344 lines
16 KiB
TypeScript
344 lines
16 KiB
TypeScript
import { LogWithDecodedArgs, TransactionReceiptWithDecodedLogs, ZeroEx } from '0x.js';
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import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-utils';
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import { BigNumber } from '@0xproject/utils';
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import { Web3Wrapper } from '@0xproject/web3-wrapper';
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import * as chai from 'chai';
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import * as Web3 from 'web3';
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import { AssetProxyDispatcherContract } from '../../src/contract_wrappers/generated/asset_proxy_dispatcher';
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import { DummyERC721TokenContract } from '../../src/contract_wrappers/generated/dummy_e_r_c721_token';
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import { DummyTokenContract } from '../../src/contract_wrappers/generated/dummy_token';
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import { ERC20ProxyContract } from '../../src/contract_wrappers/generated/e_r_c20_proxy';
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import { ERC721ProxyContract } from '../../src/contract_wrappers/generated/e_r_c721_proxy';
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import { encodeERC20ProxyData, encodeERC721ProxyData } from '../../src/utils/asset_proxy_utils';
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import { Balances } from '../../src/utils/balances';
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import { constants } from '../../src/utils/constants';
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import { AssetProxyId, ContractName } from '../../src/utils/types';
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import { chaiSetup } from '../utils/chai_setup';
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import { deployer } from '../utils/deployer';
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import { provider, web3Wrapper } from '../utils/web3_wrapper';
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chaiSetup.configure();
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const expect = chai.expect;
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const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
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describe('Asset Transfer Proxies', () => {
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let owner: string;
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let notAuthorized: string;
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let assetProxyDispatcherAddress: string;
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let tokenOwner: string;
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let makerAddress: string;
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let takerAddress: string;
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let zrx: DummyTokenContract;
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let erc721Token: DummyERC721TokenContract;
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let dmyBalances: Balances;
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let erc20TransferProxy: ERC20ProxyContract;
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let erc721TransferProxy: ERC721ProxyContract;
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const makerTokenId = new BigNumber('0x1010101010101010101010101010101010101010101010101010101010101010');
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const testAddressPaddedWithZeros = '0x0000000000000000056000000000000000000010';
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const INITIAL_BALANCE = new BigNumber(10000);
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before(async () => {
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// Setup accounts & addresses
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const accounts = await web3Wrapper.getAvailableAddressesAsync();
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owner = tokenOwner = accounts[0];
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notAuthorized = accounts[1];
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assetProxyDispatcherAddress = accounts[2];
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makerAddress = accounts[3];
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takerAddress = accounts[4];
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// Deploy ERC20 Proxy
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const erc20TransferProxyInstance = await deployer.deployAsync(ContractName.ERC20Proxy);
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erc20TransferProxy = new ERC20ProxyContract(
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erc20TransferProxyInstance.abi,
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erc20TransferProxyInstance.address,
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provider,
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);
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await erc20TransferProxy.addAuthorizedAddress.sendTransactionAsync(assetProxyDispatcherAddress, {
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from: owner,
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});
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// Deploy ERC721 Proxy
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const erc721TransferProxyInstance = await deployer.deployAsync(ContractName.ERC721Proxy);
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erc721TransferProxy = new ERC721ProxyContract(
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erc721TransferProxyInstance.abi,
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erc721TransferProxyInstance.address,
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provider,
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);
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await erc721TransferProxy.addAuthorizedAddress.sendTransactionAsync(assetProxyDispatcherAddress, {
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from: owner,
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});
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// Deploy zrx and set initial balances
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const zrxInstance = await deployer.deployAsync(ContractName.DummyToken, constants.DUMMY_TOKEN_ARGS);
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zrx = new DummyTokenContract(zrxInstance.abi, zrxInstance.address, provider);
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await zrx.setBalance.sendTransactionAsync(makerAddress, INITIAL_BALANCE, { from: tokenOwner });
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await zrx.setBalance.sendTransactionAsync(takerAddress, INITIAL_BALANCE, { from: tokenOwner });
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dmyBalances = new Balances([zrx], [makerAddress, takerAddress]);
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await zrx.approve.sendTransactionAsync(erc20TransferProxy.address, INITIAL_BALANCE, {
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from: takerAddress,
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});
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await zrx.approve.sendTransactionAsync(erc20TransferProxy.address, INITIAL_BALANCE, {
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from: makerAddress,
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});
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// Deploy erc721Token and set initial balances
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const erc721TokenInstance = await deployer.deployAsync(
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ContractName.DummyERC721Token,
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constants.DUMMY_ERC721TOKEN_ARGS,
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);
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erc721Token = new DummyERC721TokenContract(erc721TokenInstance.abi, erc721TokenInstance.address, provider);
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await erc721Token.setApprovalForAll.sendTransactionAsync(erc721TransferProxy.address, true, {
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from: makerAddress,
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});
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await erc721Token.setApprovalForAll.sendTransactionAsync(erc721TransferProxy.address, true, {
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from: takerAddress,
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});
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await erc721Token.mint.sendTransactionAsync(makerAddress, makerTokenId, { from: tokenOwner });
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});
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beforeEach(async () => {
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await blockchainLifecycle.startAsync();
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});
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afterEach(async () => {
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await blockchainLifecycle.revertAsync();
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});
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describe('Transfer Proxy - ERC20', () => {
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it('should successfully encode/decode metadata', async () => {
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const metadata = await erc20TransferProxy.encodeMetadata.callAsync(AssetProxyId.ERC20, zrx.address);
