import { getContractAddressesForChainOrThrow } from '@0x/contract-addresses'; import { ContractWrappers } from '@0x/contract-wrappers'; import { provider } from '@0x/contracts-test-utils'; const chainId = 1; const contractAddresses = getContractAddressesForChainOrThrow(chainId); const contractWrappers = new ContractWrappers(provider, { chainId, contractAddresses }); export { contractAddresses, contractWrappers };