1 files changed, 7 insertions, 0 deletions
diff --git a/testing/web-platform/tests/storage-access-api/sandboxAttribute.window.js b/testing/web-platform/tests/storage-access-api/sandboxAttribute.window.js
new file mode 100644
index 0000000000..de79cd07a9
--- /dev/null
+++ b/testing/web-platform/tests/storage-access-api/sandboxAttribute.window.js
@@ -0,0 +1,7 @@
+'use strict';
+
+test(() => {
+  let iframe = document.createElement('iframe');
+  assert_true(iframe.sandbox.supports('allow-storage-access-by-user-activation'), '`allow-storage-access-by-user-activation`' +
+    'sandbox attribute should be supported');
+}, "`allow-storage-access-by-user-activation` sandbox attribute is supported");