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+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8"/>
+<title>MathML inside foreignObject</title>
+<link rel="help" href="https://w3c.github.io/mathml-core/#html-and-svg">
+<meta name="assert" content="Verify that MathML can be used inside a foreignObject element.">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/mathml/support/feature-detection.js"></script>
+<script>
+ setup({ explicit_done: true });
+ window.addEventListener("DOMContentLoaded", function() {
+ var scale = 2;
+ var epsilon = 1;
+ var mfrac = document.getElementById("mfrac");
+ var num = mfrac.firstElementChild.getBoundingClientRect();
+ var denom = mfrac.lastElementChild.getBoundingClientRect();
+ test(function() {
+ assert_true(MathMLFeatureDetection.has_mspace());
+ // The values of width and height are inverted (because of the
+ // rotation) and multiplied by the scale factor.
+ assert_approx_equals(num.height, 30 * scale, epsilon, "numerator width");
+ assert_approx_equals(num.width, 40 * scale, epsilon, "numerator height");
+ assert_approx_equals(denom.height, 50 * scale, epsilon, "numerator width");
+ assert_approx_equals(denom.width, 60 * scale, epsilon, "numerator height");
+ }, "mspace layout in SVG foreignObject");
+ test(function() {
+ // The horizontal/vertical metrics are inverted (because of the
+ // rotation) and multiplied by the scale factor.
+ assert_true(MathMLFeatureDetection.has_mfrac());
+ assert_greater_than_equal(num.right - denom.left,
+ (40 + 60) * scale,
+ "numerator is on the right of denominator");
+ assert_approx_equals((num.top + num.bottom) / 2,
+ (denom.top + denom.bottom) / 2,
+ epsilon, "numerator and denominator are vertically aligned");
+ }, "mfrac layout in SVG foreignObject");
+ done();
+ });
+</script>
+</head>
+<body>
+ <div id="log"></div>
+ <svg width="400px" height="400px">
+ <g transform="rotate(90, 200, 200) scale(2)">
+ <foreignObject width="400px" height="400px"
+ requiredExtensions="http://www.w3.org/1998/Math/MathML">
+ <math>
+ <mfrac id="mfrac">
+ <mspace width="30px" height="40px" style="background: cyan"></mspace>
+ <mspace width="50px" height="60px" style="background: yellow"></mspace>
+ </mfrac>
+ </math>
+ </foreignObject>
+ </g>
+ </svg>
+</body>
+</html>