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var auto = require('run-auto')
var finalhandler = require('finalhandler')
var fs = require('fs')
var http = require('http')
var parseTorrent = require('parse-torrent')
var path = require('path')
var serveStatic = require('serve-static')
var test = require('tape')
var WebTorrent = require('../')
var leavesPath = path.resolve(__dirname, 'content', 'Leaves of Grass by Walt Whitman.epub')
var leavesFilename = 'Leaves of Grass by Walt Whitman.epub'
var leavesFile = fs.readFileSync(leavesPath)
var leavesTorrent = fs.readFileSync(path.resolve(__dirname, 'torrents', 'leaves.torrent'))
var leavesParsed = parseTorrent(leavesTorrent)
// remove trackers from .torrent file
leavesParsed.announce = []
test('Download using webseed (via magnet uri)', function (t) {
t.plan(9)
var serve = serveStatic(path.join(__dirname, 'content'))
var httpServer = http.createServer(function (req, res) {
var done = finalhandler(req, res)
serve(req, res, done)
})
var magnetUri
httpServer.on('error', function (err) { t.fail(err) })
auto({
httpPort: function (cb) {
httpServer.listen(cb)
},
client1: ['httpPort', function (cb) {
var client1 = new WebTorrent({ tracker: false, dht: false })
client1.on('error', function (err) { t.fail(err) })
client1.on('warning', function (err) { t.fail(err) })
client1.add(leavesParsed)
var gotTorrent = false
var gotListening = false
function maybeDone () {
if (gotTorrent && gotListening) cb(null, client1)
}
client1.on('torrent', function (torrent) {
// torrent metadata has been fetched -- sanity check it
t.equal(torrent.name, 'Leaves of Grass by Walt Whitman.epub')
var names = [
'Leaves of Grass by Walt Whitman.epub'
]
t.deepEqual(torrent.files.map(function (file) { return file.name }), names)
// NOTE: client1 is *NOT* a seeder. Just has the metadata.
gotTorrent = true
maybeDone()
})
client1.on('listening', function () {
gotListening = true
maybeDone()
})
}],
client2: ['client1', 'httpPort', function (cb, r) {
var webSeedUrl = 'http://localhost:' + httpServer.address().port + '/' + leavesFilename
magnetUri = 'magnet:?xt=urn:btih:' + leavesParsed.infoHash +
'&ws=' + encodeURIComponent(webSeedUrl)
var client2 = new WebTorrent({ tracker: false, dht: false })
client2.on('error', function (err) { t.fail(err) })
client2.on('warning', function (err) { t.fail(err) })
client2.on('torrent', function (torrent) {
torrent.files.forEach(function (file) {
file.getBuffer(function (err, buf) {
t.error(err)
t.deepEqual(buf, leavesFile, 'downloaded correct content')
gotBuffer = true
maybeDone()
})
})
torrent.once('done', function () {
t.pass('client2 downloaded torrent from client1')
torrentDone = true
maybeDone()
})
var gotBuffer = false
var torrentDone = false
function maybeDone () {
if (gotBuffer && torrentDone) cb(null, client2)
}
})
client2.add(magnetUri)
client2.on('listening', function (port, torrent) {
torrent.addPeer('127.0.0.1:' + r.client1.torrentPort)
})
}]
}, function (err, r) {
t.error(err)
r.client1.destroy(function () {
t.pass('client destroyed')
})
r.client2.destroy(function () {
t.pass('client destroyed')
})
httpServer.close(function () {
t.pass('http server closed')
})
})
})
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