const { readAddressAsContract } = require('./contract-utils'); describe('Contract Utils', () => { it('checks is an address is a contract address or not', async () => { let mockEthQuery = { getCode: () => { return '0xa'; }, }; const { isContractAddress } = await readAddressAsContract( mockEthQuery, '0x76B4aa9Fc4d351a0062c6af8d186DF959D564A84', ); expect(isContractAddress).toStrictEqual(true); mockEthQuery = { getCode: () => { return '0x'; }, }; const { isContractAddress: isNotContractAddress, } = await readAddressAsContract( mockEthQuery, '0x76B4aa9Fc4d351a0062c6af8d186DF959D564A84', ); expect(isNotContractAddress).toStrictEqual(false); }); });