Lulin/task/add more unit tests (#69)

lib/presentation/settings/viewModels/login_view_model.dart

@@ -150,7 +150,7 @@ class LoginViewModel extends ChangeNotifier {
         throw Exception('Identity token not available in Apple credentials');
       }
       // Validate the token with backend and retrieve email if valid
-      final email = await validateAppleToken(identityToken);
+      final email = await authUseCase.validateAppleToken(identityToken);
 
       await syncUser(name, email, null);
 
@@ -163,7 +163,5 @@ class LoginViewModel extends ChangeNotifier {
     }
   }
 
-  Future<String> validateAppleToken(String identityToken) async {
-    return await authUseCase.validateAppleToken(identityToken);
-  }
+
 }

lib/presentation/settings/viewModels/update_password_view_model.dart

@@ -22,14 +22,16 @@ class UpdatePasswordViewModel extends ChangeNotifier {
 
   UpdatePasswordViewModel({required this.authUseCase});
 
-  Future<void> updatePassword(String newPassword) async {
+  Future<String> updatePassword(String newPassword) async {
     _setLoadingState(true);
     errorMessage = '';
     try {
       // Call the auth use case to update the password
-      await authUseCase.updatePassword(newPassword);
+      final message = await authUseCase.updatePassword(newPassword);
+      return message;
     } catch (error) {
       errorMessage = 'Failed to update password.';
+      return errorMessage;
     } finally {
       _setLoadingState(false);
     }

packages/domain/lib/mocks/auth_usecase_mock.dart

@@ -1,5 +1,6 @@
 import 'package:mockito/mockito.dart';
 
+import '../entities/user.dart';
 import '../usecases/auth_usecase.dart';
 
 class MockAuthUseCase extends Mock implements AuthUseCase {
@@ -21,5 +22,65 @@ class MockAuthUseCase extends Mock implements AuthUseCase {
           returnValue: Future.value(''),
           returnValueForMissingStub: Future.value(''));
 
+  @override
+  Future<String> validateAppleToken(String identityToken) =>
+      super.noSuchMethod(Invocation.method(#validateAppleToken, [identityToken]),
+         returnValue: Future.value(''),
+          returnValueForMissingStub: Future.value(''));
+
+  @override
+  Future<User> signup(String email, String password, String verificationCode, {String? name}) =>
+      super.noSuchMethod(
+          Invocation.method(#signup, [email, password, verificationCode, name]),
+          returnValue: Future.value(User(name: name, email: email)),
+          returnValueForMissingStub: Future.value(User(name: 'default', email: email)));
+
+  @override
+  Future<void> sendSignupVerificationCode(String email) =>
+      super.noSuchMethod(
+        Invocation.method(#sendSignupVerificationCode, [email]),
+        returnValue: Future.value(),
+        returnValueForMissingStub: Future.value(),
+      );
+  @override
+  Future<void> forgetPassword(String email) =>
+      super.noSuchMethod(
+        Invocation.method(#forgetPassword, [email]),
+        returnValue: Future.value(),
+        returnValueForMissingStub: Future.value(),
+      );
+  @override
+  Future<String> resetPassword(String email, String newPassword, String confirmationCode) =>
+      super.noSuchMethod(Invocation.method(#resetPassword, [email, newPassword, confirmationCode]),
+          returnValue: Future.value(''),
+          returnValueForMissingStub: Future.value(''));
+
+  @override
+  Future<String> updatePassword(String newPassword) =>
+      super.noSuchMethod(
+        Invocation.method(#updatePassword, [newPassword]),
+          returnValue: Future.value(''),
+          returnValueForMissingStub: Future.value(''));
+
+  @override
+  Future<bool> isLoggedIn() =>
+      super.noSuchMethod(
+        Invocation.method(#isLoggedIn, []),
+        returnValue: Future.value(true), // Corrected to Future<bool>
+        returnValueForMissingStub: Future.value(false), // Default fallback to false
+      );
+
+  @override
+  Future<void> logout() =>
+      super.noSuchMethod(
+        Invocation.method(#logout, []),
+        returnValue: Future.value(),
+        returnValueForMissingStub: Future.value(),
+      );
 
