feat: async await (#87)

BREAKING CHANGE: API refactored to use async/await
This commit is contained in:
Henrique Dias
2019-07-11 18:09:21 +01:00
committed by Jacob Heun
parent bbabd7451e
commit c3463c7421
5 changed files with 200 additions and 336 deletions

View File

@ -8,7 +8,6 @@ chai.use(dirtyChai)
const expect = chai.expect
const crypto = require('libp2p-crypto')
const mh = require('multihashes')
const parallel = require('async/parallel')
const PeerId = require('../src')
@ -32,34 +31,24 @@ describe('PeerId', () => {
expect(PeerId).to.throw(Error)
})
it('create a new id', (done) => {
PeerId.create(testOpts, (err, id) => {
expect(err).to.not.exist()
expect(id.toB58String().length).to.equal(46)
done()
})
it('create a new id', async () => {
const id = await PeerId.create(testOpts)
expect(id.toB58String().length).to.equal(46)
})
it('isPeerId', (done) => {
PeerId.create(testOpts, (err, id) => {
expect(err).to.not.exist()
expect(PeerId.isPeerId(id)).to.equal(true)
expect(PeerId.isPeerId('aaa')).to.equal(false)
expect(PeerId.isPeerId(Buffer.from('batatas'))).to.equal(false)
done()
})
it('isPeerId', async () => {
const id = await PeerId.create(testOpts)
expect(PeerId.isPeerId(id)).to.equal(true)
expect(PeerId.isPeerId('aaa')).to.equal(false)
expect(PeerId.isPeerId(Buffer.from('batatas'))).to.equal(false)
})
it('throws on changing the id', function (done) {
this.timeout(10000)
PeerId.create(testOpts, (err, id) => {
expect(err).to.not.exist()
expect(id.toB58String().length).to.equal(46)
expect(() => {
id.id = Buffer.from('hello')
}).to.throw(/immutable/)
done()
})
it('throws on changing the id', async () => {
const id = await PeerId.create(testOpts)
expect(id.toB58String().length).to.equal(46)
expect(() => {
id.id = Buffer.from('hello')
}).to.throw(/immutable/)
})
it('recreate an Id from Hex string', () => {
@ -77,72 +66,44 @@ describe('PeerId', () => {
expect(testIdB58String).to.equal(id.toB58String())
})
it('Recreate from a Public Key', (done) => {
PeerId.createFromPubKey(testId.pubKey, (err, id) => {
expect(err).to.not.exist()
expect(testIdB58String).to.equal(id.toB58String())
done()
})
it('Recreate from a Public Key', async () => {
const id = await PeerId.createFromPubKey(testId.pubKey)
expect(testIdB58String).to.equal(id.toB58String())
})
it('Recreate from a Private Key', (done) => {
PeerId.createFromPrivKey(testId.privKey, (err, id) => {
expect(err).to.not.exist()
expect(testIdB58String).to.equal(id.toB58String())
const encoded = Buffer.from(testId.privKey, 'base64')
PeerId.createFromPrivKey(encoded, (err, id2) => {
expect(err).to.not.exist()
expect(testIdB58String).to.equal(id2.toB58String())
expect(id.marshalPubKey()).to.deep.equal(id2.marshalPubKey())
done()
})
})
it('Recreate from a Private Key', async () => {
const id = await PeerId.createFromPrivKey(testId.privKey)
expect(testIdB58String).to.equal(id.toB58String())
const encoded = Buffer.from(testId.privKey, 'base64')
const id2 = await PeerId.createFromPrivKey(encoded)
expect(testIdB58String).to.equal(id2.toB58String())
expect(id.marshalPubKey()).to.deep.equal(id2.marshalPubKey())
})
it('Compare generated ID with one created from PubKey', (done) => {
PeerId.create(testOpts, (err, id1) => {
expect(err).to.not.exist()
PeerId.createFromPubKey(id1.marshalPubKey(), (err, id2) => {
expect(err).to.not.exist()
expect(id1.id).to.be.eql(id2.id)
done()
})
})
it('Compare generated ID with one created from PubKey', async () => {
const id1 = await PeerId.create(testOpts)
const id2 = await PeerId.createFromPubKey(id1.marshalPubKey())
expect(id1.id).to.be.eql(id2.id)
})
it('Works with default options', function (done) {
it('Works with default options', async function () {
this.timeout(10000)
PeerId.create((err, id) => {
expect(err).to.not.exist()
expect(id.toB58String().length).to.equal(46)
