refactor

src/views/FriendList/__tests__/FriendList.test.js

@@ -46,7 +46,8 @@ vi.mock('pinia', () => ({
 
 vi.mock('vue-i18n', () => ({
     useI18n: () => ({
-        t: (key) => key
+        t: (key) => key,
+        locale: require('vue').ref('en')
     })
 }));