 }
+
+
+
+
+

packages/domain/lib/mocks/user_usecase_mock.dart

@@ -0,0 +1,14 @@
+import 'package:mockito/mockito.dart';
+
+import '../entities/user.dart';
+import '../usecases/user_usercase.dart';
+
+class MockUserUseCase extends Mock implements UserUseCase {
+  @override
+  Future<String> login(String email, String password) =>
+      super.noSuchMethod(Invocation.method(#login, [email, password]),
+          returnValue: Future.value(''),
+          returnValueForMissingStub: Future.value(''));
+
+
+}

packages/domain/lib/usecases/auth_usecase.dart

@@ -62,7 +62,7 @@ class AuthUseCaseImpl implements AuthUseCase {
     return await repository.forgetPassword(email);
   }
 
-  Future<String> resetPassword(email, newPassword, confirmationCode) async {
+  Future<String> resetPassword(String email, String newPassword, String confirmationCode) async {
     return await repository.resetPassword(email, newPassword, confirmationCode);
   }
 
@@ -71,7 +71,8 @@ class AuthUseCaseImpl implements AuthUseCase {
   }
 
   Future<String> updatePassword(String newPassword) async {
-    return await repository.updatePassword(newPassword);
+    String message =  await repository.updatePassword(newPassword);
+    return message;
   }
 
   Future<String> syncUser(String? displayName, String email, String? photoUrl) async {

