refactor

core/racing/domain/entities/DriverId.test.ts

@@ -0,0 +1,38 @@
+import { DriverId } from './DriverId';
+import { RacingDomainValidationError } from '../errors/RacingDomainError';
+
+describe('DriverId', () => {
+  describe('create', () => {
+    it('should create a DriverId with valid value', () => {
+      const id = DriverId.create('driver-123');
+      expect(id.toString()).toBe('driver-123');
+    });
+
+    it('should trim whitespace', () => {
+      const id = DriverId.create('  driver-123  ');
+      expect(id.toString()).toBe('driver-123');
+    });
+
+    it('should throw error for empty string', () => {
+      expect(() => DriverId.create('')).toThrow(RacingDomainValidationError);
+    });
+
+    it('should throw error for whitespace only', () => {
+      expect(() => DriverId.create('   ')).toThrow(RacingDomainValidationError);
+    });
+  });
+
+  describe('equals', () => {
+    it('should return true for equal ids', () => {
+      const id1 = DriverId.create('driver-123');
+      const id2 = DriverId.create('driver-123');
+      expect(id1.equals(id2)).toBe(true);
+    });
+
+    it('should return false for different ids', () => {
+      const id1 = DriverId.create('driver-123');
+      const id2 = DriverId.create('driver-456');
+      expect(id1.equals(id2)).toBe(false);
+    });
+  });
+});