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Test Info: Warnings

<!doctype html>
<title>Pointer Event: Event sequence at implicit release on drag</title>
<meta content="text/html; charset=UTF-8" http-equiv="Content-Type"/>
<link rel="author" title="Google" href=" "/>
<meta name="assert" content="When a captured pointer is implicitly released after a drag, the boundary events should follow the lostpointercapture event."/>
<link rel="stylesheet" type="text/css" href="pointerevent_styles.css">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script type="text/javascript" src="pointerevent_support.js"></script>
<script type="text/javascript">
var detected_pointertypes = {};
var event_log = [];
var start_logging = false;
function resetTestState() {
detected_eventTypes = {};
event_log = [];
start_logging = false;
function run() {
var test_pointer_event = setup_pointerevent_test("Event sequence at implicit release on drag", ["touch"]);
var button = document.getElementById("done");
var actions_promise;
on_event(document.getElementById("done"), "click", function() {
test_pointer_event.step(function () {
var expected_events = "pointercancel, lostpointercapture, pointerout, pointerleave";
assert_equals(event_log.join(", "), expected_events);
// Make sure the test finishes after all the input actions are completed.
actions_promise.then( () => {
var target = document.getElementById("target");
All_Pointer_Events.forEach(function(eventName) {
on_event(target, eventName, function (event) {
detected_pointertypes[event.pointerType] = true;
if (event.type == "pointerdown") {;
} else if (event.type == "gotpointercapture") {
start_logging = true;
} else if (event.type != "pointermove" && start_logging) {
// Inject touch inputs.
actions_promise = pointerDragInTarget("touch", target, 'right').then(function() {
return clickInTarget("touch", button);
#target {
margin: 20px;
background-color: black;
touch-action: auto;
#done {
margin: 20px;
background-color: green;
<body onload="run()">
<h1>Pointer Event: Event sequence at implicit release on drag</h1>
<h2 id="pointerTypeDescription"></h2>
When a captured pointer is implicitly released after a drag, the boundary events should follow the lostpointercapture event.
<li>Drag quickly down starting on Black.</li>
<li>Click or tap on Green.</li>
<div id="target"></div>
<div id="done"></div>
<div id="complete-notice">
<p>The following pointer types were detected: <span id="pointertype-log"></span>.</p>
<p>The following events were logged: <span id="event-log"></span>.</p>
<div id="log"></div>