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<script src="/common/get-host-info.sub.js"></script>
<script src="test-helpers.sub.js"></script>
<script>
function check_referer(url, expected_referer) {
return fetch(url)
.then(function(res) { return res.json(); })
.then(function(headers) {
if (headers['referer'] === expected_referer) {
return Promise.resolve();
} else {
return Promise.reject('Referer for ' + url + ' must be ' +
expected_referer + ' but got ' +
headers['referer']);
}
});
}
window.addEventListener('message', function(evt) {
var host_info = get_host_info();
var port = evt.ports[0];
check_referer('request-headers.py?ignore=true',
host_info['HTTPS_ORIGIN'] +
base_path() + 'referrer-policy-iframe.html')
.then(function() {
return check_referer(
'request-headers.py?url=request-headers.py',
host_info['HTTPS_ORIGIN'] + '/');
})
.then(function() { port.postMessage({results: 'finish'}); })
.catch(function(e) { port.postMessage({results: 'failure:' + e}); });
});
</script>