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import { Hono } from 'hono'

import { showRoutes } from 'hono/dev'

import request from 'supertest'

import { handle } from '../src/vercel'

describe('Basic', () => {

const app = new Hono().basePath('/api')

app.get('/', (c) => c.text('Hello! Node!'))

app.get('/posts', (c) => {

return c.text(`Page ${c.req.query('page')}`)

})

app.post('/posts', (c) => {

return c.redirect('/posts')

})

app.delete('/posts/:id', (c) => {

return c.text(`DELETE ${c.req.param('id')}`)

})

const server = handle(app)

it('Should return 200 response - GET /api', async () => {

const res = await request(server).get('/api')

expect(res.status).toBe(200)

expect(res.headers['content-type']).toMatch(/text\/plain/)

expect(res.text).toBe('Hello! Node!')

})

it('Should return 200 response - GET /api/posts?page=2', async () => {

const res = await request(server).get('/api/posts?page=2')

expect(res.status).toBe(200)

expect(res.text).toBe('Page 2')

})

it('Should return 302 response - POST /api/posts', async () => {

const res = await request(server).post('/api/posts')

expect(res.status).toBe(302)

expect(res.headers['location']).toBe('/posts')

})

it('Should return 201 response - DELETE /api/posts/123', async () => {

const res = await request(server).delete('/api/posts/123')

expect(res.status).toBe(200)

expect(res.text).toBe('DELETE 123')

})

})

describe('Routing', () => {

describe('Nested Route', () => {

const book = new Hono().basePath('/api')

book.get('/', (c) => c.text('get /api'))

book.get('/:id', (c) => {

return c.text('get /api/' + c.req.param('id'))

})

book.post('/', (c) => c.text('post /api'))

const app = new Hono()

app.route('/v2', book)

showRoutes(app)

const server = handle(app)

it('Should return responses from `/v2/api/*`', async () => {

let res = await request(server).get('/v2/api')

expect(res.status).toBe(200)

expect(res.text).toBe('get /api')

res = await request(server).get('/v2/api/123')

expect(res.status).toBe(200)

expect(res.text).toBe('get /api/123')

res = await request(server).post('/v2/api')

expect(res.status).toBe(200)

expect(res.text).toBe('post /api')

})

})

})

describe('Request body', () => {

const app = new Hono().basePath('/api')

app.post('/json', async (c) => {

const data = await c.req.json()

return c.json(data)

})

app.post('/form', async (c) => {

const data = await c.req.parseBody()

return c.json(data)

})

const server = handle(app)

it('Should handle JSON body', async () => {

const res = await request(server)

.post('/api/json')

.set('Content-Type', 'application/json')

.send({ foo: 'bar' })

expect(res.status).toBe(200)

expect(JSON.parse(res.text)).toEqual({ foo: 'bar' })

})

it('Should handle form body', async () => {

// to be `application/x-www-form-urlencoded`

const res = await request(server).post('/api/form').type('form').send({ foo: 'bar' })

expect(res.status).toBe(200)

expect(JSON.parse(res.text)).toEqual({ foo: 'bar' })

})

})

describe('Response body', () => {

const app = new Hono().basePath('/api')

app.get('/json', (c) => {

return c.json({ foo: 'bar' })

})

app.get('/html', (c) => {

return c.html('<h1>Hello!</h1>')

})

const server = handle(app)

it('Should return JSON body', async () => {

const res = await request(server).get('/api/json')

expect(res.status).toBe(200)

expect(res.headers['content-type']).toMatch(/application\/json/)

expect(JSON.parse(res.text)).toEqual({ foo: 'bar' })

})

it('Should return HTML', async () => {

const res = await request(server).get('/api/html')

expect(res.status).toBe(200)

expect(res.headers['content-type']).toMatch(/text\/html/)

expect(res.text).toBe('<h1>Hello!</h1>')

})

})