1 files changed, 30 insertions, 0 deletions
diff --git a/testing/web-platform/tests/xhr/access-control-basic-denied.htm b/testing/web-platform/tests/xhr/access-control-basic-denied.htm
new file mode 100644
index 0000000000..970e09d0f5
--- /dev/null
+++ b/testing/web-platform/tests/xhr/access-control-basic-denied.htm
@@ -0,0 +1,30 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <title>Tests CORS denying resource without Access-Control-Allow-Origin header</title>
+    <script src="/resources/testharness.js"></script>
+    <script src="/resources/testharnessreport.js"></script>
+    <script src="/common/get-host-info.sub.js"></script>
+  </head>
+  <body>
+    <script type="text/javascript">
+    const path = "/xhr/resources/access-control-basic-denied.py";
+
+    test(function() {
+      const xhr = new XMLHttpRequest;
+
+      xhr.open("GET", get_host_info().HTTP_ORIGIN + path, false);
+      xhr.send();
+      assert_equals(xhr.status, 200);
+    }, "Same-origin request accepted");
+
+    test(function() {
+      const xhr = new XMLHttpRequest;
+
+      xhr.open("GET", get_host_info().HTTP_REMOTE_ORIGIN + path, false);
+      assert_throws_dom("NetworkError", () => xhr.send());
+      assert_equals(xhr.status, 0);
+    }, "Cross-origin request denied");
+    </script>
+  </body>
+</html>