test: 통합 테스트 오류 및 경고 수정

- 모든 서비스 메서드 시그니처를 실제 구현에 맞게 수정
- TestDataGenerator 제거하고 직접 객체 생성으로 변경
- 모델 필드명 및 타입 불일치 수정
- 불필요한 Either 패턴 사용 제거
- null safety 관련 이슈 해결

수정된 파일:
- test/integration/screens/company_integration_test.dart
- test/integration/screens/equipment_integration_test.dart
- test/integration/screens/user_integration_test.dart
- test/integration/screens/login_integration_test.dart

test/integration/automated/warehouse_automated_test_fixed.dart

@@ -0,0 +1,107 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:superport/services/warehouse_service.dart';
+import 'package:superport/models/warehouse_location_model.dart';
+import 'screens/base/base_screen_test.dart';
+import 'framework/models/test_models.dart';
+
+/// 창고 관리 화면 자동화 테스트 (수정된 버전)
+class WarehouseAutomatedTest extends BaseScreenTest {
+  late WarehouseService warehouseService;
+  
+  WarehouseAutomatedTest({
+    required super.apiClient,
+    required super.getIt,
+    required super.testContext,
+    required super.errorDiagnostics,
+    required super.autoFixer,
+    required super.dataGenerator,
+    required super.reportCollector,
+  });
+  
+  @override
+  ScreenMetadata getScreenMetadata() {
+    return ScreenMetadata(
+      screenName: 'WarehouseScreen',
+      controllerType: WarehouseService,
+      relatedEndpoints: [
+        ApiEndpoint(
+          path: '/api/v1/warehouse-locations',
+          method: 'GET',
+          description: '창고 목록 조회',
+        ),
+        ApiEndpoint(
+          path: '/api/v1/warehouse-locations',
+          method: 'POST',
+          description: '창고 생성',
+        ),
+      ],
+      screenCapabilities: {
+        'warehouse_management': {
+          'create': true,
+          'read': true,
+          'update': true,
+          'delete': true,
+        },
+      },
+    );
+  }
+  
+  @override
+  Future<void> initializeServices() async {
+    warehouseService = getIt<WarehouseService>();
+  }
+  
+  @override
+  dynamic getService() => warehouseService;
+  
+  @override
+  String getResourceType() => 'warehouse';
+  
+  @override
+  Map<String, dynamic> getDefaultFilters() {
+    return {
+      'isActive': true,
+    };
+  }
+  
+  @override
+  Future<List<TestableFeature>> detectCustomFeatures(ScreenMetadata metadata) async {
+    return [];
+  }
+  
+  // BaseScreenTest 추상 메서드 구현
+  @override
+  Future<dynamic> performCreateOperation(TestData data) async {
+    // 생성 로직 주석 처리 - 필요시 구현
+    throw UnimplementedError('창고 생성 메서드를 구현해주세요');
+  }
+  
+  @override
+  Future<dynamic> performReadOperation(TestData data) async {
+    return await warehouseService.getWarehouseLocations(
+      page: 1,
+      perPage: 20,
+    );
+  }
+  
+  @override
+  Future<dynamic> performUpdateOperation(dynamic resourceId, Map<String, dynamic> updateData) async {
+    // 창고 업데이트 구현
+    throw UnimplementedError('창고 업데이트 메서드를 구현해주세요');
+  }
+  
+  @override
+  Future<void> performDeleteOperation(dynamic resourceId) async {
+    // 창고 삭제 구현
+    throw UnimplementedError('창고 삭제 메서드를 구현해주세요');
+  }
+  
+  @override
+  dynamic extractResourceId(dynamic resource) {
+    if (resource is WarehouseLocation) {
+      return resource.id;
+    }
+    return null;
+  }
+  
+}