diff --git a/lib/core/init/network/ICoreDio.dart b/lib/core/init/network/ICoreDio.dart
index 685600a..bee2377 100644
--- a/lib/core/init/network/ICoreDio.dart
+++ b/lib/core/init/network/ICoreDio.dart
@@ -9,6 +9,15 @@ abstract class ICoreDio {
       {@required HttpTypes type,
       @required T parseModel,
       dynamic data,
-      Map<String, dynamic> queryParameters,
+      Map<String, Object> queryParameters,
+      void Function(int, int) onReceiveProgress});
+}
+
+abstract class ICoreDioFull extends ICoreDio {
+  Future<IResponseModel<R>> fetchNoNetwork<R, T extends BaseModel>(String path,
+      {@required HttpTypes type,
+      @required T parseModel,
+      dynamic data,
+      Map<String, Object> queryParameters,
       void Function(int, int) onReceiveProgress});
 }
diff --git a/lib/core/init/network/core_dio.dart b/lib/core/init/network/core_dio.dart
index f08e2ac..1acf806 100644
--- a/lib/core/init/network/core_dio.dart
+++ b/lib/core/init/network/core_dio.dart
@@ -32,7 +32,7 @@ class CoreDio with DioMixin implements Dio, ICoreDio {
     switch (response.statusCode) {
       case HttpStatus.ok:
       case HttpStatus.accepted:
-        final model = _responseParser<R>(parseModel, _responseParser);
+        final model = _responseParser<R, T>(parseModel, response.data);
         return ResponseModel<R>(data: model);
       default:
         return ResponseModel(error: BaseError("message"));
diff --git a/lib/core/init/network/network_core/core_operations.dart b/lib/core/init/network/network_core/core_operations.dart
index 5cb3f8d..b0f7569 100644
--- a/lib/core/init/network/network_core/core_operations.dart
+++ b/lib/core/init/network/network_core/core_operations.dart
@@ -1,9 +1,9 @@
 part of "../core_dio.dart";
 
 extension _CoreDioOperations on CoreDio {
-  R _responseParser<R>(BaseModel model, dynamic data) {
+  R _responseParser<R, T>(BaseModel model, dynamic data) {
     if (data is List) {
-      return data.map((e) => model.fromJson(e)).toList() as R;
+      return data.map((e) => model.fromJson(e)).toList().cast<T>() as R;
     } else if (data is Map) {
       return model.fromJson(data) as R;
     }
diff --git a/test/core/extension/string_extension_test.dart b/test/core/extension/string_extension_test.dart
new file mode 100644
index 0000000..830f93b
--- /dev/null
+++ b/test/core/extension/string_extension_test.dart
@@ -0,0 +1,10 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:fluttermvvmtemplate/core/extension/string_extension.dart';
+
+main() {
+  setUp(() {});
+  test("Email Regexp", () {
+    String email = "joedoe@gmail.com";
+    expect(email.isValidEmail, null);
+  });
+}
diff --git a/test/core/network/core_dio_mock.dart b/test/core/network/core_dio_mock.dart
new file mode 100644
index 0000000..eb55611
--- /dev/null
+++ b/test/core/network/core_dio_mock.dart
@@ -0,0 +1,76 @@
+import 'dart:convert';
+import 'dart:io';
+
+import 'package:dio/adapter.dart';
+import 'package:dio/dio.dart';
+import 'package:easy_localization/easy_localization.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:fluttermvvmtemplate/core/base/model/base_error.dart';
+import 'package:fluttermvvmtemplate/core/constants/enums/http_request_enum.dart';
+import 'package:fluttermvvmtemplate/core/base/model/base_model.dart';
+import 'package:fluttermvvmtemplate/core/extension/network_exntension.dart';
+import 'package:fluttermvvmtemplate/core/init/network/ICoreDio.dart';
+import 'package:fluttermvvmtemplate/core/init/network/IResponseModel.dart';
+
+class CoreDioMock with DioMixin implements ICoreDioFull, Dio {
+  final BaseOptions options;
+
+  CoreDioMock(this.options) {
+    this.options = options;
+    this.interceptors.add(InterceptorsWrapper());
+    this.httpClientAdapter = DefaultHttpClientAdapter();
+  }
+  @override
+  Future<IResponseModel<R>> fetch<R, T extends BaseModel>(String path,
+      {HttpTypes type,
+      T parseModel,
+      data,
+      Map<String, Object> queryParameters,
+      void Function(int p1, int p2) onReceiveProgress}) async {
+    final response = await request(path, data: data, options: Options(method: type.rawValue));
+
+    switch (response.statusCode) {
+      case HttpStatus.ok:
+      case HttpStatus.accepted:
+        final model = _responseParser<R, T>(parseModel, response.data);
+        return ResponseModel<R>(data: model);
+      default:
+        return ResponseModel(error: BaseError("message"));
