LayoutTests/fast/ruby/breaking-opportunity-between-bases-expected.html

<meta charset="UTF-8">
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div {
  width: 0px;
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  font-size: 20px;
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rt {
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<div><ruby>み<rt>annotation</rt>ず<rt>annotation</rt></ruby></div>
<div><ruby>み<rt>annotation</rt>ず<rt>annotation</rt></ruby></div>
<div><ruby>み<rt>annotation</rt>ず<rt>annotation</rt></ruby></div>
<div style="width: auto"><ruby>み<rt>annotation</rt>ず<rt>annotation</rt></ruby></div>
<div style="width: auto"><ruby>み<rt>annotation</rt>ず<rt>annotation</rt></ruby></div>
<div style="width: auto"><ruby>base<rt>annotation</rt>base<rt>annotation</rt></ruby></div>