feat: add lesson 15 manager and employee test

Author: OliviaxJames

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

@@ -0,0 +1,40 @@
+package com.codedifferently.lesson15;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import org.junit.jupiter.api.Test;
+
+public class EmployeeManagerTest {
+    @Test
+    public void testAddEmployee() {
+    EmployeeManager manager = new EmployeeManager();
+    Employee employee = new Employee(1, "Olivia James", "IT", 100000);
+    manager.addEmployee(employee);
+    assertThat(manager.getEmployee(1)).isEqualTo(employee);
+  }
+
+  @Test 
+  public void testGetEmployee() {
+    EmployeeManager manager = new EmployeeManager();
+    Employee employee = new Employee(1, "Olivia James", "IT", 100000);
+    manager.addEmployee(employee);
+    assertThat(manager.getEmployee(1)).isEqualTo(employee);
+  }
+
+  @Test
+  public void testRemoveEmployee () {
+    //Arrange
+    EmployeeManager manager = new EmployeeManager();
+    Employee employee = new Employee(1, "Olivia James", "IT", 100000);
+    
+    //Act
+    manager.addEmployee(employee);
+    manager.removeEmployee(1);
+    
+    //Assertion
+    assertThat(manager.getEmployeeCount()).isEqualTo(0);
+  }
+}
+
+
+
+

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

@@ -56,6 +56,19 @@ public void setSalary(){
     employee.setSalary(50000);
     assertThat(employee.getSalary()).isEqualTo(50000);
 }
+
+@Test
+public void getDetails(){
+ 
+    Employee employee = new Employee(1, "Olivia James", "IT", 150000);
+    assertThat(employee.getDetails()).isEqualTo("1 Olivia James IT 150000.0");
+
+
+
 }
 
 
+}
+
+
+

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

@@ -15,21 +15,5 @@ public void testGetGreeting() {
     // Act
     Lesson15.main(null);
   }
-  @Test
-  public void testGetId(){
-    Employee employee = new Employee(1, "Olivia James", "IT", 100000);
-    int id = employee.getId();
-    assertThat(id).isEqualTo(1);
-
-  }
-@Test
-public void testSetId (){
-  Employee employee = new Employee(1, "Olivia James", "IT", 100000);
-  employee.setId(2);
-   assertThat(employee.getId()).isEqualTo(2);
-}
-
-
-
-
-}
+  
+}