Content - 8fef005eb57772ada0260a469eca5de95cd7e183 - d52de8a/dom/events/Event-defaultPrevented-after-dispatch.html

swh:1:snp:b37d435721bbd450624165f334724e3585346499

Tip revision: 64bd43ee19cc4667e4a3020c5894af7dbe68f5cc authored by Yuki Shiino on 25 December 2018, 07:52:23 UTC
v8binding: Add lexical scope test of event handlers in WPT

Tip revision: 64bd43e

Event-defaultPrevented-after-dispatch.html

<!DOCTYPE html>
<meta charset=utf-8>
<title>Event.defaultPrevented is not reset after dispatchEvent()</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
</head>
<body>
<div id=log></div>
<input id="target" type="hidden" value=""/>
<script>
test(function() {
    var EVENT = "foo";
    var TARGET = document.getElementById("target");
    var evt = document.createEvent("Event");
    evt.initEvent(EVENT, true, true);

    TARGET.addEventListener(EVENT, this.step_func(function(e) {
        e.preventDefault();
        assert_true(e.defaultPrevented, "during dispatch");
    }), true);
    TARGET.dispatchEvent(evt);

    assert_true(evt.defaultPrevented, "after dispatch");
    assert_equals(evt.target, TARGET);
    assert_equals(evt.srcElement, TARGET);
}, "Default prevention via preventDefault");

test(function() {
    var EVENT = "foo";
    var TARGET = document.getElementById("target");
    var evt = document.createEvent("Event");
    evt.initEvent(EVENT, true, true);

    TARGET.addEventListener(EVENT, this.step_func(function(e) {
        e.returnValue = false;
        assert_true(e.defaultPrevented, "during dispatch");
    }), true);
    TARGET.dispatchEvent(evt);

    assert_true(evt.defaultPrevented, "after dispatch");
    assert_equals(evt.target, TARGET);
    assert_equals(evt.srcElement, TARGET);
}, "Default prevention via returnValue");
</script>