756 lines
23 KiB
JavaScript
756 lines
23 KiB
JavaScript
'use strict'
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var assert = require('node:assert')
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var AsyncLocalStorage = require('node:async_hooks').AsyncLocalStorage
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const { Buffer } = require('node:buffer');
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var express = require('..')
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var request = require('supertest')
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describe('express.json()', function () {
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it('should parse JSON', function (done) {
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request(createApp())
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.post('/')
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.set('Content-Type', 'application/json')
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.send('{"user":"tobi"}')
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.expect(200, '{"user":"tobi"}', done)
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})
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it('should handle Content-Length: 0', function (done) {
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request(createApp())
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.post('/')
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.set('Content-Type', 'application/json')
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.set('Content-Length', '0')
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.expect(200, '{}', done)
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})
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it('should handle empty message-body', function (done) {
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request(createApp())
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.post('/')
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.set('Content-Type', 'application/json')
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.set('Transfer-Encoding', 'chunked')
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.expect(200, '{}', done)
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})
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it('should handle no message-body', function (done) {
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request(createApp())
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.post('/')
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.set('Content-Type', 'application/json')
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.unset('Transfer-Encoding')
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.expect(200, '{}', done)
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})
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// The old node error message modification in body parser is catching this
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it('should 400 when only whitespace', function (done) {
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request(createApp())
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.post('/')
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.set('Content-Type', 'application/json')
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.send(' \n')
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.expect(400, '[entity.parse.failed] ' + parseError(' \n'), done)
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})
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it('should 400 when invalid content-length', function (done) {
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var app = express()
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app.use(function (req, res, next) {
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req.headers['content-length'] = '20' // bad length
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next()
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})
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app.use(express.json())
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app.post('/', function (req, res) {
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res.json(req.body)
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})
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request(app)
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.post('/')
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.set('Content-Type', 'application/json')
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.send('{"str":')
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.expect(400, /content length/, done)
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})
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it('should handle duplicated middleware', function (done) {
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var app = express()
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app.use(express.json())
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app.use(express.json())
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app.post('/', function (req, res) {
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res.json(req.body)
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})
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request(app)
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.post('/')
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.set('Content-Type', 'application/json')
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.send('{"user":"tobi"}')
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.expect(200, '{"user":"tobi"}', done)
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})
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describe('when JSON is invalid', function () {
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before(function () {
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this.app = createApp()
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})
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it('should 400 for bad token', function (done) {
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request(this.app)
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.post('/')
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.set('Content-Type', 'application/json')
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.send('{:')
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.expect(400, '[entity.parse.failed] ' + parseError('{:'), done)
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})
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it('should 400 for incomplete', function (done) {
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request(this.app)
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.post('/')
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.set('Content-Type', 'application/json')
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.send('{"user"')
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.expect(400, '[entity.parse.failed] ' + parseError('{"user"'), done)
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})
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it('should include original body on error object', function (done) {
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request(this.app)
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.post('/')
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.set('Content-Type', 'application/json')
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.set('X-Error-Property', 'body')
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.send(' {"user"')
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.expect(400, ' {"user"', done)
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})
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})
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describe('with limit option', function () {
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it('should 413 when over limit with Content-Length', function (done) {
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var buf = Buffer.alloc(1024, '.')
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request(createApp({ limit: '1kb' }))
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.post('/')
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.set('Content-Type', 'application/json')
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.set('Content-Length', '1034')
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.send(JSON.stringify({ str: buf.toString() }))
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.expect(413, '[entity.too.large] request entity too large', done)
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})
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it('should 413 when over limit with chunked encoding', function (done) {
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var app = createApp({ limit: '1kb' })
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var buf = Buffer.alloc(1024, '.')
