interactionid-aux-pointerdown.html (2626B)
1 <!DOCTYPE html> 2 <html> 3 <meta charset=utf-8 /> 4 <title>Event Timing: interactionId-aux-pointerdown</title> 5 <script src=/resources/testharness.js></script> 6 <script src=/resources/testharnessreport.js></script> 7 <script src=/resources/testdriver.js></script> 8 <script src=/resources/testdriver-actions.js></script> 9 <script src=/resources/testdriver-vendor.js></script> 10 <script src=resources/event-timing-test-utils.js></script> 11 <div id='target'>Right click me to bring up OS level contextmenu popup.</div> 12 13 <script> 14 let platformSupported = false; 15 const map = new Map(); 16 const events = ['pointerdown']; 17 18 // This test replicates a real world scenario that - on triggering contextmenu 19 // with a pointer, pointerdown is captured but not pointerup. (crbug/1413096) 20 // In this case, we need to make sure event timing will correctly report the 21 // pointerdown entry with a valid/non-trivial interactionId. 22 promise_test(async t => { 23 assert_implements(window.PerformanceEventTiming, 'Event Timing is not supported.'); 24 // Workaround https://bugs.webkit.org/show_bug.cgi?id=213060, which causes 25 // WebKit-based browsers to never release the pointerdown, breaking 26 // subsequent tests. 27 t.add_cleanup(() => orphanAuxPointerup(document.getElementById('target')).catch(() => {})); 28 // This test is not applicable to platforms like Windows where contextmenu 29 // is triggered on aux pointerup. So we do a platform behavior test first to 30 // distinguish and skip those platforms who do not dispatch contextmenu on 31 // aux pointerdown. 32 document.getElementById('target').addEventListener('contextmenu', () => { platformSupported = true; }); 33 await auxPointerdown(document.getElementById('target')); 34 // 2000ms is a magic number picked to wait for contextmenu being observed 35 // from the performance observer. Consider enlarge it if flaky. 36 await t.step_timeout(() => { }, 2000); 37 if (!platformSupported) { 38 return; 39 } 40 41 // Perform test on qualified platforms 42 const callback = (entryList) => { entryList.getEntries().filter(filterAndAddToMap(events, map)); }; 43 const readyToResolve = () => { return map.has('pointerdown'); }; 44 const observerPromise = createPerformanceObserverPromise(['event'], callback, readyToResolve); 45 46 await interactAndObserve('aux-pointerdown', document.getElementById('target'), observerPromise); 47 48 assert_greater_than(map.get('pointerdown'), 0, 'The pointerdown entry should have a non-trivial interactionId'); 49 }, "Event Timing: verify pointerdown reporting for mouse aux pointerdown only triggered contextmenu."); 50 51 </script> 52 </html>