orbitdb/test/replicate.test.js

117 lines
3.5 KiB
JavaScript

'use strict'
const assert = require('assert')
const mapSeries = require('p-each-series')
const rmrf = require('rimraf')
const OrbitDB = require('../src/OrbitDB')
const config = require('./utils/config')
const startIpfs = require('./utils/start-ipfs')
const stopIpfs = require('./utils/stop-ipfs')
const waitForPeers = require('./utils/wait-for-peers')
const dbPath1 = './orbitdb/tests/replication/1'
const dbPath2 = './orbitdb/tests/replication/2'
const ipfsPath1 = './orbitdb/tests/replication/1/ipfs'
const ipfsPath2 = './orbitdb/tests/replication/2/ipfs'
describe('orbit-db - Replication', function() {
this.timeout(config.timeout)
let ipfs1, ipfs2, orbitdb1, orbitdb2, db1, db2
before(async () => {
config.daemon1.repo = ipfsPath1
config.daemon2.repo = ipfsPath2
rmrf.sync(config.daemon1.repo)
rmrf.sync(config.daemon2.repo)
rmrf.sync(dbPath1)
rmrf.sync(dbPath2)
ipfs1 = await startIpfs(config.daemon1)
ipfs2 = await startIpfs(config.daemon2)
// Connect the peers manually to speed up test times
await ipfs2.swarm.connect(ipfs1._peerInfo.multiaddrs._multiaddrs[0].toString())
await ipfs1.swarm.connect(ipfs2._peerInfo.multiaddrs._multiaddrs[0].toString())
orbitdb1 = new OrbitDB(ipfs1, dbPath1)
orbitdb2 = new OrbitDB(ipfs2, dbPath2)
})
after(async () => {
if(orbitdb1)
await orbitdb1.stop()
if(orbitdb2)
await orbitdb2.stop()
if (ipfs1)
await stopIpfs(ipfs1)
if (ipfs2)
await stopIpfs(ipfs2)
})
describe('two peers', function() {
beforeEach(async () => {
let options = {
// Set write access for both clients
write: [
orbitdb1.key.getPublic('hex'),
orbitdb2.key.getPublic('hex')
],
}
options = Object.assign({}, options, { path: dbPath1 })
db1 = await orbitdb1.eventlog('replication tests', options)
// Set 'sync' flag on. It'll prevent creating a new local database and rather
// fetch the database from the network
options = Object.assign({}, options, { path: dbPath2, sync: true })
db2 = await orbitdb2.eventlog(db1.address.toString(), options)
assert.equal(db1.address.toString(), db2.address.toString())
await waitForPeers(ipfs1, [orbitdb2.id], db1.address.toString())
await waitForPeers(ipfs2, [orbitdb1.id], db1.address.toString())
})
afterEach(async () => {
await db1.drop()
await db2.drop()
})
it('replicates database of 1 entry', async () => {
await db1.add('hello')
return new Promise(resolve => {
setTimeout(() => {
const items = db2.iterator().collect()
assert.equal(items.length, 1)
assert.equal(items[0].payload.value, 'hello')
resolve()
}, 1000)
})
})
it('replicates database of 100 entries', async () => {
const entryCount = 100
const entryArr = []
let timer
for (let i = 0; i < entryCount; i ++)
entryArr.push(i)
await mapSeries(entryArr, (i) => db1.add('hello' + i))
return new Promise(resolve => {
timer = setInterval(() => {
const items = db2.iterator({ limit: -1 }).collect()
if (items.length === entryCount) {
clearInterval(timer)
assert.equal(items.length, entryCount)
assert.equal(items[0].payload.value, 'hello0')
assert.equal(items[items.length - 1].payload.value, 'hello99')
resolve()
}
}, 1000)
})
})
})
})