feat: adding unit test on the auth and subject service

lib/app/app.dart

@@ -18,6 +18,7 @@ class MyApp extends StatelessWidget {
       initialBinding: InitialBindings(),
       initialRoute: AppRoutes.splashScreen,
       getPages: AppPages.routes,
+      debugShowCheckedModeBanner: false,
     );
   }
 }

lib/data/services/auth_service.dart

@@ -1,4 +1,3 @@
-
 import 'package:dio/dio.dart';
 import 'package:get/get.dart';
 import 'package:quiz_app/core/endpoint/api_endpoint.dart';
@@ -9,16 +8,16 @@ import 'package:quiz_app/data/models/register/register_request.dart';
 import 'package:quiz_app/data/providers/dio_client.dart';
 
 class AuthService extends GetxService {
-  late final Dio _dio;
+  late final Dio dio;
 
   @override
   void onInit() {
-    _dio = Get.find<ApiClient>().dio;
+    dio = Get.find<ApiClient>().dio;
     super.onInit();
   }
 
   Future<bool> register(RegisterRequestModel request) async {
-    var data = await _dio.post(
+    var data = await dio.post(
       APIEndpoint.register,
       data: request.toJson(),
     );
@@ -31,7 +30,7 @@ class AuthService extends GetxService {
 
   Future<LoginResponseModel> loginWithEmail(LoginRequestModel request) async {
     final data = request.toJson();
-    final response = await _dio.post(APIEndpoint.login, data: data);
+    final response = await dio.post(APIEndpoint.login, data: data);
 
     if (response.statusCode == 200) {
       print(response.data);
@@ -46,7 +45,7 @@ class AuthService extends GetxService {
   }
 
   Future<LoginResponseModel> loginWithGoogle(String idToken) async {
-    final response = await _dio.post(
+    final response = await dio.post(
       APIEndpoint.loginGoogle,
       data: {"token_id": idToken},
     );

lib/data/services/subject_service.dart

@@ -1,25 +1,21 @@
 import 'package:dio/dio.dart';
 import 'package:get/get.dart';
 import 'package:quiz_app/core/endpoint/api_endpoint.dart';
-import 'package:quiz_app/core/utils/logger.dart';
 import 'package:quiz_app/data/models/base/base_model.dart';
 import 'package:quiz_app/data/models/subject/subject_model.dart';
 import 'package:quiz_app/data/providers/dio_client.dart';
 
 class SubjectService extends GetxService {
-  late final Dio _dio;
+  late final Dio dio;
 
   @override
   void onInit() {
-    _dio = Get.find<ApiClient>().dio;
+    dio = Get.find<ApiClient>().dio;
     super.onInit();
   }
 
-  Future<BaseResponseModel<List<SubjectModel>>?> getSubject() async {
-    try {
-      final response = await _dio.get(
-        APIEndpoint.subject,
-      );
+  Future<BaseResponseModel<List<SubjectModel>>> getSubject() async {
+    final response = await dio.get(APIEndpoint.subject);
 
     if (response.statusCode == 200) {
       final parsedResponse = BaseResponseModel<List<SubjectModel>>.fromJson(
@@ -29,11 +25,7 @@ class SubjectService extends GetxService {
 
       return parsedResponse;
     } else {
-        return null;
-      }
-    } catch (e) {
-      logC.e("Quiz creation error: $e");
-      return null;
+      throw Exception('Failed to fetch subjects. Status code: ${response.statusCode}');
     }
   }
 }

lib/feature/home/controller/home_controller.dart

@@ -1,6 +1,7 @@
 import 'package:get/get.dart';
 import 'package:quiz_app/app/const/enums/listing_type.dart';
 import 'package:quiz_app/app/routes/app_pages.dart';
+import 'package:quiz_app/core/utils/logger.dart';
 import 'package:quiz_app/data/controllers/user_controller.dart';
 import 'package:quiz_app/data/models/base/base_model.dart';
 import 'package:quiz_app/data/models/quiz/quiz_listing_model.dart';
@@ -42,9 +43,11 @@ class HomeController extends GetxController {
   }
 
   void loadSubjectData() async {
-    BaseResponseModel<List<SubjectModel>>? respnse = await _subjectService.getSubject();
-    if (respnse != null) {
-      subjects.assignAll(respnse.data!);
+    try {
+      final response = await _subjectService.getSubject();
+      subjects.assignAll(response.data!);
+    } catch (e) {
+      logC.e(e);
     }
   }
 

