diff --git a/lab1/main_test.js b/lab1/main_test.js
index 74a716b4..578edc63 100644
--- a/lab1/main_test.js
+++ b/lab1/main_test.js
@@ -4,20 +4,73 @@ const { MyClass, Student } = require('./main');
 
 test("Test MyClass's addStudent", () => {
     // TODO
-    throw new Error("Test not implemented");
+    myClass = new MyClass();
+    student = new Student();
+    nonStudent = new Object();
+
+    assert.strictEqual(myClass.addStudent(student), 0);
+    assert.strictEqual(myClass.addStudent(nonStudent), -1);
+    assert.strictEqual(myClass.addStudent(student), 1);
+    assert.strictEqual(myClass.addStudent(nonStudent), -1);
+    
+    // throw new Error("Test not implemented");
 });
 
 test("Test MyClass's getStudentById", () => {
     // TODO
-    throw new Error("Test not implemented");
+    myClass = new MyClass();
+
+    student1 = new Student();
+    myClass.addStudent(student1);
+
+    student2 = new Student();
+    myClass.addStudent(student2);
+
+    student3 = new Student();
+    myClass.addStudent(student3);
+
+    assert.strictEqual(myClass.getStudentById(0), student1);
+    assert.strictEqual(myClass.getStudentById(3), null);
+    assert.strictEqual(myClass.getStudentById(2), student3);
+    assert.strictEqual(myClass.getStudentById(1), student2);
+    assert.strictEqual(myClass.getStudentById(-1), null);
+
+    // throw new Error("Test not implemented");
 });
 
 test("Test Student's setName", () => {
     // TODO
-    throw new Error("Test not implemented");
+    student1 = new Student();
+    assert.strictEqual(student1.name, undefined);
+    student1.setName(123);
+    assert.strictEqual(student1.name, undefined);
+    student1.setName(1.345);
+    assert.strictEqual(student1.name, undefined);
+    student1.setName('John');
+    assert.strictEqual(student1.name, 'John');
+    student1.setName(123);
+    assert.strictEqual(student1.name, 'John');
+    student1.setName(1.345);
+    assert.strictEqual(student1.name, 'John');
+
+    // throw new Error("Test not implemented");
 });
 
 test("Test Student's getName", () => {
     // TODO
-    throw new Error("Test not implemented");
+
+    student1 = new Student();
+    assert.strictEqual(student1.getName(), '');
+    student1.setName(123);
+    assert.strictEqual(student1.getName(), '');
+    student1.setName(1.345);
+    assert.strictEqual(student1.getName(), '');
+    student1.setName('John');
+    assert.strictEqual(student1.getName(), 'John');
+    student1.setName(123);
+    assert.strictEqual(student1.getName(), 'John');
+    student1.setName(1.345);
+    assert.strictEqual(student1.getName(), 'John');
+
+    // throw new Error("Test not implemented");
 });
\ No newline at end of file