style-css-with-json-parser-breaker.sub.html

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This WPT test may be referenced by the following Test IDs:
- /fetch/corb/style-css-with-json-parser-breaker.sub.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<!-- Test verifies that CORB won't block a stylesheet that

     1) is correctly labeled with text/css Content-Type and parsing fine as text/css

     2) starts with a JSON parser breaker (like )]}')

-->

<meta charset="utf-8">

<title>CORB doesn't block a stylesheet that has a proper Content-Type and begins with a JSON parser breaker</title>

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

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

<!-- Default style that will be applied if the external stylesheet resource

  below won't load for any reason.  This stylesheet will set h1's

  color to green (see |default_color| below). -->

<style>

h1 { color: green; }

</style>

<!-- This stylesheet (if loaded) should set h1#header's color to red

    (see |external_color| below). -->

<!-- www1 is cross-origin, so the HTTP response is CORB-eligible -->

<link rel="stylesheet" type="text/css"

      href="http://{{domains[www1]}}:{{ports[http][0]}}/fetch/corb/resources/css-with-json-parser-breaker.css">

<body>

  <h1 id="header">Header example</h1>

  <p>Paragraph body</p>

</body>

<script>

test(() => {

  // Verify that CSS got applied / did not get blocked by CORB.

  let style = getComputedStyle(document.getElementById('header'));

  const external_color = 'rgb(255, 0, 0)';  // red

  const default_color = 'rgb(0, 128, 0)';  // green

  assert_equals(style.getPropertyValue('color'), external_color);

  assert_not_equals(style.getPropertyValue('color'), default_color);

});

</script>