done()
})
const id = await PeerId.create()
expect(id.toB58String().length).to.equal(46)
})
it('Non-default # of bits', function (done) {
it('Non-default # of bits', async function () {
this.timeout(1000 * 60)
PeerId.create(testOpts, (err, shortId) => {
expect(err).to.not.exist()
PeerId.create({ bits: 1024 }, (err, longId) => {
expect(err).to.not.exist()
expect(shortId.privKey.bytes.length).is.below(longId.privKey.bytes.length)
done()
})
})
const shortId = await PeerId.create(testOpts)
const longId = await PeerId.create({ bits: 1024 })
expect(shortId.privKey.bytes.length).is.below(longId.privKey.bytes.length)
})
it('Pretty printing', (done) => {
PeerId.create(testOpts, (err, id1) => {
expect(err).to.not.exist()
PeerId.createFromPrivKey(id1.toJSON().privKey, (err, id2) => {
expect(err).to.not.exist()
expect(id1.toPrint()).to.be.eql(id2.toPrint())
expect(id1.toPrint()).to.equal('<peer.ID ' + id1.toB58String().substr(2, 6) + '>')
done()
})
})
it('Pretty printing', async () => {
const id1 = await PeerId.create(testOpts)
const id2 = await PeerId.createFromPrivKey((id1.toJSON()).privKey)
expect(id1.toPrint()).to.be.eql(id2.toPrint())
expect(id1.toPrint()).to.equal('<peer.ID ' + id1.toB58String().substr(2, 6) + '>')
})
it('toBytes', () => {
@ -150,120 +111,88 @@ describe('PeerId', () => {
expect(id.toBytes().toString('hex')).to.equal(testIdBytes.toString('hex'))
})
it('isEqual', (done) => {
parallel([
(cb) => PeerId.create(testOpts, cb),
(cb) => PeerId.create(testOpts, cb)
], (err, ids) => {
expect(err).to.not.exist()
expect(ids[0].isEqual(ids[0])).to.equal(true)
expect(ids[0].isEqual(ids[1])).to.equal(false)
expect(ids[0].isEqual(ids[0].id)).to.equal(true)
expect(ids[0].isEqual(ids[1].id)).to.equal(false)
done()
})
it('isEqual', async () => {
const ids = await Promise.all([
PeerId.create(testOpts),
PeerId.create(testOpts)
])
expect(ids[0].isEqual(ids[0])).to.equal(true)
expect(ids[0].isEqual(ids[1])).to.equal(false)
expect(ids[0].isEqual(ids[0].id)).to.equal(true)
expect(ids[0].isEqual(ids[1].id)).to.equal(false)
})
describe('fromJSON', () => {
it('full node', (done) => {
PeerId.create(testOpts, (err, id) => {
expect(err).to.not.exist()
PeerId.createFromJSON(id.toJSON(), (err, other) => {
expect(err).to.not.exist()
expect(id.toB58String()).to.equal(other.toB58String())
expect(id.privKey.bytes).to.eql(other.privKey.bytes)
expect(id.pubKey.bytes).to.eql(other.pubKey.bytes)
done()
})
})
it('full node', async () => {
const id = await PeerId.create(testOpts)
const other = await PeerId.createFromJSON(id.toJSON())
expect(id.toB58String()).to.equal(other.toB58String())
expect(id.privKey.bytes).to.eql(other.privKey.bytes)
expect(id.pubKey.bytes).to.eql(other.pubKey.bytes)
})
it('only id', (done) => {
crypto.keys.generateKeyPair('RSA', 1024, (err, key) => {
expect(err).to.not.exist()
key.public.hash((err, digest) => {
expect(err).to.not.exist()
const id = PeerId.createFromBytes(digest)
expect(id.privKey).to.not.exist()
expect(id.pubKey).to.not.exist()
PeerId.createFromJSON(id.toJSON(), (err, other) => {
expect(err).to.not.exist()
expect(id.toB58String()).to.equal(other.toB58String())
done()
})
})
})
it('only id', async () => {
const key = await crypto.keys.generateKeyPair('RSA', 1024)
const digest = await key.public.hash()
const id = PeerId.createFromBytes(digest)
expect(id.privKey).to.not.exist()
expect(id.pubKey).to.not.exist()
const other = await PeerId.createFromJSON(id.toJSON())
expect(id.toB58String()).to.equal(other.toB58String())
})
it('go interop', (done) => {
PeerId.createFromJSON(goId, (err, id) => {
expect(err).to.not.exist()
id.privKey.public.hash((err, digest) => {
expect(err).to.not.exist()
expect(mh.toB58String(digest)).to.eql(goId.id)
done()
})
})
it('go interop', async () => {
const id = await PeerId.createFromJSON(goId)
