Completed all task and have one test per Service file.

JavaFinalProject.iml

@@ -4,8 +4,25 @@
     <exclude-output />
     <content url="file://$MODULE_DIR$">
       <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/test" isTestSource="true" />
     </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="module-library" exported="">
+      <library name="JUnit5.8.1">
+        <CLASSES>
+          <root url="jar://$MAVEN_REPOSITORY$/org/junit/jupiter/junit-jupiter/5.8.1/junit-jupiter-5.8.1.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/junit/jupiter/junit-jupiter-api/5.8.1/junit-jupiter-api-5.8.1.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/opentest4j/opentest4j/1.2.0/opentest4j-1.2.0.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/junit/platform/junit-platform-commons/1.8.1/junit-platform-commons-1.8.1.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/apiguardian/apiguardian-api/1.1.2/apiguardian-api-1.1.2.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/junit/jupiter/junit-jupiter-params/5.8.1/junit-jupiter-params-5.8.1.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/junit/jupiter/junit-jupiter-engine/5.8.1/junit-jupiter-engine-5.8.1.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/junit/platform/junit-platform-engine/1.8.1/junit-platform-engine-1.8.1.jar!/" />
+        </CLASSES>
+        <JAVADOC />
+        <SOURCES />
+      </library>
+    </orderEntry>
   </component>
 </module>

src/com/generation/Main.java

@@ -45,6 +45,7 @@ public static void main( String[] args )
         while ( option != 6 );
     }
 
+
     private static void enrollStudentToCourse( StudentService studentService, CourseService courseService,
                                                Scanner scanner )
     {

src/com/generation/model/Instructor.java

@@ -12,7 +12,7 @@ public class Instructor
 
     private final List<Course> teachingCourses = new ArrayList<>();
 
-    protected Instructor( String id, String name, String email, Date birthDate )
+    protected Instructor(String id, String name, String email, Date birthDate )
     {
         super( id, name, email, birthDate );
     }

src/com/generation/model/Person.java

@@ -12,7 +12,7 @@ abstract public class Person
 
     private final Date birthDate;
 
-    protected Person( String id, String name, String email, Date birthDate )
+    protected Person(String id, String name, String email, Date birthDate )
     {
         this.id = id;
         this.name = name;

src/com/generation/model/Student.java

@@ -1,29 +1,53 @@
 package com.generation.model;
-
-import java.util.ArrayList;
-import java.util.Date;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-
+import java.util.*;
 public class Student
     extends Person
     implements Evaluation
 {
     private double average;
-
-    private final List<Course> courses = new ArrayList<>();
+    // an array list that holds the objects of Course named:courses
+     private final List<Course> courses = new ArrayList<>();
+    //temp holds the courses each student is enrolled
+    public final List<String> temp = new ArrayList<>();
 
     private final Map<String, Course> approvedCourses = new HashMap<>();
 
-    public Student( String id, String name, String email, Date birthDate )
+    public Student(String id, String name, String email, Date birthDate )
     {
         super( id, name, email, birthDate );
     }
-
+    //getter method to return the enrolled courses to display in student summary
+    public List<String> getTemp(){
+        return temp;
+    }
     public void enrollToCourse( Course course )
     {
-        //TODO implement this method
+        //check if student is already enrolled in course
+        if(!isAttendingCourse(course.getCode())) {
+            //add the user's input course into the arrayList course
+            courses.add(course);
+            //add the course into the arrayList
+            temp.add(String.valueOf(course));
+        } else {
+            System.out.println("Student is already enrolled in course");
+        }
+    }
+
+
+    public boolean isAttendingCourse( String courseCode ) {
+        //iterate through the courses arrayList that consists of Course object.
+        // IE: [Course{Code,Name,Credits,Module},Course{Code,Name,Credits,Module},Course{Code,Name,Credits,Module}]
+        //for each element(temp) in arrayList(courses)
+        for (Course temp : courses) {
+           //use getCode method to get the course code of each element in the arrayList
+           //.equals check if it matches with the user's input(courseCode)
+            if (temp.getCode().equals(courseCode)) {
+                //return true if it equals
+                return true;
+               //return false if not found
+            }
+        }
+        return false;
     }
 
     public void registerApprovedCourse( Course course )
@@ -32,12 +56,6 @@ public void registerApprovedCourse( Course course )
     }
 
