| <!DOCTYPE html> |
| <html> |
| <meta charset=utf-8> |
| <title>Event Timing: make sure 'event' entries are not retrievable by performance.getEntries* APIs.</title> |
| <meta name="timeout" content="long"> |
| <button id='button'>Generate a 'click' event</button> |
| <script src=/resources/testharness.js></script> |
| <script src=/resources/testharnessreport.js></script> |
| <script src=/resources/testdriver.js></script> |
| <script src=/resources/testdriver-vendor.js></script> |
| |
| <script src=resources/event-timing-test-utils.js></script> |
| |
| <script> |
| function validateEntries() { |
| const entriesByName = performance.getEntriesByName('mousedown', 'event'); |
| const entriesByType = performance.getEntriesByType('event'); |
| const allEntries = performance.getEntries(); |
| assert_equals(entriesByName.length, 0, 'Event Timing entry should not be retrievable by getEntriesByName'); |
| assert_equals(entriesByType.length, 0, 'Event Timing entry should not be retrievable by getEntriesByType'); |
| assert_equals(allEntries.filter(e => e.entryType === 'event').length, 0, 'Event Timing entry should not be retrievable by getEntries'); |
| } |
| |
| /* Timeline: |
| Begin Busy Loop |
| Click 1 arrives |
| End Busy Loop |
| (Dispatch and Process Click 1 - buffered) |
| Onload Event Fires |
| Validate entries |
| */ |
| async_test(function(t) { |
| assert_implements(window.PerformanceEventTiming, 'Event Timing is not supported.'); |
| new PerformanceObserver(t.step_func(entryList => { |
| if (entryList.getEntriesByName('mousedown').length > 0) { |
| validateEntries(); |
| t.done(); |
| } |
| })).observe({entryTypes: ['event']}); |
| clickAndBlockMain('button'); |
| }, "Event Timing: make sure event-timing entries are not retrievable by performance.getEntries*."); |
| |
| </script> |
| </html> |