1 files changed, 30 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/interaction/focus/focusgroup/tentative/backward-navigation/horizontal/does-not-ascend-out-of-non-extending-focusgroup.html b/testing/web-platform/tests/html/interaction/focus/focusgroup/tentative/backward-navigation/horizontal/does-not-ascend-out-of-non-extending-focusgroup.html
new file mode 100644
index 0000000000..b00958719d
--- /dev/null
+++ b/testing/web-platform/tests/html/interaction/focus/focusgroup/tentative/backward-navigation/horizontal/does-not-ascend-out-of-non-extending-focusgroup.html
@@ -0,0 +1,30 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>HTML Test: focusgroup - Focus does not ascend out of current focusgroup if it does not extend the parent focusgroup.</title>
+<link rel="author" title="Microsoft" href="http://www.microsoft.com/">
+<link rel="help" href="https://github.com/MicrosoftEdge/MSEdgeExplainers/blob/main/Focusgroup/explainer.md">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/resources/testdriver.js"></script>
+<script src="/resources/testdriver-vendor.js"></script>
+<script src="/resources/testdriver-actions.js"></script>
+<script src="../../resources/focusgroup-utils.js"></script>
+
+<ul focusgroup=horizontal>
+  <li id=item1 tabindex="-1">
+    <ul focusgroup=vertical>
+      <li id=item2 tabindex="-1">item2</li>
+    </ul>
+  </li>
+</ul>
+
+<script>
+
+  promise_test(async t => {
+    var item2 = document.getElementById("item2");
+
+    await focusAndKeyPress(item2, kArrowLeft);
+    assert_equals(document.activeElement, item2);
+  }, "When the focus is set on the first element of a non-extending focusgroup located inside another focusgroup, we should be able to ascend to that other focusgroup.");
+
+</script>
+\ No newline at end of file