feat: add unit tests for ScheduleRepository implementation's createSchedule function

Author: jjoonleo

test/data/repositories/schedule_repository_impl_test.dart

@@ -0,0 +1,61 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:mockito/mockito.dart';
+import 'package:on_time_front/data/repositories/schedule_repository_impl.dart';
+import 'package:on_time_front/domain/entities/place_entity.dart';
+import 'package:on_time_front/domain/entities/schedule_entity.dart';
+import 'package:on_time_front/domain/repositories/schedule_repository.dart';
+
+import '../../helpers/mock.mocks.dart';
+
+void main() {
+  late MockScheduleLocalDataSource mockScheduleLocalDataSource;
+  late MockScheduleRemoteDataSource mockScheduleRemoteDataSource;
+  late ScheduleRepository scheduleRepository;
+
+  final tPlaceEntity = PlaceEntity(
+    id: 1,
+    placeName: 'Office',
+  );
+
+  final tScheduleEntity = ScheduleEntity(
+    id: 1,
+    place: tPlaceEntity,
+    scheduleName: 'Meeting',
+    scheduleTime: DateTime.now(),
+    moveTime: DateTime(0, 0, 0, 0, 10),
+    isChanged: false,
+    isStarted: false,
+    scheduleSpareTime: DateTime(0, 0, 0, 0, 5),
+    scheduleNote: 'Discuss project updates',
+  );
+
+  setUpAll(() {
+    mockScheduleLocalDataSource = MockScheduleLocalDataSource();
+    mockScheduleRemoteDataSource = MockScheduleRemoteDataSource();
+    scheduleRepository = ScheduleRepositoryImpl(
+      scheduleLocalDataSource: mockScheduleLocalDataSource,
+      scheduleRemoteDataSource: mockScheduleRemoteDataSource,
+    );
+  });
+  group(
+    'createSchedule',
+    () {
+      test(
+        'when successful [createSchedule] should create a schedule with the given schedule entity',
+        () async {
+          // Arrange
+          when(mockScheduleLocalDataSource.createSchedule(tScheduleEntity, 1))
+              .thenAnswer((_) async {});
+          when(mockScheduleRemoteDataSource.createSchedule(tScheduleEntity))
+              .thenAnswer((_) async {});
+          // Act
+          await scheduleRepository.createSchedule(tScheduleEntity, 1);
+          // Assert
+          verify(
+              mockScheduleLocalDataSource.createSchedule(tScheduleEntity, 1));
+          verify(mockScheduleRemoteDataSource.createSchedule(tScheduleEntity));
+        },
+      );
+    },
+  );
+}