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+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+<title>Table cell mrow layout</title>
+<link rel="help" href="https://w3c.github.io/mathml-core/#table-or-matrix-mtable">
+<meta name="assert" content="Table cell relies on the mrow layout for their children.">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/layout-comparison.js"></script>
+<style>
+ /* Remove default padding, since there is none on reference mrow element. */
+ mtd { padding: 0; }
+</style>
+</head>
+<body>
+ <div id="log"></div>
+ <p>
+ <math>
+ <mtable id="mtable">
+ <mtr>
+ <mtd id="mtd">
+ <mspace width="10px" depth="20px" height="20px" style="background: blue"/>
+ <mspace width="10px" depth="10px" height="30px" style="background: lightblue"/>
+ <mspace width="10px" depth="30px" height="10px" style="background: black"/>
+ </mtd>
+ </mtr>
+ </mtable>
+ </math>
+ </p>
+ <p>
+ <math>
+ <mrow id="mtd-reference">
+ <mspace width="10px" depth="20px" height="20px" style="background: blue"/>
+ <mspace width="10px" depth="10px" height="30px" style="background: lightblue"/>
+ <mspace width="10px" depth="30px" height="10px" style="background: black"/>
+ </mrow>
+ </math>
+ </p>
+ <p>
+ <math>
+ <mtable id="mtable-reference">
+ <mtr>
+ <mtd>
+ <mrow>
+ <mspace width="10px" depth="20px" height="20px" style="background: blue"/>
+ <mspace width="10px" depth="10px" height="30px" style="background: lightblue"/>
+ <mspace width="10px" depth="30px" height="10px" style="background: black"/>
+ </mrow>
+ </mtd>
+ </mtr>
+ </mtable>
+ </math>
+ </p>
+ <script>
+ const epsilon = 1;
+
+ test(function() {
+ assert_true(MathMLFeatureDetection.has_mspace());
+ let mtd = document.getElementById("mtd");
+ let reference = document.getElementById("mtd-reference");
+ compareLayout(mtd, reference, epsilon);
+ }, "<mtd> relies on mrow algorithm to layout its children");
+
+ test(function() {
+ assert_true(MathMLFeatureDetection.has_mspace());
+ let mtable = document.getElementById("mtable");
+ let reference = document.getElementById("mtable-reference");
+ compareLayout(mtable, reference, epsilon);
+ }, "<mtable> layout does not change if children of <mtd> elements are wrapped in an explicit <mrow>");
+ </script>
+</body>
+</html>