| <!DOCTYPE html> |
| <link rel=author href="mailto:jarhar@chromium.org"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| |
| <style> |
| .box { |
| width: 10px; |
| height: 10px; |
| } |
| </style> |
| |
| <div> |
| <template shadowrootmode=open> |
| <style> |
| .box { |
| width: 10px; |
| height: 10px; |
| } |
| </style> |
| <div class=box></div> |
| <div style="position: relative"> |
| <div class=box></div> |
| <slot></slot> |
| </div> |
| </template> |
| <div class=box></div> |
| <div id=target1 style="position: absolute" class=box></div> |
| </div> |
| |
| <span> |
| <template shadowrootmode=open> |
| <style> |
| .box { |
| width: 10px; |
| height: 10px; |
| } |
| </style> |
| <span class=box></span> |
| <span style="position: relative"> |
| <span class=box></span> |
| <slot></slot> |
| </span> |
| </template> |
| <span class=box></span> |
| <span id=target2 style="position: absolute" class=box></span> |
| </span> |
| |
| <div> |
| <template shadowrootmode=open> |
| <style> |
| .box { |
| width: 10px; |
| height: 10px; |
| } |
| </style> |
| <div class=box></div> |
| <div style="position: relative"> |
| <div class=box></div> |
| <div> |
| <template shadowrootmode=open> |
| <style> |
| .box { |
| width: 10px; |
| height: 10px; |
| } |
| </style> |
| <div class=box></div> |
| <div style="position: relative"> |
| <div class=box></div> |
| <slot></slot> |
| </div> |
| </template> |
| <slot></slot> |
| </div> |
| </div> |
| </template> |
| <div class=box></div> |
| <div id=target3 style="position: absolute" class=box></div> |
| </div> |
| |
| <script> |
| test(() => { |
| assert_equals(target1.offsetTop, 38); |
| }, 'Verifies that HTMLElement.offsetTop accounts for shadow boundaries.'); |
| |
| test(() => { |
| assert_equals(target2.offsetLeft, 8); |
| }, 'Verifies that HTMLElement.offsetLeft accounts for shadow boundaries.'); |
| |
| test(() => { |
| assert_equals(target3.offsetTop, 88); |
| }, 'Verifies that HTMLElement.offsetTop accounts for shadow boundaries when nested in multiple shadow roots.'); |
| </script> |
