| <!doctype html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>This test validates that PerformanceResourceTiming's toJSON method |
| contains all of the entry's attributes.</title> |
| <link rel="author" title="Google" href="http://www.google.com/" /> |
| <link rel="help" |
| href="https://www.w3.org/TR/resource-timing-2/#dom-performanceresourcetiming-tojson"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| </head> |
| <body> |
| <script> |
| promise_test(() => { |
| return new Promise((resolve, reject) => { |
| const po = new PerformanceObserver(list => { |
| const entries = list.getEntries(); |
| if (entries.length < 1) { |
| throw new Error(`No entries to run the test with.`); |
| } |
| assert_greater_than_equal(entries.length, 1); |
| const entry = entries[0]; |
| assert_equals(typeof(entry.toJSON), 'function'); |
| const json = entry.toJSON(); |
| assert_equals(typeof(json), 'object'); |
| |
| const performanceResourceTimingKeys = [ |
| 'name', |
| 'entryType', |
| 'startTime', |
| 'duration', |
| 'initiatorType', |
| 'nextHopProtocol', |
| 'workerStart', |
| 'redirectStart', |
| 'redirectEnd', |
| 'fetchStart', |
| 'domainLookupStart', |
| 'domainLookupEnd', |
| 'connectStart', |
| 'connectEnd', |
| 'secureConnectionStart', |
| 'requestStart', |
| 'responseStart', |
| 'responseEnd', |
| 'transferSize', |
| 'encodedBodySize', |
| 'decodedBodySize', |
| 'renderBlockingStatus', |
| 'responseStatus', |
| 'contentType', |
| ]; |
| for (const key of performanceResourceTimingKeys) { |
| try { |
| assert_false(json[key] === undefined, |
| `entry.toJSON().${key} is undefined`); |
| assert_equals(json[key], entry[key], |
| `entry.toJSON().${key} should match entry.${key}`); |
| } catch(e) { |
| reject(e); |
| } |
| } |
| resolve(); |
| }); |
| po.observe({type: "resource", buffered: true}); |
| }); |
| }, 'Test toJSON() in PerformanceResourceTiming'); |
| </script> |
| </body> |
| </html> |