https://github.com/web-platform-tests/wpt
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Tip revision: 94e78fddb888185d7d5d0f737c4c9b84bd638d59 authored by Mike Taylor on 30 March 2018, 21:08:48 UTC
Add tests for Event.srcElement
Tip revision: 94e78fd
accept_ch.sub.https.html
<html>
<body>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>

<script>

// If the response for the HTML file contains "Accept-CH" in the response
// headers, then the browser should attach the specified client hints in the
// HTTP request headers. Test this functionality by fetching an
// XHR from this page. The response headers for this page include
// "Accept-CH: device-memory, dpr, viewport-width".
//
// echo_client_hints_received.py includes "device-memory-received",
// "dpr-received" and "viewport-width-received" in the response headers
// depending on the set of client hints it receives in the request headers.

  promise_test(t => {
  return fetch("https://{{domains[]}}:{{ports[https][0]}}/client-hints/echo_client_hints_received.py", {"mode": "no-cors"}).then(r => {
    assert_equals(r.status, 200)
    // Verify that the browser includes client hints in the headers when
    // fetching the XHR.
    assert_true(r.headers.has("device-memory-received"), "device-memory-received");
    assert_true(r.headers.has("dpr-received"), "dpr-received");
    assert_true(r.headers.has("viewport-width-received"), "viewport-width-received");
  });
}, "Accept-CH header test");

</script>

</body>
</html>
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