integration tests

tests/integration/drivers/profile/driver-stats.integration.test.ts

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+import { describe, it, expect, beforeEach } from 'vitest';
+import { DriversTestContext } from '../DriversTestContext';
+import { Driver } from '../../../../core/racing/domain/entities/Driver';
+
+describe('DriverStatsUseCase Integration', () => {
+  let context: DriversTestContext;
+
+  beforeEach(() => {
+    context = DriversTestContext.create();
+    context.clear();
+  });
+
+  describe('Success Path', () => {
+    it('should compute driver statistics from race results', async () => {
+      const driverId = 'd7';
+      const driver = Driver.create({ id: driverId, iracingId: '7', name: 'Stats Driver', country: 'US' });
+      await context.driverRepository.create(driver);
+
+      await context.driverStatsRepository.saveDriverStats(driverId, {
+        rating: 1800,
+        totalRaces: 15,
+        wins: 3,
+        podiums: 8,
+        overallRank: 5,
+        safetyRating: 4.2,
+        sportsmanshipRating: 90,
+        dnfs: 1,
+        avgFinish: 4.2,
+        bestFinish: 1,
+        worstFinish: 12,
+        consistency: 80,
+        experienceLevel: 'intermediate'
+      });
+
+      const stats = await context.driverStatsUseCase.getDriverStats(driverId);
+
+      expect(stats).not.toBeNull();
+      expect(stats!.rating).toBe(1800);
+      expect(stats!.totalRaces).toBe(15);
+      expect(stats!.wins).toBe(3);
+      expect(stats!.podiums).toBe(8);
+      expect(stats!.overallRank).toBe(5);
+      expect(stats!.safetyRating).toBe(4.2);
+      expect(stats!.sportsmanshipRating).toBe(90);
+      expect(stats!.dnfs).toBe(1);
+      expect(stats!.avgFinish).toBe(4.2);
+      expect(stats!.bestFinish).toBe(1);
+      expect(stats!.worstFinish).toBe(12);
+      expect(stats!.consistency).toBe(80);
+      expect(stats!.experienceLevel).toBe('intermediate');
+    });
+
+    it('should handle driver with no race results', async () => {
+      const driverId = 'd8';
+      const driver = Driver.create({ id: driverId, iracingId: '8', name: 'New Stats Driver', country: 'DE' });
+      await context.driverRepository.create(driver);
+
+      const stats = await context.driverStatsUseCase.getDriverStats(driverId);
+
+      expect(stats).toBeNull();
+    });
+  });
+
+  describe('Error Handling', () => {
+    it('should return null when driver does not exist', async () => {
+      const nonExistentDriverId = 'non-existent-driver';
+
+      const stats = await context.driverStatsUseCase.getDriverStats(nonExistentDriverId);
+
+      expect(stats).toBeNull();
+    });
+  });
+});