File: getComputedStyle-line-height.html

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<!doctype html>
<meta charset="utf-8">
<title>CSS Test: line-height resolved value</title>
<link rel="help" href="https://drafts.csswg.org/cssom/#resolved-values">
<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/3749">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
  div { font-size: 16px; }
</style>
<div style="line-height: normal" data-expected="normal"></div>
<div style="line-height: 1" data-expected="16px"></div>
<div style="line-height: 10px" data-expected="10px"></div>
<div style="line-height: 10%" data-expected="1.6px"></div>
<script>
for (const e of document.querySelectorAll("div")) {
  const specified = e.style.lineHeight;
  test(function() {
    const expected = e.getAttribute("data-expected");
    assert_equals(getComputedStyle(e).lineHeight, expected, specified + " should compute to " + expected);
  }, "line-height: " + specified);
}
</script>