| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <style> |
| |
| div.test-container { |
| position: absolute; |
| left: 0px; |
| top: 0px; |
| width: 100px; |
| height: 100px; |
| } |
| |
| #top { |
| left: 50px; |
| top: 50px; |
| } |
| |
| </style> |
| </head> |
| <body> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <script src="../utils.js"></script> |
| <script> |
| |
| 'use strict'; |
| |
| const events = []; |
| |
| function logEvent(event) |
| { |
| events.push(`${event.type}@${event.target.id}`); |
| } |
| |
| function makeDiv(id) |
| { |
| const div = document.createElement("div"); |
| div.addEventListener("pointerenter", logEvent); |
| div.addEventListener("pointerleave", logEvent); |
| div.className = "test-container"; |
| div.id = id; |
| return div; |
| } |
| |
| // Add three nested and fully overlapping elements. |
| document.body.appendChild(makeDiv("top")).appendChild(makeDiv("middle")).appendChild(makeDiv("bottom")); |
| |
| // mouse over and out of the elements. |
| eventSender.mouseMoveTo(75, 75); |
| eventSender.mouseMoveTo(25, 25); |
| |
| test(() => { |
| assert_array_equals(events, [ |
| "pointerenter@top", |
| "pointerenter@middle", |
| "pointerenter@bottom", |
| "pointerleave@bottom", |
| "pointerleave@middle", |
| "pointerleave@top" |
| ]); |
| }, `Testing that "pointerenter" events are dispatched from top to bottom and "pointerleave" events are dispatched bottom to top.`); |
| |
| </script> |
| </body> |
| </html> |
