tm_app/test/model/forgot_password_response_test.dart

import 'package:flutter_test/flutter_test.dart';
import 'package:tm_app/data/services/model/forgot_password_response/forgot_password_response_model.dart';

void main() {
  group('ForgotPasswordResponseModel Tests', () {
    final mockJson = {
      'success': true,
      'message': 'Password reset link sent successfully',
      'data': {
        'message': 'Reset link has been emailed to you',
        'success': true,
      },
      'error': {'message': null, 'code': null, 'details': null},
      'meta': {'timestamp': 1759746927},
    };

    test('fromJson creates valid instance', () {
      final response = ForgotPasswordResponseModel.fromJson(mockJson);

      expect(response.success, isTrue);
      expect(response.message, 'Password reset link sent successfully');

      final data = response.data!;
      expect(data.message, 'Reset link has been emailed to you');
      expect(data.success, isTrue);

      expect(response.error?.message, isNull);
      expect(response.meta?['timestamp'], 1759746927);
    });

    test('toJson converts model back to JSON correctly', () {
      final response = ForgotPasswordResponseModel.fromJson(mockJson);
      final json = response.toJson();

      expect(json['success'], true);
      expect(json['message'], 'Password reset link sent successfully');

      final data = response.data?.toJson() ?? {};
      expect(data['message'], 'Reset link has been emailed to you');
      expect(data['success'], true);

      final meta = json['meta'] as Map<String, dynamic>?;
      expect(meta?['timestamp'], 1759746927);
    });

    test('copyWith updates fields correctly', () {
      final response = ForgotPasswordResponseModel.fromJson(mockJson);

      final updated = response.copyWith(
        message: 'Updated message',
        success: false,
        data: response.data?.copyWith(success: false),
      );

      expect(updated.message, 'Updated message');
      expect(updated.success, isFalse);
      expect(updated.data?.success, isFalse);
    });

    test('equality works as expected', () {
      final res1 = ForgotPasswordResponseModel.fromJson(mockJson);
      final res2 = ForgotPasswordResponseModel.fromJson(mockJson);

      expect(res1, equals(res2));
      expect(res1.hashCode, equals(res2.hashCode));
    });
  });
}