test: add missing tests

lib/bootstrap.dart

@@ -73,8 +73,8 @@ Future<void> setup() async {
     ..registerLazySingleton<ThemeRepository>(
       () => ThemeRepositoryImpl(service: getIt()),
     )
-    ..registerLazySingleton<NumberRepository>(
-      () => NumberRepositoryImpl(service: getIt()),
+    ..registerLazySingleton<NumbersRepository>(
+      () => NumbersRepositoryImpl(service: getIt()),
     )
     ..registerLazySingleton<GetThemeUseCase>(
       () => GetThemeUseCase(repository: getIt()),

lib/src/app/domain/domain.dart

@@ -1,2 +1,2 @@
 export 'repositories/repositories.dart';
-export 'usecases/usecases.dart';
+export 'use_cases/use_cases.dart';

lib/src/app/domain/use_cases/use_cases.dart

@@ -0,0 +1,2 @@
+export 'get_theme_use_case.dart';
+export 'save_theme_use_case.dart';

lib/src/core/core.dart

@@ -3,4 +3,4 @@ export 'extensions/extensions.dart';
 export 'l10n/l10n.dart';
 export 'params/params.dart';
 export 'resources/resources.dart';
-export 'usecases/usecase.dart';
+export 'use_case/use_case.dart';

lib/src/core/params/params.dart

@@ -1,7 +1,7 @@
 import 'package:flutter/foundation.dart';
 
+export 'get_number_params.dart';
 export 'get_theme_params.dart';
-export 'number_request_params.dart';
 export 'save_theme_params.dart';
 
 @immutable

lib/src/core/resources/data_state.dart

@@ -1,12 +1,14 @@
-import 'package:freezed_annotation/freezed_annotation.dart';
+import 'package:equatable/equatable.dart';
 import 'package:numbers/src/core/core.dart';
 
-@immutable
-sealed class DataState<T> {
+sealed class DataState<T> extends Equatable {
   const DataState({this.data, this.details});
 
   final T? data;
   final ErrorDetails? details;
+
+  @override
+  List<Object?> get props => [data, details];
 }
 
 final class DataSuccess<T> extends DataState<T> {

lib/src/core/resources/error_details.dart

@@ -1,4 +1,6 @@
-final class ErrorDetails {
+import 'package:equatable/equatable.dart';
+
+final class ErrorDetails extends Equatable {
   const ErrorDetails({
     required this.error,
     required this.message,
@@ -8,4 +10,7 @@ final class ErrorDetails {
   final String error;
   final String message;
   final String stackTrace;
+
+  @override
+  List<Object?> get props => [error, message, stackTrace];
 }

lib/src/features/number/data/repositories/number_repository_impl.dart → lib/src/features/number/data/repositories/numbers_repository_impl.dart

@@ -1,8 +1,8 @@
 import 'package:numbers/src/core/core.dart';
 import 'package:numbers/src/features/number/number.dart';
 
-final class NumberRepositoryImpl implements NumberRepository {
-  const NumberRepositoryImpl({
+final class NumbersRepositoryImpl implements NumbersRepository {
+  const NumbersRepositoryImpl({
     required NumbersService service,
   }) : _numbersService = service;
 

lib/src/features/number/data/repositories/repositories.dart

@@ -1 +1 @@
-export 'number_repository_impl.dart';
+export 'numbers_repository_impl.dart';

lib/src/features/number/domain/domain.dart

@@ -1,3 +1,3 @@
 export 'entities/entities.dart';
 export 'repositories/repositories.dart';
-export 'usecases/usecases.dart';
+export 'use_cases/use_cases.dart';

lib/src/features/number/domain/repositories/number_repository.dart → lib/src/features/number/domain/repositories/numbers_repository.dart

@@ -1,7 +1,7 @@
 import 'package:numbers/src/core/core.dart';
 import 'package:numbers/src/features/number/number.dart';
 