const digest = await id.privKey.public.hash()
expect(mh.toB58String(digest)).to.eql(goId.id)
})
})
it('set privKey (valid)', (done) => {
PeerId.create(testOpts, (err, peerId) => {
expect(err).to.not.exist()
peerId.privKey = peerId._privKey
peerId.isValid(done)
})
it('set privKey (valid)', async () => {
const peerId = await PeerId.create(testOpts)
peerId.privKey = peerId._privKey
expect(peerId.isValid()).to.equal(true)
})
it('set pubKey (valid)', (done) => {
PeerId.create(testOpts, (err, peerId) => {
expect(err).to.not.exist()
peerId.pubKey = peerId._pubKey
peerId.isValid(done)
})
it('set pubKey (valid)', async () => {
const peerId = await PeerId.create(testOpts)
peerId.pubKey = peerId._pubKey
expect(peerId.isValid()).to.equal(true)
})
it('set privKey (invalid)', (done) => {
PeerId.create(testOpts, (err, peerId) => {
expect(err).to.not.exist()
peerId.privKey = Buffer.from('bufff')
peerId.isValid((err) => {
expect(err).to.exist()
done()
})
})
it('set privKey (invalid)', async () => {
const peerId = await PeerId.create(testOpts)
peerId.privKey = Buffer.from('bufff')
expect(peerId.isValid()).to.equal(false)
})
it('set pubKey (invalid)', (done) => {
PeerId.create(testOpts, (err, peerId) => {
expect(err).to.not.exist()
peerId.pubKey = Buffer.from('buffff')
peerId.isValid((err) => {
expect(err).to.exist()
done()
})
})
it('set pubKey (invalid)', async () => {
const peerId = await PeerId.create(testOpts)
peerId.pubKey = Buffer.from('bufff')
expect(peerId.isValid()).to.equal(false)
})
describe('returns error via cb instead of crashing', () => {
const garbage = [Buffer.from('00010203040506070809', 'hex'), {}, null, false, undefined, true, 1, 0, Buffer.from(''), 'aGVsbG93b3JsZA==', 'helloworld', '']
const garbage = [
Buffer.from('00010203040506070809', 'hex'),
{}, null, false, undefined, true, 1, 0,
Buffer.from(''), 'aGVsbG93b3JsZA==', 'helloworld', ''
]
const fncs = ['createFromPubKey', 'createFromPrivKey', 'createFromJSON']
garbage.forEach(garbage => {
fncs.forEach(fnc => {
it(fnc + '(' + util.inspect(garbage) + ')', cb => {
PeerId[fnc](garbage, (err, res) => {
for (const gb of garbage) {
for (const fn of fncs) {
it(`${fn} (${util.inspect(gb)})`, async () => {
try {
await PeerId[fn](gb)
} catch (err) {
expect(err).to.exist()
expect(res).to.not.exist()
cb()
})
}
})
})
})
}
}
})
describe('throws on inconsistent data', () => {
@ -271,37 +200,30 @@ describe('PeerId', () => {
let k2
let k3
before((done) => {
parallel([
(cb) => crypto.keys.generateKeyPair('RSA', 512, cb),
(cb) => crypto.keys.generateKeyPair('RSA', 512, cb),
(cb) => crypto.keys.generateKeyPair('RSA', 512, cb)
], (err, keys) => {
expect(err).to.not.exist()
before(async () => {
const keys = await Promise.all([
crypto.keys.generateKeyPair('RSA', 512),
crypto.keys.generateKeyPair('RSA', 512),
crypto.keys.generateKeyPair('RSA', 512)
])
k1 = keys[0]
k2 = keys[1]
k3 = keys[2]
done()
})
k1 = keys[0]
k2 = keys[1]
k3 = keys[2]
})
it('missmatch private - public key', (done) => {
k1.public.hash((err, digest) => {
expect(err).to.not.exist()
expect(() => new PeerId(digest, k1, k2.public))
.to.throw(/inconsistent arguments/)
done()
})
it('missmatch private - public key', async () => {
const digest = await k1.public.hash()
expect(() => {
new PeerId(digest, k1, k2.public) // eslint-disable-line no-new
}).to.throw(/inconsistent arguments/)
})
it('missmatch id - private - public key', (done) => {
k1.public.hash((err, digest) => {
expect(err).to.not.exist()
expect(() => new PeerId(digest, k1, k3.public))
.to.throw(/inconsistent arguments/)
done()
})
it('missmatch id - private - public key', async () => {
const digest = await k1.public.hash()
expect(() => {
new PeerId(digest, k1, k3.public) // eslint-disable-line no-new
}).to.throw(/inconsistent arguments/)
})
it('invalid id', () => {