How to use the @adonisjs/sink.Config function in @adonisjs/sink

test('return decrypted x-xsrf-token', async (assert) => {
    const config = new Config()
    const shield = new Shield(config)
    const request = getReq()
    request.headers = { 'x-xsrf-token': '12' }
    assert.equal(shield.getCsrfToken(request), '12')
  })

it('throw exception when unable to find engine', () => {
    const config = new Config()
    const scout = new Scout(config)
    const fn = () => scout.engine()
    expect(fn).toThrow('E_INVALID_PARAMETER: Make sure to define connection inside config/scout.js file')
  })

ioc.bind('Adonis/Src/Config', () => {
      const config = new Config()
      config.set('database', {
        connection: 'testing',
        testing: helpers.getConfig()
      })
      return config
    })

ioc.bind('Adonis/Src/Config', () => {
      const config = new Config()
      config.set('database', {
        connection: 'testing',
        testing: helpers.getConfig()
      })
      return config
    })

Context.getter('response', function () {
      const config = new Config()
      config.set('app.http.jsonpCallback', 'callback')
      return new Response(this.request, config)
    }, true)

Context.getter('response', function () {
      return new Response(this.request, new Config())
    }, true)
    setupResolver()

ioc.singleton('Adonis/Src/Database', function () {
      const config = new Config()
      config.set('database', {
        connection: 'testing',
        testing: helpers.getConfig()
      })
      return new DatabaseManager(config)
    })
    ioc.alias('Adonis/Src/Database', 'Database')

ioc.bind('Adonis/Src/Config', () => {
      const config = new Config()
      config.set('database', require('../config'))
      return config
    })
    ioc.bind('Adonis/Src/Helpers', () => {

    const auth = () => new Auth({}, new Config())
    assert.throw(auth, 'E_MISSING_CONFIG: auth.undefined is not defined inside config/auth.js file')

ioc.singleton('Adonis/Src/Database', function () {
      const config = new Config()
      config.set('database', {
        connection: 'testing',
        testing: helpers.getConfig()
      })
      return new DatabaseManager(config)
    })
    ioc.alias('Adonis/Src/Database', 'Database')