1 files changed, 29 insertions, 0 deletions
diff --git a/testing/web-platform/tests/focus/support/activeelement-after-focusing-same-site-iframe-outer-contentwindow.html b/testing/web-platform/tests/focus/support/activeelement-after-focusing-same-site-iframe-outer-contentwindow.html
new file mode 100644
index 0000000000..63e2ac6019
--- /dev/null
+++ b/testing/web-platform/tests/focus/support/activeelement-after-focusing-same-site-iframe-outer-contentwindow.html
@@ -0,0 +1,29 @@
+<!doctype html>
+<meta charset="utf-8">
+<title>activeElement when focusing same-site iframe's contentWindow</title>
+<script>
+let log = "";
+function getLog() {
+    return log;
+}
+window.onmessage = function(e) {
+    log += e.data;
+};
+window.onload = function() {
+    log += "outeronload,";
+    log += "activeElement:" + document.activeElement.tagName + ",";
+    log += "willfocusiframe,";
+    document.getElementsByTagName("iframe")[0].contentWindow.focus();
+    log += "didfocusiframe,";
+    log += "activeElement:" + document.activeElement.tagName + ",";
+    log += "willbluriframe,";
+    document.getElementsByTagName("iframe")[0].contentWindow.blur();
+    log += "didbluriframe,";
+    log += "activeElement:" + document.activeElement.tagName + ",";
+    log += "willspineventloop,"
+    opener.step_timeout(function() {
+        opener.postMessage(getLog(), "*");
+    }, 1500);
+}
+</script>
+<iframe src="activeelement-after-focusing-same-site-iframe-inner-contentwindow.html"></iframe>