rating

core/identity/domain/services/RatingSnapshotCalculator.test.ts

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+import { RatingSnapshotCalculator } from './RatingSnapshotCalculator';
+import { RatingEvent } from '../entities/RatingEvent';
+import { RatingEventId } from '../value-objects/RatingEventId';
+import { RatingDimensionKey } from '../value-objects/RatingDimensionKey';
+import { RatingDelta } from '../value-objects/RatingDelta';
+
+describe('RatingSnapshotCalculator', () => {
+  describe('calculate', () => {
+    it('should return stub implementation with basic snapshot', () => {
+      const userId = 'user-123';
+      const events: RatingEvent[] = [
+        RatingEvent.create({
+          id: RatingEventId.generate(),
+          userId: userId,
+          dimension: RatingDimensionKey.create('driving'),
+          delta: RatingDelta.create(10),
+          occurredAt: new Date(),
+          createdAt: new Date(),
+          source: { type: 'race', id: 'race-123' },
+          reason: { code: 'TEST', summary: 'Test', details: {} },
+          visibility: { public: true, redactedFields: [] },
+          version: 1,
+        }),
+      ];
+
+      const result = RatingSnapshotCalculator.calculate(userId, events);
+      
+      // Stub returns a UserRating with updated driver dimension
+      expect(result.userId).toBe(userId);
+      expect(result.driver.value).toBeGreaterThan(50); // Should have increased
+      expect(result.driver.sampleSize).toBeGreaterThan(0);
+    });
+
+    it('should handle empty events array', () => {
+      const userId = 'user-123';
+      const result = RatingSnapshotCalculator.calculate(userId, []);
+      
+      expect(result.userId).toBe(userId);
+      expect(result.driver.sampleSize).toBe(0);
+    });
+
+    it('should handle multiple dimensions', () => {
+      const userId = 'user-123';
+      const events: RatingEvent[] = [
+        RatingEvent.create({
+          id: RatingEventId.generate(),
+          userId: userId,
+          dimension: RatingDimensionKey.create('driving'),
+          delta: RatingDelta.create(10),
+          occurredAt: new Date(),
+          createdAt: new Date(),
+          source: { type: 'race', id: 'race-123' },
+          reason: { code: 'TEST', summary: 'Test', details: {} },
+          visibility: { public: true, redactedFields: [] },
+          version: 1,
+        }),
+        RatingEvent.create({
+          id: RatingEventId.generate(),
+          userId: userId,
+          dimension: RatingDimensionKey.create('adminTrust'),
+          delta: RatingDelta.create(5),
+          occurredAt: new Date(),
+          createdAt: new Date(),
+          source: { type: 'vote', id: 'vote-123' },
+          reason: { code: 'TEST', summary: 'Test', details: {} },
+          visibility: { public: true, redactedFields: [] },
+          version: 1,
+        }),
+      ];
+
+      const result = RatingSnapshotCalculator.calculate(userId, events);
+      
+      expect(result.driver.value).toBeGreaterThan(50);
+      expect(result.admin.value).toBeGreaterThan(50);
+    });
+  });
+});