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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-writing-modes/ch-units-vrl-002.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>upright vertical writing mode and ch unit on table row groups</title>
+<link rel="author" title="Florian Rivoal" href="http://florian.rivoal.net/">
+<link rel="help" href="https://www.w3.org/TR/css-values-3/#font-relative-lengths">
+<link rel="help" href="https://www.w3.org/TR/css-writing-modes-3/#placement">
+<link rel="help" href="https://www.w3.org/TR/css-writing-modes-3/#text-orientation">
+<link rel="match" href="reference/ch-units-vrl-001-ref.html">
+<meta name="assert" content="The font-metric dependent ch unit on table row groups takes the writing mode (with upright text-orientatino) into account,
+ even though these properties do not apply to that element.">
+<style>
+table {
+ font-size: 20px;
+ border-collapse: collapse;
+ border: none;
+}
+td {
+ padding: 0;
+ background: green;
+ height: 5ch;
+}
+tbody {
+ writing-mode: vertical-rl;
+ text-orientation: upright;
+ line-height: 5ch; /* using the inherited line-height (which the affects the content of the td)
+ instead of directly using the height property,
+ because sizing on table cells is complicated and out of scope for this. */
+}
+
+div {
+ font-size: 20px;
+ color: transparent;
+}
+
+/* Sizing the reference divs using the actual 0 (after which the ch unit is based) in the inline dimensions,
+ and using the ch unit in the block dimension,
+ to make sure that the ch unit itself works well in the general case.
+ If it doesn't, or if writing modes don't work, the divs won't be square.
+ */
+div:nth-of-type(1) {
+ background: blue;
+ writing-mode: vertical-rl;
+ text-orientation: upright;
+ width: 5ch;
+}
+div:nth-of-type(2) {
+ background: orange;
+ height: 5ch;
+ display: inline-block; /* shrinkwrap */
+}
+</style>
+<body>
+ <p>Test passes if there is a <strong>green square</strong> below, and if it is the <strong>same size as the blue</strong> one, not the orange one.
+ <p>If any of the 3 colored shapes is not a square, or if the orange and blue squares are the same size, the test fails.
+ <table><tbody><tr><td>&nbsp;</td></tr></tbody></table>
+ <div>00000</div>
+ <div>00000</div>
+</body>