-abstract interface class NumberRepository {
+abstract interface class NumbersRepository {
   Future<DataState<Number>> getNumber(GetNumberParams params);
   Future<DataState<Number>> getRandomNumber();
 }

lib/src/features/number/domain/repositories/repositories.dart

@@ -1 +1 @@
-export 'number_repository.dart';
+export 'numbers_repository.dart';

lib/src/features/number/domain/usecases/get_number_usecase.dart → lib/src/features/number/domain/use_cases/get_number_use_case.dart

@@ -1,15 +1,19 @@
+import 'package:flutter/foundation.dart';
 import 'package:numbers/src/core/core.dart';
 import 'package:numbers/src/features/number/number.dart';
 
 final class GetNumberUseCase
     implements UseCase<DataState<Number>, GetNumberParams> {
   const GetNumberUseCase({
-    required NumberRepository repository,
-  }) : _numberRepository = repository;
+    required NumbersRepository repository,
+  }) : _numbersRepository = repository;
 
-  final NumberRepository _numberRepository;
+  final NumbersRepository _numbersRepository;
 
   @override
   Future<DataState<Number>> call({required GetNumberParams params}) =>
-      _numberRepository.getNumber(params);
+      _numbersRepository.getNumber(params);
 }
+
+@visibleForTesting
+base mixin MockGetNumberUseCaseMixin implements GetNumberUseCase {}

lib/src/features/number/domain/use_cases/get_random_number_use_case.dart

@@ -0,0 +1,19 @@
+import 'package:flutter/foundation.dart';
+import 'package:numbers/src/core/core.dart';
+import 'package:numbers/src/features/number/number.dart';
+
+final class GetRandomNumberUseCase
+    implements UseCase<DataState<Number>, Params> {
+  const GetRandomNumberUseCase({
+    required NumbersRepository repository,
+  }) : _numbersRepository = repository;
+
+  final NumbersRepository _numbersRepository;
+
+  @override
+  Future<DataState<Number>> call({Params params = const Params()}) =>
+      _numbersRepository.getRandomNumber();
+}
+
+@visibleForTesting
+base mixin MockGetRandomNumberUseCaseMixin implements GetRandomNumberUseCase {}

lib/src/features/number/domain/use_cases/use_cases.dart

@@ -0,0 +1,2 @@
+export 'get_number_use_case.dart' show GetNumberUseCase;
+export 'get_random_number_use_case.dart' show GetRandomNumberUseCase;

test/helpers/extensions/extensions.dart

@@ -0,0 +1 @@
+export 'widget_tester_ext.dart';

test/helpers/pump_app.dart → test/helpers/extensions/widget_tester_ext.dart

@@ -2,7 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:numbers/src/core/l10n/l10n.dart';
 
-extension PumpApp on WidgetTester {
+extension WidgetTesterExt on WidgetTester {
   Future<void> pumpApp(Widget widget) {
     return pumpWidget(
       MaterialApp(

test/helpers/helpers.dart

@@ -1 +1,2 @@
-export 'pump_app.dart';
+export 'extensions/extensions.dart';
+export 'mocks/mocks.dart';

test/helpers/mocks/mock_dio.dart

@@ -0,0 +1,4 @@
+import 'package:dio/dio.dart';
+import 'package:mocktail/mocktail.dart';
+
+final class MockDio extends Mock implements Dio {}

test/helpers/mocks/mock_get_number_use_case.dart

@@ -0,0 +1,4 @@
+import 'package:mocktail/mocktail.dart';
+import 'package:numbers/src/features/number/domain/use_cases/get_number_use_case.dart';
+
+final class MockGetNumberUseCase extends Mock with MockGetNumberUseCaseMixin {}

test/helpers/mocks/mock_get_random_number_use_case.dart

@@ -0,0 +1,5 @@
+import 'package:mocktail/mocktail.dart';
+import 'package:numbers/src/features/number/domain/use_cases/get_random_number_use_case.dart';
+
+final class MockGetRandomNumberUseCase extends Mock
+    with MockGetRandomNumberUseCaseMixin {}

