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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/css/CSS2/visudet/line-height-204.html | |
parent | Initial commit. (diff) | |
download | firefox-upstream.tar.xz firefox-upstream.zip |
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/css/CSS2/visudet/line-height-204.html')
-rw-r--r-- | testing/web-platform/tests/css/CSS2/visudet/line-height-204.html | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/CSS2/visudet/line-height-204.html b/testing/web-platform/tests/css/CSS2/visudet/line-height-204.html new file mode 100644 index 0000000000..1bb0183db4 --- /dev/null +++ b/testing/web-platform/tests/css/CSS2/visudet/line-height-204.html @@ -0,0 +1,59 @@ +<!DOCTYPE html> +<html class="reftest-wait"> +<meta charset="utf-8"> +<title>CSS2 Line height test: baseline position, normal sizing vs explicit sizing</title> +<link rel="author" title="Florian Rivoal" href="https://florian.rivoal.net"> +<link rel="help" href="https://drafts.csswg.org/css2/visudet.html#line-height"> +<link rel="match" href="reference/line-height-202-ref.html"> +<meta name="assert" content="The position of the baseline in an inline-level box whose line-height is normal + and the position of the baseline in an inline-level box whose line-height is set to a non normal value resulting in the same height + are the same, + assuming only the first available font is used."> +<style> +@font-face { + font-family: 'high'; + font-style: normal; + font-weight: 400; + src: url(/fonts/Revalia.woff) format('woff'); +} + +div { + position: absolute; + font-size: 100px; + width: 2em; /* plenty of room for the (invisible) text */ + text-align: right; + color: transparent; +} +span { /* visible thing aligned to the baseline, and small enough to not influence its position */ + display: inline-block; + width: 20px; + height: 20px; +} + +/* white #lh-auto is on top of red #lh-manual, + and as their baselines should line up + #lh-manual should be fully covered, + and no red should be visible */ +#lh-manual { font-family: high; } +#lh-manual span { background: red; } + +#lh-auto { font-family: high; line-height: normal; } +#lh-auto span { background: white; } + +</style> + +<body onload="measure()"> +<p>Test passes if there is <strong>no red</strong> below. + +<div id=lh-manual>a<span></span></div> +<div id=lh-auto>a<span></span></div> + +<script> +function measure() { /* let layout complete first, so that we can measure things */ + var lha = document.getElementById("lh-auto"); + var lhm = document.getElementById("lh-manual") + var h = window.getComputedStyle(lha).height; /*getting the used-value of line-height by proxy */ + lhm.style.lineHeight = h; + document.documentElement.className = ""; +} +</script> |