new file: test/score.test.js

new file:   test/server.test.js

test/score.test.js

@@ -0,0 +1,49 @@
+const chai = require('chai');
+const chaiHttp = require('chai-http');
+const app = require('../server'); // 引入 Express 应用
+const pool = require('../db'); // 引入数据库连接池
+const expect = chai.expect;
+
+chai.use(chaiHttp);
+
+describe('Student Score API Tests', () => {
+    // 在测试开始前准备一些测试数据
+    before(async () => {
+        const connection = await pool.getConnection();
+        await connection.query('INSERT INTO students (student_id, student_name, score, call_count) VALUES (123456, "HE", 85, 0)');
+        await connection.query('INSERT INTO students (student_id, student_name, score, call_count) VALUES (412536, "dfe", 90, 0)');
+        connection.release();
+    });
+
+    // 测试结束后清理数据
+    after(async () => {
+        const connection = await pool.getConnection();
+        await connection.query('DELETE FROM students WHERE student_id IN (123456, 412536)');
+        connection.release();
+    });
+
+    it('should return score of an existing student', (done) => {
+        chai.request(app)
+            .post('/api/get-score')
+            .send({ student_id: 123456 })
+            .end((err, res) => {
+                expect(res).to.have.status(200);
+                expect(res.body).to.be.an('object');
+                expect(res.body).to.have.property('student_id', 123456);
+                expect(Number(res.body.score)).to.equal(85); // 将 score 转为数值进行比较
+                done();
+            });
+    });    
+
+    it('should return 404 for a non-existing student', (done) => {
+        chai.request(app)
+            .post('/api/get-score')
+            .send({ student_id: 999 }) // 使用不存在的 ID
+            .end((err, res) => {
+                expect(res).to.have.status(404);
+                expect(res.body).to.be.an('object');
+                expect(res.body).to.have.property('message', '学生不存在');
+                done();
+            });
+    });
+});

test/server.test.js

@@ -0,0 +1,18 @@
+const chai = require('chai'); 
+const chaiHttp = require('chai-http');
+const app = require('../server'); 
+
+chai.use(chaiHttp);
+const { expect } = chai; 
+
+describe('Express Server Tests', () => {
+    it('should respond with status 200 on the root path', (done) => {
+        chai.request(app)
+            .get('/')
+            .end((err, res) => {
+                expect(res).to.have.status(200);
+                done();
+            });
+    });
+
+});