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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Clicking on a div element that has no click event handler fires a click event</title>
<link rel="author" title="Chris Rebert" href="http://chrisrebert.com">
<link rel="help" href="https://w3c.github.io/uievents/#event-type-click">
<link rel="help" href="https://dom.spec.whatwg.org/#concept-event-dispatch">
<meta name="flags" content="interact">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
#square {
width: 100px;
height: 100px;
background-color: blue;
color: white;
/* Center the "Click me" text */
line-height: 100px;
text-align: center;
}
</style>
</head>
<body>
<p>Click on the blue square below. If a "PASS" result appears, the test passes; otherwise, it fails.</p>
<div id="square">Click me</div>
<script>
setup({explicit_timeout: true});
async_test(function(t) {
document.addEventListener('click', function (event) {
var square = document.getElementById('square');
t.step(function () {
assert_equals(event.target, square, 'target of click event must be the test square');
assert_equals(event.eventPhase, Event.BUBBLING_PHASE, 'click event must propagate to the document object during the Bubbling Phase');
square.textContent = 'PASS';
square.style.backgroundColor = 'green';
t.done();
});
}, false);
}, "Clicking on a div element and having a click event listener on only document");
</script>
</body>
</html>
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