diff --git a/database/database.hive b/database/database.hive
new file mode 100644
index 0000000..abb2a17
Binary files /dev/null and b/database/database.hive differ
diff --git a/database/database.lock b/database/database.lock
new file mode 100644
index 0000000..e69de29
diff --git a/database/tesdatabase.hive b/database/tesdatabase.hive
new file mode 100644
index 0000000..e69de29
diff --git a/database/tesdatabase.lock b/database/tesdatabase.lock
new file mode 100644
index 0000000..e69de29
diff --git a/databaseTest/tesdatabase.hive b/databaseTest/tesdatabase.hive
new file mode 100644
index 0000000..e69de29
diff --git a/databaseTest/tesdatabase.lock b/databaseTest/tesdatabase.lock
new file mode 100644
index 0000000..e69de29
diff --git a/databaseTest/userscachefinaly4.hive b/databaseTest/userscachefinaly4.hive
new file mode 100644
index 0000000..e69de29
diff --git a/databaseTest/userscachefinaly4.lock b/databaseTest/userscachefinaly4.lock
new file mode 100644
index 0000000..e69de29
diff --git a/lib/core/manager/cache/user_cache_manager.dart b/lib/core/manager/cache/user_cache_manager.dart
index 12f5233..39693e5 100644
--- a/lib/core/manager/cache/user_cache_manager.dart
+++ b/lib/core/manager/cache/user_cache_manager.dart
@@ -19,7 +19,7 @@ abstract class ICacheManager<T> {
     await _box?.clear();
   }
 
-  Future<void> addItems(List<T> items);
+  Future<void> addItems(List<T>? items);
   Future<void> putItems(List<T> items);
 
   T? getItem(String key);
@@ -33,8 +33,8 @@ class UserCacheManager extends ICacheManager<User> {
   UserCacheManager(String key) : super(key);
 
   @override
-  Future<void> addItems(List<User> items) async {
-    await _box?.addAll(items);
+  Future<void> addItems(List<User>? items) async {
+    await _box?.addAll(items ?? []);
   }
 
   @override
diff --git a/lib/feature/search/search_view.dart b/lib/feature/search/search_view.dart
index ed67c13..6b303a4 100644
--- a/lib/feature/search/search_view.dart
+++ b/lib/feature/search/search_view.dart
@@ -25,23 +25,28 @@ setState(() {
     return Scaffold(
       appBar: AppBar(
         title: TextField(
+          autofocus: true,
+          style: const TextStyle(
+            color: Colors.white
+          ),
+          cursorColor: Colors.white,
           onChanged: (value){
             findAndSet(value);
           },
         ),
         leading: InkWell(
-          child: Icon(CupertinoIcons.back),
+          child: const Icon(CupertinoIcons.back),
           onTap: (){
             Navigator.pop(context);
           },
         ),
       ),
       body: ListView.builder(
-        itemCount:_items.length ,
+        itemCount:1,
         itemBuilder: (((context, index) {
         return Card(
           child: ListTile(
-            title: Text(_items.map((e) => '${e.name}').join('')),
+            title: Text(_items.map((e) => '${e.name}').join(",")),
           ),
         );
       }) ) ),
diff --git a/lib/feature/user/view/user_view.dart b/lib/feature/user/view/user_view.dart
index d6f2585..3aa8ff5 100644
--- a/lib/feature/user/view/user_view.dart
+++ b/lib/feature/user/view/user_view.dart
@@ -8,14 +8,14 @@ import 'package:provider/provider.dart';
 import '../../search/search_view.dart';
 import '../model/user_model.dart';
 
-class UserViewWidget extends StatefulWidget {
-  const UserViewWidget({Key? key}) : super(key: key);
+class UserView extends StatefulWidget {
+  const UserView({Key? key}) : super(key: key);
 
   @override
-  State<UserViewWidget> createState() => _UserViewWidgetState();
+  State<UserView> createState() => _UserViewState();
 }
 
-class _UserViewWidgetState extends State<UserViewWidget> {
+class _UserViewState extends State<UserView> {
   late UserViewModel userViewModel;
   late final ICacheManager<User> cacheManager;
   List<User>? _items;
@@ -32,7 +32,7 @@ class _UserViewWidgetState extends State<UserViewWidget> {
   Future<void> fetchDatasInit() async {
     await cacheManager.init();
     if (cacheManager.getValues()?.isNotEmpty ?? false) {
-      _items = cacheManager.getValues();
+      _items =  cacheManager.getValues();
     } else {
       _items = userViewModel.userViewModelList;
     }
@@ -41,8 +41,8 @@ class _UserViewWidgetState extends State<UserViewWidget> {
 
