import { ZeroEx } from '0x.js'; import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-utils'; import { BigNumber } from '@0xproject/utils'; import { Web3Wrapper } from '@0xproject/web3-wrapper'; import * as chai from 'chai'; import ethUtil = require('ethereumjs-util'); import * as _ from 'lodash'; import * as Web3 from 'web3'; import { TokenRegistryContract } from '../src/contract_wrappers/generated/token_registry'; import { constants } from '../util/constants'; import { TokenRegWrapper } from '../util/token_registry_wrapper'; import { ContractName } from '../util/types'; import { chaiSetup } from './utils/chai_setup'; import { deployer } from './utils/deployer'; chaiSetup.configure(); const expect = chai.expect; const web3 = web3Factory.create(); const web3Wrapper = new Web3Wrapper(web3.currentProvider); const blockchainLifecycle = new BlockchainLifecycle(); describe('TokenRegistry', () => { let owner: string; let notOwner: string; let tokenReg: TokenRegistryContract; let tokenRegWrapper: TokenRegWrapper; before(async () => { const accounts = await web3Wrapper.getAvailableAddressesAsync(); owner = accounts[0]; notOwner = accounts[1]; const tokenRegInstance = await deployer.deployAsync(ContractName.TokenRegistry); tokenReg = new TokenRegistryContract(web3Wrapper, tokenRegInstance.abi, tokenRegInstance.address); tokenRegWrapper = new TokenRegWrapper(tokenReg); }); beforeEach(async () => { await blockchainLifecycle.startAsync(); }); afterEach(async () => { await blockchainLifecycle.revertAsync(); }); const tokenAddress1 = `0x${ethUtil.setLength(ethUtil.toBuffer('0x1'), 20, false).toString('hex')}`; const tokenAddress2 = `0x${ethUtil.setLength(ethUtil.toBuffer('0x2'), 20, false).toString('hex')}`; const token1 = { address: tokenAddress1, name: 'testToken1', symbol: 'TT1', decimals: 18, ipfsHash: `0x${ethUtil.sha3('ipfs1').toString('hex')}`, swarmHash: `0x${ethUtil.sha3('swarm1').toString('hex')}`, }; const token2 = { address: tokenAddress2, name: 'testToken2', symbol: 'TT2', decimals: 18, ipfsHash: `0x${ethUtil.sha3('ipfs2').toString('hex')}`, swarmHash: `0x${ethUtil.sha3('swarm2').toString('hex')}`, }; const nullToken = { address: ZeroEx.NULL_ADDRESS, name: '', symbol: '', decimals: 0, ipfsHash: constants.NULL_BYTES, swarmHash: constants.NULL_BYTES, }; describe('addToken', () => { it('should throw when not called by owner', async () => { return expect(tokenRegWrapper.addTokenAsync(token1, notOwner)).to.be.rejectedWith(constants.REVERT); }); it('should add token metadata when called by owner', async () => { await tokenRegWrapper.addTokenAsync(token1, owner); const tokenData = await tokenRegWrapper.getTokenMetaDataAsync(token1.address); expect(tokenData).to.be.deep.equal(token1); }); it('should throw if token already exists', async () => { await tokenRegWrapper.addTokenAsync(token1, owner); return expect(tokenRegWrapper.addTokenAsync(token1, owner)).to.be.rejectedWith(constants.REVERT); }); it('should throw if token address is null', async () => { return expect(tokenRegWrapper.addTokenAsync(nullToken, owner)).to.be.rejectedWith(constants.REVERT); }); it('should throw if name already exists', async () => { await tokenRegWrapper.addTokenAsync(token1, owner); const duplicateNameToken = _.assign({}, token2, { name: token1.name }); return expect(tokenRegWrapper.addTokenAsync(duplicateNameToken, owner)).to.be.rejectedWith( constants.REVERT, ); }); it('should throw if symbol already exists', async () => { await tokenRegWrapper.addTokenAsync(token1, owner); const duplicateSymbolToken = _.assign({}, token2, { symbol: token1.symbol, }); return expect(tokenRegWrapper.addTokenAsync(duplicateSymbolToken, owner)).to.be.rejectedWith( constants.REVERT, ); }); }); describe('after addToken', () => { beforeEach(async () => { await tokenRegWrapper.addTokenAsync(token1, owner); }); describe('getTokenByName', () => { it('should return token metadata when given the token name', async () => { const tokenData = await