preload-image-png-mislabeled-as-html-nosniff.tentative.sub.html

<!DOCTYPE html>
<!-- This test verifies observable CORB impact on <link rel="preload"> elements.
-->
<meta charset="utf-8">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id=log></div>

<script>
async_test(function(t) {
  // With CORB the link.onerror event will be reached
  // (because CORB will block the cross-origin preload).
  window.preloadErrorEvent = t.step_func_done();

  // Without CORB the link.onload event will be reached.
  window.preloadLoadEvent = t.unreached_func("link/preload onload event reached.");
});
</script>

<!-- www1 is cross-origin, so the HTTP response is CORB-eligible -->
<link rel="preload" as="image"
      onerror="window.preloadErrorEvent()"
      onload="window.preloadLoadEvent()"
      href="http://{{domains[www1]}}:{{ports[http][0]}}/fetch/corb/resources/png-mislabeled-as-html-nosniff.png">

chromium/third_party/blink/web_tests/external/wpt/fetch/corb/preload-image-png-mislabeled-as-html-nosniff.tentative.sub.html