access-control-response-with-exposed-headers.htm

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This WPT test may be referenced by the following Test IDs:
- /xhr/access-control-response-with-exposed-headers.htm - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html>

  <head>

    <title>Test CORS response with 'Access-Control-Expose-Headers' header</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.open("GET", get_host_info().HTTP_REMOTE_ORIGIN +

      "/xhr/resources/pass.txt?pipe=" +

      "header(Cache-Control,no-cache)|" +

      "header(Access-Control-Max-Age,0)|" +

      "header(Access-Control-Allow-Origin,*)|" +

      "header(X-foo,BAR)|" +

      "header(x-test,TEST)|" +

      "header(Access-Control-Expose-Headers,x-Foo)|",

      "header(Content-Type,text/html)");

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

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

    assert_equals(xhr.status, 200);

    assert_equals(xhr.getResponseHeader("X-FOO"), "BAR");

    assert_equals(xhr.getResponseHeader("x-foo"), "BAR");

    assert_equals(xhr.getResponseHeader("x-test"), null);

    assert_equals(xhr.responseText, "PASS\n");

});

  xhr.send();

});

    </script>

  </body>

</html>