chromium/third_party/blink/web_tests/svg/text/textpath-connected-glyphs.html

<!DOCTYPE HTML>
<meta charset="UTF-8">

<p>The two lines of text should look same.</p>

<svg xmlns="http://www.w3.org/2000/svg" width="400" height="200">
  <text x="100" y="100" font-size="28">سلام  ชุตินันท์</text>
  <path fill="transparent" id="f" d="m100 150 L 300 150Z"/>
  <text font-size="28">
    <textPath xlink:href="#f">سلام  ชุตินันท์</textPath>
  </text>
</svg>

<p>Connected glyphs on a path should be rotated together.</p>

<svg xmlns="http://www.w3.org/2000/svg" width="400" height="400">
  <path id="p2" stroke="blue" fill="transparent" transform="translate(0, 50)"
               d="M 100 100 C100 -50 200 -50 200 100"/>
  <text font-size="28" letter-spacing="16">
    <textPath xlink:href="#p2" startOffset="50">سلام  ชุตินันท์</textPath>
  </text>
</svg>