Completed Lab

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

@@ -1,4 +1,98 @@
 package io.zipcoder;
 
+import javax.sound.midi.Soundbank;
+import java.lang.reflect.Array;
+import java.util.ArrayList;
+import java.util.List;
+
 public class Classroom {
-}
+    public Student[] students;
+    private Integer maxNumberOfStudents;
+
+    public Classroom(Integer maxNumberOfStudents) {
+        this.students = new Student[maxNumberOfStudents];
+        this.maxNumberOfStudents = maxNumberOfStudents;
+
+    }
+
+    public Classroom(Student[]students) {
+        this.students = students;
+
+    }
+
+    public Classroom() {
+        this.students = new Student[30];
+
+    }
+
+    public Student[] getStudents() {
+        List<Student> studentList = new ArrayList<>();
+        for (Student student: students) {
+            if (student != null)
+                studentList.add(student);
+        }
+           return studentList.toArray(new Student[studentList.size()]);
+
+    }
+
+    public double getAverageExamScores() {
+        double avgScore = 0;
+        double summ = 0;
+        for (int i = 0; i < students.length; i++) {
+            summ += students[i].getAverageExamScore();
+            avgScore = summ / students.length;
+
+        }
+        return avgScore;
+    }
+
+    public void addStudent(Student student) {
+        for (int i = 0; i < students.length; i++) {
+            if (students[i] == null) {
+                students[i] = student;
+            }
+            i++;
+        }
+    }
+
+        public int getNumberOfStudents () {
+            int count = 0;
+            for (int i = 0; i < students.length; i++) {
+                if (students[i] != null && students[i].getFirstName().length() > 0) {
+                    count++;
+
+                }
+            }
+            return count;
+        }
+
+        public void removeStudent(String firstName, String lastName) {
+
+
+            List<Student> studentList = new ArrayList<>();
+            for (int i = 0; i < students.length; i++) {
+                studentList.add(students[i]);
+            }
+            for (Student i : getStudents()) {
+                if (i.getFirstName().equals(firstName) && (i.getLastName().equals(lastName))) {
+                    studentList.remove(i);
+                }
+            }
+            students = studentList.toArray(new Student[0]);
+        }
+
+
+
+
+
+        public String getGradeBook(){
+
+        return null;
+        }
+    }
+
+
+
+
+
+

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

@@ -1,4 +1,81 @@
 package io.zipcoder;
 
+import java.util.ArrayList;
+import java.util.Arrays;
+
 public class Student {
+
+    private String firstName;
+    private String lastName;
+    ArrayList<Double>examScores;
+
+    public Student(String firstName, String lastName, Double[] testScores) {
+                this.firstName=firstName;
+                this.lastName=lastName;
+                this.examScores = new ArrayList<Double>(Arrays.asList(testScores));
+
+    }
+
+    public String getFirstName() {
+        return this.firstName;
+    }
+
+    public void setFirstName(String firstName) {
+        this.firstName = firstName;
+    }
+
+    public String getLastName() {
+        return lastName;
+    }
+
+    public void setLastName(String lastName) {
+        this.lastName = lastName;
+    }
+
+    public ArrayList<Double> getTestScores() {
+        return examScores;
+    }
+
+    public int getNumberOfTestsTaken() {
+        return examScores.size();
+    }
+
+    public String getExamScores() {
+        String scoreReport = "";
+        for (int i = 0; i < examScores.size(); i++) {
+            scoreReport += "Exam " + i + 1 + " --> " + examScores.get(i) + "\n";
+        }
+        return scoreReport;
+    }
+
+    public void addExamScore(double examScore) {
+        examScores.add(examScore);
+    }
+
+    public Double getAverageExamScore() {
+        double sum = 0;
+        double avgReport = 0;
+        for (int i = 0; i < examScores.size(); i++) {
+            sum += examScores.get(i);
+            avgReport = sum/examScores.size();
+        }
+        return avgReport;
+    }
+
+@Override
+    public String toString(){
+        return "'''\n" + "Student Name: " + firstName + " " + lastName + "\n" + getExamScores()+ "\n" + getAverageExamScore()+"\n'''";
+    }
+
+
+
+/*    @Override
+    public String toString() {
+        return "Student{" +
+                "firstName='" + firstName + '\'' +
+                ", lastName='" + lastName + '\'' +
+                ", testScores=" + examScores +
+                '}';
+    }*/
 }
+

