comment errors according to apidoc, add new tests and fix existing ones

test/api/v3/unit/libs/errors.test.js

@@ -3,6 +3,7 @@ import {
   NotAuthorized,
   BadRequest,
   InternalServerError,
+  NotFound,
 } from '../../../../../website/src/libs/api-v3/errors';
 
 describe('Custom Errors', () => {
@@ -21,7 +22,7 @@ describe('Custom Errors', () => {
       expect(notAuthorizedError).to.be.an.instanceOf(CustomError);
     });
 
-    it('it returns an http code of 400', () => {
+    it('it returns an http code of 401', () => {
       let notAuthorizedError = new NotAuthorized();
 
       expect(notAuthorizedError.httpCode).to.eql(401);
@@ -40,6 +41,32 @@ describe('Custom Errors', () => {
     });
   });
 
+  describe('NotFound', () => {
+    it('is an instance of CustomError', () => {
+      let notAuthorizedError = new NotFound();
+
+      expect(notAuthorizedError).to.be.an.instanceOf(CustomError);
+    });
+
+    it('it returns an http code of 404', () => {
+      let notAuthorizedError = new NotFound();
+
+      expect(notAuthorizedError.httpCode).to.eql(404);
+    });
+
+    it('returns a default message', () => {
+      let notAuthorizedError = new NotFound();
+
+      expect(notAuthorizedError.message).to.eql('Not found.');
+    });
+
+    it('allows a custom message', () => {
+      let notAuthorizedError = new NotFound('Custom Error Message');
+
+      expect(notAuthorizedError.message).to.eql('Custom Error Message');
+    });
+  });
+
   describe('BadRequest', () => {
     it('is an instance of CustomError', () => {
       let badRequestError = new BadRequest();
@@ -82,7 +109,7 @@ describe('Custom Errors', () => {
     it('returns a default message', () => {
       let internalServerError = new InternalServerError();
 
-      expect(internalServerError.message).to.eql('Internal server error.');
+      expect(internalServerError.message).to.eql('An unexpected error occurred.');
     });
 
     it('allows a custom message', () => {