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<!DOCTYPE HTML>
<html>
<head>
<title>TouchEvent Retargeting Tests</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
</head>
<body>
<div id="host0"></div>
<div id="host1"></div>
<script>
var host0 = document.getElementById('host0');
var root0 = host0.attachShadow({ mode: 'open' });
var target0 = document.createElement('div');
root0.appendChild(target0);
var host1 = document.getElementById('host1');
var root1 = host1.attachShadow({ mode: 'open' });
var target1 = document.createElement('div');
root1.appendChild(target1);
async_test(function(t) {
var touch0 = new Touch({
identifier: 0,
target: target0,
});
var touch1 = new Touch({
identifier: 1,
target: target1,
});
var touchEvent = new TouchEvent("touchstart", {
touches: [touch0, touch1],
targetTouches: [touch1],
changedTouches: [touch1],
});
target0.addEventListener('touchstart', t.step_func_done(function(e) {
assert_equals(e.touches.length, 2);
assert_equals(e.touches[0].target, target0);
assert_equals(e.touches[1].target, host1);
assert_equals(e.targetTouches.length, 1);
assert_equals(e.targetTouches[0].target, host1);
assert_equals(e.changedTouches.length, 1);
assert_equals(e.changedTouches[0].target, host1);
}));
target0.dispatchEvent(touchEvent, { composed: true });
}, "TouchEvent's touches, targetTouches, and changedTouches should be retargeted.");
</script>
</body>
</html>
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