LayoutTests/fetch/header-constructor-is-array.html

<!DOCTYPE HTML>
<html>
<head>
<script src="../resources/js-test-pre.js"></script>
</head>
<body>
<iframe></iframe>
<script>
description("This test should create a Headers with strange Arrays.");

{
    let array = [ [ 'hello', 'world' ] ];
    array.__proto__ = null;
    var headers = new Headers(array);
    shouldBeNull("headers.get('hello')");
}

{
    // From the other realm.
    let frame = frames[0];
    let array = new frame.Array();
    array.push([ 'hello', 'world' ]);
    var headers = new Headers(array);
    shouldBeEqualToString("headers.get('hello')", "world");
}

</script>
<script src="../resources/js-test-post.js"></script>
</body>
</html>