 
-    public boolean isAttendingCourse( String courseCode )
-    {
-        //TODO implement this method
-        return false;
-    }
-
     @Override
     public double getAverage()
     {

src/com/generation/service/CourseService.java

@@ -4,10 +4,7 @@
 import com.generation.model.Module;
 import com.generation.model.Student;
 
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
+import java.util.*;
 
 public class CourseService
 {
@@ -63,7 +60,8 @@ public void enrollStudent( String courseId, Student student )
         enrolledStudents.get( courseId ).add( student );
     }
 
-    public void showEnrolledStudents( String courseId )
+
+    public void showEnrolledStudents(String courseId)
     {
         if ( enrolledStudents.containsKey( courseId ) )
         {
@@ -75,7 +73,6 @@ public void showEnrolledStudents( String courseId )
         }
     }
 
-
     public void showSummary()
     {
         System.out.println( "Available Courses:" );
@@ -84,15 +81,16 @@ public void showSummary()
             Course course = courses.get( key );
             System.out.println( course );
         }
-        System.out.println( "Enrolled Students" );
         for ( String key : enrolledStudents.keySet() )
         {
             List<Student> students = enrolledStudents.get( key );
             System.out.println( "Students on Course " + key + ": " );
             for ( Student student : students )
             {
-                System.out.println( student );
+                System.out.println(student);
             }
         }
     }
+
 }
+

src/com/generation/service/StudentService.java

@@ -4,6 +4,7 @@
 import com.generation.model.Student;
 
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 
 public class StudentService
@@ -26,7 +27,18 @@ public Student findStudent( String studentId )
 
     public void showSummary()
     {
-        //TODO implement
+        System.out.println( "Total Students:" );
+        //loop through the students hashmap using mapName.keySet()
+        //for each key in the student...
+        for ( String key : students.keySet() ) {
+          // save each key (element) in the hashMap into a student obj
+            Student student = students.get( key );
+            String temp = student.getTemp().toString();
+            //print out each student until there's no more keys
+            //temp is the courses each student is enrolled into
+            System.out.println( student + temp);
+
+        }
     }
 
     public void enrollToCourse( String studentId, Course course )

src/com/generation/utils/PrinterHelper.java

@@ -8,44 +8,68 @@
 import java.util.Date;
 import java.util.Scanner;
 
-public class PrinterHelper
-{
+public class PrinterHelper {
 
-    public static void showMainMenu(){
-        System.out.println( "|-------------------------------|" );
-        System.out.println( "| Welcome to StudentGen         |" );
-        System.out.println( "|-------------------------------|" );
-        System.out.println( "| Select 1 option:              |" );
-        System.out.println( "| . 1 Register Student          |" );
-        System.out.println( "| . 2 Find Student              |" );
-        System.out.println( "| . 3 Enroll Student to Course  |" );
-        System.out.println( "| . 4 Show Students Summary     |" );
-        System.out.println( "| . 5 Show Courses Summary      |" );
-        System.out.println( "| . 6 Exit                      |" );
-        System.out.println( "|-------------------------------|" );
+    public static void showMainMenu() {
+        System.out.println("|-------------------------------|");
+        System.out.println("| Welcome to StudentGen         |");
+        System.out.println("|-------------------------------|");
+        System.out.println("| Select 1 option:              |");
+        System.out.println("| . 1 Register Student          |");
+        System.out.println("| . 2 Find Student              |");
+        System.out.println("| . 3 Enroll Student to Course  |");
+        System.out.println("| . 4 Show Students Summary     |");
+        System.out.println("| . 5 Show Courses Summary      |");
+        System.out.println("| . 6 Exit                      |");
+        System.out.println("|-------------------------------|");
     }
 
