ex-1: return Manager subclass when type is manager at createEmployee

Author: kaiosilveira

src/example-01/emplyees/factory/index.js

@@ -1,5 +1,6 @@
 import { Employee } from '..';
 import { Engineer } from '../engineer';
+import { Manager } from '../manager';
 import { Salesman } from '../salesman';
 
 export const createEmployee = (name, type) => {
@@ -8,6 +9,8 @@ export const createEmployee = (name, type) => {
       return new Engineer(name);
     case 'salesman':
       return new Salesman(name);
+    case 'manager':
+      return new Manager(name);
   }
   return new Employee(name, type);
 };

src/example-01/emplyees/factory/index.test.js

@@ -1,6 +1,7 @@
 import { createEmployee } from '.';
 import { Engineer } from '../engineer';
 import { Salesman } from '../salesman';
+import { Manager } from '../manager';
 
 describe('createEmployee', () => {
   it('should create an engineer', () => {
@@ -15,4 +16,10 @@ describe('createEmployee', () => {
     expect(employee.type).toBe('salesman');
     expect(employee instanceof Salesman).toBe(true);
   });
+
+  it('should create a manager', () => {
+    const employee = createEmployee('Kaio', 'manager');
+    expect(employee.type).toBe('manager');
+    expect(employee instanceof Manager).toBe(true);
+  });
 });