1 files changed, 14 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/browsers/windows/nested-browsing-contexts/testcase3.html b/testing/web-platform/tests/html/browsers/windows/nested-browsing-contexts/testcase3.html
new file mode 100644
index 000000000..d67bde26f
--- /dev/null
+++ b/testing/web-platform/tests/html/browsers/windows/nested-browsing-contexts/testcase3.html
@@ -0,0 +1,14 @@
+<!DOCTYPE html>
+<meta charset="utf-8"/>
+<title>Testcase 3: frameElement attribute must return null if the container\'s document does not have the same effective script origin</title>
+<script>
+window.addEventListener("message", function (event) {
+  try {
+    var result = "window.frameElement = " + window.frameElement;
+  } catch (e) {
+    result = e.message;
+  }
+  event.source.postMessage(JSON.stringify({name: "testcase3", result: result}),
+                           "*");
+}, false);
+</script>