feat: adds Meiko's Unit Tests for Employee and Employer Classes

Author: Meiko-S22

lesson_15/tdd/tdd_app/src/main/java/com/codedifferently/lesson15/Employee.java

@@ -46,18 +46,21 @@ public void setSalary(double salary) {
     this.salary = salary;
   }
 
-  public String getDetails(){
-    return "Employee's ID: "+ id +" Name: "+ name +" Department: " + department +" Salary: " + salary;
+  public String getDetails() {
+    return "Employee's ID: "
+        + id
+        + " Name: "
+        + name
+        + " Department: "
+        + department
+        + " Salary: "
+        + salary;
   }
 
-  public void setDetails(int id, String name, String department, double salary){
+  public void setDetails(int id, String name, String department, double salary) {
     this.id = id;
     this.name = name;
     this.department = department;
     this.salary = salary;
   }
-
-
 }
-
-

lesson_15/tdd/tdd_app/src/test/java/com/codedifferently/lesson15/Lesson15Test.java

@@ -73,16 +73,17 @@ public void testSetSalary() {
   }
 
   @Test
-  public void testGetDetails(){
-    Employee employee = new Employee(1,"Meiko Stephens","IT", 50000);
+  public void testGetDetails() {
+    Employee employee = new Employee(1, "Meiko Stephens", "IT", 50000);
     String details = employee.getDetails();
-    assertThat(details).isEqualTo("Employee's ID: 1 Name: Meiko Stephens Department: IT Salary: 50000.0");
+    assertThat(details)
+        .isEqualTo("Employee's ID: 1 Name: Meiko Stephens Department: IT Salary: 50000.0");
   }
 
   @Test
-  public void testSetDetails(){
-    Employee employee = new Employee(1,"Meiko Stephens","IT", 50000);
-    employee.setDetails(2,"John Smith","HR",40000);
+  public void testSetDetails() {
+    Employee employee = new Employee(1, "Meiko Stephens", "IT", 50000);
+    employee.setDetails(2, "John Smith", "HR", 40000);
     String result = employee.getDetails();
     String expected = "Employee's ID: 2 Name: John Smith Department: HR Salary: 40000.0";
     assertThat(result).isEqualTo(expected);