<!doctype html>
<meta charset=utf-8>
<title></title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<iframe src="{{location[scheme]}}://{{domains[www1]}}:{{ports[http][0]}}{{location[path]}}/../Promise-incumbent-global-subframe.sub.html"></iframe>
<script>
var t = async_test("Check the incumbent global Promise callbacks are called with");
onload = t.step_func(function() {
onmessage = t.step_func_done(function(e) {
var d = e.data;
assert_equals(d.actual, d.expected, d.reason);
});
frames[0].postMessage("start", "*");
});
</script>