| <!DOCTYPE HTML> |
| <script src='../../resources/testharness.js'></script> |
| <script src='../../resources/testharnessreport.js'></script> |
| <script src='../../resources/gesture-util.js'></script> |
| |
| <style> |
| div.box { |
| margin: 5px; |
| padding: 20px; |
| float: left; |
| width: 50px; |
| height: 50px; |
| } |
| </style> |
| |
| <body> |
| |
| <div id="grey" class="box" style="background-color:grey"> |
| </div> |
| |
| </body> |
| |
| <script> |
| |
| var PointerEventAttributeCount = 1321; // Comes from enum Feature in UseCounter.h |
| var PointerEventAddListenerCount = 1347; // Comes from enum Feature in UseCounter.h |
| |
| promise_test(async () => { |
| |
| var targetDiv = document.getElementById("grey"); |
| var pid = 0; |
| var rect = document.getElementById("grey").getBoundingClientRect(); |
| var x1 = rect.left + 5; |
| var y1 = rect.top + 5; |
| |
| assert_false(internals.isUseCounted(document, PointerEventAddListenerCount)); |
| |
| targetDiv.addEventListener("pointerdown", function(event) { |
| // Read pointerId to trigger MeasureAs. |
| pid = event.pointerId; |
| }); |
| |
| assert_true(internals.isUseCounted(document, PointerEventAddListenerCount)); |
| |
| assert_false(internals.isUseCounted(document, PointerEventAttributeCount)); |
| |
| await mouseClickOn(x1, y1); |
| |
| await waitUntil( () => { return pid>0; } ); |
| |
| assert_true(internals.isUseCounted(document, PointerEventAttributeCount)); |
| |
| }, "Verifies that use of pointerEvents is measured by use counters."); |
| |
| </script> |
