hyperdrive/test/storage.js

Hyperdrive is a secure, real time distributed file system

var tape = require('tape')
var tmp = require('temporary-directory')
var create = require('./helpers/create')
var hyperdrive = require('..')

tape('ram storage', function (t) {
  var archive = create()

  archive.ready(function () {
    t.ok(archive.metadata.writable, 'archive metadata is writable')
    t.ok(archive.content.writable, 'archive content is writable')
    t.end()
  })
})

tape('dir storage with resume', function (t) {
  tmp(function (err, dir, cleanup) {
    t.ifError(err)
    var archive = hyperdrive(dir)
    archive.ready(function () {
      t.ok(archive.metadata.writable, 'archive metadata is writable')
      t.ok(archive.content.writable, 'archive content is writable')
      t.same(archive.version, 0, 'archive has version 0')
      archive.close(function (err) {
        t.ifError(err)

        var archive2 = hyperdrive(dir)
        archive2.ready(function () {
          t.ok(archive2.metadata.writable, 'archive2 metadata is writable')
          t.ok(archive2.content.writable, 'archive2 content is writable')
          t.same(archive2.version, 0, 'archive has version 0')

          cleanup(function (err) {
            t.ifError(err)
            t.end()
          })
        })
      })
    })
  })
})

tape('dir storage for non-writable archive', function (t) {
  var src = create()
  src.ready(function () {
    tmp(function (err, dir, cleanup) {
      t.ifError(err)

      var clone = hyperdrive(dir, src.key)
      clone.on('content', function () {
        t.ok(!clone.metadata.writable, 'clone metadata not writable')
        t.ok(!clone.content.writable, 'clone content not writable')
        t.same(clone.key, src.key, 'keys match')
        cleanup(function (err) {
          t.ifError(err)
          t.end()
        })
      })

      var stream = clone.replicate()
      stream.pipe(src.replicate()).pipe(stream)
    })
  })
})

tape('dir storage without permissions emits error', function (t) {
  t.plan(1)
  var archive = hyperdrive('/')
  archive.on('error', function (err) {
    t.ok(err, 'got error')
  })
})