lib/feature/quiz_preview/controller/quiz_preview_controller.dart

@@ -6,7 +6,6 @@ import 'package:quiz_app/core/utils/custom_floating_loading.dart';
 import 'package:quiz_app/core/utils/custom_notification.dart';
 import 'package:quiz_app/core/utils/logger.dart';
 import 'package:quiz_app/data/controllers/user_controller.dart';
-import 'package:quiz_app/data/models/base/base_model.dart';
 import 'package:quiz_app/data/models/quiz/question_create_request.dart';
 import 'package:quiz_app/data/models/quiz/question_listings_model.dart';
 import 'package:quiz_app/data/models/quiz/quiestion_data_model.dart';
@@ -57,11 +56,16 @@ class QuizPreviewController extends GetxController {
   }
 
   void loadSubjectData() async {
-    BaseResponseModel<List<SubjectModel>>? respnse = await _subjectService.getSubject();
-    if (respnse != null) {
-      subjects.assignAll(respnse.data!);
+    try {
+      final response = await _subjectService.getSubject();
+      subjects.assignAll(response.data!);
+
+      if (subjects.isNotEmpty) {
         subjectId = subjects[0].id;
       }
+    } catch (e) {
+      logC.e(e);
+    }
   }
 
   Future<void> onSaveQuiz() async {

lib/feature/search/controller/search_controller.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:quiz_app/app/const/enums/listing_type.dart';
 import 'package:quiz_app/app/routes/app_pages.dart';
+import 'package:quiz_app/core/utils/logger.dart';
 import 'package:quiz_app/data/models/base/base_model.dart';
 import 'package:quiz_app/data/models/quiz/quiz_listing_model.dart';
 import 'package:quiz_app/data/models/subject/subject_model.dart';
@@ -63,9 +64,11 @@ class SearchQuizController extends GetxController {
       );
 
   void loadSubjectData() async {
-    BaseResponseModel<List<SubjectModel>>? respnse = await _subjectService.getSubject();
-    if (respnse != null) {
-      subjects.assignAll(respnse.data!);
+    try {
+      final response = await _subjectService.getSubject();
+      subjects.assignAll(response.data!);
+    } catch (e) {
+      logC.e("Failed to load subjects: $e");
     }
   }
 

