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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /testing/web-platform/tests/shadow-dom/focus/delegatesFocus-tabindex-change.html
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/shadow-dom/focus/delegatesFocus-tabindex-change.html')
-rw-r--r--testing/web-platform/tests/shadow-dom/focus/delegatesFocus-tabindex-change.html23
1 files changed, 23 insertions, 0 deletions
diff --git a/testing/web-platform/tests/shadow-dom/focus/delegatesFocus-tabindex-change.html b/testing/web-platform/tests/shadow-dom/focus/delegatesFocus-tabindex-change.html
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index 0000000000..f159c22164
--- /dev/null
+++ b/testing/web-platform/tests/shadow-dom/focus/delegatesFocus-tabindex-change.html
@@ -0,0 +1,23 @@
+<!DOCTYPE html>
+<link rel=author href="mailto:jarhar@chromium.org">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<body>
+<script>
+test(() => {
+ const host = document.createElement('div');
+ document.body.appendChild(host);
+
+ const shadowRoot = host.attachShadow({mode: 'open', delegatesFocus: true});
+
+ const shadowInput = document.createElement('input');
+ shadowRoot.appendChild(shadowInput);
+
+ host.focus();
+ assert_equals(document.activeElement, host, 'The shadow host should be focused.');
+
+ host.setAttribute('tabindex', '0');
+ assert_equals(document.activeElement, host, 'The shadow host should remain focused after changing tabindex.');
+}, 'Setting tabindex on the shadow host of a focused element with delegatesFocus should not change focus.');
+</script>