refactor

core/racing/domain/entities/result/Position.test.ts

@@ -0,0 +1,44 @@
+import { Position } from './Position';
+import { RacingDomainValidationError } from '../../errors/RacingDomainError';
+
+describe('Position', () => {
+  describe('create', () => {
+    it('should create a Position with valid positive integer', () => {
+      const position = Position.create(1);
+      expect(position.toNumber()).toBe(1);
+    });
+
+    it('should throw error for zero', () => {
+      expect(() => Position.create(0)).toThrow(RacingDomainValidationError);
+    });
+
+    it('should throw error for negative number', () => {
+      expect(() => Position.create(-1)).toThrow(RacingDomainValidationError);
+    });
+
+    it('should throw error for non-integer', () => {
+      expect(() => Position.create(1.5)).toThrow(RacingDomainValidationError);
+    });
+  });
+
+  describe('toNumber', () => {
+    it('should return the number value', () => {
+      const position = Position.create(5);
+      expect(position.toNumber()).toBe(5);
+    });
+  });
+
+  describe('equals', () => {
+    it('should return true for equal positions', () => {
+      const pos1 = Position.create(2);
+      const pos2 = Position.create(2);
+      expect(pos1.equals(pos2)).toBe(true);
+    });
+
+    it('should return false for different positions', () => {
+      const pos1 = Position.create(2);
+      const pos2 = Position.create(3);
+      expect(pos1.equals(pos2)).toBe(false);
+    });
+  });
+});