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const http = require('http')
const path = require('path')
const finalhandler = require('finalhandler')
const fixtures = require('webtorrent-fixtures')
const MemoryChunkStore = require('memory-chunk-store')
const series = require('run-series')
const serveStatic = require('serve-static')
const test = require('tape')
const WebTorrent = require('../../index.js')
// it should be fast to download a small torrent over local HTTP
const WEB_SEED_TIMEOUT_MS = 500
test('Download using webseed (via .torrent file)', t => {
t.plan(6)
t.timeoutAfter(WEB_SEED_TIMEOUT_MS)
const parsedTorrent = Object.assign({}, fixtures.leaves.parsedTorrent)
const httpServer = http.createServer((req, res) => {
const done = finalhandler(req, res)
serveStatic(path.dirname(fixtures.leaves.contentPath))(req, res, done)
})
let client
httpServer.on('error', err => { t.fail(err) })
series([
cb => {
httpServer.listen(cb)
},
cb => {
parsedTorrent.urlList = [
`http://localhost:${httpServer.address().port}/${fixtures.leaves.parsedTorrent.name}`
]
client = new WebTorrent({ dht: false, tracker: false, lsd: false })
client.on('error', err => { t.fail(err) })
client.on('warning', err => { t.fail(err) })
client.on('torrent', torrent => {
let gotBuffer = false
let torrentDone = false
torrent.files.forEach(file => {
file.getBuffer((err, buf) => {
t.error(err)
t.deepEqual(buf, fixtures.leaves.content, 'downloaded correct content')
gotBuffer = true
maybeDone()
})
})
torrent.once('done', () => {
t.pass('client downloaded torrent from webseed')
torrentDone = true
maybeDone()
})
function maybeDone () {
if (gotBuffer && torrentDone) cb(null)
}
})
client.add(parsedTorrent, { store: MemoryChunkStore })
}
], err => {
t.error(err)
client.destroy(err => {
t.error(err, 'client destroyed')
})
httpServer.close(() => {
t.pass('http server closed')
})
})
})
test('Disable webseeds', t => {
t.plan(3)
const parsedTorrent = Object.assign({}, fixtures.leaves.parsedTorrent)
const httpServer = http.createServer((req, res) => {
t.fail('webseed http server should not get any requests')
})
let client
httpServer.on('error', err => { t.fail(err) })
series([
cb => {
httpServer.listen(cb)
},
cb => {
parsedTorrent.urlList = [
`http://localhost:${httpServer.address().port}/${fixtures.leaves.parsedTorrent.name}`
]
client = new WebTorrent({ dht: false, tracker: false, lsd: false, webSeeds: false })
client.on('error', err => { t.fail(err) })
client.on('warning', err => { t.fail(err) })
client.add(parsedTorrent, { store: MemoryChunkStore })
// The test above ensures that we can download the whole torrent over webseeds within a
// short time. Here, we wait the same amount of time and make sure no HTTP requests happen.
setTimeout(cb, WEB_SEED_TIMEOUT_MS)
}
], err => {
t.error(err)
client.destroy(err => {
t.error(err, 'client destroyed')
})
httpServer.close(() => {
t.pass('http server closed')
})
})
})
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