factory pattern - example 3 test

Author: khaled-hamam

library/creational-patterns/factory/example_3.ts

@@ -1,4 +1,4 @@
-class HttpError extends Error {
+export class HttpError extends Error {
   public name: string;
   public statusCode: number;
 

library/creational-patterns/factory/index.test.ts

@@ -1,3 +1,4 @@
+import { HttpError } from './example_3';
 import { Shape, IShapeFactory, ShapeFactory } from './example_2';
 import {
   Asteroid,
@@ -51,4 +52,11 @@ describe('Factory Pattern', () => {
       expect(shape.draw()).toBe('Rectangle');
     });
   });
+
+  describe('Example 3 Tests', () => {
+    it('should throw NotFoundError', () => {
+      const error: HttpError = HttpError.NotFoundError('The resource you requested is not found.');
+      expect(error.statusCode).toBe(404);
+    });
+  });
 });