| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>Navigation Preload Resource Timing</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="../resources/test-helpers.sub.js"></script> |
| <script> |
| |
| function check_timing_entry(entry, url, decodedBodySize, encodedBodySize) { |
| assert_equals(entry.name, url, 'The entry name of '+ url); |
| |
| assert_equals( |
| entry.entryType, 'resource', |
| 'The entryType of preload response timing entry must be "resource' + |
| '" :' + url); |
| assert_equals( |
| entry.initiatorType, 'navigation', |
| 'The initiatorType of preload response timing entry must be ' + |
| '"navigation":' + url); |
| |
| // If the server returns the redirect response, |decodedBodySize| is null and |
| // |entry.decodedBodySize| shuld be 0. Otherwise |entry.decodedBodySize| must |
| // same as |decodedBodySize| |
| assert_equals( |
| entry.decodedBodySize, Number(decodedBodySize), |
| 'decodedBodySize must same as the decoded size in the server:' + url); |
| |
| // If the server returns the redirect response, |encodedBodySize| is null and |
| // |entry.encodedBodySize| shuld be 0. Otherwise |entry.encodedBodySize| must |
| // same as |encodedBodySize| |
| assert_equals( |
| entry.encodedBodySize, Number(encodedBodySize), |
| 'encodedBodySize must same as the encoded size in the server:' + url); |
| |
| assert_greater_than( |
| entry.transferSize, entry.decodedBodySize, |
| 'transferSize must greater then encodedBodySize.'); |
| |
| assert_greater_than(entry.startTime, 0, 'startTime of ' + url); |
| assert_greater_than_equal(entry.fetchStart, entry.startTime, |
| 'fetchStart >= startTime of ' + url); |
| assert_greater_than_equal(entry.domainLookupStart, entry.fetchStart, |
| 'domainLookupStart >= fetchStart of ' + url); |
| assert_greater_than_equal(entry.domainLookupEnd, entry.domainLookupStart, |
| 'domainLookupEnd >= domainLookupStart of ' + url); |
| assert_greater_than_equal(entry.connectStart, entry.domainLookupEnd, |
| 'connectStart >= domainLookupEnd of ' + url); |
| assert_greater_than_equal(entry.connectEnd, entry.connectStart, |
| 'connectEnd >= connectStart of ' + url); |
| assert_greater_than_equal(entry.requestStart, entry.connectEnd, |
| 'requestStart >= connectEnd of ' + url); |
| assert_greater_than_equal(entry.responseStart, entry.requestStart, |
| 'domainLookupStart >= requestStart of ' + url); |
| assert_greater_than_equal(entry.responseEnd, entry.responseStart, |
| 'responseEnd >= responseStart of ' + url); |
| assert_greater_than(entry.duration, 0, 'duration of ' + url); |
| } |
| |
| promise_test(t => { |
| var script = 'resources/resource-timing-worker.js'; |
| var scope = 'resources/resource-timing-scope.py'; |
| var registration; |
| var frames = []; |
| return service_worker_unregister_and_register(t, script, scope) |
| .then(reg => { |
| registration = reg; |
| add_completion_callback(_ => registration.unregister()); |
| return wait_for_state(t, registration.installing, 'activated'); |
| }) |
| .then(_ => with_iframe(scope + '?type=normal')) |
| .then(frame => { |
| frames.push(frame); |
| return with_iframe(scope + '?type=redirect'); |
| }) |
| .then(frame => { |
| frames.push(frame); |
| frames.forEach(frame => { |
| var result = JSON.parse(frame.contentDocument.body.textContent); |
| assert_equals( |
| result.timingEntries.length, 1, |
| 'performance.getEntriesByName() must returns one ' + |
| 'PerformanceResourceTiming entry for the navigation preload.'); |
| var entry = result.timingEntries[0]; |
| check_timing_entry(entry, frame.src, result.decodedBodySize, |
| result.encodedBodySize); |
| frame.remove(); |
| }); |
| return registration.unregister(); |
| }); |
| }, 'Navigation Preload Resource Timing.'); |
| |
| </script> |
