From 65c26b8c1e20ec5a59ad8c5f0dd0c2a791b99466 Mon Sep 17 00:00:00 2001
From: "google-labs-jules[bot]"
 <161369871+google-labs-jules[bot]@users.noreply.github.com>
Date: Tue, 27 Jan 2026 03:30:56 +0000
Subject: [PATCH] test: fix LinkPreviewService test isolation

Restores globalThis.fetch after each test in LinkPreviewService test suite to prevent pollution of other tests with mocked implementations.

Co-authored-by: PR0M3TH3AN <53631862+PR0M3TH3AN@users.noreply.github.com>
---
 tests/services/link-preview-service.test.mjs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tests/services/link-preview-service.test.mjs b/tests/services/link-preview-service.test.mjs
index bcd9c7a6..4783d20e 100644
--- a/tests/services/link-preview-service.test.mjs
+++ b/tests/services/link-preview-service.test.mjs
@@ -14,6 +14,12 @@ globalThis.DOMParser = dom.window.DOMParser;
 globalThis.URL = URL;
 
 test("LinkPreviewService", async (t) => {
+  const originalFetch = globalThis.fetch;
+
+  t.afterEach(() => {
+    globalThis.fetch = originalFetch;
+  });
+
   const service = new LinkPreviewService({ ttlMs: 1000 });
 
   await t.test("initializes IndexedDB", async () => {