| <!DOCTYPE html> | |
| <script src='../../resources/testharness.js'></script> | |
| <script src='../../resources/testharnessreport.js'></script> | |
| <style> | |
| #t1::before { | |
| display: block; | |
| width: 100px; | |
| height: 100px; | |
| overflow: scroll; | |
| content: "."; | |
| } | |
| </style> | |
| <div id="host"></div> | |
| <div id="t1"></div> | |
| <script> | |
| test(() => { | |
| host.attachShadow({mode: 'closed'}); | |
| assert_true(true, "This test should not crash."); | |
| }, "Attaching v1 shadow should not cause DCHECK failure matching ::slotted rules for scrollbar pseudo."); | |
| </script> |