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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Default properties on the <math> root</title>
<link rel="help" href="https://w3c.github.io/mathml-core/#the-top-level-math-element">
<link rel="help" href="https://w3c.github.io/mathml-core/#user-agent-stylesheet">
<meta name="assert" content="Test properties on the math root set by the UA stylesheet.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
math {
font-size: 100px;
}
.styled {
direction: rtl;
writing-mode: vertical-lr;
text-indent: .5em;
letter-spacing: .5em;
line-height: .5em;
word-spacing: .5em;
font-style: italic;
font-weight: bold;
}
</style>
</head>
<body>
<div id="log"></div>
<div class="styled">
<math id="ua"></math>
<math id="author" class="styled"></math>
</div>
<script>
function getProperty(id, property) {
return window.getComputedStyle(document.getElementById(id))[property];
}
[
// Property name, value when specified from the UA, from the author.
["direction", "ltr", "rtl"],
["writing-mode", "horizontal-tb", "horizontal-tb"], // MathML Core level 1 only supports horizontal mode.
["text-indent", "0px", "50px"],
["letter-spacing", "normal", "50px"],
["line-height", "normal", "50px"],
["word-spacing", "0px", "50px"],
["font-style", "normal", "italic"],
["font-weight", "400", "700"]
].forEach(([name, ua_value, author_value]) => {
test(function () {
assert_equals(getProperty("ua", name), ua_value, "when specified from the UA sheet");
assert_equals(getProperty("author", name), author_value, "when specified by the author");
}, `Value of ${name} on the <math> root`);
});
</script>
</body>
</html>
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