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const stream = require('stream')
const http = require('http')
const chai = require('chai')
const { Blob } = require('buffer')
const Request = require('../../lib/fetch/request.js').Request
const TestServer = require('./utils/server.js')
const { expect } = chai
describe('Request', () => {
const local = new TestServer()
let base
before(async () => {
await local.start()
base = `http://${local.hostname}:${local.port}/`
})
after(async () => {
return local.stop()
})
it('should have attributes conforming to Web IDL', () => {
const request = new Request('http://github.com/')
const enumerableProperties = []
for (const property in request) {
enumerableProperties.push(property)
}
for (const toCheck of [
'body',
'bodyUsed',
'arrayBuffer',
'blob',
'json',
'text',
'method',
'url',
'headers',
'redirect',
'clone',
'signal'
]) {
expect(enumerableProperties).to.contain(toCheck)
}
// for (const toCheck of [
// 'body', 'bodyUsed', 'method', 'url', 'headers', 'redirect', 'signal'
// ]) {
// expect(() => {
// request[toCheck] = 'abc'
// }).to.throw()
// }
})
// it('should support wrapping Request instance', () => {
// const url = `${base}hello`
// const form = new FormData()
// form.append('a', '1')
// const { signal } = new AbortController()
// const r1 = new Request(url, {
// method: 'POST',
// follow: 1,
// body: form,
// signal
// })
// const r2 = new Request(r1, {
// follow: 2
// })
// expect(r2.url).to.equal(url)
// expect(r2.method).to.equal('POST')
// expect(r2.signal).to.equal(signal)
// // Note that we didn't clone the body
// expect(r2.body).to.equal(form)
// expect(r1.follow).to.equal(1)
// expect(r2.follow).to.equal(2)
// expect(r1.counter).to.equal(0)
// expect(r2.counter).to.equal(0)
// })
xit('should override signal on derived Request instances', () => {
const parentAbortController = new AbortController()
const derivedAbortController = new AbortController()
const parentRequest = new Request(`${base}hello`, {
signal: parentAbortController.signal
})
const derivedRequest = new Request(parentRequest, {
signal: derivedAbortController.signal
})
expect(parentRequest.signal).to.equal(parentAbortController.signal)
expect(derivedRequest.signal).to.equal(derivedAbortController.signal)
})
xit('should allow removing signal on derived Request instances', () => {
const parentAbortController = new AbortController()
const parentRequest = new Request(`${base}hello`, {
signal: parentAbortController.signal
})
const derivedRequest = new Request(parentRequest, {
signal: null
})
expect(parentRequest.signal).to.equal(parentAbortController.signal)
expect(derivedRequest.signal).to.equal(null)
})
it('should throw error with GET/HEAD requests with body', () => {
expect(() => new Request(base, { body: '' }))
.to.throw(TypeError)
expect(() => new Request(base, { body: 'a' }))
.to.throw(TypeError)
expect(() => new Request(base, { body: '', method: 'HEAD' }))
.to.throw(TypeError)
expect(() => new Request(base, { body: 'a', method: 'HEAD' }))
.to.throw(TypeError)
expect(() => new Request(base, { body: 'a', method: 'get' }))
.to.throw(TypeError)
expect(() => new Request(base, { body: 'a', method: 'head' }))
.to.throw(TypeError)
})
it('should default to null as body', () => {
const request = new Request(base)
expect(request.body).to.equal(null)
return request.text().then(result => expect(result).to.equal(''))
})
it('should support parsing headers', () => {
const url = base
const request = new Request(url, {
headers: {
a: '1'
}
})
expect(request.url).to.equal(url)
expect(request.headers.get('a')).to.equal('1')
})
it('should support arrayBuffer() method', () => {
const url = base
const request = new Request(url, {
method: 'POST',
body: 'a=1'
})
expect(request.url).to.equal(url)
return request.arrayBuffer().then(result => {
expect(result).to.be.an.instanceOf(ArrayBuffer)
const string = String.fromCharCode.apply(null, new Uint8Array(result))
expect(string).to.equal('a=1')
})
})
it('should support text() method', () => {
const url = base
const request = new Request(url, {
method: 'POST',
body: 'a=1'
})
expect(request.url).to.equal(url)
return request.text().then(result => {
expect(result).to.equal('a=1')
})
})
it('should support json() method', () => {
const url = base
const request = new Request(url, {
method: 'POST',
body: '{"a":1}'
})
expect(request.url).to.equal(url)
return request.json().then(result => {
expect(result.a).to.equal(1)
})
})
it('should support blob() method', () => {
const url = base
const request = new Request(url, {
method: 'POST',
body: Buffer.from('a=1')
})
expect(request.url).to.equal(url)
return request.blob().then(result => {
expect(result).to.be.an.instanceOf(Blob)
expect(result.size).to.equal(3)
expect(result.type).to.equal('')
})
})
it('should support clone() method', () => {
const url = base
const body = stream.Readable.from('a=1')
const agent = new http.Agent()
const { signal } = new AbortController()
const request = new Request(url, {
body,
method: 'POST',
redirect: 'manual',
headers: {
b: '2'
},
follow: 3,
compress: false,
agent,
signal,
duplex: 'half'
})
const cl = request.clone()
expect(cl.url).to.equal(url)
expect(cl.method).to.equal('POST')
expect(cl.redirect).to.equal('manual')
expect(cl.headers.get('b')).to.equal('2')
expect(cl.method).to.equal('POST')
// Clone body shouldn't be the same body
expect(cl.body).to.not.equal(body)
return Promise.all([cl.text(), request.text()]).then(results => {
expect(results[0]).to.equal('a=1')
expect(results[1]).to.equal('a=1')
})
})
it('should support ArrayBuffer as body', () => {
const encoder = new TextEncoder()
const body = encoder.encode('a=12345678901234').buffer
const request = new Request(base, {
method: 'POST',
body
})
new Uint8Array(body)[0] = 0
return request.text().then(result => {
expect(result).to.equal('a=12345678901234')
})
})
it('should support Uint8Array as body', () => {
const encoder = new TextEncoder()
const fullbuffer = encoder.encode('a=12345678901234').buffer
const body = new Uint8Array(fullbuffer, 2, 9)
const request = new Request(base, {
method: 'POST',
body
})
body[0] = 0
return request.text().then(result => {
expect(result).to.equal('123456789')
})
})
it('should support BigUint64Array as body', () => {
const encoder = new TextEncoder()
const fullbuffer = encoder.encode('a=12345678901234').buffer
const body = new BigUint64Array(fullbuffer, 8, 1)
const request = new Request(base, {
method: 'POST',
body
})
body[0] = 0n
return request.text().then(result => {
expect(result).to.equal('78901234')
})
})
it('should support DataView as body', () => {
const encoder = new TextEncoder()
const fullbuffer = encoder.encode('a=12345678901234').buffer
const body = new Uint8Array(fullbuffer, 2, 9)
const request = new Request(base, {
method: 'POST',
body
})
body[0] = 0
return request.text().then(result => {
expect(result).to.equal('123456789')
})
})
})
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