pubspec.lock

@@ -1,22 +1,6 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
-  _fe_analyzer_shared:
-    dependency: transitive
-    description:
-      name: _fe_analyzer_shared
-      sha256: e55636ed79578b9abca5fecf9437947798f5ef7456308b5cb85720b793eac92f
-      url: "https://pub.dev"
-    source: hosted
-    version: "82.0.0"
-  analyzer:
-    dependency: transitive
-    description:
-      name: analyzer
-      sha256: "904ae5bb474d32c38fb9482e2d925d5454cda04ddd0e55d2e6826bc72f6ba8c0"
-      url: "https://pub.dev"
-    source: hosted
-    version: "7.4.5"
   args:
     dependency: transitive
     description:
@@ -41,30 +25,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.1"
-  build:
-    dependency: transitive
-    description:
-      name: build
-      sha256: cef23f1eda9b57566c81e2133d196f8e3df48f244b317368d65c5943d91148f0
-      url: "https://pub.dev"
-    source: hosted
-    version: "2.4.2"
-  built_collection:
-    dependency: transitive
-    description:
-      name: built_collection
-      sha256: "376e3dd27b51ea877c28d525560790aee2e6fbb5f20e2f85d5081027d94e2100"
-      url: "https://pub.dev"
-    source: hosted
-    version: "5.1.1"
-  built_value:
-    dependency: transitive
-    description:
-      name: built_value
-      sha256: ea90e81dc4a25a043d9bee692d20ed6d1c4a1662a28c03a96417446c093ed6b4
-      url: "https://pub.dev"
-    source: hosted
-    version: "8.9.5"
   characters:
     dependency: transitive
     description:
@@ -81,14 +41,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.1.1"
-  code_builder:
-    dependency: transitive
-    description:
-      name: code_builder
-      sha256: "0ec10bf4a89e4c613960bf1e8b42c64127021740fb21640c29c909826a5eea3e"
-      url: "https://pub.dev"
-    source: hosted
-    version: "4.10.1"
   collection:
     dependency: transitive
     description:
@@ -97,14 +49,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.19.0"
-  convert:
-    dependency: transitive
-    description:
-      name: convert
-      sha256: b30acd5944035672bc15c6b7a8b47d773e41e2f17de064350988c5d02adb1c68
-      url: "https://pub.dev"
-    source: hosted
-    version: "3.1.2"
   crypto:
     dependency: transitive
     description:
@@ -121,14 +65,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.0.8"
-  dart_style:
-    dependency: transitive
-    description:
-      name: dart_style
-      sha256: "27eb0ae77836989a3bc541ce55595e8ceee0992807f14511552a898ddd0d88ac"
-      url: "https://pub.dev"
-    source: hosted
-    version: "3.0.1"
   dio:
     dependency: "direct main"
     description:
@@ -185,14 +121,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "7.0.1"
-  fixnum:
-    dependency: transitive
-    description:
-      name: fixnum
-      sha256: b6dc7065e46c974bc7c5f143080a6764ec7a4be6da1285ececdc37be96de53be
-      url: "https://pub.dev"
-    source: hosted
-    version: "1.1.1"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -237,14 +165,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "4.6.6"
-  glob:
-    dependency: transitive
-    description:
-      name: glob
-      sha256: c3f1ee72c96f8f78935e18aa8cecced9ab132419e8625dc187e1c2408efc20de
-      url: "https://pub.dev"
-    source: hosted
-    version: "2.1.3"
   google_fonts:
     dependency: "direct main"
     description:
@@ -405,22 +325,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.15.0"
-  mockito:
+  mocktail:
     dependency: "direct dev"
     description:
-      name: mockito
-      sha256: f99d8d072e249f719a5531735d146d8cf04c580d93920b04de75bef6dfb2daf6
+      name: mocktail
+      sha256: "890df3f9688106f25755f26b1c60589a92b3ab91a22b8b224947ad041bf172d8"
       url: "https://pub.dev"
     source: hosted
-    version: "5.4.5"
-  package_config:
-    dependency: transitive
-    description:
-      name: package_config
-      sha256: f096c55ebb7deb7e384101542bfba8c52696c1b56fca2eb62827989ef2353bbc
-      url: "https://pub.dev"
-    source: hosted
-    version: "2.2.0"
+    version: "1.0.4"
   path:
     dependency: transitive
     description:
@@ -501,14 +413,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.8"
-  pub_semver:
-    dependency: transitive
-    description:
-      name: pub_semver
-      sha256: "5bfcf68ca79ef689f8990d1160781b4bad40a3bd5e5218ad4076ddb7f4081585"
-      url: "https://pub.dev"
-    source: hosted
-    version: "2.2.0"
   shared_preferences:
     dependency: "direct main"
     description:
@@ -586,14 +490,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "3.1.1"
-  source_gen:
-    dependency: transitive
-    description:
-      name: source_gen
-      sha256: "35c8150ece9e8c8d263337a265153c3329667640850b9304861faea59fc98f6b"
-      url: "https://pub.dev"
-    source: hosted
-    version: "2.0.0"
   source_span:
     dependency: transitive
     description:
@@ -666,14 +562,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "14.3.0"
-  watcher:
-    dependency: transitive
-    description:
-      name: watcher
-      sha256: "69da27e49efa56a15f8afe8f4438c4ec02eff0a117df1b22ea4aad194fe1c104"
-      url: "https://pub.dev"
-    source: hosted
-    version: "1.1.1"
   web:
     dependency: transitive
     description:
@@ -690,14 +578,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.1.0"
-  yaml:
-    dependency: transitive
-    description:
-      name: yaml
-      sha256: b9da305ac7c39faa3f030eccd175340f968459dae4af175130b3fc47e40d76ce
-      url: "https://pub.dev"
-    source: hosted
-    version: "3.1.3"
 sdks:
   dart: ">=3.6.0 <4.0.0"
   flutter: ">=3.27.0"

pubspec.yaml

@@ -49,7 +49,7 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
-  mockito: ^5.4.4
+  mocktail: ^1.0.4
 
