chromium/third_party/blink/web_tests/external/wpt/css/css-writing-modes/inline-box-border-vlr-001.html

<!DOCTYPE html>
<link rel="author" href="[email protected]">
<link rel="help" href="https://drafts.csswg.org/css-writing-modes-3/#block-flow" title="3.1 Block Flow Direction: the writing-mode property">
<link rel="match" href="reference/inline-box-border-vlr-001.html">
<meta content="This test checks that block direciton borders applied to inline boxes do not affect the height of the line box, in vertical-lr writing-mode. The border is set to transparent to make this a ref-test.">
<style>
html {
  margin: 0;
  font-size: 20px;
}
body {
  margin: 1em;
  border: 1px solid blue;
}
body > div {
  margin-bottom: 2em;
  border: 1px solid black;
}
</style>
<body>
  <div style="writing-mode: vertical-lr; height: 1em">
    <div><span>a</span></div>
  </div>
  <div style="writing-mode: vertical-lr; height: 1em">
    <div><span style="border-left: 20px solid transparent">a</span></div>
  </div>
</body>