chromium/src/third_party/blink/renderer/core/testing/data/composited_selection_bounds_input.html

<style>
    @font-face {
        font-family: ahem;
        src: url(Ahem.ttf);
    }
    * {
        font-family: ahem;
        margin: 0;
        padding: 0;
    }
    #text {
        background-color: transparent; /* Prevent scrolling layer promotion to it's own layer */
    }
</style>
<input id=target width=20 value='test test test test test tes tes test' style='width: 100px; height: 20px;'>
</input>
<script>
    target.select();

    var expectEditable = false;
    var expectEmptyTextFormControl = false;
    var yBottomEpsilon = 2;
    var startHidden = false;
    var endHidden = true;
    window.expectedResult = [document, 2, 3, 2, 17, document, 482, 3, 482, 17, expectEditable,
        expectEmptyTextFormControl, yBottomEpsilon, startHidden, endHidden, 50, 10];
</script>