| <!DOCTYPE html> |
| <script src="../resources/js-test.js"></script> |
| <script src="../resources/gc.js"></script> |
| <div style="width:100%; height:700px;"></div> |
| <div id="target" style="background-color: green; width:100px; height:100px"></div> |
| <div style="width:100%; height:700px;"></div> |
| |
| <script> |
| jsTestIsAsync = true; |
| description("IntersectionObserver continues to produce notifications when it has no javascript references."); |
| var target = document.getElementById("target"); |
| var entries = []; |
| new IntersectionObserver(function(changes) { |
| entries.push(...changes); |
| }).observe(target); |
| gc(); |
| document.scrollingElement.scrollTop = 300; |
| requestAnimationFrame(function () { |
| setTimeout(function() { |
| shouldBeEqualToNumber("entries.length", 1); |
| finishJSTest(); |
| }); |
| }); |
| </script> |