test/forget_passowrd_view_model_test.dart

@@ -0,0 +1,163 @@
+import 'package:domain/entities/user.dart';
+import 'package:domain/mocks/auth_usecase_mock.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:mockito/mockito.dart';
+import 'package:swiftcomp/presentation/settings/viewModels/forget_password_view_model.dart';
+
+void main() {
+  group('ForgetPasswordViewModel Tests', ()
+  {
+    group('toggleNewPasswordVisibility', () {
+      test('should toggle obscureTextNewPassword and notify listeners', () {
+        final MockAuthUseCase mockAuthUseCase = MockAuthUseCase();
+        final ForgetPasswordViewModel forgetPasswordViewModel = ForgetPasswordViewModel(authUseCase: mockAuthUseCase);
+
+        // Initially true
+        expect(forgetPasswordViewModel.obscureTextNewPassword, true);
+
+        // Toggle
+        forgetPasswordViewModel.toggleNewPasswordVisibility();
+        expect(forgetPasswordViewModel.obscureTextNewPassword, false);
+
+        // Toggle back
+        forgetPasswordViewModel.toggleNewPasswordVisibility();
+        expect(forgetPasswordViewModel.obscureTextNewPassword, true);
+      });
+    });
+
+    group('toggleConfirmPasswordVisibility', () {
+      test('should toggle obscureTextConfirmPassword and notify listeners', () {
+        final MockAuthUseCase mockAuthUseCase = MockAuthUseCase();
+        final ForgetPasswordViewModel forgetPasswordViewModel = ForgetPasswordViewModel(authUseCase: mockAuthUseCase);
+
+        expect(forgetPasswordViewModel.obscureTextConfirmPassword, true);
+
+        // Toggle
+        forgetPasswordViewModel.toggleConfirmPasswordVisibility();
+        expect(forgetPasswordViewModel.obscureTextConfirmPassword, false);
+
+        // Toggle back
+        forgetPasswordViewModel.toggleConfirmPasswordVisibility();
+        expect(forgetPasswordViewModel.obscureTextConfirmPassword, true);
+      });
+    });
+
+    group('forgetPassword', () {
+      test('should set isLoading to true and back to false during the process', () async {
+        final MockAuthUseCase mockAuthUseCase = MockAuthUseCase();
+        final ForgetPasswordViewModel forgetPasswordViewModel = ForgetPasswordViewModel(authUseCase: mockAuthUseCase);
+
+        const email = '[email protected]';
+
+        when(mockAuthUseCase.forgetPassword(email)).thenAnswer((_) async {});
+
+        final future = forgetPasswordViewModel.forgetPassword(email);
+
+        // Verify isLoading is true during the process
+        expect(forgetPasswordViewModel.isLoading, true);
+
+        await future;
+
+        // Verify isLoading is false after the process
+        expect(forgetPasswordViewModel.isLoading, false);
+      });
+
+      test('should call forgetPassword with the correct email', () async {
+        final MockAuthUseCase mockAuthUseCase = MockAuthUseCase();
+        final ForgetPasswordViewModel forgetPasswordViewModel = ForgetPasswordViewModel(authUseCase: mockAuthUseCase);
+
+        const email = '[email protected]';
+
+        when(mockAuthUseCase.forgetPassword(email)).thenAnswer((_) async {});
+
+        await forgetPasswordViewModel.forgetPassword(email);
+
+        verify(mockAuthUseCase.forgetPassword(email)).called(1);
+      });
+
+      test('should set isPasswordResetting to true on successful process', () async {
+        final MockAuthUseCase mockAuthUseCase = MockAuthUseCase();
+        final ForgetPasswordViewModel forgetPasswordViewModel = ForgetPasswordViewModel(authUseCase: mockAuthUseCase);
+
+        const email = '[email protected]';
+
+        when(mockAuthUseCase.forgetPassword(email)).thenAnswer((_) async {});
+
+        await forgetPasswordViewModel.forgetPassword(email);
+
+        expect(forgetPasswordViewModel.isPasswordResetting, true);
+        expect(forgetPasswordViewModel.errorMessage, '');
+      });
+
+      test('should set errorMessage on failure and not set isPasswordResetting', () async {
+        final MockAuthUseCase mockAuthUseCase = MockAuthUseCase();
+        final ForgetPasswordViewModel forgetPasswordViewModel = ForgetPasswordViewModel(authUseCase: mockAuthUseCase);
+
+        const email = '[email protected]';
+
+        when(mockAuthUseCase.forgetPassword(email)).thenThrow(Exception('Error'));
+
+        await forgetPasswordViewModel.forgetPassword(email);
+
+        expect(forgetPasswordViewModel.isPasswordResetting, false);
+        expect(forgetPasswordViewModel.errorMessage, 'Failed to send confirmation code.');
+      });
+
+      test('should reset isLoading after failure', () async {
+        final MockAuthUseCase mockAuthUseCase = MockAuthUseCase();
+        final ForgetPasswordViewModel forgetPasswordViewModel = ForgetPasswordViewModel(authUseCase: mockAuthUseCase);
+
+        const email = '[email protected]';
+
+        when(mockAuthUseCase.forgetPassword(email)).thenThrow(Exception('Error'));
+
+        await forgetPasswordViewModel.forgetPassword(email);
+
+        expect(forgetPasswordViewModel.isLoading, false);
+      });
+    });
+    group('resetPassword', () {
+      test('should call repository with correct parameters', () async {
+        final MockAuthUseCase mockAuthUseCase = MockAuthUseCase();
+
+        const email = '[email protected]';
+        const newPassword = 'newPassword123';
+        const confirmationCode = '123456';
+        const expectedResult = 'Password reset successfully';
+
+        // Mock repository behavior
+        when(mockAuthUseCase.resetPassword(email, newPassword, confirmationCode))
+            .thenAnswer((_) async => expectedResult);
+
+        final result = await mockAuthUseCase.resetPassword(email, newPassword, confirmationCode);
+
+        // Verify the method was called with correct parameters
+        verify(mockAuthUseCase.resetPassword(email, newPassword, confirmationCode)).called(1);
+
+        // Verify the result matches the expected value
+        expect(result, expectedResult);
+      });
+
+      test('should throw an exception if repository throws an error', () async {
+        final MockAuthUseCase mockAuthUseCase = MockAuthUseCase();
+
+        const email = '[email protected]';
+        const newPassword = 'newPassword123';
+        const confirmationCode = '123456';
+
+        // Mock repository to throw an exception
+        when(mockAuthUseCase.resetPassword(email, newPassword, confirmationCode))
+            .thenThrow(Exception('Error resetting password'));
+
+        // Verify that the method throws the exception
+        expect(
+              () async => await mockAuthUseCase.resetPassword(email, newPassword, confirmationCode),
+          throwsA(isA<Exception>()),
+        );
+
+        // Verify the method was called with correct parameters
+        verify(mockAuthUseCase.resetPassword(email, newPassword, confirmationCode)).called(1);
+      });
+    });
+  });
+  }