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<!doctype html>
<html>
<head>
<title>Lostpointercapture fires on document when target is removed</title>
<meta name="viewport" content="width=device-width">
<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 src="pointerevent_support.js"></script>
</head>
<body>
<h1>Pointer Events - lostpointercapture when capturing element is removed</h1>
<div id="target0"></div>
<br>
<input type="button" id="btnCapture" value="Set Capture">
<script type='text/javascript'>
var isDisconnected = false;
var lostPointerCapture = false;
var count = 0;
var event_log = [];
var recieved_before_lostcapture = [];
var detected_pointertypes = {};
add_completion_callback(end_of_test);
function end_of_test() {
showLoggedEvents();
showPointerTypes();
}
var target0 = document.getElementById('target0');
var captureButton = document.getElementById('btnCapture');
var test_lostpointercapture = async_test("lostpointercapture event received");
window.onload = function() {
var actions_promise;
const POINTER_EVENT_TYPES = ['pointerover', 'pointerenter', 'pointerdown', 'pointermove', 'pointerup', 'pointercancel', 'pointerout', 'pointerleave'];
// Add listeners to target0 explicitly as it is removed from the DOM.
for (let target of [document.body, target0]) {
for (let eventType of POINTER_EVENT_TYPES) {
target.addEventListener(eventType, (evt) => {
// Prevent double-reporting events dispatched to target0.
if (target == document.body && evt.target == target0) {
return;
}
const ident = evt.target.id || evt.target.tagName;
event_log.push(`${evt.type}@${ident}`);
if (isDisconnected && !lostPointerCapture) {
recieved_before_lostcapture.push(`${evt.type}@${ident}`);
}
});
}
}
on_event(captureButton, 'pointerdown', function(event) {
detected_pointertypes[event.pointerType] = true;
target0.setPointerCapture(event.pointerId);
});
on_event(target0, 'gotpointercapture', function(e) {
lostPointerCapture = false;
event_log.push('gotpointercapture@target0');
isDisconnected = true;
received_events = [];
target0.parentNode.removeChild(target0);
test(function() {
assert_true(!lostPointerCapture, "lostpointercapture must not be fired synchronously with DOM removal");
});
});
on_event(target0, 'lostpointercapture', function(e) {
event_log.push('lostpointercapture@target0');
lostPointerCapture = true;
test(function() {
// TA: 11.3
assert_unreached("lostpointercapture must be fired on the document, not the capturing element");
}, "lostpointercapture must not be dispatched on the disconnected node");
});
on_event(document, 'lostpointercapture', function(e) {
lostPointerCapture = true;
test(function() {
assert_equals(recieved_before_lostcapture.join(", "), "", "No pointerevents should be received before lost capture is resolved");
}, "lostpointercapture must be received before the next pointerevent after the node is disconnected");
event_log.push('lostpointercapture@document');
test(function() {
// TA: 11.3
assert_true(isDisconnected, "lostpointercapture must be fired on the document");
}, "lostpointercapture is dispatched on the document");
actions_promise.then( () => {
test_lostpointercapture.done();
});
});
// Inject mouse inputs.
actions_promise = new test_driver.Actions()
.pointerMove(0, 0, {origin: captureButton})
.pointerDown()
.pointerMove(2, 0, {origin: captureButton})
.pointerMove(5, 0, {origin: captureButton})
.pointerMove(8, 0, {origin: captureButton})
.pointerMove(10, 0, {origin: captureButton})
.send();
}
</script>
<h1>Pointer Events Capture Test</h1>
<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>
<div id="log"></div>
</body>
</html>
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