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var test = request(app).post('/')
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test.set('Content-Type', 'application/json')
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test.set('Transfer-Encoding', 'chunked')
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test.write('{"str":')
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test.write('"' + buf.toString() + '"}')
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test.expect(413, done)
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})
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it('should 413 when inflated body over limit', function (done) {
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var app = createApp({ limit: '1kb' })
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var test = request(app).post('/')
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test.set('Content-Encoding', 'gzip')
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test.set('Content-Type', 'application/json')
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test.write(Buffer.from('1f8b080000000000000aab562a2e2952b252d21b05a360148c58a0540b0066f7ce1e0a040000', 'hex'))
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test.expect(413, done)
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})
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it('should accept number of bytes', function (done) {
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var buf = Buffer.alloc(1024, '.')
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request(createApp({ limit: 1024 }))
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.post('/')
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.set('Content-Type', 'application/json')
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.send(JSON.stringify({ str: buf.toString() }))
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.expect(413, done)
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})
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it('should not change when options altered', function (done) {
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var buf = Buffer.alloc(1024, '.')
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var options = { limit: '1kb' }
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var app = createApp(options)
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options.limit = '100kb'
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request(app)
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.post('/')
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.set('Content-Type', 'application/json')
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.send(JSON.stringify({ str: buf.toString() }))
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.expect(413, done)
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})
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it('should not hang response', function (done) {
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var buf = Buffer.alloc(10240, '.')
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var app = createApp({ limit: '8kb' })
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var test = request(app).post('/')
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test.set('Content-Type', 'application/json')
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test.write(buf)
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test.write(buf)
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test.write(buf)
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test.expect(413, done)
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})
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it('should not error when inflating', function (done) {
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var app = createApp({ limit: '1kb' })
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var test = request(app).post('/')
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test.set('Content-Encoding', 'gzip')
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test.set('Content-Type', 'application/json')
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test.write(Buffer.from('1f8b080000000000000aab562a2e2952b252d21b05a360148c58a0540b0066f7ce1e0a0400', 'hex'))
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test.expect(413, done)
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})
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})
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describe('with inflate option', function () {
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describe('when false', function () {
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before(function () {
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this.app = createApp({ inflate: false })
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})
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it('should not accept content-encoding', function (done) {
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var test = request(this.app).post('/')
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test.set('Content-Encoding', 'gzip')
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test.set('Content-Type', 'application/json')
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test.write(Buffer.from('1f8b080000000000000bab56ca4bcc4d55b2527ab16e97522d00515be1cc0e000000', 'hex'))
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test.expect(415, '[encoding.unsupported] content encoding unsupported', done)
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})
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})
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describe('when true', function () {
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before(function () {
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this.app = createApp({ inflate: true })
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})
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it('should accept content-encoding', function (done) {
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var test = request(this.app).post('/')
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test.set('Content-Encoding', 'gzip')
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test.set('Content-Type', 'application/json')
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test.write(Buffer.from('1f8b080000000000000bab56ca4bcc4d55b2527ab16e97522d00515be1cc0e000000', 'hex'))
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test.expect(200, '{"name":"论"}', done)
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})
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})
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})
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describe('with strict option', function () {
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describe('when undefined', function () {
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before(function () {
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this.app = createApp()
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})
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it('should 400 on primitives', function (done) {
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request(this.app)
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.post('/')
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.set('Content-Type', 'application/json')
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.send('true')
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.expect(400, '[entity.parse.failed] ' + parseError('#rue').replace(/#/g, 't'), done)
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})
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})
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describe('when false', function () {
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before(function () {
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this.app = createApp({ strict: false })
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})
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it('should parse primitives', function (done) {
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request(this.app)
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.post('/')
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.set('Content-Type', 'application/json')
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.send('true')
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.expect(200, 'true', done)
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})
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})
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describe('when true', function () {
