Update main_test.js

Author: Yyrff

lab1/main_test.js

@@ -2,22 +2,41 @@ const test = require('node:test');
 const assert = require('assert');
 const { MyClass, Student } = require('./main');
 
-test("Test MyClass's addStudent", () => {
-    // TODO
-    throw new Error("Test not implemented");
-});
+test("Test MyClass's addStudent", async (t) => {
+    const myClass = new MyClass();
+    const student = new Student();
+    student.setName("John Doe");
+    
+    // 測試添加學生是否成功
+    const index = myClass.addStudent(student);
+    assert.strictEqual(index, 0, "Should return the index of the added student");
 
-test("Test MyClass's getStudentById", () => {
-    // TODO
-    throw new Error("Test not implemented");
+    // 測試添加非Student實例
+    const nonStudent = { name: "Fake Student" };
+    const nonStudentIndex = myClass.addStudent(nonStudent);
+    assert.strictEqual(nonStudentIndex, -1, "Should return -1 for non-Student instances");
 });
 
-test("Test Student's setName", () => {
-    // TODO
-    throw new Error("Test not implemented");
+test("Test MyClass's getStudentById", async (t) => {
+    const myClass = new MyClass();
+    const student = new Student();
+    student.setName("Jane Doe");
+    myClass.addStudent(student);
+    
+    // 測試通過有效ID獲取學生
+    const fetchedStudent = myClass.getStudentById(0);
+    assert.strictEqual(fetchedStudent.getName(), "Jane Doe", "Should fetch the correct student by ID");
+
+    // 測試使用無效ID獲取學生
+    const invalidStudent = myClass.getStudentById(-1);
+    assert.strictEqual(invalidStudent, null, "Should return null for invalid IDs");
 });
 
-test("Test Student's getName", () => {
-    // TODO
-    throw new Error("Test not implemented");
-});
+test("Test Student's setName and getName", async (t) => {
+    const student = new Student();
+    student.setName("John Smith");
+    assert.strictEqual(student.getName(), "John Smith", "setName and getName should correctly set and return the student's name");
+
+    student.setName(12345); // 嘗試使用非字符串設置名字
+    assert.notStrictEqual(student.getName(), 12345, "setName should not accept non-string values");
+});