-    public static Student createStudentMenu( Scanner scanner )
-        throws ParseException
-    {
-        System.out.println( "|-------------------------------------|" );
-        System.out.println( "| . 1 Register Student                |" );
-        System.out.println( "|-------------------------------------|" );
-        System.out.println( "| Enter student name:                 |" );
+    public static Student createStudentMenu(Scanner scanner)
+            throws ParseException {
+        System.out.println("|-------------------------------------|");
+        System.out.println("| . 1 Register Student                |");
+        System.out.println("|-------------------------------------|");
+        System.out.println("| Enter student name:                 |");
         String name = scanner.next();
-        System.out.println( "| Enter student ID:                   |" );
+        System.out.println("| Enter student ID:                   |");
         String id = scanner.next();
-        System.out.println( "| Enter student email:                |" );
+        System.out.println("| Enter student email:                |");
         String email = scanner.next();
-        System.out.println( "| Enter student birth date(mm/dd/yyyy)|" );
-        DateFormat formatter = new SimpleDateFormat( "mm/dd/yyyy");
-        //TODO validate date format and catch exception to avoid crash
-        Date birthDate = formatter.parse( scanner.next());
-        System.out.println( "|-------------------------------------|" );
-        Student student = new Student( id, name, email, birthDate );
-        System.out.println( "Student Successfully Registered! " );
+        System.out.println("| Enter student birth date(mm/dd/yyyy)|");
+        // set date format to mm/dd/yyyy
+        DateFormat formatter = new SimpleDateFormat("MM/dd/yyyy");
+        // declare next input as dob
+        String dob = scanner.next();
+        // declare isValidDate to the return the value of isValidFormat method(if the date format is correct)
+        boolean isValidDate = isValidFormat(dob);
+        // while the format is not true, loop until the user input the correct format
+        while (!isValidDate){
+            System.out.println("| Enter student birth date(mm/dd/yyyy)|");
+            // retaking the user for DOB again
+            dob = scanner.next();
+            // resetting value on isValidDate and stops when true.
+            isValidDate = isValidFormat(dob);
+        }
+        // declare birthDate as the user's input into a DateFormat
+        Date birthDate = formatter.parse(dob);
+        System.out.println("|-------------------------------------|");
+        Student student = new Student(id, name, email, birthDate);
+        System.out.println("Student Successfully Registered! ");
         System.out.println(student);
         return student;
     }
 
+    public static boolean isValidFormat(String dob) {
+        try {
+            // set the expected date format
+            DateFormat formatter = new SimpleDateFormat("MM/dd/yyyy");
+            // check if date is matches the format
+            formatter.parse(dob);
+            return true;
+        } catch (Exception e) {
+            // throw error message if format is not matched
+            System.out.println("Wrong Date Format, Error: " +e.getMessage());
+            return false;
+        }
+    }
 }

test/com/generation/service/CourseServiceTest.java

@@ -0,0 +1,35 @@
+package com.generation.service;
+
+import com.generation.model.Course;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class CourseServiceTest {
+    //import CourseService object
+    public CourseService courseService;
+    //implement this constructor before each test
+    @BeforeEach
+    void setUp(){
+        courseService = new CourseService();
+    }
+    @Test
+    void getCourse() {
+        //assigning a var to getCourse's answer and converting it as a string
+        String code = String.valueOf(courseService.getCourse("INTRO-WEB-1"));
+        //assigning the answer string as a var
+        String answer = "Course{code='INTRO-WEB-1', name='Introduction to Web Applications', credits=9, module=Module{name='Web Development Fundamentals'}}";
+        assertEquals(answer,code);
+    }
+    @Test
+    void getCourseNull() {
+        //assigning a var to getCourse's answer and converting it as a string
+        String code = String.valueOf(courseService.getCourse("INTRO-W3B-2"));
+        //assigning the expected answer string as a var
+        String answer = "null";
+        //null is in a string because we made the valueOf null into a string within code assignment
+        assertEquals(answer,code);
+    }
+
+}

test/com/generation/service/StudentServiceTest.java

@@ -0,0 +1,28 @@
+package com.generation.service;
+
+import com.generation.model.Student;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import static org.junit.jupiter.api.Assertions.*;
+
+class StudentServiceTest {
+    //import student and studentService object
+    public Student student;
+    public StudentService studentService;
+
+    //execute before each test
+    @BeforeEach
+    void setUp(){
+        studentService = new StudentService();
+        //initialize students
+        Student mitch = new Student("1", "mitch", "email", null);
+        Student vector = new Student("2","vector", "email2", null);
+    }
+    @Test
+    void findStudent() {
+        Student temp = studentService.findStudent("2");
+        assertEquals(null, temp );
+
+    }
+
+}