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before(function () {
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this.app = createApp({ strict: true })
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})
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it('should not parse primitives', function (done) {
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request(this.app)
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.post('/')
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.set('Content-Type', 'application/json')
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.send('true')
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.expect(400, '[entity.parse.failed] ' + parseError('#rue').replace(/#/g, 't'), done)
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})
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it('should not parse primitives with leading whitespaces', function (done) {
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request(this.app)
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.post('/')
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.set('Content-Type', 'application/json')
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.send(' true')
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.expect(400, '[entity.parse.failed] ' + parseError(' #rue').replace(/#/g, 't'), done)
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})
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it('should allow leading whitespaces in JSON', function (done) {
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request(this.app)
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.post('/')
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.set('Content-Type', 'application/json')
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.send(' { "user": "tobi" }')
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.expect(200, '{"user":"tobi"}', done)
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})
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it('should include correct message in stack trace', function (done) {
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request(this.app)
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.post('/')
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.set('Content-Type', 'application/json')
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.set('X-Error-Property', 'stack')
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.send('true')
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.expect(400)
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.expect(shouldContainInBody(parseError('#rue').replace(/#/g, 't')))
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.end(done)
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})
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})
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})
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describe('with type option', function () {
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describe('when "application/vnd.api+json"', function () {
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before(function () {
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this.app = createApp({ type: 'application/vnd.api+json' })
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})
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it('should parse JSON for custom type', function (done) {
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request(this.app)
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.post('/')
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.set('Content-Type', 'application/vnd.api+json')
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.send('{"user":"tobi"}')
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.expect(200, '{"user":"tobi"}', done)
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})
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it('should ignore standard type', function (done) {
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request(this.app)
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.post('/')
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.set('Content-Type', 'application/json')
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.send('{"user":"tobi"}')
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.expect(200, '', done)
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})
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})
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describe('when ["application/json", "application/vnd.api+json"]', function () {
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before(function () {
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this.app = createApp({
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type: ['application/json', 'application/vnd.api+json']
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})
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})
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it('should parse JSON for "application/json"', function (done) {
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request(this.app)
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.post('/')
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.set('Content-Type', 'application/json')
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.send('{"user":"tobi"}')
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.expect(200, '{"user":"tobi"}', done)
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})
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it('should parse JSON for "application/vnd.api+json"', function (done) {
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request(this.app)
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.post('/')
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.set('Content-Type', 'application/vnd.api+json')
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.send('{"user":"tobi"}')
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.expect(200, '{"user":"tobi"}', done)
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})
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it('should ignore "application/x-json"', function (done) {
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request(this.app)
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.post('/')
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.set('Content-Type', 'application/x-json')
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.send('{"user":"tobi"}')
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.expect(200, '', done)
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})
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})
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describe('when a function', function () {
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it('should parse when truthy value returned', function (done) {
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var app = createApp({ type: accept })
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function accept (req) {
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return req.headers['content-type'] === 'application/vnd.api+json'
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}
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request(app)
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.post('/')
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.set('Content-Type', 'application/vnd.api+json')
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.send('{"user":"tobi"}')
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.expect(200, '{"user":"tobi"}', done)
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})
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it('should work without content-type', function (done) {
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var app = createApp({ type: accept })
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function accept (req) {
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return true
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}
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var test = request(app).post('/')
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test.write('{"user":"tobi"}')
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test.expect(200, '{"user":"tobi"}', done)
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})
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it('should not invoke without a body', function (done) {
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var app = createApp({ type: accept })
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function accept (req) {
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throw new Error('oops!')
