1 files changed, 12 insertions, 0 deletions
diff --git a/testing/web-platform/tests/xhr/resources/access-control-basic-options-not-supported.py b/testing/web-platform/tests/xhr/resources/access-control-basic-options-not-supported.py
new file mode 100644
index 0000000000..bb3f63e311
--- /dev/null
+++ b/testing/web-platform/tests/xhr/resources/access-control-basic-options-not-supported.py
@@ -0,0 +1,12 @@
+def main(request, response):
+    response.headers.set(b"Cache-Control", b"no-store")
+
+    # Allow simple requests, but deny preflight
+    if request.method != u"OPTIONS":
+        if b"origin" in request.headers:
+            response.headers.set(b"Access-Control-Allow-Credentials", b"true")
+            response.headers.set(b"Access-Control-Allow-Origin", request.headers[b"origin"])
+        else:
+            response.status = 500
+    else:
+        response.status = 400