1 files changed, 15 insertions, 0 deletions
diff --git a/tests/testdata/run/websocket_server_multi_field_connection_header_test.ts b/tests/testdata/run/websocket_server_multi_field_connection_header_test.ts
new file mode 100644
index 000000000..d94709767
--- /dev/null
+++ b/tests/testdata/run/websocket_server_multi_field_connection_header_test.ts
@@ -0,0 +1,15 @@
+const { promise, resolve } = Promise.withResolvers<void>();
+const listener = Deno.listen({ port: 4319 });
+console.log("READY");
+const conn = await listener.accept();
+const httpConn = Deno.serveHttp(conn);
+const { request, respondWith } = (await httpConn.nextRequest())!;
+const {
+  response,
+  socket,
+} = Deno.upgradeWebSocket(request);
+socket.onerror = () => Deno.exit(1);
+socket.onopen = () => socket.close();
+socket.onclose = () => resolve();
+await respondWith(response);
+await promise;