test/helpers/mocks/mock_numbers_repository.dart

@@ -0,0 +1,4 @@
+import 'package:mocktail/mocktail.dart';
+import 'package:numbers/src/features/number/number.dart';
+
+final class MockNumbersRepository extends Mock implements NumbersRepository {}

test/helpers/mocks/mock_numbers_service.dart

@@ -0,0 +1,4 @@
+import 'package:mocktail/mocktail.dart';
+import 'package:numbers/src/features/number/number.dart';
+
+final class MockNumbersService extends Mock implements NumbersService {}

test/helpers/mocks/mocks.dart

@@ -0,0 +1,5 @@
+export 'mock_dio.dart';
+export 'mock_get_number_use_case.dart';
+export 'mock_get_random_number_use_case.dart';
+export 'mock_numbers_repository.dart';
+export 'mock_numbers_service.dart';

test/src/core/params/get_number_params_test.dart

@@ -0,0 +1,13 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:numbers/src/core/core.dart';
+
+void main() {
+  group('GetNumberParams', () {
+    test('extends from Params', () {
+      expect(
+        const GetNumberParams(number: 0),
+        isA<Params>(),
+      );
+    });
+  });
+}

test/src/core/params/get_theme_params_test.dart

@@ -0,0 +1,13 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:numbers/src/core/core.dart';
+
+void main() {
+  group('GetThemeParams', () {
+    test('extends from Params', () {
+      expect(
+        const GetThemeParams(key: 'test'),
+        isA<Params>(),
+      );
+    });
+  });
+}

test/src/core/params/save_theme_params_test.dart

@@ -0,0 +1,13 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:numbers/src/core/core.dart';
+
+void main() {
+  group('SaveThemeParams', () {
+    test('extends from Params', () {
+      expect(
+        const SaveThemeParams(key: 'key', value: 'value'),
+        isA<Params>(),
+      );
+    });
+  });
+}

test/src/core/resources/data_state_test.dart

@@ -0,0 +1,58 @@
+// ignore_for_file: prefer_const_constructors
+
+import 'package:flutter_test/flutter_test.dart';
+import 'package:numbers/src/core/core.dart';
+
+void main() {
+  group('DataSuccess', () {
+    test('extends from DataState', () {
+      expect(
+        DataSuccess<String>('test'),
+        isA<DataState<String>>(),
+      );
+    });
+
+    test('supports value comparisons', () {
+      expect(
+        DataSuccess<String>('test'),
+        equals(DataSuccess<String>('test')),
+      );
+    });
+  });
+
+  group('DataFailure', () {
+    test('extends from DataState', () {
+      expect(
+        DataFailure<String>(
+          ErrorDetails(
+            error: 'error',
+            message: 'message',
+            stackTrace: 'stackTrace',
+          ),
+        ),
+        isA<DataState<String>>(),
+      );
+    });
+
+    test('supports value comparisons', () {
+      expect(
+        DataFailure<String>(
+          ErrorDetails(
+            error: 'error',
+            message: 'message',
+            stackTrace: 'stackTrace',
+          ),
+        ),
+        equals(
+          DataFailure<String>(
+            ErrorDetails(
+              error: 'error',
+              message: 'message',
+              stackTrace: 'stackTrace',
+            ),
+          ),
+        ),
+      );
+    });
+  });
+}

test/src/core/resources/error_details_test.dart

@@ -0,0 +1,25 @@
+// ignore_for_file: prefer_const_constructors
+
+import 'package:flutter_test/flutter_test.dart';
+import 'package:numbers/src/core/core.dart';
+
+void main() {
+  group('ErrorDetails', () {
+    test('supports value comparisons', () {
+      expect(
+        ErrorDetails(
+          error: 'error',
+          message: 'message',
+          stackTrace: 'stackTrace',
+        ),
+        equals(
+          ErrorDetails(
+            error: 'error',
+            message: 'message',
+            stackTrace: 'stackTrace',
+          ),
+        ),
+      );
+    });
+  });
+}