css-font-face.sub.html

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<!DOCTYPE html>

<!--

[%provenance%]

-->

<html lang="en">

  <meta charset="utf-8">

  <title>HTTP headers on request for CSS font-face</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';

  let count = 0;

  function induceRequest(t, url) {

    const id = `el-${count += 1}`;

    const style = document.createElement('style');

    style.appendChild(document.createTextNode(`

      @font-face {

        font-family: wpt-font-family${id};

        src: url(${url});

      #el-${id} {

        font-family: wpt-font-family${id};

    `));

    const div = document.createElement('div');

    div.setAttribute('id', 'el-' + id);

    div.appendChild(style);

    div.appendChild(document.createTextNode('x'));

    document.body.appendChild(div);

    t.add_cleanup(() => div.remove());

    return document.fonts.ready;

  {%- for subtest in subtests %}

  promise_test((t) => {

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

    return induceRequest(t, makeRequestURL(key, [% subtest.origins %]))

      .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>

  </body>

</html>