Merge pull request #27 from DENGRENHAO/110550174

[LAB1] 110550174

Author: TaiYou-TW

lab1/main_test.js

@@ -2,22 +2,62 @@ const test = require('node:test');
 const assert = require('assert');
 const { MyClass, Student } = require('./main');
 
+// const myClass = new MyClass();
+// const names = ['John', 'Jane', 'Doe', 'Smith'];
+// names.forEach(name => {
+//     const student = new Student();
+//     student.setName(name);
+//     const newStudentId = myClass.addStudent(student);
+//     const newStudentName = myClass.getStudentById(newStudentId).getName();
+//     console.log('[+] Added student with id: %d, name: %s', newStudentId, newStudentName);
+// });
+
 test("Test MyClass's addStudent", () => {
-    // TODO
-    throw new Error("Test not implemented");
+    const myClass = new MyClass();
+    const names = ['John', 'Jane', 'Doe', 'Smith'];
+    for (let i = 0; i < names.length; i++) {
+        const student = new Student();
+        const validStudentId = myClass.addStudent(student);
+        assert.strictEqual(validStudentId, i);
+    }
+
+    const invalidStudentId = myClass.addStudent({});
+    assert.strictEqual(invalidStudentId, -1);
 });
 
 test("Test MyClass's getStudentById", () => {
-    // TODO
-    throw new Error("Test not implemented");
+    const myClass = new MyClass();
+    const names = ['John', 'Jane', 'Doe', 'Smith'];
+    names.forEach(name => {
+        const student = new Student();
+        student.setName(name);
+        const newStudentId = myClass.addStudent(student);
+        const newStudentName = myClass.getStudentById(newStudentId).getName();
+        assert.strictEqual(newStudentName, name);
+    });
+
+    const nonExistingStudent = myClass.getStudentById(4);
+    assert.strictEqual(nonExistingStudent, null);
+
+    const nonExistingStudent_2 = myClass.getStudentById(-1);
+    assert.strictEqual(nonExistingStudent_2, null);
 });
 
 test("Test Student's setName", () => {
-    // TODO
-    throw new Error("Test not implemented");
+    const student = new Student();
+
+    student.setName('John');
+    assert.strictEqual(student.getName(), 'John');
+
+    student.setName(123);
+    assert.strictEqual(student.getName(), 'John');
 });
 
 test("Test Student's getName", () => {
-    // TODO
-    throw new Error("Test not implemented");
+    const student = new Student();
+
+    assert.strictEqual(student.getName(), '');
+
+    student.setName('John');
+    assert.strictEqual(student.getName(), 'John');
 });