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index.test.js
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import Fastify from 'fastify'
import send_file from './index.js'
import process from 'node:process'
import fs from 'node:fs'
import os from 'node:os'
import path from 'node:path'
import { describe, test, expect, afterEach, beforeEach } from 'vitest'
describe('plugin tests', () => {
const test_dir_path = path.join(os.tmpdir(), 'fastify-send-file-tmp-dir')
const create_file_path = name => path.join(test_dir_path, name)
const file_contents = `
<!DOCTYPE html>
<html>
<head>
<title>COOL DOCUMENT</title>
</head>
<body>
<h1>COOL TITLE</h1>
</body>
</html>
`
beforeEach(() => {
if (fs.existsSync(test_dir_path)) {
fs.rmSync(test_dir_path, { recursive: true })
}
fs.mkdirSync(test_dir_path)
fs.writeFileSync(create_file_path('file.html'), file_contents, 'utf8')
})
afterEach(() => {
if (fs.existsSync(test_dir_path)) {
fs.rmSync(test_dir_path, { recursive: true })
}
})
test('should throw an error if the file is not found.', async () => {
const app = Fastify({ logger: false })
await app.register(send_file)
app.get('/', (_req, rep) => {
rep.send_file(create_file_path('boom.html'))
})
const { statusCode } = await app.inject({
method: 'GET',
url: '/'
})
expect(statusCode).toBe(500)
})
test('should serve the file specified.', async () => {
const app = Fastify({ logger: false })
await app.register(send_file)
app.get('/', (_req, rep) => {
rep.send_file(create_file_path('file.html'))
})
const { statusCode, body, headers } = await app.inject({
method: 'GET',
url: '/'
})
expect(statusCode).toBe(200)
expect(body).toEqual(file_contents)
})
})