010.html - mozsearch

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This WPT test may be referenced by the following Test IDs:
- /websockets/interfaces/WebSocket/events/010.html?default - WPT Dashboard Interop Dashboard
- /websockets/interfaces/WebSocket/events/010.html?wss - WPT Dashboard Interop Dashboard

<!doctype html>

<title>WebSockets: setting event handlers to undefined</title>

<script src=/resources/testharness.js></script>

<script src=/resources/testharnessreport.js></script>

<script src=../../../constants.sub.js></script>

<meta name="variant" content="?default">

<meta name="variant" content="?wss">

<div id=log></div>

<script>

var events = ['onclose', 'onopen', 'onerror', 'onmessage'];

for (var i = 0; i < events.length; ++i) {

  test(function(){

    var ws = new WebSocket(SCHEME_DOMAIN_PORT+'/empty-message');

    var foo = function() {}

    ws[events[i]] = foo;

    assert_equals(ws[events[i]], foo, events[i]);

    ws[events[i]] = undefined;

    assert_equals(ws[events[i]], null, events[i]);

});

</script>