+    }
+  }
+
+  Future<IResponseModel<R>> fetchNoNetwork<R, T extends BaseModel>(String path,
+      {HttpTypes type,
+      T parseModel,
+      data,
+      Map<String, Object> queryParameters,
+      void Function(int p1, int p2) onReceiveProgress}) async {
+    String dumyJson = """[
+  {
+    "userId": 1,
+    "id": 1,
+    "title": "sunt aut facere repellat provident occaecati excepturi optio reprehenderit",
+    "body": "quia et suscipit suscipit recusandae consequuntur expedita et cumnreprehenderit molestiae ut ut quas totamnostrum rerum est autem sunt rem eveniet architecto"
+  },
+  {
+    "userId": 1,
+    "id": 2,
+    "title": "qui est esse",
+    "body": "est rerum tempore vitaensequi sint nihil reprehenderit dolor beatae ea dolores nequenfugiat blanditiis voluptate porro vel nihil molestiae ut reiciendisnqui aperiam non debitis possimus qui neque nisi nulla"
+  }]""";
+    final response = jsonDecode(dumyJson);
+    final model = _responseParser<R, T>(parseModel, response);
+    return ResponseModel<R>(data: model);
+  }
+
+  R _responseParser<R, T>(BaseModel model, dynamic data) {
+    if (data is List) {
+      return data.map((e) => model.fromJson(e)).toList().cast<T>() as R;
+    } else if (data is Map) {
+      return model.fromJson(data) as R;
+    }
+    return data as R;
+  }
+}
+
+class Dio {}
diff --git a/test/core/network/core_dio_test.dart b/test/core/network/core_dio_test.dart
new file mode 100644
index 0000000..dda81f0
--- /dev/null
+++ b/test/core/network/core_dio_test.dart
@@ -0,0 +1,47 @@
+import 'package:dio/dio.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:fluttermvvmtemplate/core/constants/enums/http_request_enum.dart';
+import 'package:fluttermvvmtemplate/core/init/network/ICoreDio.dart';
+import 'core_dio_mock.dart';
+import 'dio_mock_model.dart';
+
+main() {
+  ICoreDioFull service;
+  setUp(() {
+    service = CoreDioMock(BaseOptions(baseUrl: "https://jsonplaceholder.typicode.com"));
+  });
+  test("CoreDio List", () async {
+    final data =
+        await service.fetch<List<PostModel>, PostModel>("/posts", type: HttpTypes.GET, parseModel: PostModel());
+
+    expect(data.data, isList);
+  });
+
+  test("CoreDio List No Network", () async {
+    final data = await service.fetchNoNetwork<List<PostModel>, PostModel>("/posts",
+        type: HttpTypes.GET, parseModel: PostModel());
+
+    expect(data.data, isList);
+  });
+
+  test("CoreDio Object", () async {
+    final data =
+        await service.fetch<List<PostModel>, PostModel>("/posts", type: HttpTypes.GET, parseModel: PostModel());
+
+    expect(data.data, isList);
+  });
+
+  test("CoreDio Primitive", () async {
+    final data =
+        await service.fetch<List<PostModel>, PostModel>("/posts", type: HttpTypes.GET, parseModel: PostModel());
+
+    expect(data.data, isList);
+  });
+
+  test("CoreDio Error", () async {
+    final data = await service.fetchNoNetwork<List<PostModel>, PostModel>("/posts",
+        type: HttpTypes.GET, parseModel: PostModel());
+
+    expect(data.data, isList);
+  });
+}
diff --git a/test/core/network/dio_mock_model.dart b/test/core/network/dio_mock_model.dart
new file mode 100644
index 0000000..79f4672
--- /dev/null
+++ b/test/core/network/dio_mock_model.dart
@@ -0,0 +1,31 @@
+import 'package:fluttermvvmtemplate/core/base/model/base_model.dart';
+
+class PostModel extends BaseModel<PostModel> {
+  int userId;
+  int id;
+  String title;
+  String body;
+
+  PostModel({this.userId, this.id, this.title, this.body});
+
+  PostModel.fromJson(Map<String, dynamic> json) {
+    userId = json['userId'];
+    id = json['id'];
+    title = json['title'];
+    body = json['body'];
+  }
+
+  Map<String, dynamic> toJson() {
+    final Map<String, dynamic> data = new Map<String, dynamic>();
+    data['userId'] = this.userId;
+    data['id'] = this.id;
+    data['title'] = this.title;
+    data['body'] = this.body;
+    return data;
+  }
+
+  @override
+  PostModel fromJson(Map<String, Object> json) {
+    return PostModel.fromJson(json);
+  }
+}
diff --git a/test/feature/login/login_test.dart b/test/feature/login/login_test.dart
index 36963c6..1e98d44 100644
--- a/test/feature/login/login_test.dart
+++ b/test/feature/login/login_test.dart
@@ -1,7 +1,5 @@
 import 'package:flutter_test/flutter_test.dart';
 import 'package:fluttermvvmtemplate/core/base/model/base_error.dart';
