| <!DOCTYPE html> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="./resources/intersection-observer-test-utils.js"></script> |
| |
| <style> |
| pre, #log { |
| position: absolute; |
| top: 120px; |
| left: 0; |
| } |
| #target { |
| display: inline; |
| } |
| </style> |
| |
| <div id="target"> |
| <div> |
| <img width=100 height=100 /> |
| </div> |
| </div> |
| |
| <script> |
| var vw = document.documentElement.clientWidth; |
| var vh = document.documentElement.clientHeight; |
| var entries = []; |
| var target; |
| |
| runTestCycle(function() { |
| target = document.getElementById("target"); |
| assert_true(!!target, "target exists"); |
| var observer = new IntersectionObserver(function(changes) { |
| entries = entries.concat(changes) |
| }); |
| observer.observe(target); |
| entries = entries.concat(observer.takeRecords()); |
| assert_equals(entries.length, 0, "No initial notifications."); |
| runTestCycle(step0, "First rAF"); |
| }, "Inline target containing a block child"); |
| |
| function step0() { |
| assert_equals(entries.length, 1); |
| checkRect(entries[0].boundingClientRect, clientBounds(target), |
| "entry.boundingClientRect == target.getBoundingClientRect()"); |
| } |
| </script> |
