95% finished

src/main/java/io/zipcoder/Classroom.java

@@ -1,4 +1,53 @@
 package io.zipcoder;
 
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
 public class Classroom {
+    private Student[] student;
+    private Integer maxNumberOfStudents;
+
+    public Classroom(Integer maxNumberOfStudents){
+        this.student = new Student[maxNumberOfStudents];
+    }
+    public Classroom(Student[] student){
+        this.student = student;
+    }
+    public Classroom(){
+        this.student = new Student[30];
+    }
+    public Student[] getStudents() {
+        return student;
+    }
+    public Double getAverageExamScore(){
+      Double sumScore = 0.0;
+        for (Student thisStudent : student) {
+            sumScore += thisStudent.getAverageTestScores();
+        }
+        return sumScore/student.length;
+    }
+    public void  addStudent(Student newStudent) {
+        for (int i = 0; i < student.length - 1; i++) {
+            if (student[i] == null) {
+                student[i] = newStudent;
+            }
+
+        }
+
+    }
+    public void removeStudent(String firstName, String lastName){
+       ArrayList<Student> newArrayList = new ArrayList<>(Arrays.asList(student));
+        for (int i = 0; i < student.length; i++) {
+            if(student[i].getFirstName().equals(firstName) && student[i].getLastName().equals(lastName)){
+            }
+        }
+        student = newArrayList.toArray(new Student[0]);
+    }
+    public void getStudentByScore(){
+        Arrays.sort(student);
+    }
+    public void getGradeBook(){
+
+    }
 }

src/main/java/io/zipcoder/Student.java

@@ -1,4 +1,72 @@
 package io.zipcoder;
 
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.LinkedHashMap;
+
 public class Student {
+    private String firstName;
+    private String lastName;
+    private ArrayList<Double> testScores;
+
+    public Student(String firstName, String lastName, Double[] testScores){
+        this.firstName = firstName;
+        this.lastName = lastName;
+        this.testScores = new ArrayList<Double>(Arrays.asList(testScores));
+    }
+
+    public String getFirstName() {
+        return firstName;
+    }
+
+    public void setFirstName(String firstName) {
+        this.firstName = firstName;
+    }
+
+    public String getLastName() {
+        return lastName;
+    }
+
+    public void setLastName(String lastName) {
+        this.lastName = lastName;
+    }
+
+    public String  getExamScores() {
+       String result = "";
+        for (int i = 0; i < testScores.size(); i++){
+            result += "Exam " + (i + 1) + " score: " + testScores.get(i) + "\n";
+        }
+        return result;
+      /*  LinkedHashMap<String,Double> map = new LinkedHashMap<>();
+        for (int i = 0; i < testScores.size(); i++) {
+            map.put("Exam " + (i + 1) + " score",testScores.get(i));
+            map.toString();
+        }
+   return map;*/
+    }
+
+    public void addExamScore(Double examScore){
+        testScores.add(examScore);
+    }
+
+    public Integer getNumberOfExamsTaken(Integer numberOfExams){
+        return testScores.size();
+    }
+    public void setExamScore(Integer examNumber, Double updatedScore) {
+     testScores.set(examNumber - 1, updatedScore);
+    }
+    public Double getAverageTestScores(){
+        Double sum = 0.0;
+        for (int i = 0; i < testScores.size(); i++) {
+             sum += testScores.get(i);
+        }
+        return sum / testScores.size();
+    }
+    public String toString(){
+        String newString = "";
+                  String result = newString +=  "Student Name: " + firstName + " " + lastName + "\n" +
+                    "> Average Score: " + this.getAverageTestScores() + "\n" +
+                    "> Exam Scores: " + this.getExamScores() + "\n";
+        return result;
+    }
 }

src/test/java/io/zipcoder/ClassroomTest.java

@@ -1,4 +1,48 @@
 package io.zipcoder;
 
+import org.junit.Test;
+
+import java.util.Arrays;
+
 public class ClassroomTest {
+    @Test
+    public void avgExamScoreTest(){
+        // : Given
+        Double[] s1Scores = { 100.0, 150.0 };
+        Double[] s2Scores = { 225.0, 25.0 };
+
+        Student s1 = new Student("student", "one", s1Scores);
+        Student s2 = new Student("student", "two", s2Scores);
+
+        Student[] students = {s1,s2};
+        Classroom classroom = new Classroom(students);
+
+        // When
+        double output = classroom.getAverageExamScore();
+
+        // Then
+        System.out.println(output);
+    }
+    @Test
+    public void addStudentTest(){
+        // : Given
+        int maxNumberOfStudents = 1;
+        Classroom classroom = new Classroom(maxNumberOfStudents);
+        Double[] examScores = { 100.0, 150.0, 250.0, 0.0 };
+        Student student = new Student("Leon", "Hunter", examScores);
+
+        // When
+        Student[] preEnrollment = classroom.getStudents();
+        classroom.addStudent(student);
+        Student[] postEnrollment = classroom.getStudents();
+
+        // Then
+        String preEnrollmentAsString = Arrays.toString(preEnrollment);
+        String postEnrollmentAsString = Arrays.toString(postEnrollment);
+
+        System.out.println("===========================");
+        System.out.println(preEnrollmentAsString);
+        System.out.println("===========================");
+        System.out.println(postEnrollmentAsString);
+    }
 }

src/test/java/io/zipcoder/StudentTest.java

@@ -1,5 +1,75 @@
 package io.zipcoder;
 
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+
 public class StudentTest {
+    @Test
+    public void getExamScoreTest(){
+        //given
+        Double[] examScores = {91.5,89.0,98.1,100.0};
+        Student student = new Student("Raymond","Fitzgerald", examScores );
+
+        //when
+       String output = "Exam " + 1 + " score: " + 91.5 + "\n" +
+                       "Exam " + 2 + " score: " + 89.0 + "\n" +
+                       "Exam " + 3 + " score: " + 98.1 + "\n" +
+                       "Exam " + 4 + " score: " + 100.0 + "\n";
+        //then
+        Assert.assertEquals(output, student.getExamScores());
+    }
+    @Test
+    public void addExamTest(){
+        //given
+        Double[] examScore = {};
+        Student student = new Student("Raymond", "Fitzgerald", examScore);
+
+        //when
+        student.addExamScore(95.0);
+        String expected = "Exam " + 1 + " score: " + 95.0 + "\n";
+
+        //then
+        Assert.assertEquals(expected, student.getExamScores());
+    }
+    @Test
+    public void setExamScoreTest(){
+        //given
+        Double[] examScores = {100.0};
+        Student student = new Student("Raymond", "Fitzgerald", examScores);
+
+        //when
+        student.setExamScore(1, 150.0);
+        String output = student.getExamScores();
+
+        //then
+        System.out.println(output);
+    }
+    @Test
+    public void getAverageTestScoreTest(){
+        //given
+        Double[] examScores = { 100.0, 150.0, 250.0, 0.0 };
+        Student student = new Student("Raymond", "Fitzgerald", examScores);
+
+        //when
+        Double output = student.getAverageTestScores();
+        Double expected = 125.0;
+
+        //then
+        Assert.assertEquals(output,expected);
+    }
+    @Test
+    public void toStringTest() {
+        // : Given
+        Double[] examScores = {100.0, 150.0, 250.0, 0.0};
+        Student student = new Student("Raymond", "Fitzgerald", examScores);
+
+        // When
+        String output = student.toString();
 
+        // Then
+        System.out.println(output);
+    }
 }