1 files changed, 31 insertions, 0 deletions
diff --git a/testing/web-platform/tests/storage-access-api/resources/embedded_worker.py b/testing/web-platform/tests/storage-access-api/resources/embedded_worker.py
new file mode 100644
index 0000000000..0aa457657f
--- /dev/null
+++ b/testing/web-platform/tests/storage-access-api/resources/embedded_worker.py
@@ -0,0 +1,31 @@
+from cookies.resources.helpers import setNoCacheAndCORSHeaders
+
+# This worker messages how many connections have been made and checks what cookies are available.
+def main(request, response):
+    headers = setNoCacheAndCORSHeaders(request, response)
+    headers[0] = (b"Content-Type", b"text/javascript")
+    cookie_header = request.headers.get(b"Cookie", b"")
+    document = b"""
+"use strict";
+
+self.onmessage = async (message) => {
+  function reply(data) {
+    self.postMessage({data});
+  }
+
+  switch (message.data.command) {
+    case "fetch": {
+      const response = await fetch(message.data.url, {mode: 'cors', credentials: 'include'})
+        .then((resp) => resp.text());
+      reply(response);
+      break;
+    }
+    case "load": {
+      reply(\"""" + cookie_header + b"""");
+      break;
+    }
+    default:
+  }
+};
+"""
+    return headers, document