-import 'package:fluttermvvmtemplate/core/base/model/base_model.dart';
-import 'package:fluttermvvmtemplate/view/authenticate/test/model/test_model.dart';
 
 main() {
   setUp(() {
diff --git a/test/feature/onboard/onboard_mock_view_model.dart b/test/feature/onboard/onboard_mock_view_model.dart
new file mode 100644
index 0000000..d9ab5f6
--- /dev/null
+++ b/test/feature/onboard/onboard_mock_view_model.dart
@@ -0,0 +1,67 @@
+import 'package:dio/dio.dart';
+import 'package:fluttermvvmtemplate/core/constants/enums/http_request_enum.dart';
+import 'package:fluttermvvmtemplate/core/init/network/core_dio.dart';
+import 'package:fluttermvvmtemplate/view/authenticate/onboard/model/on_board_model.dart';
+import 'package:fluttermvvmtemplate/core/init/network/ICoreDio.dart';
+import 'package:flutter/src/widgets/framework.dart';
+import 'package:fluttermvvmtemplate/view/authenticate/onboard/view-model/on_board_view_model.dart';
+
+import '../../core/network/dio_mock_model.dart';
+
+class OnBoardMockViewModel implements OnBoardViewModel {
+  @override
+  BuildContext context;
+
+  @override
+  ICoreDio coreDio;
+
+  IStringHelper stringHelper;
+
+  @override
+  int currentPageIndex;
+
+  bool isLoading = false;
+
+  @override
+  List<OnBoardModel> onBoarModel;
+
+  @override
+  void init() {
+    coreDio = CoreDio(BaseOptions(baseUrl: "https://jsonplaceholder.typicode.com"));
+    stringHelper = MockStringHelper();
+  }
+
+  @override
+  void onPageChanged(int value) {
+    currentPageIndex = value;
+  }
+
+  Future<void> onBoardGetModels() async {
+    final response =
+        await coreDio.fetch<List<PostModel>, PostModel>("/posts", type: HttpTypes.GET, parseModel: PostModel());
+
+    if (response.data is List) {
+      onBoarModel = response.data.map((e) => OnBoardModel(stringHelper.toUpper(e.title))).toList().cast<OnBoardModel>();
+    }
+  }
+
+  Future<void> getServiceRequest() async {
+    isLoading = true;
+    await onBoardGetModels();
+    isLoading = false;
+  }
+
+  @override
+  void setContext(BuildContext context) {}
+}
+
+abstract class IStringHelper {
+  String toUpper(String data);
+}
+
+class MockStringHelper extends IStringHelper {
+  @override
+  String toUpper(String data) {
+    return data.toUpperCase();
+  }
+}
diff --git a/test/feature/onboard/onboard_test.dart b/test/feature/onboard/onboard_test.dart
new file mode 100644
index 0000000..3c853c0
--- /dev/null
+++ b/test/feature/onboard/onboard_test.dart
@@ -0,0 +1,50 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+import 'onboard_mock_view_model.dart';
+
+main() {
+  OnBoardMockViewModel mockViewModel;
+  IStringHelper stringHelper;
+  setUp(() {
+    SharedPreferences.setMockInitialValues({"token": "asdasd"}); //set values here
+    mockViewModel = OnBoardMockViewModel();
+    stringHelper = MockStringHelper();
+    mockViewModel.init();
+  });
+  test("String Helper Upper Case", () {
+    String text = " Helelo";
+    text = stringHelper.toUpper(text);
+    expect(text.contains(RegExp("[A-Z\s]+")), true);
+  });
+
+  test("OnBoard Get Models", () async {
+    await mockViewModel.onBoardGetModels();
+    expect(mockViewModel.onBoarModel, isNotEmpty);
+  });
+
+  test("OnBoard Get Service Request", () async {
+    expect(mockViewModel.isLoading, false);
+    mockViewModel.getServiceRequest();
+    expect(mockViewModel.isLoading, true);
+  });
+
+  test("OnBoard On Page Changed", () {
+    mockViewModel.onPageChanged(5);
+    expect(5, mockViewModel.currentPageIndex);
+  });
+
+  group("Test All", () {
+    int index = 0;
+    test("OnBoard Get Models", () async {
+      await mockViewModel.onBoardGetModels();
+      index = mockViewModel.onBoarModel.length;
+      expect(mockViewModel.onBoarModel, isNotEmpty);
+    });
+
+    test("OnBoard On Page Changed", () {
+      mockViewModel.onPageChanged(index);
+      expect(index, mockViewModel.currentPageIndex);
+    });
+  });
+}
diff --git a/test/feature/test/sample_view_test.dart b/test/feature/test/sample_view_test.dart
new file mode 100644
index 0000000..479baa9
--- /dev/null
+++ b/test/feature/test/sample_view_test.dart
@@ -0,0 +1,11 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:fluttermvvmtemplate/core/init/network/ICoreDio.dart';
+import 'package:fluttermvvmtemplate/core/init/network/network_manager.dart';
+
+main() {
+  ICoreDio coreDio;
+  setUp(() {
+    coreDio = NetworkManager.instance.coreDio;
+  });
+  test("Sample", () {});
+}