css/css-inline/parsing/line-height-computed.html

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CSS Inline Layout: getComputedStyle().lineHeight</title>
<link rel="help" href="https://drafts.csswg.org/css-inline-3/#line-height-property">
<meta name="assert" content="line-height computed value is normal or a length.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/computed-testcommon.js"></script>
<style>
  #container {
    font-size: 40px;
  }
</style>
</head>
<body>
<div id="container">
  <div id="target"></div>
</div>
<script>
test_computed_value("line-height", "normal");

test_computed_value("line-height", "0", "0px");
test_computed_value("line-height", "2", "80px");
test_computed_value("line-height", "0px");
test_computed_value("line-height", "10px");
test_computed_value("line-height", "0%", "0px");
test_computed_value("line-height", "200%", "80px");
test_computed_value("line-height", "calc(200% + 10px)", "90px");

test_computed_value('line-height', 'calc(10px - 0.5em)', '0px');
test_computed_value('line-height', 'calc(10px + 0.5em)', '30px');
</script>
</body>
</html>