오류 수정, 통계 보강

backend/test/unit/averageService.test.js

@@ -0,0 +1,102 @@
+const { expect } = require('chai');
+const sinon = require('sinon');
+const proxyquire = require('proxyquire');
+const fs = require('fs').promises;
+
+// models의 각 모델을 미리 stub
+const mockModels = {
+  EventScore: { findAll: sinon.stub() },
+  Member: { findByPk: sinon.stub() },
+  Club: { findByPk: sinon.stub() }
+};
+
+// proxyquire로 averageService를 models stub과 함께 불러오기
+let averageService;
+
+
+// averageService를 require (이 시점에 models가 이미 stub됨)
+describe('averageService', () => {
+  let sandbox;
+  let freshAverageService;
+
+  beforeEach(() => {
+    sandbox = sinon.createSandbox();
+    mockModels.EventScore.findAll.reset();
+    mockModels.Member.findByPk.reset();
+    mockModels.Club.findByPk.reset();
+    freshAverageService = proxyquire.noCallThru().load('../../services/averageService', {
+      '../models': mockModels
+    });
+  });
+
+  afterEach(() => {
+    sandbox.restore();
+  });
+
+  describe('calculateMemberAverage', () => {
+    it('점수가 없을 경우 기본값 0을 반환해야 함', async () => {
+      sandbox.stub(fs, 'mkdir').resolves();
+      sandbox.stub(fs, 'writeFile').resolves();
+      sandbox.stub(fs, 'readFile').rejects({ code: 'ENOENT' });
+      mockModels.EventScore.findAll.resolves([]);
+      sandbox.stub(freshAverageService, 'getFromCache').resolves(null);
+      sandbox.stub(freshAverageService, 'setToCache').resolves(true);
+      sandbox.stub(freshAverageService, 'invalidateCache').resolves(true);
+      const startDate = new Date('2023-01-01');
+      const endDate = new Date('2023-12-31');
+      const result = await freshAverageService.calculateMemberAverage(1, startDate, endDate);
+      expect(result).to.deep.equal({ average: 0, games: 0, totalScore: 0 });
+      expect(mockModels.EventScore.findAll.called).to.be.true;
+    });
+
+    it('점수가 있을 경우 올바른 평균을 계산해야 함', async () => {
+      sandbox.stub(fs, 'mkdir').resolves();
+      sandbox.stub(fs, 'writeFile').resolves();
+      sandbox.stub(fs, 'readFile').rejects({ code: 'ENOENT' });
+      mockModels.EventScore.findAll.resolves([
+        { score: 180 }, { score: 200 }, { score: 220 }
+      ]);
+      sandbox.stub(freshAverageService, 'getFromCache').resolves(null);
+      sandbox.stub(freshAverageService, 'setToCache').resolves(true);
+      sandbox.stub(freshAverageService, 'invalidateCache').resolves(true);
+      const startDate = new Date('2023-01-01');
+      const endDate = new Date('2023-12-31');
+      const result = await freshAverageService.calculateMemberAverage(1, startDate, endDate);
+      expect(result).to.deep.equal({ average: 200, games: 3, totalScore: 600 });
+      expect(mockModels.EventScore.findAll.called).to.be.true;
+    });
+  });
+
+  describe('calculateMemberAverageByClubSetting', () => {
+    it('클럽 설정에 따라 올바른 기간으로 평균을 계산해야 함', async () => {
+      sandbox.stub(fs, 'mkdir').resolves();
+      sandbox.stub(fs, 'writeFile').resolves();
+      sandbox.stub(fs, 'readFile').rejects({ code: 'ENOENT' });
+      const calculateStub = sandbox.stub().resolves({
+        average: 185, games: 10, totalScore: 1850
+      });
+      mockModels.Member.findByPk.resolves({ id: 1, name: '테스트 회원' });
+      mockModels.Club.findByPk.resolves({ id: 1, name: '테스트 클럽', averageCalculationPeriod: '최근 3개월' });
+      const result = await freshAverageService.calculateMemberAverageByClubSetting(1, 1, {
+        ...freshAverageService,
+        calculateMemberAverage: calculateStub
+      });
+      expect(result).to.deep.equal({ average: 185, games: 10, totalScore: 1850 });
+      expect(mockModels.Member.findByPk.called).to.be.true;
+      expect(mockModels.Club.findByPk.called).to.be.true;
+      expect(calculateStub.called).to.be.true;
+    });
+  });
+
+  describe('invalidateMemberAverageCache', () => {
+    it('회원 ID에 해당하는 캐시를 무효화해야 함', async () => {
+      const invalidateCacheStub = sandbox.stub().resolves(true);
+      const result = await freshAverageService.invalidateMemberAverageCache(1, {
+        ...freshAverageService,
+        invalidateCache: invalidateCacheStub
+      });
+      expect(invalidateCacheStub.calledWith('average:1')).to.be.true;
+      expect(result).to.be.true;
+    });
+  });
+});