Cherry-pick 256843.9@webkit-2022.12-embargoed (4c3dcd4). rdar://10425…

…6993 Test display contents change on focus change https://bugs.webkit.org/show_bug.cgi?id=251014 Reviewed by Tim Nguyen. * LayoutTests/fast/css/content/content-on-focus-change-expected.txt: Added. * LayoutTests/fast/css/content/content-on-focus-change.html: Added. Canonical link: https://commits.webkit.org/256843.9@webkit-2022.12-embargoed Canonical link: https://commits.webkit.org/259548.61@safari-7615-branch
WebKit · Feb 7, 2023 · 71ee942 · 71ee942
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diff --git a/LayoutTests/fast/css/content/content-on-focus-change-expected.txt b/LayoutTests/fast/css/content/content-on-focus-change-expected.txt
@@ -0,0 +1 @@
+This test passes if it doesn't crash.
diff --git a/LayoutTests/fast/css/content/content-on-focus-change.html b/LayoutTests/fast/css/content/content-on-focus-change.html
@@ -0,0 +1,21 @@
+<style>
+.class2:focus-within { display: contents; }
+</style>
+<script>
+if(window.testRunner)
+    testRunner.dumpAsText();
+
+function main() {
+    input.setSelectionRange(0,31,"forward");
+}
+function f1() {
+    var input = document.getElementById("input");
+    document.execCommand("justifyRight",false,null);
+    a.text = "This test passes if it doesn't crash.";
+    input.type = "checkbox";
+}
+</script>
+<body onload="main()">
+<a id="a" onfocusin="f1()">
+<span class="class2">
+<input id="input">