work on test models part 1

test/model/company_profile_data_test.dart

@@ -0,0 +1,58 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:tm_app/data/services/model/company_profile_data/company_profile_data.dart';
+
+void main() {
+  group('CompanyProfileData Model Tests', () {
+    test('fromJson should parse JSON correctly', () {
+      final json = {
+        'id': '1',
+        'name': 'OpenAI',
+        'registration_number': '12345',
+        'industry': 'AI Research',
+        'founded_year': 2015,
+        'created_at': 1700000000,
+      };
+
+      final data = CompanyProfileData.fromJson(json);
+
+      expect(data.id, '1');
+      expect(data.name, 'OpenAI');
+      expect(data.registrationNumber, '12345');
+      expect(data.foundedYear, 2015);
+      expect(data.createdAt, 1700000000);
+    });
+
+    test('toJson should return valid JSON', () {
+      final data = const CompanyProfileData(
+        id: '2',
+        name: 'Flutter Inc',
+        registrationNumber: '98765',
+        industry: 'Software',
+        foundedYear: 2017,
+        createdAt: 1800000000,
+      );
+
+      final json = data.toJson();
+
+      expect(json['id'], '2');
+      expect(json['registration_number'], '98765');
+      expect(json['industry'], 'Software');
+    });
+
+    test('copyWith should return a modified object', () {
+      final data = const CompanyProfileData(
+        id: '1',
+        name: 'OldName',
+        registrationNumber: '123',
+        industry: 'Tech',
+        foundedYear: 2020,
+        createdAt: 1600000000,
+      );
+
+      final updated = data.copyWith(name: 'NewName');
+
+      expect(updated.name, 'NewName');
+      expect(updated.industry, 'Tech');
+    });
+  });
+}