tokenRegWrapper.getTokenByNameAsync(token1.name); expect(tokenData).to.be.deep.equal(token1); }); }); describe('getTokenBySymbol', () => { it('should return token metadata when given the token symbol', async () => { const tokenData = await tokenRegWrapper.getTokenBySymbolAsync(token1.symbol); expect(tokenData).to.be.deep.equal(token1); }); }); describe('setTokenName', () => { it('should throw when not called by owner', async () => { return expect( tokenReg.setTokenName.sendTransactionAsync(token1.address, token2.name, { from: notOwner }), ).to.be.rejectedWith(constants.REVERT); }); it('should change the token name when called by owner', async () => { await tokenReg.setTokenName.sendTransactionAsync(token1.address, token2.name, { from: owner, }); const [newData, oldData] = await Promise.all([ tokenRegWrapper.getTokenByNameAsync(token2.name), tokenRegWrapper.getTokenByNameAsync(token1.name), ]); const expectedNewData = _.assign({}, token1, { name: token2.name }); const expectedOldData = nullToken; expect(newData).to.be.deep.equal(expectedNewData); expect(oldData).to.be.deep.equal(expectedOldData); }); it('should throw if the name already exists', async () => { await tokenRegWrapper.addTokenAsync(token2, owner); return expect( tokenReg.setTokenName.sendTransactionAsync(token1.address, token2.name, { from: owner }), ).to.be.rejectedWith(constants.REVERT); }); it('should throw if token does not exist', async () => { return expect( tokenReg.setTokenName.sendTransactionAsync(nullToken.address, token2.name, { from: owner }), ).to.be.rejectedWith(constants.REVERT); }); }); describe('setTokenSymbol', () => { it('should throw when not called by owner', async () => { return expect( tokenReg.setTokenSymbol.sendTransactionAsync(token1.address, token2.symbol, { from: notOwner, }), ).to.be.rejectedWith(constants.REVERT); }); it('should change the token symbol when called by owner', async () => { await tokenReg.setTokenSymbol.sendTransactionAsync(token1.address, token2.symbol, { from: owner }); const [newData, oldData] = await Promise.all([ tokenRegWrapper.getTokenBySymbolAsync(token2.symbol), tokenRegWrapper.getTokenBySymbolAsync(token1.symbol), ]); const expectedNewData = _.assign({}, token1, { symbol: token2.symbol }); const expectedOldData = nullToken; expect(newData).to.be.deep.equal(expectedNewData); expect(oldData).to.be.deep.equal(expectedOldData); }); it('should throw if the symbol already exists', async () => { await tokenRegWrapper.addTokenAsync(token2, owner); return expect( tokenReg.setTokenSymbol.sendTransactionAsync(token1.address, token2.symbol, { from: owner, }), ).to.be.rejectedWith(constants.REVERT); }); it('should throw if token does not exist', async () => { return expect( tokenReg.setTokenSymbol.sendTransactionAsync(nullToken.address, token2.symbol, { from: owner, }), ).to.be.rejectedWith(constants.REVERT); }); }); describe('removeToken', () => { it('should throw if not called by owner', async () => { const index = new BigNumber(0); return expect( tokenReg.removeToken.sendTransactionAsync(token1.address, index, { from: notOwner }), ).to.be.rejectedWith(constants.REVERT); }); it('should remove token metadata when called by owner', async () => { const index = new BigNumber(0); await tokenReg.removeToken.sendTransactionAsync(token1.address, index, { from: owner, }); const tokenData = await tokenRegWrapper.getTokenMetaDataAsync(token1.address); expect(tokenData).to.be.deep.equal(nullToken); }); it('should throw if token does not exist', async () => { const index = new BigNumber(0); return expect( tokenReg.removeToken.sendTransactionAsync(nullToken.address, index, { from: owner }), ).to.be.rejectedWith(constants.REVERT); }); it('should throw if token at given index does not match address', async () => { await tokenRegWrapper.addTokenAsync(token2, owner); const incorrectIndex = new BigNumber(0); return expect( tokenReg.removeToken.sendTransactionAsync(token2.address, incorrectIndex, { from: owner }), ).to.be.rejectedWith(constants.REVERT); }); }); }); });