libp2p-interfaces-compliance-tests/src/topology/topology.js

Compliance tests for JS Libp2p interfaces

// @ts-nocheck interface tests
/* eslint-env mocha */

'use strict'

const { expect } = require('aegir/utils/chai')
const sinon = require('sinon')

const PeerId = require('peer-id')
const peers = require('../utils/peers')

module.exports = (test) => {
  describe('topology', () => {
    let topology, id

    beforeEach(async () => {
      topology = await test.setup()
      if (!topology) throw new Error('missing multicodec topology')

      id = await PeerId.createFromJSON(peers[0])
    })

    afterEach(async () => {
      sinon.restore()
      await test.teardown()
    })

    it('should have properties set', () => {
      expect(topology.min).to.exist()
      expect(topology.max).to.exist()
      expect(topology._onConnect).to.exist()
      expect(topology._onDisconnect).to.exist()
      expect(topology.peers).to.exist()
    })

    it('should trigger "onDisconnect" on peer disconnected', () => {
      sinon.spy(topology, '_onDisconnect')
      topology.disconnect(id)

      expect(topology._onDisconnect.callCount).to.equal(1)
    })
  })
}