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Test Info: Warnings
- This test has a WPT meta file that expects 2 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /css/css-values/lh-unit-003.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Values and Units Test: lh depending on @font-face</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
#lh {
font-family: customfont;
font-size: 20px;
width: 10lh;
}
</style>
<div id="lh">
X<br>
X<br>
X<br>
X<br>
X<br>
X<br>
X<br>
X<br>
X<br>
X
</div>
<script>
test(() => {
assert_equals(lh.offsetWidth, lh.offsetHeight);
}, "Line-height and lh before @font-face loads");
let original_size = lh.offsetHeight;
promise_test(async (t) => {
let custom_font = new FontFace("customfont", "url(/css/css-fonts/support/fonts/Rochester.otf)");
document.fonts.add(custom_font);
await document.fonts.load("20px customfont");
assert_not_equals(lh.offsetHeight, original_size,
"Test is useless if normal line-height is the same for both the web font and the fallback font");
assert_equals(lh.offsetWidth, lh.offsetHeight,
"lh and normal line-height both affected");
}, "Line-height and lh after @font-face loaded");
</script>