4 <p>This test ensures selection that crosses the shadow DOM boundary of a readonly input element cannot be made by a mouse drag.
</p>
5 <p>To manually test, select text by a mouse drag starting in
"hello" and ending in
"world". Selection should only extend inside the input element.
</p>
7 <input id=
"from" type=
"text" value=
"hello" readonly
>
8 <span id=
"to">world
</span>
10 <script src=
"resources/select-across-readonly-input.js"></script>