hyperjsondb/test.js

A proxymised Json database using hyperdb, to store key-value flat objects

var test = require('tape')
var path = require('path')
var fs = require('fs')

function rimraf (dirPath) {
  if (fs.existsSync(dirPath)) {
    fs.readdirSync(dirPath).forEach(function (entry) {
      var entryPath = path.join(dirPath, entry)
      if (fs.lstatSync(entryPath).isDirectory()) {
        rimraf(entryPath)
      } else {
        fs.unlinkSync(entryPath)
      }
    })
    fs.rmdirSync(dirPath)
  }
}

var dirPath = './testdb'
rimraf(dirPath)

var Hyperjsondb = require('./hyperjsondb')

var db = new Hyperjsondb(dirPath)

db.on('ready', () => {
  test('Should put an object and get the username', async (t) => {
    await db.put('/randid', {
      username: 'Javi'
    })

    t.equal(await db.get('/randid').username, 'Javi')
    t.equal(await db.get('/randid/username'), 'Javi')
    t.end()
  })

  test('Should update the object', async (t) => {
    await db.put('/randid', { username: 'Sam' })

    t.equal(await db.get('/randid').username, 'Sam', 'Should proxymise the object')
    t.equal(await db.get('/randid/username'), 'Sam', 'Should get the correct value')
    t.end()
  })

  test('Array actions', async (t) => {
    await db.put('/randid/friends', [{ username: 'Javi' }])
    var r1 = await db.get('/randid/friends')
    t.deepEqual(r1, [{ username: 'Javi' }], 'Should create the Array')

    await db.put('/randid/friends/0/username', 'Adam')
    var r2 = await db.get('/randid/friends')
    t.deepEqual(r2, [{ username: 'Adam' }], 'Should update the [0] object')

    t.end()
  })

  test('Patch actions', async (t) => {
    await db.add('/randid/friends', { username: 'Other' })
    var r1 = await db.get('/randid/friends')
    t.deepEqual(r1, [{ username: 'Other' }, { username: 'Adam' }], 'Should add object to array')
    // console.log('PARTIAL', await db.get('/'))
    await db.add('/randid', { prop: 'newProp' })
    var r3 = await db.get('/')
    t.deepEqual(r3, { randid: [ { prop: 'newProp' }, { friends: [ { username: 'Other' }, { username: 'Adam' } ], username: 'Sam' } ] }, 'Should add property to root')

    await db.replace('/randid/1/friends/1/username', 'Sam2018')
    var r4 = await db.get('/randid/1/friends')
    t.deepEqual(r4, [{ 'username': 'Other' }, { 'username': 'Sam2018' }], 'Should replace the value')

    await db.replace('/randid/1/friends/1', { username: 'Sam2019' })
    var r5 = await db.get('/randid/1/friends')
    t.deepEqual(r5, [{ 'username': 'Other' }, { 'username': 'Sam2019' }], 'Should replace the value, from object')

    await db.replace('/randid/username', 'Javi')
    var r6 = await db.get('/randid/username')
    t.deepEqual(r6, 'Javi', 'Should replace the value')

    await db.remove('/')
    var r7 = await db.get('/')

    t.deepEqual(r7, {}, 'Should remove all')
    t.end()
  })
})