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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
commit43a97878ce14b72f0981164f87f2e35e14151312 (patch)
tree620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/css/css-values/ch-unit-016.html
parentInitial commit. (diff)
downloadfirefox-43a97878ce14b72f0981164f87f2e35e14151312.tar.xz
firefox-43a97878ce14b72f0981164f87f2e35e14151312.zip
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>CSS Values and Units Test: support for the ch unit</title>
+<link rel="author" title="Cameron McCormack" href="mailto:cam@mcc.id.au">
+<link rel="help" href="https://drafts.csswg.org/css-values-3/#font-relative-lengths">
+<link rel="match" href="reference/ch-unit-016-ref.html">
+<meta name="assert" content="The ch unit is equal to 0em if the zero glyph's advance is 0.">
+<style>
+@font-face {
+ font-family: ChTestZeroWidthZero;
+ src: url(resources/ChTestZeroWidthZero.woff);
+}
+div {
+ height: 10px;
+ background-color: blue;
+ margin-top: 10px;
+}
+.test {
+ width: calc(100px + 5ch);
+}
+.ref {
+ width: 100px;
+}
+</style>
+<p>The test passes if there are two blue rectangles of equal length.</p>
+<!-- The '0' glyph in ChTestZeroWidthZero has a horizontal advance of
+ zero, so ch units should compute to 0em, resulting in the div being
+ 100px wide. -->
+<div class="test" style="font: 20px ChTestZeroWidthZero;"></div>
+<div class="ref"></div>