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32 lines
1.2 KiB
HTML
32 lines
1.2 KiB
HTML
<html>
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<body>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script>
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// If the response for the HTML file contains "Accept-CH" in the response
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// headers, then the browser should attach the specified client hints in the
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// HTTP request headers. Test this functionality by fetching an
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// XHR from this page. The response headers for this page include
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// "Accept-CH: device-memory, dpr, viewport-width".
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//
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// echo_client_hints_received.py includes "device-memory-received",
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// "dpr-received" and "viewport-width-received" in the response headers
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// depending on the set of client hints it receives in the request headers.
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promise_test(t => {
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return fetch("https://{{domains[]}}:{{ports[https][0]}}/client-hints/echo_client_hints_received.py", {"mode": "no-cors"}).then(r => {
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assert_equals(r.status, 200)
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// Verify that the browser includes client hints in the headers when
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// fetching the XHR.
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assert_true(r.headers.has("device-memory-received"), "device-memory-received");
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assert_true(r.headers.has("dpr-received"), "dpr-received");
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assert_true(r.headers.has("viewport-width-received"), "viewport-width-received");
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});
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}, "Accept-CH header test");
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</script>
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</body>
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</html>
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