格式化代码

test/unit/domain/entities/album_test.dart

@@ -0,0 +1,64 @@
+import 'package:test/test.dart';
+
+import '../../../../bin/domain/entities/album.dart';
+
+void main() {
+  group('Album', () {
+    test('should create an Album with required fields', () {
+      final now = DateTime.now();
+      final album = Album(
+        id: 1,
+        name: 'Vacation',
+        createdAt: now,
+        updatedAt: now,
+      );
+
+      expect(album.id, 1);
+      expect(album.name, 'Vacation');
+      expect(album.createdAt, now);
+      expect(album.updatedAt, now);
+    });
+
+    test('toJson should return correct map', () {
+      final now = DateTime(2024, 1, 1, 12, 0, 0);
+      final album = Album(
+        id: 42,
+        name: 'Birthday',
+        createdAt: now,
+        updatedAt: now,
+      );
+
+      final json = album.toJson();
+
+      expect(json, isA<Map<String, dynamic>>());
+      expect(json['id'], 42);
+      expect(json['name'], 'Birthday');
+      expect(json['createdAt'], now.toIso8601String());
+      expect(json['updatedAt'], now.toIso8601String());
+    });
+
+    test('toJson should serialize dates in ISO8601 format', () {
+      final createdAt = DateTime(2023, 6, 15);
+      final updatedAt = DateTime(2023, 12, 25);
+      final album = Album(
+        id: 1,
+        name: 'Test',
+        createdAt: createdAt,
+        updatedAt: updatedAt,
+      );
+
+      final json = album.toJson();
+
+      expect(json['createdAt'], '2023-06-15T00:00:00.000');
+      expect(json['updatedAt'], '2023-12-25T00:00:00.000');
+    });
+
+    test('should handle empty name', () {
+      final now = DateTime.now();
+      final album = Album(id: 0, name: '', createdAt: now, updatedAt: now);
+
+      expect(album.name, '');
+      expect(album.toJson()['name'], '');
+    });
+  });
+}