChild(player);
// Transition to the seek test after X seconds of playback or when the ended
// event occurs, whichever happens first.
player.addEventListener('ended', SeekTestStep, false);
player.addEventListener('timeupdate', SeekTestTimeoutSetup, false);
// Log events.
player.addEventListener('abort', onLogEvent);
player.addEventListener('canplay', onLogEvent);
player.addEventListener('canplaythrough', onLogEvent);
player.addEventListener('durationchange', onLogEvent);
player.addEventListener('emptied', onLogEvent);
player.addEventListener('loadeddata', onLogEvent);
player.addEventListener('loadedmetadata', onLogEvent);
player.addEventListener('loadstart', onLogEvent);
player.addEventListener('play', onLogEvent);
player.addEventListener('playing', onLogEvent);
player.addEventListener('progress', onLogEvent);
player.addEventListener('resize', onLogEvent);
player.addEventListener('stalled', onLogEvent);
player.addEventListener('suspend', onLogEvent);
player.addEventListener('timeupdate', onLogEvent);
player.addEventListener('waiting', onLogEvent);
setInterval(function () {
onLogEvent({'type': 'heartbeat #' + ++heartbeatCount, 'target': player});
}, 1000);
// Ensure we percolate up any error events, and optionally verify they contain
// the expected error substring in their message.
InstallTitleErrorEventHandler(player, error_substr);
// Starts the player.
player.loop = loop;
player.preload = 'auto';
player.src = media_url;
Log('Starting test by calling ' + tag + '.play()');
player.play().catch(function(error) {
Log(error);
});
}
</script>
</html>