tm_app/test/model/feedback_data_test.dart

import 'package:flutter_test/flutter_test.dart';
import 'package:tm_app/data/services/model/feedback_data/feedback_data.dart';
import 'package:tm_app/data/services/model/tender_data/tender_data.dart';
import 'package:tm_app/data/services/model/organization/organization.dart';

void main() {
  group('FeedbackData Tests', () {
    test('fromJson should parse JSON correctly', () {
      final json = {
        'company_id': 'COMP123',
        'created_at': 1700000000,
        'customer_id': 'CUST456',
        'feedback_type': 'positive',
        'id': 'FB001',
        'tender_id': 'TND789',
        'updated_at': 1750000000,
        'tender': {
          'success': true,
          'message': 'ok',
          'id': 'TND789',
          'tender_id': 'TND789',
          'notice_publication_id': 'NP123',
          'publication_date': 1700000000,
          'title': 'New Tender',
          'description': 'Tender description',
          'procurement_type_code': 'PT001',
          'procedure_code': 'PRC001',
          'estimated_value': 1000000,
          'currency': 'USD',
          'duration': '12',
          'tender_deadline': 1710000000,
          'submission_deadline': 1710000000,
          'application_deadline': 1710000000,
          'submission_url': 'https://example.com',
          'country_code': 'IR',
          'duration_unit': 'month',
          'buyer_organization': {
            'id': 'ORG001',
            'name': 'Buyer Org',
          },
          'status': 'active',
        },
      };

      final feedback = FeedbackData.fromJson(json);

      expect(feedback.companyId, 'COMP123');
      expect(feedback.feedbackType, 'positive');
      expect(feedback.tender?.id, 'TND789');
      expect(feedback.tender?.title, 'New Tender');
      expect(feedback.tender?.buyerOrganization?.name, 'Buyer Org');
    });

    test('toJson should return valid JSON map', () {
      final tender = const TenderData(
        success: true,
        message: 'ok',
        id: 'TND123',
        tenderId: 'TND123',
        noticePublicationId: 'NP123',
        noticeTypeCode: 'cn-standard',
        formType: 'competition',
        noticeLanguageCode: 'ENG',
        issueDate: 1700000000,
        issueTime: 1700000000,
        publicationDate: 1700000000,
        title: 'Tender Title',
        description: 'Some description',
        procurementTypeCode: 'PROC001',
        procedureCode: 'PROCEDURE1',
        estimatedValue: 500000,
        currency: 'USD',
        duration: '6',
        tenderDeadline: 1710000000,
        submissionDeadline: 1715000000,
        applicationDeadline: 1712000000,
        submissionUrl: 'https://example.com',
        countryCode: 'IR',
        durationUnit: 'month',
        buyerOrganization: Organization(
          name: 'Test Organization',
          companyId: 'ORG001',
          address: null,
        ),
        lots: null,
        officialLanguages: null,
        status: 'active',
      );

      final feedback = FeedbackData(
        companyId: 'COMP001',
        createdAt: 1700000000,
        customerId: 'CUST001',
        feedbackType: 'negative',
        id: 'FB001',
        tenderId: 'TND123',
        tender: tender,
        updatedAt: 1750000000,
      );

      final json = feedback.toJson();

      expect(json['company_id'], 'COMP001');
      expect(json['feedback_type'], 'negative');

      final tenderJson = (json['tender'] as TenderData).toJson();
      expect(tenderJson['id'], 'TND123');
      expect(tenderJson['title'], 'Tender Title');
      expect((tenderJson['buyer_organization'] as Organization).toJson()['name'], 'Test Organization');
    });

    test('copyWith should modify specific fields only', () {
      final feedback = const FeedbackData(
        companyId: 'COMP001',
        createdAt: 1700000000,
        customerId: 'CUST001',
        feedbackType: 'neutral',
        id: 'FB001',
        tenderId: 'TND001',
        tender: TenderData(
          success: false,
          message: 'fail',
          id: 'TND001',
          tenderId: 'TND001',
          noticePublicationId: 'NP1',
          noticeTypeCode: 'cn-standard',
          formType: 'competition',
          noticeLanguageCode: 'ENG',
          issueDate: 1700000000,
          issueTime: 1700000000,
          publicationDate: 1700000000,
          title: 'Old Tender',
          description: 'Old desc',
          procurementTypeCode: 'PT001',
          procedureCode: 'PC001',
          estimatedValue: 10000,
          currency: 'USD',
          duration: '3',
          tenderDeadline: 1710000000,
          submissionDeadline: 1715000000,
          applicationDeadline: 1712000000,
          submissionUrl: 'https://example.com',
          countryCode: 'IR',
          durationUnit: 'month',
          buyerOrganization: Organization(
            name: 'Old Org',
            companyId: 'ORG001',
            address: null,
          ),
          lots: null,
          officialLanguages: null,
          status: 'inactive',
        ),
        updatedAt: 1750000000,
      );

      final updated = feedback.copyWith(feedbackType: 'positive');

      expect(updated.feedbackType, 'positive');
      expect(updated.companyId, 'COMP001');
      expect(updated.tender?.title, 'Old Tender');
    });

    test('fromJson handles null fields safely', () {
      final json = {
        'company_id': null,
        'created_at': null,
        'customer_id': null,
        'feedback_type': null,
        'id': null,
        'tender_id': null,
        'tender': null,
        'updated_at': null,
      };

      final feedback = FeedbackData.fromJson(json);

      expect(feedback.companyId, isNull);
      expect(feedback.tender, isNull);
      expect(feedback.feedbackType, isNull);
    });

    test('fromJson -> toJson round-trip should preserve data', () {
      final json = {
        'company_id': 'C1',
        'feedback_type': 'positive',
        'tender': {
          'id': 'T1',
          'title': 'Tender 1',
          'success': true,
          'buyer_organization': {
            'id': 'O1',
            'name': 'Org 1',
          },
        },
      };

      final feedback = FeedbackData.fromJson(json);
      final output = feedback.toJson();

      expect(output['company_id'], 'C1');
      final tenderJson = (output['tender'] as TenderData).toJson();
      expect(tenderJson['title'], 'Tender 1');
      expect((tenderJson['buyer_organization'] as Organization).toJson() ['name'], 'Org 1');
    });
  });
}