test(op_crates/web): add regression tests for past URL bugs (#9639) (#…

…9639)

Closes: #9383

cli/tests/unit/url_test.ts

@@ -1,5 +1,11 @@
 // Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
-import { assert, assertEquals, assertThrows, unitTest } from "./test_util.ts";
+import {
+ assert,
+ assertEquals,
+ assertStrictEquals,
+ assertThrows,
+ unitTest,
+} from "./test_util.ts";
 
 unitTest(function urlParsing(): void {
  const url = new URL(
@@ -470,3 +476,22 @@ unitTest(function emptyPortForSchemeDefaultPort(): void {
  url2.protocol = "http";
  assertEquals(url2.port, "");
 });
+
+unitTest(function assigningPortPropertyAffectsReceiverOnly() {
+ // Setting `.port` should update only the receiver.
+ const u1 = new URL("http:https://google.com/");
+ // deno-lint-ignore no-explicit-any
+ const u2 = new URL(u1 as any);
+ u2.port = "123";
+ assertStrictEquals(u1.port, "");
+ assertStrictEquals(u2.port, "123");
+});
+
+unitTest(function urlSearchParamsIdentityPreserved() {
+ // URLSearchParams identity should not be lost when URL is updated.
+ const u = new URL("http:https://foo.com/");
+ const sp1 = u.searchParams;
+ u.href = "http:https://bar.com/?baz=42";
+ const sp2 = u.searchParams;
+ assertStrictEquals(sp1, sp2);
+});