File: test_crossOriginWindowSymbolAccess.html

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<!DOCTYPE html>
<meta charset=utf-8>
<title>Test for accessing symbols on a cross-origin window</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id="log"></div>
<iframe id="sameProc" src="http://test1.mochi.test:8888/tests/js/xpconnect/tests/mochitest/file_empty.html"></iframe>
<iframe id="crossProc" src="http://www1.w3c-test.org/common/blank.html"></iframe>
<script>
/* global async_test, assert_equals, assert_throws */

async_test(function(t) {
  window.addEventListener("load", t.step_func(
    function() {
      assert_equals(document.getElementById("sameProc").contentDocument, null, "Should have a crossorigin frame");
      assert_equals(document.getElementById("crossProc").contentDocument, null, "Should have a crossorigin frame");
      for (let f of [0, 1]) {
        assert_throws("SecurityError", function() {
          frames[f][Symbol.iterator];
        }, "Should throw exception on cross-origin Window symbol-named get");
        assert_throws("SecurityError", function() {
          frames[f].location[Symbol.iterator];
        }, "Should throw exception on cross-origin Location symbol-named get");
      }
      t.done();
    }
  ));
}, "Check Symbol access on load");
</script>