[align] Fix auto-margins disabling justify-self sizing.

bfgeek · chromium-wpt-export-bot · commit d99035ccbd9d · 2025-05-14T15:39:42.000-07:00
This patch changes our behaviour to be in line with: w3c/csswg-drafts#12102 (comment) This remove the `has_auto_margins` guards when choosing how an auto inline-size should resolve. Bug: 417730391 Change-Id: I06e831e3266f3f4a965b715fce12523ead938015 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6547880 Commit-Queue: Ian Kilpatrick <ikilpatrick@chromium.org> Reviewed-by: Morten Stenshorne <mstensho@chromium.org> Cr-Commit-Position: refs/heads/main@{#1460370}
diff --git a/css/css-align/blocks/justify-self-auto-margins-2.html b/css/css-align/blocks/justify-self-auto-margins-2.html
@@ -1,8 +1,7 @@
 <!DOCTYPE html>
 <link rel="help" href="https://drafts.csswg.org/css-align-3/#justify-abspos">
 <link rel="match" href="../../reference/ref-filled-green-100px-square.xht">
-<meta name="assert"
-  content="auto margins are calculated correctly when justify-self is specified but should have no effect" />
+<meta name="assert" content="auto margins do not disable fit-content sizing when justify-self is specified">
 <style>
   #reference-overlapped-red {
     position: absolute;
@@ -18,9 +17,8 @@
 
 <div id=reference-overlapped-red></div>
 
-<div style="width: 100px;">
-  <div
-    style="height:100px; margin: auto; justify-self: right; background: green;">
-    <div style="width: 50px;"></div>
+<div style="width: 200px; margin-left: -50px;">
+  <div style="height:100px; margin: auto; justify-self: right; background: green;">
+    <div style="width: 100px;"></div>
   </div>
 </div>
