| <!DOCTYPE html> |
| <script src="../../../resources/testharness.js"></script> |
| <script src="../../../resources/testharnessreport.js"></script> |
| <style> |
| #stopInherit { color: green } |
| </style> |
| <div id="host"> |
| <div id="stopInherit"> |
| <span></span> |
| <span></span> |
| <span></span> |
| <span></span> |
| <span></span> |
| </div> |
| </div> |
| <script> |
| test(() => { |
| var root = host.createShadowRoot(); |
| root.innerHTML = '<div id="shadowDiv"><content></content></div>'; |
| host.offsetTop; |
| root.querySelector("#shadowDiv").style.color = "red"; |
| assert_true(!!window.internals, "This test only works with --expose-internals-for-testing."); |
| assert_equals(internals.updateStyleAndReturnAffectedElementCount(), 2, "Inheritance propagation should stop at #stopInherit element."); |
| }, "Inheritance propagation should not cause full subtree recalcs in flat-tree."); |
| </script> |
