<!DOCTYPE HTML>
<html>
<head>
  <meta charset="utf-8">
  <title>Test fetch() rejects when CSP blocks</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<script type="application/javascript">
SimpleTest.waitForExplicitFinish();

function withFrame(url) {
  return new Promise(resolve => {
    let frame = document.createElement('iframe');
    frame.addEventListener('load', _ => {
      resolve(frame);
    }, { once: true });
    frame.src = url;
    document.body.appendChild(frame);
  });
}

function asyncTest(frame) {
  return new Promise((resolve, reject) => {
    addEventListener('message', evt => {
      if (evt.data === 'REJECTED') {
        resolve();
      } else {
        reject();
      }
    }, { once: true });
    frame.contentWindow.postMessage('GO', '*');
  });
}

withFrame('file_fetch_csp_block_frame.html').then(frame => {
  asyncTest(frame).then(_ => {
    ok(true, 'fetch rejected correctly');
  }).catch(e => {
    ok(false, 'fetch resolved when it should have been CSP blocked');
  }).then(_ => {
    frame.remove();
    SimpleTest.finish();
  });
});

</script>
</body>
</html>
