session/test/memorystore.test.js at callback-session-overload · jsardev/session · GitHub

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'use strict'

const test = require('tap').test
const { MemoryStore } = require('../lib/store')
const { EventEmitter } = require('stream')

test('MemoryStore.constructor: created MemoryStore should be an EventEmitter', (t) => {
  t.plan(2)

  const store = new MemoryStore()

  t.ok(store instanceof EventEmitter)
  store.on('test', () => t.pass())
  store.emit('test')
})

test('MemoryStore.constructor: should accept a Map as internal store', t => {
  t.plan(1)

  const internalStore = new Map()

  const store = new MemoryStore(internalStore)

  t.equal(store.store, internalStore)
})

test('MemoryStore.set: should successfully set a value to sessionId ', t => {
  t.plan(4)

  const internalStore = new Map()

  t.equal(internalStore.size, 0)

  const store = new MemoryStore(internalStore)
  store.set('someId', { key: 'value' }, () => {
    t.equal(internalStore.size, 1)
    t.equal(internalStore.has('someId'), true)
    t.strictSame(internalStore.get('someId'), { key: 'value' })
  })
})

test('MemoryStore.get: should successfully get a value for a valid sessionId ', t => {
  t.plan(1)

  const internalStore = new Map()
  internalStore.set('someId', { key: 'value' })

  const store = new MemoryStore(internalStore)
  store.get('someId', (_err, value) => {
    t.strictSame(value, { key: 'value' })
  })
})

test('MemoryStore.get: should return undefined for an invalid sessionId ', t => {
  t.plan(1)

  const internalStore = new Map()
  internalStore.set('someId', { key: 'value' })

  const store = new MemoryStore(internalStore)
  store.get('invalidId', (_err, value) => {
    t.strictSame(value, undefined)
  })
})

test('MemoryStore.destroy: should remove a sessionId / 1', t => {
  t.plan(2)

  const internalStore = new Map()
  internalStore.set('someId', { key: 'value' })
  internalStore.set('anotherId', { key: 'value' })

  const store = new MemoryStore(internalStore)
  store.destroy('someId', () => {
    t.equal(internalStore.size, 1)
    t.ok(internalStore.has('anotherId'))
  })
})

test('MemoryStore.destroy: should remove a sessionId / 2', t => {
  t.plan(2)

  const internalStore = new Map()
  internalStore.set('someId', { key: 'value' })
  internalStore.set('anotherId', { key: 'value' })

  const store = new MemoryStore(internalStore)
  store.destroy('anotherId', () => {
    t.equal(internalStore.size, 1)
    t.ok(internalStore.has('someId'))
  })
})

test('MemoryStore.destroy: should not remove stored sessions if invalidId is provided', t => {
  t.plan(3)

  const internalStore = new Map()
  internalStore.set('someId', { key: 'value' })
  internalStore.set('anotherId', { key: 'value' })

  const store = new MemoryStore(internalStore)
  store.destroy('invalidId', () => {
    t.equal(internalStore.size, 2)
    t.ok(internalStore.has('someId'))
    t.ok(internalStore.has('anotherId'))
  })
})