import Web3ProviderEngine from '@bitski/provider-engine'; import { FixtureSubprovider } from '@bitski/provider-engine'; export class MockEngine extends Web3ProviderEngine { constructor(opts) { super(opts); this.addProvider( new FixtureSubprovider({ eth_blockNumber: '0x0', eth_getBlockByNumber: false, eth_hashrate: '0x00', eth_mining: false, eth_syncing: true, net_listening: true, web3_clientVersion: 'ProviderEngine/v0.0.0/javascript', }), ); } }