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June 29, 2020 16:24
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NestJS Integration/E2E Testing Example with TypeORM, Postgres, JWT
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import { Test, TestingModule } from '@nestjs/testing' | |
import { INestApplication, LoggerService } from '@nestjs/common' | |
import * as request from 'supertest' | |
import { AppModule } from './../src/app.module' | |
class TestLogger implements LoggerService { | |
log(message: string) {} | |
error(message: string, trace: string) {} | |
warn(message: string) {} | |
debug(message: string) {} | |
verbose(message: string) {} | |
} | |
describe('AppController (e2e)', () => { | |
let app: INestApplication | |
beforeAll(async () => { | |
const moduleFixture: TestingModule = await Test.createTestingModule({ | |
imports: [AppModule], | |
}).compile() | |
app = moduleFixture.createNestApplication() | |
app.useLogger(new TestLogger()) | |
await app.init() | |
// tip: access the database connection via | |
// const connection = app.get(Connection) | |
// const a = connection.manager | |
}) | |
afterAll(async () => { | |
await Promise.all([ | |
app.close(), | |
]) | |
}) | |
it('/ (GET)', () => { | |
return request(app.getHttpServer()) | |
.get('/') | |
.expect(200) | |
.expect('Hello World!') | |
}) | |
describe('Authentication', () => { | |
let jwtToken: string | |
describe('AuthModule', () => { | |
// assume test data includes user [email protected] with password 'password' | |
it('authenticates user with valid credentials and provides a jwt token', async () => { | |
const response = await request(app.getHttpServer()) | |
.post('/auth/login') | |
.send({ email: '[email protected]', password: 'password' }) | |
.expect(200) | |
// set jwt token for use in subsequent tests | |
jwtToken = response.body.accessToken | |
expect(jwtToken).toMatch(/^[A-Za-z0-9-_=]+\.[A-Za-z0-9-_=]+\.?[A-Za-z0-9-_.+/=]*$/) // jwt regex | |
}) | |
it('fails to authenticate user with an incorrect password', async () => { | |
const response = await request(app.getHttpServer()) | |
.post('/auth/login') | |
.send({ email: '[email protected]', password: 'wrong' }) | |
.expect(401) | |
expect(response.body.accessToken).not.toBeDefined() | |
}) | |
// assume test data does not include a [email protected] user | |
it('fails to authenticate user that does not exist', async () => { | |
const response = await request(app.getHttpServer()) | |
.post('/auth/login') | |
.send({ email: '[email protected]', password: 'test' }) | |
.expect(401) | |
expect(response.body.accessToken).not.toBeDefined() | |
}) | |
}) | |
describe('Protected', () => { | |
it('gets protected resource with jwt authenticated request', async () => { | |
const response = await request(app.getHttpServer()) | |
.get('/protected') | |
.set('Authorization', `Bearer ${jwtToken}`) | |
.expect(200) | |
const data = response.body.data | |
// add assertions that reflect your test data | |
// expect(data).toHaveLength(3) | |
}) | |
}) | |
}) | |
}) |
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Hello im new using nest js, how can i share my token that i get in auth-e2e.spect.ts beetween anothers e2e.spect.ts that i have endpoints protected with jwt? any solution? because here we use the token in the same test suite.
thanks for the snippet was very useful for my project but i want to do some refactor in my code :)