Bug 1956588 [wpt PR 51607] - Printing: Fix counter crash when using containment., a=testonly

mstensho · moz-wptsync-bot · commit 91ceda7f73e4 · 2025-03-28T08:19:55.000Z
Automatic update from web-platform-tests Printing: Fix counter crash when using containment. Containment boundaries are expressed as nullptr in the counter stack. Bug: 400087471, 400087476 Change-Id: I499f5bbeabfae59424618c8001ad1ba3d74f3761 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6395508 Reviewed-by: Daniil Sakhapov <sakhapov@chromium.org> Commit-Queue: Morten Stenshorne <mstensho@chromium.org> Cr-Commit-Position: refs/heads/main@{#1438176} -- wpt-commits: bdcb4d7c81855dcc162009d0495c8c2d18802ea9 wpt-pr: 51607
diff --git a/testing/web-platform/tests/css/css-page/crashtests/counter-containment-001.html b/testing/web-platform/tests/css/css-page/crashtests/counter-containment-001.html
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org">
+<link rel="help" href="https://issues.chromium.org/issues/400087471">
+<style>
+  :root {
+    counter-increment: a1 9;
+    container-type: inline-size;
+  }
+</style>
+<script>
+  window.print();
+</script>
diff --git a/testing/web-platform/tests/css/css-page/crashtests/counter-containment-002.html b/testing/web-platform/tests/css/css-page/crashtests/counter-containment-002.html
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org">
+<link rel="help" href="https://issues.chromium.org/issues/400087476">
+<style>
+  :root {
+    contain: style;
+    counter-increment: a1;
+  }
+</style>
+<script>
+  window.print();
+</script>
