import org.junit.jupiter.api.Test; import static org.junit.jupiter.api.Assertion

Question

 import org.junit.jupiter.api.Test;  import static org.junit.jupiter.api.Assertions.*;   class StudentTest {      // Test that a class gets added to the student's Classes list     // Create a student, add a class, and make sure the class that     // was added exists in the student's classes.     @Test     public void testAddClass(){         // Arrange          // Act          // Assert         fail("Implement this test method");     }      // Test that a class does not get added if maxNumberOfClasses     // has been reached. Create a student with a max number of classes     // of 2, add three classes, make sure the first two were added but     // the third was not.     @Test     public void testAddClassDoesntAddClassesIfMaxed(){          // Arrange          // Act          // Assert         fail("Implement this test method");     }      // Test the formatting of the schedule when getFormattedSchedule is called.     // Add a couple classes to student, then make sure the string returned by     // getFormattedSchedule is in the format {ClassName1}  {ClassName2}       @Test     public void testGetFormattedSchedule(){          // Arrange          // Act          // Assert         fail("Implement this test method");     }      // Test that if a student has no classes, when getFormattedSchedule is called     // the string "No classes added." gets returned.     @Test     public void testGetFormattedScheduleReturnsNoClassesAddedIfNoClasses(){          // Arrange          // Act          // Assert         fail("Implement this test method");     } }

Explanation / Answer

import static org.junit.Assert.*; import org.junit.Test; public class StudentTest { @Test public void testDefaultStudent() { Student student = new Student(2); assertNotNull(student); assertNotNull(student.getClasses()); assertEquals(0, student.getClasses().size()); } @Test public void testDefaultSchedule() { Student student = new Student(2); assertEquals("No classes added.", student.getFormattedSchedule()); } @Test public void testStudentWithClasses() { Class a = new Class("Course1"); Class b = new Class("Course2"); Student student = new Student(2); student.addClass(a); student.addClass(b); assertEquals(2, student.getClasses().size()); assertEquals(a, student.getClasses().get(0)); assertEquals(b, student.getClasses().get(1)); } @Test public void testMaxClasses() { Class a = new Class("Course1"); Class b = new Class("Course2"); Class c = new Class("Course3"); // creating with maximum classes 2 Student student = new Student(2); student.addClass(a); student.addClass(b); assertEquals("The number of classes should be 2.", 2, student.getClasses().size()); student.addClass(c); // should not be added assertEquals("There should be only 2 maximum classes.", 2, student.getClasses().size()); } @Test public void testGetFormattedSchedule() { Class a = new Class("Course1"); Class b = new Class("Course2"); Student student = new Student(2); student.addClass(a); student.addClass(b); String fomattedSchedule = "Course1" + " " + "Course2" + " "; assertEquals(fomattedSchedule, student.getFormattedSchedule()); } }

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