Merge pull request #120 from sheng099/b132016

[LAB1] b132016

Author: AxelHowe

lab1/main_test.js

@@ -3,21 +3,45 @@ const assert = require('assert');
 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("Aker");
+    const student_same = new Student("Aker");
+    const student_invalid = "Aker";
+    // Check if invalid student is not added to the classroom
+    assert.strictEqual(myClass.addStudent(student_invalid), -1);
+    const id = myClass.addStudent(student);
+    // Check if first student is added to the classroom
+    assert.strictEqual(id, 0);
+    assert.strictEqual(myClass.students.length, 1);
+    const id_same = myClass.addStudent(student_same);
 });
 
 test("Test MyClass's getStudentById", () => {
-    // TODO
-    throw new Error("Test not implemented");
+    const myClass = new MyClass();
+    const student = new Student("Aker");
+    const id = myClass.addStudent(student);
+    // Check if the student is retrieved by id
+    assert.strictEqual(myClass.getStudentById(id), student);
+    assert.strictEqual(myClass.getStudentById(-1), null);
+    assert.strictEqual(myClass.getStudentById(1), null);
 });
 
 test("Test Student's setName", () => {
-    // TODO
-    throw new Error("Test not implemented");
+    const student = new Student("Aker");
+    student.setName(123);
+    assert.strictEqual(student.name, undefined);
+    student.setName(null);
+    assert.strictEqual(student.name, undefined);
+    student.setName("");
+    assert.strictEqual(student.name, "");
+    student.setName("Aker");
+    assert.strictEqual(student.name, "Aker");    
 });
 
 test("Test Student's getName", () => {
-    // TODO
-    throw new Error("Test not implemented");
-});
+    const student = new Student("Aker");
+    student.setName(undefined);
+    assert.strictEqual(student.getName(), "");
+    student.setName("Aker");
+    assert.strictEqual(student.getName(), "Aker");
+});