| <!doctype html> |
| <html> |
| <head> |
| <title>Resource Timing: PerformanceResourceTiming attributes shouldn't change |
| if the HTTP status code changes</title> |
| <link rel="help" href="https://www.w3.org/TR/resource-timing-2/#sec-performanceresourcetiming"/> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src=/common/get-host-info.sub.js></script> |
| </head> |
| <body> |
| <img id="img_200"> |
| <img id="img_307"> |
| <img id="img_404"> |
| <img id="img_502"> |
| <script id="script_200"></script> |
| <script id="script_307"></script> |
| <script id="script_404"></script> |
| <script id="script_502"></script> |
| <script> |
| |
| promise_test(t => { |
| const destUrl = get_host_info().HTTP_REMOTE_ORIGIN + '/resource-timing/resources/'; |
| const statusCodes = ['200', '307', '404', '502']; |
| |
| statusCodes.forEach(status => { |
| document.getElementById(`img_${status}`).src = `${destUrl}status-code.py?status=${status}`; |
| document.getElementById(`script_${status}`).src = `${destUrl}status-code.py?status=${status}&script=1`; |
| }); |
| |
| let nameMap = {}; |
| let firstEntry = null; |
| // We will check that the non-timestamp values of the entry match for all entries. |
| const keys = ['entryType', 'nextHopProtocol', 'transferSize', 'encodedBodySize', 'decodedBodySize']; |
| return new Promise(resolve => { |
| new PerformanceObserver(t.step_func(entryList => { |
| entryList.getEntries().forEach(entry => { |
| if (!entry.name.includes("status-code")) |
| return; |
| |
| nameMap[entry.name] = true; |
| if (!firstEntry) { |
| firstEntry = entry; |
| } else { |
| keys.forEach(key => { |
| assert_equals(entry[key], firstEntry[key], `Discernible difference in ${key} for ${entry.name}`); |
| }); |
| } |
| }); |
| if (Object.keys(nameMap).length === 8) { |
| resolve(); |
| } |
| })).observe({entryTypes: ['resource']}); |
| }); |
| }, "Make sure cross origin resource fetch failures with different status codes are indistinguishable"); |
| </script> |
