access-control-expose-headers-on-redirect.html

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This WPT test may be referenced by the following Test IDs:
- /xhr/access-control-expose-headers-on-redirect.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html>

<head>

<title>XHR should respect access-control-expose-headers header on redirect</title>

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

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

<script src="/common/get-host-info.sub.js"></script>

</head>

<body>

<script type="text/javascript">

async_test((test) => {

  const xhr = new XMLHttpRequest;

  xhr.onerror = test.unreached_func("Unexpected error.");

  xhr.onload = test.step_func_done(() => {

    assert_equals(xhr.status, 200);

    assert_equals(xhr.getResponseHeader('foo'), 'bar');

    assert_equals(xhr.getResponseHeader('hoge'), null);

});

  const destination = get_host_info().HTTP_REMOTE_ORIGIN +

    '/common/blank.html?pipe=header(access-control-allow-origin,*)|' +

    'header(access-control-expose-headers,foo)|' +

    'header(foo,bar)|header(hoge,fuga)';

  const url =

    'resources/redirect.py?location=' + encodeURIComponent(destination);

  xhr.open('GET', url);

  xhr.send();

});

</script>

</body>

</html>