From f20e66ad24865050c97724bb50d076b6ff899075 Mon Sep 17 00:00:00 2001
From: MoonBrillante <32852571+MoonBrillante@users.noreply.github.com>
Date: Mon, 10 Aug 2026 19:25:37 +0000
Subject: [PATCH] fix(router-core): qualify pagehide event listener

---
 packages/router-core/src/scroll-restoration.ts        | 2 +-
 packages/router-core/tests/scroll-restoration.test.ts | 8 +++++---
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/packages/router-core/src/scroll-restoration.ts b/packages/router-core/src/scroll-restoration.ts
index 5e4ae0d3ee3..5039895e500 100644
--- a/packages/router-core/src/scroll-restoration.ts
+++ b/packages/router-core/src/scroll-restoration.ts
@@ -219,7 +219,7 @@ export function setupScrollRestoration(router: AnyRouter, force?: boolean) {
       }
       trackedScrollTargets.clear()
     })
-    addEventListener('pagehide', () => {
+    window.addEventListener('pagehide', () => {
       snapshotCurrentScrollTargets(
         getKey(
           router.stores.resolvedLocation.get() ?? router.stores.location.get(),
diff --git a/packages/router-core/tests/scroll-restoration.test.ts b/packages/router-core/tests/scroll-restoration.test.ts
index c02a8f8783e..a720bfbaed9 100644
--- a/packages/router-core/tests/scroll-restoration.test.ts
+++ b/packages/router-core/tests/scroll-restoration.test.ts
@@ -71,9 +71,11 @@ describe('setupScrollRestoration', () => {
     expect(router._scroll.restoring).toBe(true)
     expect(router._scroll.restoration).toBe(true)
     expect(window.history.scrollRestoration).toBe('manual')
-    expect(
-      windowAddEventListener.mock.calls.some(([event]) => event === 'pagehide'),
-    ).toBe(true)
+    const pagehideCallIndex = windowAddEventListener.mock.calls.findIndex(
+      ([event]) => event === 'pagehide',
+    )
+    expect(pagehideCallIndex).toBeGreaterThanOrEqual(0)
+    expect(windowAddEventListener.mock.contexts[pagehideCallIndex]).toBe(window)
     expect(
       documentAddEventListener.mock.calls.some(
         ([event, _listener, options]) => event === 'scroll' && options === true,