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<html>
<head>
<title>IdlDictionary.prototype.default_to_json_operation()</title>
</head>
<body>
<div id="log"></div>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/WebIDLParser.js"></script>
<script src="/resources/idlharness.js"></script>
<script src="../../../idl-helper.js"></script>
<script>
    "use strict";
    test(function() {
        var map = interfaceFrom('interface A { [Default] object toJSON(); };'