underover-parameters-1.html

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This test has a WPT meta file that expects 2 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /mathml/presentation-markup/scripts/underover-parameters-1.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html>

<head>

<meta charset="utf-8">

<title>Underscripts and Overscripts parameters</title>

<link rel="help" href="https://w3c.github.io/mathml-core/#underscripts-and-overscripts-munder-mover-munderover">

<meta name="assert" content="Elements munder, mover, munderover correctly use the limit parameters from the MATH table.">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/mathml/support/feature-detection.js"></script>

<script src="/mathml/support/fonts.js"></script>

<style>

  math, mspace, mo {

    font-size: 10px;

  @font-face {

    font-family: lowerlimitbaselinedropmin3000;

    src: url("/fonts/math/limits-lowerlimitbaselinedropmin3000.woff");

  @font-face {

    font-family: lowerlimitgapmin11000;

    src: url("/fonts/math/limits-lowerlimitgapmin11000.woff");

  @font-face {

    font-family: upperlimitbaselinerisemin5000;

    src: url("/fonts/math/limits-upperlimitbaselinerisemin5000.woff");

  @font-face {

    font-family: upperlimitgapmin7000;

    src: url("/fonts/math/limits-upperlimitgapmin7000.woff");

</style>

<script>

  var emToPx = 10 / 1000; // font-size: 10px, font.em = 1000

  var epsilon = 1;

  function getBox(aId) {

    return document.getElementById(aId).getBoundingClientRect();

  setup({ explicit_done: true });

  window.addEventListener("load", () => { loadAllFonts().then(runTests); });

  function runTests() {

    test(function() {

      assert_true(MathMLFeatureDetection.has_mspace());

      var v = 3000 * emToPx;

      assert_approx_equals(getBox("under00011").top - getBox("ref0001").bottom,

                           v, epsilon, "munder: under shift");

      assert_approx_equals(getBox("under00012").top - getBox("ref0001").bottom,

                           v, epsilon, "munderover: under shift");

    }, "LowerLimitBaselineDropMin");

    test(function() {

      assert_true(MathMLFeatureDetection.has_mspace());

      var v = 11000 * emToPx;

      assert_approx_equals(getBox("under00021").top - getBox("ref0002").bottom,

                           v, epsilon, "munder: under gap");

      assert_approx_equals(getBox("under00022").top - getBox("ref0002").bottom,

                           v, epsilon, "munderover: under gap");

    }, "LowerLimitGapMin");

    test(function() {

      assert_true(MathMLFeatureDetection.has_mspace());

      var v = 5000 * emToPx;

      assert_approx_equals(getBox("ref0003").top - getBox("over00031").bottom,

                           v, epsilon, "mover: over shift");

      assert_approx_equals(getBox("ref0003").top - getBox("over00032").bottom,

                           v, epsilon, "munderover: over shift");

    }, "UpperLimitBaselineRiseMin");

    test(function() {

      assert_true(MathMLFeatureDetection.has_mspace());

      var v = 7000 * emToPx;

      assert_approx_equals(getBox("ref0004").top - getBox("over00041").bottom,

                           v, epsilon, "mover: over shift");

      assert_approx_equals(getBox("ref0004").top - getBox("over00042").bottom,

                           v, epsilon, "munderover: over shift");

    }, "UpperLimitGapMin");

    done();

</script>

</head>

<body>

  <div id="log"></div>

<p>

      <math style="font-family: lowerlimitbaselinedropmin3000;">

        <mspace id="ref0001" height="1em" width="3em" style="background: green"/>

        <munder>

          <mo movablelimits="false">&#x2211;</mo>

          <mspace id="under00011" depth="1em" width="3em" style="background: blue"/>

        </munder>

        <munderover>

          <mo movablelimits="false">&#x2211;</mo>

          <mspace id="under00012" depth="1em" width="3em" style="background: blue"/>

          <mspace height="1em" width="3em" style="background: black"/>

        </munderover>

      </math>

    </p>

    <hr/>

<p>

      <math style="font-family: lowerlimitgapmin11000;">

        <mspace id="ref0002" height="1em" width="3em" style="background: green"/>

        <munder>

          <mo movablelimits="false">&#x2211;</mo>

          <mspace id="under00021" depth="1em" width="3em" style="background: blue"/>

        </munder>

        <munderover>

          <mo movablelimits="false">&#x2211;</mo>

          <mspace id="under00022" depth="1em" width="3em" style="background: blue"/>

          <mspace height="1em" width="3em" style="background: black"/>

        </munderover>

      </math>

    </p>

    <hr/>

<p>

      <math style="font-family: upperlimitbaselinerisemin5000;">

        <mspace id="ref0003" height="1em" width="3em" style="background: green"/>

        <mover>

          <mo movablelimits="false">&#x2211;</mo>

          <mspace id="over00031" height="1em" width="3em" style="background: blue"/>

        </mover>

        <munderover>

          <mo movablelimits="false">&#x2211;</mo>

          <mspace height="1em" width="3em" style="background: black"/>

          <mspace id="over00032" height="1em" width="3em" style="background: blue"/>

        </munderover>

      </math>

    </p>

    <hr/>

<p>

      <math style="font-family: upperlimitgapmin7000;">

        <mspace id="ref0004" height="1em" width="3em" style="background: green"/>

        <mover>

          <mo movablelimits="false">&#x2211;</mo>

          <mspace id="over00041" depth="1em" width="3em" style="background: blue"/>

        </mover>

        <munderover>

          <mo movablelimits="false">&#x2211;</mo>

          <mspace height="1em" width="3em" style="background: black"/>

          <mspace id="over00042" depth="1em" width="3em" style="background: blue"/>

        </munderover>

      </math>

    </p>

</body>

</html>