From 27a72a12b772cfa74b519714aca6e3b6fdaa5eeb Mon Sep 17 00:00:00 2001
From: ayame113 <40050810+ayame113@users.noreply.github.com>
Date: Wed, 20 Jul 2022 19:30:41 +0900
Subject: chore: align some Web API type definitions to lib.dom.d.ts (#15219)

---
 cli/tests/unit/websocket_test.ts | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

(limited to 'cli/tests/unit/websocket_test.ts')

diff --git a/cli/tests/unit/websocket_test.ts b/cli/tests/unit/websocket_test.ts
index f033c5ac4..6bd35efca 100644
--- a/cli/tests/unit/websocket_test.ts
+++ b/cli/tests/unit/websocket_test.ts
@@ -1,5 +1,5 @@
 // Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
-import { assertThrows } from "./test_util.ts";
+import { assertEquals, assertThrows, deferred, fail } from "./test_util.ts";
 
 Deno.test({ permissions: "none" }, function websocketPermissionless() {
   assertThrows(
@@ -7,3 +7,15 @@ Deno.test({ permissions: "none" }, function websocketPermissionless() {
     Deno.errors.PermissionDenied,
   );
 });
+
+Deno.test(async function websocketConstructorTakeURLObjectAsParameter() {
+  const promise = deferred();
+  const ws = new WebSocket(new URL("ws://localhost:4242/"));
+  assertEquals(ws.url, "ws://localhost:4242/");
+  ws.onerror = () => fail();
+  ws.onopen = () => ws.close();
+  ws.onclose = () => {
+    promise.resolve();
+  };
+  await promise;
+});
-- 
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