   # The "flutter_lints" package below contains a set of recommended lints to
   # encourage good coding practices. The lint set provided by the package is

test/service/auth_service_test.dart

@@ -0,0 +1,150 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:mocktail/mocktail.dart';
+import 'package:dio/dio.dart';
+import 'package:quiz_app/core/endpoint/api_endpoint.dart';
+import 'package:quiz_app/data/models/login/login_request_model.dart';
+import 'package:quiz_app/data/models/register/register_request.dart';
+import 'package:quiz_app/data/services/auth_service.dart';
+
+class MockDio extends Mock implements Dio {}
+
+void main() {
+  late MockDio mockDio;
+  late AuthService authService;
+
+  setUp(() {
+    mockDio = MockDio();
+    authService = AuthService();
+    authService.dio = mockDio;
+  });
+
+  group('AuthService with Mocktail (Using Real Data)', () {
+    test('Register Success', () async {
+      final request = RegisterRequestModel(
+        email: 'danakhdan@gmail.com',
+        password: '123456',
+        name: 'Akhdan Robbani',
+        birthDate: '12-07-2002',
+      );
+
+      when(() => mockDio.post(APIEndpoint.register, data: request.toJson())).thenAnswer((_) async => Response(
+            statusCode: 200,
+            data: {},
+            requestOptions: RequestOptions(path: APIEndpoint.register),
+          ));
+
+      final result = await authService.register(request);
+
+      expect(result, true);
+      verify(() => mockDio.post(APIEndpoint.register, data: request.toJson())).called(1);
+    });
+
+    test('Register Failure', () async {
+      final request = RegisterRequestModel(
+        email: 'danakhdan@gmail.com',
+        password: '123456',
+        name: 'Akhdan Robbani',
+        birthDate: '12-07-2002',
+      );
+
+      when(() => mockDio.post(APIEndpoint.register, data: request.toJson())).thenAnswer((_) async => Response(
+            statusCode: 400,
+            data: {'message': 'Registration failed'},
+            requestOptions: RequestOptions(path: APIEndpoint.register),
+          ));
+
+      expect(() => authService.register(request), throwsException);
+      verify(() => mockDio.post(APIEndpoint.register, data: request.toJson())).called(1);
+    });
+
+    test('Login With Email Success', () async {
+      final request = LoginRequestModel(email: 'danakhdan@gmail.com', password: '123456');
+      final responseData = {
+        'message': 'Login success',
+        'data': {
+          'id': 'lkasjd93093j4oi234n1234',
+          'email': 'danakhdan@gmail.com',
+          'name': 'Akhdan Robbani',
+          'birth_date': '2002-08-13 07:00:00',
+          'pic_url': 'https://example.com/akhdan.png',
+          'phone': '081234567890',
+          'locale': 'id-ID',
+        },
+        'meta': null,
+      };
+
+      when(() => mockDio.post(APIEndpoint.login, data: request.toJson())).thenAnswer((_) async => Response(
+            statusCode: 200,
+            data: responseData,
+            requestOptions: RequestOptions(path: APIEndpoint.login),
+          ));
+
+      final result = await authService.loginWithEmail(request);
+
+      expect(result.name, 'Akhdan Robbani');
+      expect(result.email, 'danakhdan@gmail.com');
+      expect(result.birthDate, DateTime.parse('2002-08-13 07:00:00'));
+      expect(result.phone, '081234567890');
+      expect(result.locale, 'id-ID');
+      verify(() => mockDio.post(APIEndpoint.login, data: request.toJson())).called(1);
+    });
+
+    test('Login With Email Failure - Invalid Credentials', () async {
+      final request = LoginRequestModel(email: 'danakhdan@gmail.com', password: 'wrongpassword');
+
+      when(() => mockDio.post(APIEndpoint.login, data: request.toJson())).thenAnswer((_) async => Response(
+            statusCode: 401,
+            data: {'message': 'Invalid credentials'},
+            requestOptions: RequestOptions(path: APIEndpoint.login),
+          ));
+
+      expect(() => authService.loginWithEmail(request), throwsException);
+      verify(() => mockDio.post(APIEndpoint.login, data: request.toJson())).called(1);
+    });
+
+    test('Login With Google Success', () async {
+      final idToken = 'valid_google_token';
+      final responseData = {
+        'message': 'Login success',
+        'data': {
+          'id': '680e5a6d2f480bd75db17a09',
+          'email': 'danakhdan@gmail.com',
+          'name': 'Akhdan Robbani',
+          'birth_date': '2002-08-13 07:00:00',
+          'pic_url': null,
+          'phone': '081234567890',
+          'locale': 'id-ID'
+        },
+        'meta': null
+      };
+
+      when(() => mockDio.post(APIEndpoint.loginGoogle, data: {"token_id": idToken})).thenAnswer((_) async => Response(
+            statusCode: 200,
+            data: responseData,
+            requestOptions: RequestOptions(path: APIEndpoint.loginGoogle),
+          ));
+
+      final result = await authService.loginWithGoogle(idToken);
+
+      expect(result.name, 'Akhdan Robbani');
+      expect(result.email, 'danakhdan@gmail.com');
+      expect(result.birthDate, DateTime.parse('2002-08-13 07:00:00'));
+      expect(result.phone, '081234567890');
+      expect(result.locale, 'id-ID');
+      verify(() => mockDio.post(APIEndpoint.loginGoogle, data: {"token_id": idToken})).called(1);
+    });
+
+    test('Login With Google Failure - Invalid Token', () async {
+      final idToken = 'invalid_google_token';
+
+      when(() => mockDio.post(APIEndpoint.loginGoogle, data: {"token_id": idToken})).thenAnswer((_) async => Response(
+            statusCode: 401,
+            data: {'message': 'Invalid Google token'},
+            requestOptions: RequestOptions(path: APIEndpoint.loginGoogle),
+          ));
+
+      expect(() => authService.loginWithGoogle(idToken), throwsException);
+      verify(() => mockDio.post(APIEndpoint.loginGoogle, data: {"token_id": idToken})).called(1);
+    });
+  });
+}