   @override
   Widget build(BuildContext context) {
-    return cacheManager.getValues()!.isNotEmpty
-        ? bodyView(context)
+    return cacheManager.getValues()!.isNotEmpty 
+        ?   bodyView(context)
         : ChangeNotifierProvider.value(
             value: userViewModel,
             child: Consumer<UserViewModel>(
@@ -52,6 +52,7 @@ class _UserViewWidgetState extends State<UserViewWidget> {
   }
 
   Scaffold bodyView(BuildContext context) {
+    
     return Scaffold(
         appBar: AppBar(
           actions: [
@@ -78,8 +79,9 @@ class _UserViewWidgetState extends State<UserViewWidget> {
           }
         }),
         body: ListView.builder(
-          itemCount: _items!.length,
+          itemCount: _items?.length,
           itemBuilder: ((context, index) {
+
             return Card(
               child: ListTile(
                 leading: const CircleAvatar(
diff --git a/lib/main.dart b/lib/main.dart
index f7fdffa..3015a5a 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -13,6 +13,7 @@ void main() async {
   NetworkManager.instance.init('https://jsonplaceholder.typicode.com', {});
   WidgetsFlutterBinding.ensureInitialized();
   await Hive.initFlutter();
+  
   runApp(MyApp());
 }
 
@@ -21,9 +22,10 @@ class MyApp extends StatelessWidget {
   Widget build(BuildContext context) {
     return Provider(
       create:(context) => UserContext(), 
-      child: MaterialApp(
+      child:const MaterialApp(
+        debugShowCheckedModeBanner: false,
         title: 'Material App',
-        home: UserViewWidget()
+        home: UserView()
       ),
     );
   }
diff --git a/test/cache/cache_test.dart b/test/cache/cache_test.dart
index 464ceee..f9f2c30 100644
--- a/test/cache/cache_test.dart
+++ b/test/cache/cache_test.dart
@@ -1,12 +1,52 @@
+import 'package:flutter_clean_app_examples/core/manager/cache/user_cache_manager.dart';
+import 'package:flutter_clean_app_examples/feature/user/model/user_model.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:hive_flutter/hive_flutter.dart';
 
 void main() {
-  setUp(() {
-    Hive.init("database");
+  late UserCacheManager userCacheManager;
+  List<User>? _items;
+  List<User>? _itemsAllValues;
+
+  setUp(() async {
+    Hive.init('database');
+    userCacheManager = UserCacheManager("database");
+    await userCacheManager.init();
   });
+  group("UserCacheManager testing", () {
+    test(("putItem and getItem method "), () async {
+      await userCacheManager.putItem("name", User(name: "cihangir"));
+      expect(userCacheManager.getItem("name")?.name.toString(), "cihangir");
+    });
+
+    test("getValues method", () {
+      _items = userCacheManager.getValues();
+      expect(_items?.first.name, "cihangir");
+    });
+
+    test("addItems method", () async {
+      await userCacheManager.putItem("name2", User(name: "emirhan"));
+      await userCacheManager.addItems(_items);
+      _itemsAllValues = userCacheManager.getValues();
+    
+      expect(_itemsAllValues?.last.name, "emirhan");
+    });
+      test("removeItem method", () async {
+      await userCacheManager.removeItem("name2"); 
+           _itemsAllValues = userCacheManager.getValues();   
+          print(_itemsAllValues?.last.name);
+              expect(_itemsAllValues?.last.name, "cihangir");
 
+    });
+
+  
+  });
+}
+/*
   group(("Hive main examples group"), () {
+    
+    
+    
     test("Add examples", () async {
       final box = await Hive.openBox('examples');
       box.add("cihangir");
@@ -29,4 +69,4 @@ void main() {
 
 
   });
-}
+}*/
diff --git a/test/core/user_view_model_test.dart b/test/core/user_view_model_test.dart
index 0ec4d97..0098fae 100644
--- a/test/core/user_view_model_test.dart
+++ b/test/core/user_view_model_test.dart
@@ -16,7 +16,6 @@ void main() {
     final response = userViewModel.controlResponse(Response(
       data:userList,
       requestOptions: RequestOptions(path: "/hello")));
-      print(response?[0].name.toString());
       expect(response?[0].name, "cihangir");
 
   });
diff --git a/testDatabase/tesdatabase.hive b/testDatabase/tesdatabase.hive
new file mode 100644
index 0000000..e69de29
diff --git a/testDatabase/tesdatabase.lock b/testDatabase/tesdatabase.lock
new file mode 100644
index 0000000..e69de29