const assert = require('assert') const nock = require('nock') const NetworkController = require('../../../../app/scripts/controllers/network') const { getNetworkDisplayName, } = require('../../../../app/scripts/controllers/network/util') describe('# Network Controller', function () { let networkController const noop = () => {} const networkControllerProviderConfig = { getAccounts: noop, } beforeEach(function () { nock('https://rinkeby.infura.io') .persist() .post('/metamask') .reply(200) networkController = new NetworkController() networkController.initializeProvider(networkControllerProviderConfig) }) afterEach(function () { nock.cleanAll() }) describe('network', function () { describe('#provider', function () { it('provider should be updatable without reassignment', function () { networkController.initializeProvider(networkControllerProviderConfig) const providerProxy = networkController.getProviderAndBlockTracker().provider assert.equal(providerProxy.test, undefined) providerProxy.setTarget({ test: true }) assert.equal(providerProxy.test, true) }) }) describe('#getNetworkState', function () { it('should return loading when new', function () { const networkState = networkController.getNetworkState() assert.equal(networkState, 'loading', 'network is loading') }) }) describe('#setNetworkState', function () { it('should update the network', function () { networkController.setNetworkState(1, 'rpc') const networkState = networkController.getNetworkState() assert.equal(networkState, 1, 'network is 1') }) }) describe('#setProviderType', function () { it('should update provider.type', function () { networkController.setProviderType('mainnet') const type = networkController.getProviderConfig().type assert.equal(type, 'mainnet', 'provider type is updated') }) it('should set the network to loading', function () { networkController.setProviderType('mainnet') const loading = networkController.isNetworkLoading() assert.ok(loading, 'network is loading') }) }) }) }) describe('Network utils', () => { it('getNetworkDisplayName should return the correct network name', () => { const tests = [ { input: 3, expected: 'Ropsten', }, { input: 4, expected: 'Rinkeby', }, { input: 42, expected: 'Kovan', }, { input: 'ropsten', expected: 'Ropsten', }, { input: 'rinkeby', expected: 'Rinkeby', }, { input: 'kovan', expected: 'Kovan', }, { input: 'mainnet', expected: 'Main Ethereum Network', }, ] tests.forEach(({ input, expected }) => assert.equal(getNetworkDisplayName(input), expected)) }) })