File: file_iframe_sandbox_a_if18.html

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<!DOCTYPE HTML>
<html>
<head>
  <meta charset="utf-8">
  <title>Test for Bug 886262</title>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>

<script>
  function doTest() {
    try {
      window.parent.parent.ok_wrapper(false, "an iframe in an iframe SHOULD copy its parent's sandbox flags when its sandbox flags are changed");
    }
    catch (e) {
      window.parent.parent.postMessage({ok: true, desc: "an iframe in an iframe copies its parent's sandbox flags when its sandbox flags are changed"}, "*");
    }
  }
</script>

<body onload="doTest()">
  I'm an iframe whose sandbox flags have been changed to include allow-same-origin.
  I should not be able to call a function in my parent's parent because my parent's
  iframe does not have allow-same-origin set.
</body>
</html>