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<title>Test cases for unicode-bidi:isolate</title>
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No red text should be visible in any of the sections below.
same-as-base isolate containing &lt;br&gt; surrounded by opposite-to-base text
<!-- FIXME: This subtest may be invalid, see https://bugs.webkit.org/show_bug.cgi?id=50912#c30 -->
<div dir="rtl">
  <div class="reference">
    <span dir="ltr">things to do: (1) &#x05D0;</span><br><span dir="ltr"> (2) sleep</span>
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