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}
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request(app)
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.get('/')
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.expect(404, done)
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})
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})
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})
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describe('with verify option', function () {
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it('should assert value if function', function () {
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assert.throws(createApp.bind(null, { verify: 'lol' }),
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/TypeError: option verify must be function/)
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})
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it('should error from verify', function (done) {
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var app = createApp({
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verify: function (req, res, buf) {
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if (buf[0] === 0x5b) throw new Error('no arrays')
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}
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})
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request(app)
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.post('/')
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.set('Content-Type', 'application/json')
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.send('["tobi"]')
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.expect(403, '[entity.verify.failed] no arrays', done)
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})
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it('should allow custom codes', function (done) {
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var app = createApp({
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verify: function (req, res, buf) {
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if (buf[0] !== 0x5b) return
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var err = new Error('no arrays')
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err.status = 400
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throw err
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}
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})
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request(app)
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.post('/')
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.set('Content-Type', 'application/json')
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.send('["tobi"]')
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.expect(400, '[entity.verify.failed] no arrays', done)
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})
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it('should allow custom type', function (done) {
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var app = createApp({
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verify: function (req, res, buf) {
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if (buf[0] !== 0x5b) return
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var err = new Error('no arrays')
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err.type = 'foo.bar'
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throw err
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}
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})
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request(app)
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.post('/')
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.set('Content-Type', 'application/json')
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.send('["tobi"]')
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.expect(403, '[foo.bar] no arrays', done)
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})
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it('should include original body on error object', function (done) {
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var app = createApp({
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verify: function (req, res, buf) {
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if (buf[0] === 0x5b) throw new Error('no arrays')
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}
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})
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request(app)
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.post('/')
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.set('Content-Type', 'application/json')
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.set('X-Error-Property', 'body')
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.send('["tobi"]')
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.expect(403, '["tobi"]', done)
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})
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it('should allow pass-through', function (done) {
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var app = createApp({
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verify: function (req, res, buf) {
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if (buf[0] === 0x5b) throw new Error('no arrays')
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}
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})
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request(app)
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.post('/')
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.set('Content-Type', 'application/json')
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.send('{"user":"tobi"}')
