Fix bug with `req.url` set incorrectly (#2881)

Co-authored-by: Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/test/js/web/fetch/fetch.test.ts b/test/js/web/fetch/fetch.test.ts
index c3327f37e..4d529b231 100644
--- a/test/js/web/fetch/fetch.test.ts
+++ b/test/js/web/fetch/fetch.test.ts
@@ -1165,3 +1165,18 @@ it("invalid header doesnt crash", () => {
     }),
   ).toThrow();
 });
+
+it("new Request(https://example.com, otherRequest) uses url from left instead of right", () => {
+  const req1 = new Request("http://localhost/abc", {
+    headers: {
+      foo: "bar",
+    },
+  });
+
+  // Want to rewrite the URL with keeping header values
+  const req2 = new Request("http://localhost/def", req1);
+
+  // Should be `http://localhost/def` But actual: http://localhost/abc
+  expect(req2.url).toBe("http://localhost/def");
+  expect(req2.headers.get("foo")).toBe("bar");
+});