Merge pull request #41 from Kyle-12/312553021

[LAB1] 312553021

Author: TaiYou-TW

lab1/main_test.js

@@ -4,20 +4,59 @@ const { MyClass, Student } = require('./main');
 
 test("Test MyClass's addStudent", () => {
     // TODO
-    throw new Error("Test not implemented");
+    const myClass = new MyClass();
+    const student = new Student();
+
+    student.setName("John");
+    const index = myClass.addStudent(student);
+    assert.strictEqual(index, 0);   //check if the student index is added to the class
+    
+    const notAStudent = {};
+    const invalidIndex = myClass.addStudent(notAStudent);
+    assert.strictEqual(invalidIndex, -1);   //check if the student's name is not a string
+
+    //throw new Error("Test not implemented");
 });
 
 test("Test MyClass's getStudentById", () => {
     // TODO
-    throw new Error("Test not implemented");
+    const myClass = new MyClass();
+    const student = new Student();
+    student.setName("Jane");
+    const id = myClass.addStudent(student);
+
+    const retrievedStudent = myClass.getStudentById(id);
+    assert.strictEqual(retrievedStudent, student); // use the id to get the student
+
+    const invalidStudent = myClass.getStudentById(999);
+    assert.strictEqual(invalidStudent, null); // check if the id is invalid
+
+    const invalidStudent1 = myClass.getStudentById(-1);
+    assert.strictEqual(invalidStudent1, null); // check if the id is invalid
+
+    //throw new Error("Test not implemented");
 });
 
 test("Test Student's setName", () => {
     // TODO
-    throw new Error("Test not implemented");
+    const student = new Student();
+    student.setName("Doe");
+    assert.strictEqual(student.name, "Doe"); //check if the name is set to Doe
+
+    student.setName(123);
+    assert.strictEqual(student.name, "Doe"); //check if the name is not a string
+
+    //throw new Error("Test not implemented");
 });
 
 test("Test Student's getName", () => {
     // TODO
-    throw new Error("Test not implemented");
+    const student = new Student();
+    student.setName("Smith");
+    assert.strictEqual(student.getName(), "Smith"); //check if the name is Smith
+
+    const newStudent = new Student();
+    assert.strictEqual(newStudent.getName(), ''); //check if the name is empty
+
+    //throw new Error("Test not implemented");
 });