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.expect(200, '{"user":"tobi"}', done)
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})
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it('should work with different charsets', function (done) {
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var app = createApp({
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verify: function (req, res, buf) {
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if (buf[0] === 0x5b) throw new Error('no arrays')
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}
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})
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var test = request(app).post('/')
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test.set('Content-Type', 'application/json; charset=utf-16')
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test.write(Buffer.from('feff007b0022006e0061006d00650022003a00228bba0022007d', 'hex'))
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test.expect(200, '{"name":"论"}', done)
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})
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it('should 415 on unknown charset prior to verify', function (done) {
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var app = createApp({
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verify: function (req, res, buf) {
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throw new Error('unexpected verify call')
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}
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})
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var test = request(app).post('/')
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test.set('Content-Type', 'application/json; charset=x-bogus')
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test.write(Buffer.from('00000000', 'hex'))
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test.expect(415, '[charset.unsupported] unsupported charset "X-BOGUS"', done)
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})
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})
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describe('async local storage', function () {
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before(function () {
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var app = express()
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var store = { foo: 'bar' }
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app.use(function (req, res, next) {
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req.asyncLocalStorage = new AsyncLocalStorage()
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req.asyncLocalStorage.run(store, next)
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})
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app.use(express.json())
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app.use(function (req, res, next) {
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var local = req.asyncLocalStorage.getStore()
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if (local) {
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res.setHeader('x-store-foo', String(local.foo))
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}
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next()
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})
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app.use(function (err, req, res, next) {
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var local = req.asyncLocalStorage.getStore()
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if (local) {
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res.setHeader('x-store-foo', String(local.foo))
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}
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res.status(err.status || 500)
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res.send('[' + err.type + '] ' + err.message)
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})
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app.post('/', function (req, res) {
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res.json(req.body)
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})
|
|
|
|
this.app = app
|
|
})
|
|
|
|
it('should persist store', function (done) {
|
|
request(this.app)
|
|
.post('/')
|
|
.set('Content-Type', 'application/json')
|
|
.send('{"user":"tobi"}')
|
|
.expect(200)
|
|
.expect('x-store-foo', 'bar')
|
|
.expect('{"user":"tobi"}')
|
|
.end(done)
|
|
})
|
|
|
|
it('should persist store when unmatched content-type', function (done) {
|
|
request(this.app)
|
|
.post('/')
|
|
.set('Content-Type', 'application/fizzbuzz')
|
|
.send('buzz')
|
|
.expect(200)
|
|
.expect('x-store-foo', 'bar')
|
|
.expect('')
|
|
.end(done)
|
|
})
|
|
|
|
it('should persist store when inflated', function (done) {
|
|
var test = request(this.app).post('/')
|
|
test.set('Content-Encoding', 'gzip')
|
|
test.set('Content-Type', 'application/json')
|
|
test.write(Buffer.from('1f8b080000000000000bab56ca4bcc4d55b2527ab16e97522d00515be1cc0e000000', 'hex'))
|
|
test.expect(200)
|
|
test.expect('x-store-foo', 'bar')
|
|
test.expect('{"name":"论"}')
|
|
test.end(done)
|
|
})
|
|
|
|
it('should persist store when inflate error', function (done) {
|
|
var test = request(this.app).post('/')
|
|
test.set('Content-Encoding', 'gzip')
|
|
test.set('Content-Type', 'application/json')
|
|
test.write(Buffer.from('1f8b080000000000000bab56cc4d55b2527ab16e97522d00515be1cc0e000000', 'hex'))
|
|
test.expect(400)
|
|
test.expect('x-store-foo', 'bar')
|
|
test.end(done)
|
|
})
|
|
|
|
it('should persist store when parse error', function (done) {
|
|
request(this.app)
|
|
.post('/')
|
|
.set('Content-Type', 'application/json')