test/test_helper/auth_service_test.mock.dart

@@ -0,0 +1,8 @@
+// // Create this in a separate file, e.g., auth_service_test.mocks.dart
+
+// import 'package:dio/dio.dart';
+// import 'package:mockito/annotations.dart';
+// import 'package:quiz_app/data/providers/dio_client.dart';
+
+// @GenerateMocks([Dio, ApiClient])
+// void main() {}

test/test_helper/subject_service_test_mock.dart

@@ -0,0 +1,83 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:mocktail/mocktail.dart';
+import 'package:dio/dio.dart';
+import 'package:quiz_app/core/endpoint/api_endpoint.dart';
+import 'package:quiz_app/data/services/subject_service.dart';
+
+class MockDio extends Mock implements Dio {}
+
+void main() {
+  late MockDio mockDio;
+  late SubjectService subjectService;
+
+  setUp(() {
+    mockDio = MockDio();
+    subjectService = SubjectService();
+    subjectService.dio = mockDio;
+  });
+
+  group('SubjectService Tests', () {
+    test('getSubject - Success', () async {
+      final responseData = {
+        'message': 'Subjects fetched successfully',
+        'data': [
+          {
+            'id': 'subject1',
+            'name': 'Mathematics',
+          },
+          {
+            'id': 'subject2',
+            'name': 'Science',
+          },
+        ],
+        'meta': null,
+      };
+
+      when(() => mockDio.get(APIEndpoint.subject)).thenAnswer((_) async => Response(
+            statusCode: 200,
+            data: responseData,
+            requestOptions: RequestOptions(path: APIEndpoint.subject),
+          ));
+
+      final result = await subjectService.getSubject();
+
+      expect(result.data!.length, 2);
+      expect(result.data![0].id, 'subject1');
+      expect(result.data![0].name, 'Mathematics');
+      expect(result.data![1].id, 'subject2');
+      expect(result.data![1].name, 'Science');
+
+      verify(() => mockDio.get(APIEndpoint.subject)).called(1);
+    });
+
+    test('getSubject 400 validation issue', () async {
+      when(() => mockDio.get(APIEndpoint.subject)).thenAnswer((_) async => Response(
+            statusCode: 400,
+            data: {'message': 'Bad Request'},
+            requestOptions: RequestOptions(path: APIEndpoint.subject),
+          ));
+
+      expect(
+        () => subjectService.getSubject(),
+        throwsA(isA<Exception>()),
+      );
+
+      verify(() => mockDio.get(APIEndpoint.subject)).called(1);
+    });
+
+    test('getSubject (Network Error)', () async {
+      when(() => mockDio.get(APIEndpoint.subject)).thenThrow(DioException(
+        requestOptions: RequestOptions(path: APIEndpoint.subject),
+        error: 'Network Error',
+        type: DioExceptionType.connectionError,
+      ));
+
+      expect(
+        () => subjectService.getSubject(),
+        throwsA(isA<DioException>()),
+      );
+
+      verify(() => mockDio.get(APIEndpoint.subject)).called(1);
+    });
+  });
+}