<!DOCTYPE html>
<!--
[%provenance%]
-->
<html lang="en">
  <meta charset="utf-8">
  <title>HTTP headers on request for static ECMAScript module import</title>
  <script src="/resources/testharness.js"></script>
  <script src="/resources/testharnessreport.js"></script>
  <script src="/fetch/metadata/resources/helper.sub.js"></script>
  <body>
  <script>
  'use strict';

  function induceRequest(url) {
    const script = document.createElement('script');
    script.setAttribute('type', 'module');
    script.setAttribute(
      'src',
      '/fetch/metadata/resources/es-module.sub.js?moduleId=' + encodeURIComponent(url)
    );

    return new Promise((resolve, reject) => {
        script.onload = resolve;
        script.onerror = () => reject('Failed to load script');
        document.body.appendChild(script);
      })
      .then(() => script.remove());
  }
  {%- for subtest in subtests %}

  promise_test(() => {
    const key = '{{uuid()}}';

    return induceRequest(
        makeRequestURL(
          key, [% subtest.origins %], { mime: 'application/javascript' }
        )
      )
      .then(() => retrieve(key))
      .then((headers) => {
        {%- if subtest.expected == none %}
          assert_not_own_property(headers, '[%subtest.headerName%]');
        {%- else %}
          assert_own_property(headers, '[%subtest.headerName%]');
          assert_array_equals(headers['[%subtest.headerName%]'], ['[%subtest.expected%]']);
        {%- endif %}
        });
  }, '[%subtest.headerName%][%subtest.description | pad("start",  " - ")%]');

  {%- endfor %}
  </script>
</html>
