shaping-tatweel-001.html

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This WPT test may be referenced by the following Test IDs:
- /css/css-text/text-encoding/shaping-tatweel-001.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<title>CSS Text level 3 Test: tatweel and text-shaping</title>

<link rel="author" title="Florian Rivoal" href="https://florian.rivoal.net/">

<link rel="help" href="https://drafts.csswg.org/css-text-3/#text-encoding">

<link rel="help" href="https://www.unicode.org/versions/Unicode11.0.0/ch09.pdf">

<link rel="help" href="https://www.w3.org/TR/alreq/#h_joining_enforcement">

<link rel="match" href="reference/shaping-tatweel-001-ref.html">

<meta name="assert" content="Arabic characters next to a U+0640 ARABIC TATWEEL character must take their correct positional form.">

<style>

  table {

    font-size: 3em;

    border-spacing: 0 3px;

  td {

    padding: 0 0.5ch;

    line-height: 1;

    border: 1px solid;

  @font-face {

    font-family: 'csstest_noto';

    src: url('/fonts/noto/NotoNaskhArabic-regular.woff2') format('woff2');

  table {

    font-family: 'csstest_noto';

</style>

<p>Test passes if both halves of each of the pairs below are identical:

<table dir=rtl lang=ar>

<tr><!-- alef, final form as it doesn't have a medial form -->

  <td>&#x640;&#x0627;&#x640;

  <td>&#x640;&#xFE8E;&#x640;

<tr><!-- alef, final form -->

  <td>&#x640;&#x0627;

  <td>&#x640;&#xFE8E;

<tr><!-- beh, initial form -->

  <td>&#x0628;&#x640;

  <td>&#xFE91;&#x640;

<tr><!-- beh, medial form -->

  <td>&#x640;&#x0628;&#x640;

  <td>&#x640;&#xFE92;&#x640;

<tr><!-- beh, final form -->

  <td>&#x640;&#x0628;

  <td>&#x640;&#xFE90;

</table>