js-libp2p/test/promisify.node.js

88 lines
2.3 KiB
JavaScript

/* eslint-env mocha */
'use strict'
/**
* This test suite is intended to validate compatability of
* the promisified api, until libp2p has been fully migrated to
* async/await. Once the migration is complete and all tests
* are using async/await, this file can be removed.
*/
const chai = require('chai')
chai.use(require('dirty-chai'))
const expect = chai.expect
const promisify = require('promisify-es6')
const createNode = promisify(require('./utils/create-node'))
const { createPeerInfo } = require('./utils/create-node')
const Node = require('./utils/bundle-nodejs')
const pull = require('pull-stream')
const Ping = require('../src/ping')
/**
* As libp2p is currently promisified, when extending libp2p,
* method arguments must be passed to `super` to ensure the
* promisify callbacks are properly resolved
*/
class AsyncLibp2p extends Node {
async start (...args) {
await super.start(...args)
}
async stop (...args) {
await super.start(...args)
}
}
async function createAsyncNode () {
const peerInfo = await promisify(createPeerInfo)()
peerInfo.multiaddrs.add('/ip4/0.0.0.0/tcp/0')
return new AsyncLibp2p({ peerInfo })
}
describe('promisified libp2p', () => {
let libp2p
let otherNode
const ECHO_PROTO = '/echo/1.0.0'
before('Create and Start', async () => {
[libp2p, otherNode] = await Promise.all([
createNode('/ip4/0.0.0.0/tcp/0'),
createAsyncNode()
])
return [libp2p, otherNode].map(node => {
node.handle(ECHO_PROTO, (_, conn) => pull(conn, conn))
return node.start()
})
})
after('Stop', () => {
return [libp2p, otherNode].map(node => node.stop())
})
afterEach('Hang up', () => {
return libp2p.hangUp(otherNode.peerInfo)
})
it('dial', async () => {
const stream = await libp2p.dial(otherNode.peerInfo)
expect(stream).to.not.exist()
expect(libp2p._switch.connection.getAll()).to.have.length(1)
})
it('dialFSM', async () => {
const connectionFSM = await libp2p.dialFSM(otherNode.peerInfo, ECHO_PROTO)
expect(connectionFSM).to.exist()
})
it('dialProtocol', async () => {
const stream = await libp2p.dialProtocol(otherNode.peerInfo, ECHO_PROTO)
expect(stream).to.exist()
})
it('ping', async () => {
const ping = await libp2p.ping(otherNode.peerInfo)
expect(ping).to.be.an.instanceOf(Ping)
})
})