Content - 0cd87756e944321264d105e26c4c72e23fa7f5c2 - ee45863/cors/image-tainting-in-cross-origin-iframe.sub.html

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Tip revision: c4742caa9ad8c4b4a00ded7c4dac2a1e1563cb4b authored by L. David Baron on 02 April 2018, 19:01:11 UTC
Sync Mozilla tests as of https://hg.mozilla.org/mozilla-central/rev/c44f60c43432d468639b5fe078420e60c13fd3de .

Tip revision: c4742ca

image-tainting-in-cross-origin-iframe.sub.html

<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<body>
</body>
<script>
async_test(t => {
  const img = document.createElement('img');
  img.onload = t.step_func(() => {
    const iframe = document.createElement('iframe');
    window.onmessage = t.step_func_done(e => {
      assert_equals(e.data, 'DONE');
    });
    iframe.src = 'http://{{domains[www1]}}:{{ports[http][0]}}/cors/resources/image-tainting-checker.sub.html';
    document.body.appendChild(iframe);
  });
  img.src = '/images/blue-png-cachable.py';
  document.body.appendChild(img);
}, 'An image resource that is same-origin to the top-level frame loaded in ' +
  'the frame is not treated as same-origin for an iframe that is ' +
  'cross-origin to the top-level frame, and therefore a canvas where the ' +
  'image is drawn gets tainted.');
</script>

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