| <!DOCTYPE html> |
| <title>Navigation timing of SignedHTTPExchange</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/common/get-host-info.sub.js"></script> |
| <script src="./resources/sxg-util.js"></script> |
| <body> |
| <script> |
| promise_test(async (t) => { |
| const sxgUrl = get_host_info().HTTPS_ORIGIN + '/signed-exchange/resources/sxg/sxg-navigation-timing.sxg'; |
| const message = await openSXGInIframeAndWaitForMessage(t, sxgUrl); |
| assert_false(message.is_fallback); |
| |
| let timing = JSON.parse(message.timing); |
| let originalContent = await fetch('resources/sxg-navigation-timing.html').then(resp => resp.arrayBuffer()); |
| |
| assert_equals(timing.decodedBodySize, originalContent.byteLength); |
| assert_equals(timing.encodedBodySize, computeMiceLength(originalContent.byteLength, 100)); |
| // TODO(https://crbug.com/928589): Test other fields too. |
| }, 'Navigation timing of SignedHTTPExchange'); |
| |
| // Returns content length after MI encode. |
| function computeMiceLength(len, recordSize) { |
| const recordSizeLen = 8; |
| const sha256DigestLength = 32; |
| return recordSizeLen + len + Math.floor(len / recordSize) * sha256DigestLength; |
| } |
| |
| </script> |
| </body> |