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

@@ -1,4 +1,59 @@
 package io.zipcoder;
 
+import org.junit.Assert;
+import org.junit.Test;
+
 public class ClassroomTest {
+    @Test
+    public void getStudents() {
+        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 = new Student[]{s1, s2};
+        Classroom classroom = new Classroom(students);
+    }
+
+    @Test
+    public void getAverageExamScores() {
+        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 = new Student[]{s1, s2};
+        Classroom classroom = new Classroom(students);
+    }
+
+    @Test
+    public void addStudentTest() {
+        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);
+        classroom.addStudent(student);
+        int postEnrollment = classroom.getNumberOfStudents();
+
+        Assert.assertEquals(1, postEnrollment);
+
+
+    }
+
+    @Test
+    public void removeStudentTest() {
+        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);
+        classroom.addStudent(student);
+        int expected = classroom.getNumberOfStudents();
+        classroom.removeStudent("Leon","Hunter");
+        int actual = classroom.getNumberOfStudents();
+
+        Assert.assertEquals(expected-1,actual);
+    }
 }
+

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

@@ -1,5 +1,110 @@
 package io.zipcoder;
 
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.util.ArrayList;
+
 public class StudentTest {
 
+    @Test
+    public void getFirstName() {
+        Double[] examScores = { 100.0, 150.0, 250.0, 0.0 };
+        Student student = new Student("Jim", "Bo", examScores);
+
+        String actual = student.getFirstName();
+        String expected = "Jim";
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void setFirstName() {
+        Double[] examScores = { 100.0, 150.0, 250.0, 0.0 };
+        Student student = new Student("Jim", "Bo", examScores);
+        student.setFirstName("Gum");
+        String actual = student.getFirstName();
+        String expected = "Gum";
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void getLastName() {
+        Double[] examScores = { 100.0, 150.0, 250.0, 0.0 };
+        Student student = new Student("Jim", "Bo", examScores);
+
+        String actual = student.getLastName();
+        String expected = "Bo";
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void setLastName() {
+        Double[] examScores = { 100.0, 150.0, 250.0, 0.0 };
+        Student student = new Student("Jim", "Bo", examScores);
+        student.setLastName("Bobo");
+        String actual = student.getLastName();
+        String expected = "Bobo";
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void getTestScores() {
+        Double[] examScores = { 100.0, 150.0, 250.0, 0.0 };
+        Student student = new Student("Jim", "Bo", examScores);
+        ArrayList actual = student.getTestScores();
+        Double expected = 150.0;
+        Assert.assertEquals(actual.get(1),expected);
+    }
+
+    @Test
+    public void getNumberOfTestsTaken() {
+        Double[] examScores = { 100.0, 150.0, 250.0, 0.0 };
+        Student student = new Student("Jim", "Bo", examScores);
+        int actual = student.getNumberOfTestsTaken();
+        int expected = 4;
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void getExamScores() {
+        Double[] examScores = { 100.0, 150.0, 250.0, 0.0 };
+        Student student = new Student("Jim", "Bo", examScores);
+         String actual = student.getExamScores();
+    }
+
+    @Test
+    public void addExamScore() {
+        Double[] examScores = { 100.0, 150.0, 250.0, 0.0 };
+        Student student = new Student("Jim", "Bo", examScores);
+        int actual = student.getNumberOfTestsTaken()+1;
+        student.addExamScore(100.0);
+        int expected = student.getNumberOfTestsTaken();
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void getAverageExamScore() {
+        Double[] examScores = { 100.0, 150.0, 250.0, 0.0 };
+        Student student = new Student("Jim", "Bo", examScores);
+        Double actual = student.getAverageExamScore();
+        Double expected = 125.0;
+        Assert.assertEquals(expected,actual);
+    }
+
+    @Test
+    public void toStingTest() {
+        Double[] examScores = {100.0, 150.0, 250.0, 0.0};
+        Student student = new Student("Jim", "Bo", examScores);
+        String actual = student.toString();
+        String expected = "'''\n" +
+                "Student Name: Jim Bo\n" +
+                "Exam 01 --> 100.0\n" +
+                "Exam 11 --> 150.0\n" +
+                "Exam 21 --> 250.0\n" +
+                "Exam 31 --> 0.0\n" +
+                "\n" +
+                "125.0\n" +
+                "'''";
+        Assert.assertEquals(expected, actual);
+    }
 }