|
|
.send('{"user":')
|
|
.expect(400)
|
|
.expect('x-store-foo', 'bar')
|
|
.end(done)
|
|
})
|
|
|
|
it('should persist store when limit exceeded', function (done) {
|
|
request(this.app)
|
|
.post('/')
|
|
.set('Content-Type', 'application/json')
|
|
.send('{"user":"' + Buffer.alloc(1024 * 100, '.').toString() + '"}')
|
|
.expect(413)
|
|
.expect('x-store-foo', 'bar')
|
|
.end(done)
|
|
})
|
|
})
|
|
|
|
describe('charset', function () {
|
|
before(function () {
|
|
this.app = createApp()
|
|
})
|
|
|
|
it('should parse utf-8', function (done) {
|
|
var test = request(this.app).post('/')
|
|
test.set('Content-Type', 'application/json; charset=utf-8')
|
|
test.write(Buffer.from('7b226e616d65223a22e8aeba227d', 'hex'))
|
|
test.expect(200, '{"name":"论"}', done)
|
|
})
|
|
|
|
it('should parse utf-16', function (done) {
|
|
var test = request(this.app).post('/')
|
|
test.set('Content-Type', 'application/json; charset=utf-16')
|
|
test.write(Buffer.from('feff007b0022006e0061006d00650022003a00228bba0022007d', 'hex'))
|
|
test.expect(200, '{"name":"论"}', done)
|
|
})
|
|
|
|
it('should parse when content-length != char length', function (done) {
|
|
var test = request(this.app).post('/')
|
|
test.set('Content-Type', 'application/json; charset=utf-8')
|
|
test.set('Content-Length', '13')
|
|
test.write(Buffer.from('7b2274657374223a22c3a5227d', 'hex'))
|
|
test.expect(200, '{"test":"å"}', done)
|
|
})
|
|
|
|
it('should default to utf-8', function (done) {
|
|
var test = request(this.app).post('/')
|
|
test.set('Content-Type', 'application/json')
|
|
test.write(Buffer.from('7b226e616d65223a22e8aeba227d', 'hex'))
|
|
test.expect(200, '{"name":"论"}', done)
|
|
})
|
|
|
|
it('should fail on unknown charset', function (done) {
|
|
var test = request(this.app).post('/')
|
|
test.set('Content-Type', 'application/json; charset=koi8-r')
|
|
test.write(Buffer.from('7b226e616d65223a22cec5d4227d', 'hex'))
|
|
test.expect(415, '[charset.unsupported] unsupported charset "KOI8-R"', done)
|
|
})
|
|
})
|
|
|
|
describe('encoding', function () {
|
|
before(function () {
|
|
this.app = createApp({ limit: '1kb' })
|
|
})
|
|
|
|
it('should parse without encoding', function (done) {
|
|
var test = request(this.app).post('/')
|
|
test.set('Content-Type', 'application/json')
|
|
test.write(Buffer.from('7b226e616d65223a22e8aeba227d', 'hex'))
|
|
test.expect(200, '{"name":"论"}', done)
|
|
})
|
|
|
|
it('should support identity encoding', function (done) {
|
|
var test = request(this.app).post('/')
|
|
test.set('Content-Encoding', 'identity')
|
|
test.set('Content-Type', 'application/json')
|
|
test.write(Buffer.from('7b226e616d65223a22e8aeba227d', 'hex'))
|
|
test.expect(200, '{"name":"论"}', done)
|
|
})
|
|
|
|
it('should support gzip encoding', function (done) {
|
|
var test = request(this.app).post('/')
|
|
test.set('Content-Encoding', 'gzip')
|
|
test.set('Content-Type', 'application/json')
|
|
test.write(Buffer.from('1f8b080000000000000bab56ca4bcc4d55b2527ab16e97522d00515be1cc0e000000', 'hex'))
|
|
test.expect(200, '{"name":"论"}', done)
|
|
})
|
|
|
|
it('should support deflate encoding', function (done) {
|
|
var test = request(this.app).post('/')
|
|
test.set('Content-Encoding', 'deflate')
|
|
test.set('Content-Type', 'application/json')
|
|
test.write(Buffer.from('789cab56ca4bcc4d55b2527ab16e97522d00274505ac', 'hex'))
|
|
test.expect(200, '{"name":"论"}', done)
|
|
})
|
|
|
|
it('should be case-insensitive', function (done) {
|
|
var test = request(this.app).post('/')
|
|
test.set('Content-Encoding', 'GZIP')
|
|
test.set('Content-Type', 'application/json')
|
|
test.write(Buffer.from('1f8b080000000000000bab56ca4bcc4d55b2527ab16e97522d00515be1cc0e000000', 'hex'))
|
|
test.expect(200, '{"name":"论"}', done)
|
|
})
|
|
|
|
it('should 415 on unknown encoding', function (done) {
|
|
var test = request(this.app).post('/')
|
|
test.set('Content-Encoding', 'nulls')
|
|
test.set('Content-Type', 'application/json')
|
|
test.write(Buffer.from('000000000000', 'hex'))
|
|
test.expect(415, '[encoding.unsupported] unsupported content encoding "nulls"', done)
|
|
})
|
|
|
|
it('should 400 on malformed encoding', function (done) {
|
|
var test = request(this.app).post('/')
|
|
test.set('Content-Encoding', 'gzip')
|
|
test.set('Content-Type', 'application/json')
|
|
test.write(Buffer.from('1f8b080000000000000bab56cc4d55b2527ab16e97522d00515be1cc0e000000', 'hex'))
|
|
test.expect(400, done)
|
|
})
|
|
|
|
it('should 413 when inflated value exceeds limit', function (done) {
|
|
// gzip'd data exceeds 1kb, but deflated below 1kb
|
|
var test = request(this.app).post('/')
|
|
test.set('Content-Encoding', 'gzip')
|
|
test.set('Content-Type', 'application/json')
|
|
test.write(Buffer.from('1f8b080000000000000bedc1010d000000c2a0f74f6d0f071400000000000000', 'hex'))
|
|
test.write(Buffer.from('0000000000000000000000000000000000000000000000000000000000000000', 'hex'))
|
|
test.write(Buffer.from('0000000000000000004f0625b3b71650c30000', 'hex'))
|
|
test.expect(413, done)
|
|
})
|
|
})
|
|
})
|
|
|
|
function createApp (options) {
|
|
var app = express()
|
|
|
|
app.use(express.json(options))
|
|
|
|
app.use(function (err, req, res, next) {
|
|
// console.log(err)
|
|
res.status(err.status || 500)
|
|
res.send(String(req.headers['x-error-property']
|
|
? err[req.headers['x-error-property']]
|
|
: ('[' + err.type + '] ' + err.message)))
|
|
})
|
|
|
|
app.post('/', function (req, res) {
|
|
res.json(req.body)
|
|
})
|
|
|
|
return app
|
|
}
|
|
|
|
function parseError (str) {
|
|
try {
|
|
JSON.parse(str); throw new SyntaxError('strict violation')
|
|
} catch (e) {
|
|
return e.message
|
|
}
|
|
}
|
|
|
|
function shouldContainInBody (str) {
|
|
return function (res) {
|
|
assert.ok(res.text.indexOf(str) !== -1,
|
|
'expected \'' + res.text + '\' to contain \'' + str + '\'')
|
|
}
|
|
}
|