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| 1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
| 2 <script src="/resources/testharness.js"></script> | 2 <script src="/resources/testharness.js"></script> |
| 3 <script src="/resources/testharnessreport.js"></script> | 3 <script src="/resources/testharnessreport.js"></script> |
| 4 <script src="/resources/get-host-info.js?pipe=sub"></script> | 4 <script src="/resources/get-host-info.js?pipe=sub"></script> |
| 5 <script src="/misc/resources/run-async-tasks-promise.js"></script> | 5 <script src="/misc/resources/run-async-tasks-promise.js"></script> |
| 6 <script> | 6 <script src="/misc/resources/resource-timing-sizes-cors-preflight.js"></script> |
| 7 // Because apache decrements the Keep-Alive max value on each request, the | |
| 8 // transferSize will vary slightly between requests for the same resource. | |
| 9 const fuzzFactor = 3; // bytes | |
| 10 | |
| 11 const hostInfo = get_host_info(); | |
| 12 const url = new URL('/misc/resources/cors-preflight.php', | |
| 13 hostInfo['HTTP_REMOTE_ORIGIN']).href; | |
| 14 | |
| 15 // The header bytes are expected to be > |minHeaderSize| and | |
| 16 // < |maxHeaderSize|. If they are outside this range the test will fail. | |
| 17 const minHeaderSize = 100; | |
| 18 const maxHeaderSize = 1024; | |
| 19 | |
| 20 function checkResourceSizes() { | |
| 21 var lowerBound, upperBound; | |
| 22 var entries = performance.getEntriesByName(url); | |
| 23 assert_equals(entries.length, 3, 'Wrong number of entries'); | |
| 24 // Firefox 47 puts the preflight after the request in the timeline. | |
| 25 // Sort by requestStart for compatibility. | |
| 26 entries.sort((a, b) => b.requestStart - a.requestStart); | |
| 27 var seenCount = 0; | |
| 28 for (var entry of entries) { | |
| 29 switch (seenCount) { | |
| 30 case 0: | |
| 31 assert_greater_than(entry.transferSize, 0, | |
| 32 'no preflight transferSize'); | |
| 33 lowerBound = entry.transferSize - fuzzFactor; | |
| 34 upperBound = entry.transferSize + fuzzFactor; | |
| 35 break; | |
| 36 | |
| 37 case 1: | |
| 38 assert_between_exclusive(entry.transferSize, minHeaderSize, | |
| 39 maxHeaderSize, | |
| 40 'preflight transferSize'); | |
| 41 break; | |
| 42 | |
| 43 case 2: | |
| 44 assert_between_exclusive(entry.transferSize, lowerBound, | |
| 45 upperBound, | |
| 46 'preflighted transferSize'); | |
| 47 break; | |
| 48 } | |
| 49 ++seenCount; | |
| 50 } | |
| 51 } | |
| 52 | |
| 53 promise_test(() => { | |
| 54 var eatBody = response => response.arrayBuffer(); | |
| 55 var requirePreflight = {headers: {'X-Require-Preflight': '1'}}; | |
| 56 return fetch(url) | |
| 57 .then(eatBody) | |
| 58 .then(() => fetch(url, requirePreflight)) | |
| 59 .then(eatBody) | |
| 60 .then(runAsyncTasks) | |
| 61 .then(checkResourceSizes); | |
| 62 }, 'PerformanceResourceTiming sizes Fetch with preflight test'); | |
| 63 </script> | |
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Chromium Code Reviews
Issue 2159163002:
Set Resource Timing transferSize field in Workers (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@resource_timing_sizes_render_process