Bug 1874611 [wpt PR 43987] - [text-spacing-trim] Implement line-end l…

…ogic, a=testonly Automatic update from web-platform-tests [text-spacing-trim] Implement line-end logic This patch implements the line-end logic of `text-spacing-trim` by applying the kerning only if it would not fit, as per the resolutions at: * w3c/csswg-drafts#9521 * w3c/csswg-drafts#9736 Bug: 1463891 Change-Id: I7b5b2ae43f47ce13c6eaad55a973292e82cc264f Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5191602 Auto-Submit: Koji Ishii <kojii@chromium.org> Reviewed-by: Kent Tamura <tkent@chromium.org> Commit-Queue: Kent Tamura <tkent@chromium.org> Cr-Commit-Position: refs/heads/main@{#1246972} -- wpt-commits: 05918d61fbde7aee1ffaf7211be717eed86f6c5a wpt-pr: 43987
ErichDonGubler · Jan 16, 2024 · 28cd684 · 28cd684
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diff --git a/testing/web-platform/tests/css/css-text/text-spacing-trim/text-spacing-trim-end-001-ref.html b/testing/web-platform/tests/css/css-text/text-spacing-trim/text-spacing-trim-end-001-ref.html
@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<script src="support/variant-class.js"></script>
+<style>
+@font-face {
+  font-family: halt-font;
+  src: url('/fonts/noto/cjk/NotoSansCJKjp-Regular-subset-halt.otf');
+}
+#container {
+  font-family: halt-font;
+  font-size: 20px;
+}
+.vrl {
+  writing-mode: vertical-rl;
+}
+</style>
+<div id="container">
+  <div>国国国）<br>国国国）</div>
+</div>
diff --git a/testing/web-platform/tests/css/css-text/text-spacing-trim/text-spacing-trim-end-001.html b/testing/web-platform/tests/css/css-text/text-spacing-trim/text-spacing-trim-end-001.html
@@ -0,0 +1,34 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<link rel="help" href="https://drafts.csswg.org/css-text-4/#text-spacing-trim-property">
+<link rel="match" href="text-spacing-trim-end-001-ref.html">
+<script src="support/variant-class.js"></script>
+<meta name="variant" content="?class=halt,htb">
+<meta name="variant" content="?class=chws,htb">
+<meta name="variant" content="?class=halt,vrl">
+<meta name="variant" content="?class=chws,vrl">
+<style>
+@font-face {
+  font-family: halt-font;
+  src: url('/fonts/noto/cjk/NotoSansCJKjp-Regular-subset-halt.otf');
+}
+@font-face {
+  font-family: chws-font;
+  src: url('/fonts/noto/cjk/NotoSansCJKjp-Regular-subset-chws.otf');
+}
+#container {
+  font-family: halt-font;
+  font-size: 20px;
+  inline-size: 3.6em;
+  text-spacing-trim: trim-start;
+}
+.chws #container {
+  font-family: chws-font;
+}
+.vrl {
+  writing-mode: vertical-rl;
+}
+</style>
+<div id="container">
+  <div>国国国）国国国）</div>
+</div>