auth jwt sample Fix test cases

Author: KonradLinkowski

sample/19-auth-jwt/src/app.controller.spec.ts

@@ -1,22 +1,25 @@
 import { Test, TestingModule } from '@nestjs/testing';
 import { AppController } from './app.controller';
 import { AppService } from './app.service';
+import { AuthModule } from './auth/auth.module';
+import { UsersModule } from './users/users.module';
 
 describe('AppController', () => {
   let appController: AppController;
 
   beforeEach(async () => {
     const app: TestingModule = await Test.createTestingModule({
+      imports: [AuthModule, UsersModule],
       controllers: [AppController],
       providers: [AppService],
     }).compile();
 
     appController = app.get<AppController>(AppController);
   });
 
-  describe('root', () => {
-    it('should return "Hello World!"', () => {
-      expect(appController.getHello()).toBe('Hello World!');
+  describe('app controller', () => {
+    it('should be defined', () => {
+      expect(appController).toBeDefined();
     });
   });
 });

sample/19-auth-jwt/src/app.service.spec.ts

@@ -0,0 +1,25 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { AppController } from './app.controller';
+import { AppService } from './app.service';
+import { UsersModule } from './users/users.module';
+import { AuthModule } from './auth/auth.module';
+
+describe('AppService', () => {
+  let appService: AppService;
+
+  beforeEach(async () => {
+    const app: TestingModule = await Test.createTestingModule({
+      imports: [AuthModule, UsersModule],
+      controllers: [AppController],
+      providers: [AppService],
+    }).compile();
+
+    appService = app.get<AppService>(AppService);
+  });
+
+  describe('app service', () => {
+    it('should return "Hello World!"', () => {
+      expect(appService.getHello()).toBe('Hello World!');
+    });
+  });
+});

sample/19-auth-jwt/src/auth/auth.service.spec.ts

@@ -1,12 +1,26 @@
 import { Test, TestingModule } from '@nestjs/testing';
 import { AuthService } from './auth.service';
+import { LocalStrategy } from './local.strategy';
+import { JwtStrategy } from './jwt.strategy';
+import { UsersModule } from '../users/users.module';
+import { PassportModule } from '@nestjs/passport';
+import { JwtModule } from '@nestjs/jwt';
+import { jwtConstants } from './constants';
 
 describe('AuthService', () => {
   let service: AuthService;
 
   beforeEach(async () => {
     const module: TestingModule = await Test.createTestingModule({
-      providers: [AuthService],
+      imports: [
+        UsersModule,
+        PassportModule,
+        JwtModule.register({
+          secret: jwtConstants.secret,
+          signOptions: { expiresIn: '60s' },
+        }),
+      ],
+      providers: [AuthService, LocalStrategy, JwtStrategy],
     }).compile();
 
     service = module.get<AuthService>(AuthService);