<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>width, height, inline-size and block-size</title>
<link rel="help" href="https://w3c.github.io/mathml-core/#layout-algorithms">
<meta name="assert" content="Verify that width, height, inline-size and block-size properties are ignored.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/mathml/support/feature-detection.js"></script>
<script src="/mathml/support/mathml-fragments.js"></script>
<script src="/mathml/support/box-comparison.js"></script>
<style>
  /* Revert style specified in the UA style sheet that changes box size. */
  merror { border: 0; }
  mfrac { padding: 0; }
</style>
<script>
  var epsilon = 1;

  setup({ explicit_done: true });
  window.addEventListener("load", runTests);

  function runTests() {

    for (tag in MathMLFragments) {
        if (!FragmentHelper.isValidChildOfMrow(tag))
            continue;

        document.body.insertAdjacentHTML("beforeend", `<div style="position: absolute;"><math><mrow>${MathMLFragments[tag]}</mrow></math></div>`);
        let div = document.body.lastElementChild;
        let element = FragmentHelper.element(div.firstElementChild);

        test(function() {
            assert_true(MathMLFeatureDetection[`has_${tag}`](), `${tag} is supported`);
            var style = `width: 500px; height: 400px;`;
            element.setAttribute("style", style);
            let box = element.getBoundingClientRect();
            assert_approx_equals(box.width, 500, epsilon, "width");
            assert_approx_equals(box.height, 400, epsilon, "height");
        }, `width and height properties on ${tag}`);

        test(function() {
            assert_true(MathMLFeatureDetection[`has_${tag}`](), `${tag} is supported`);
            var style = `inline-size: 600px; block-size: 700px;`;
            element.setAttribute("style", style);
            let box = element.getBoundingClientRect();
            assert_approx_equals(box.width, 600, epsilon, "width");
            assert_approx_equals(box.height, 700, epsilon, "height");
        }, `inline-size and block-size properties on ${tag}`);

        div.style = "display: none;"; // Hide the div after measurement.
    }

    done();
  }
</script>
</head>
<body>
  <div id="log"></div>
</body>
</html>
