How to use the chloride.crypto_sign_seed_keypair function in chloride

var tape = require('tape')
var pull = require('pull-stream')
var Pushable = require('pull-pushable')
var scopes = require('multiserver-scopes')

var Compose = require('../compose')
var Net = require('../plugins/net')
var Unix = require('../plugins/unix-socket')
var Ws = require('../plugins/ws')
var Shs = require('../plugins/shs')
var Onion = require('../plugins/onion')
var MultiServer = require('../')

var cl = require('chloride')
var seed = cl.crypto_hash_sha256(Buffer.from('TESTSEED'))
var keys = cl.crypto_sign_seed_keypair(seed)
var appKey = cl.crypto_hash_sha256(Buffer.from('TEST'))

var requested, ts

//this gets overwritten in the last test.
var check = function (id, cb) {
  cb(null, true)
}

//var net = Net({port: 4848, scope: 'device'})
var net = Net({port: 4848})
var ws = Ws({port: 4848})
var shs = Shs({keys: keys, appKey: appKey, auth: function (id, cb) {
  requested = id
  ts = Date.now()

tape('shs with seed', function (t) {

  var close = combined.server(echo)

  var seed = cl.crypto_hash_sha256(Buffer.from('TEST SEED'))
  var bob = cl.crypto_sign_seed_keypair(seed)

  var checked
  check = function (id, cb) {
    checked = id
    if(id.toString('base64') === bob.publicKey.toString('base64'))
      cb(null, true)
    else
      cb(null, false)
  }

  var addr_with_seed = combined.stringify()+':'+seed.toString('base64')

  combined.client(addr_with_seed, function (err, stream) {
    t.notOk(err)
    t.deepEqual(checked, bob.publicKey)
    stream.source(true, function () {})

var tape = require('tape')
var pull = require('pull-stream')
var Pushable = require('pull-pushable')

var Compose = require('../compose')
var Net = require('../plugins/net')
var Ws = require('../plugins/ws')
var Shs = require('../plugins/shs')
var Onion = require('../plugins/onion')
var MultiServer = require('../')

var cl = require('chloride')
var seed = cl.crypto_hash_sha256(new Buffer('TESTSEED'))
var keys = cl.crypto_sign_seed_keypair(seed)
var appKey = cl.crypto_hash_sha256(new Buffer('TEST'))

var requested, ts

//this gets overwritten in the last test.
var check = function (id, cb) {
  cb(null, true)
}

var net = Net({port: 4848, scope: 'public'})
var ws = Ws({port: 4849, scope: 'public'})
var shs = Shs({keys: keys, appKey: appKey, auth: function (id, cb) {
  requested = id
  ts = Date.now()

  check(id, cb)

generate: function (seed) {
    if(!seed) sodium.randombytes(seed = new Buffer(32))

    var keys = seed ? sodium.crypto_sign_seed_keypair(seed) : sodium.crypto_sign_keypair()
    return {
      curve: 'ed25519',
      public: keys.publicKey,

      //so that this works with either sodium
      //or libsodium-wrappers (in browser)
      private: keys.privateKey || keys.secretKey
    }
  },