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const address = await erc20TransferProxy.decodeMetadata.callAsync(metadata);
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expect(address).to.be.equal(zrx.address);
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});
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it('should successfully decode metadata encoded by typescript helpers', async () => {
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const metadata = encodeERC20ProxyData(zrx.address);
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const address = await erc20TransferProxy.decodeMetadata.callAsync(metadata);
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expect(address).to.be.equal(zrx.address);
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});
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it('should successfully encode/decode metadata padded with zeros', async () => {
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const metadata = await erc20TransferProxy.encodeMetadata.callAsync(
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AssetProxyId.ERC20,
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testAddressPaddedWithZeros,
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);
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const address = await erc20TransferProxy.decodeMetadata.callAsync(metadata);
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expect(address).to.be.equal(testAddressPaddedWithZeros);
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});
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it('should successfully decode metadata encoded padded with zeros by typescript helpers', async () => {
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const metadata = encodeERC20ProxyData(testAddressPaddedWithZeros);
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const address = await erc20TransferProxy.decodeMetadata.callAsync(metadata);
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expect(address).to.be.equal(testAddressPaddedWithZeros);
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});
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it('should successfully transfer tokens', async () => {
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// Construct metadata for ERC20 proxy
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const encodedProxyMetadata = encodeERC20ProxyData(zrx.address);
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// Perform a transfer from makerAddress to takerAddress
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const balances = await dmyBalances.getAsync();
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const amount = new BigNumber(10);
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await erc20TransferProxy.transferFrom.sendTransactionAsync(
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encodedProxyMetadata,
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makerAddress,
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takerAddress,
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amount,
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{ from: assetProxyDispatcherAddress },
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);
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// Verify transfer was successful
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const newBalances = await dmyBalances.getAsync();
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expect(newBalances[makerAddress][zrx.address]).to.be.bignumber.equal(
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balances[makerAddress][zrx.address].minus(amount),
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);
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expect(newBalances[takerAddress][zrx.address]).to.be.bignumber.equal(
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balances[takerAddress][zrx.address].add(amount),
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);
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});
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it('should do nothing if transferring 0 amount of a token', async () => {
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// Construct metadata for ERC20 proxy
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const encodedProxyMetadata = encodeERC20ProxyData(zrx.address);
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// Perform a transfer from makerAddress to takerAddress
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const balances = await dmyBalances.getAsync();
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const amount = new BigNumber(0);
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await erc20TransferProxy.transferFrom.sendTransactionAsync(
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encodedProxyMetadata,
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makerAddress,
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takerAddress,
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amount,
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{ from: assetProxyDispatcherAddress },
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);
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// Verify transfer was successful
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const newBalances = await dmyBalances.getAsync();
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expect(newBalances[makerAddress][zrx.address]).to.be.bignumber.equal(balances[makerAddress][zrx.address]);
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expect(newBalances[takerAddress][zrx.address]).to.be.bignumber.equal(balances[takerAddress][zrx.address]);
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});
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it('should throw if allowances are too low', async () => {
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// Construct metadata for ERC20 proxy
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const encodedProxyMetadata = encodeERC20ProxyData(zrx.address);
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// Create allowance less than transfer amount. Set allowance on proxy.
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const allowance = new BigNumber(0);
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const transferAmount = new BigNumber(10);
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await zrx.approve.sendTransactionAsync(erc20TransferProxy.address, allowance, {
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from: makerAddress,
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});
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// Perform a transfer; expect this to fail.
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return expect(
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erc20TransferProxy.transferFrom.sendTransactionAsync(
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encodedProxyMetadata,
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makerAddress,
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takerAddress,
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transferAmount,
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{ from: notAuthorized },
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),
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).to.be.rejectedWith(constants.REVERT);
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});
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it('should throw if requesting address is not authorized', async () => {
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// Construct metadata for ERC20 proxy
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const encodedProxyMetadata = encodeERC20ProxyData(zrx.address);
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// Perform a transfer from makerAddress to takerAddress
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const amount = new BigNumber(10);
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return expect(
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erc20TransferProxy.transferFrom.sendTransactionAsync(
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encodedProxyMetadata,
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makerAddress,
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takerAddress,
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amount,
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{ from: notAuthorized },
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),
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).to.be.rejectedWith(constants.REVERT);
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});
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});
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describe('Transfer Proxy - ERC721', () => {
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it('should successfully encode/decode metadata', async () => {
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const metadata = await erc721TransferProxy.encodeMetadata.callAsync(
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AssetProxyId.ERC721,
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erc721Token.address,
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makerTokenId,
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);
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const [address, tokenId] = await erc721TransferProxy.decodeMetadata.callAsync(metadata);
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expect(address).to.be.equal(erc721Token.address);
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expect(tokenId).to.be.bignumber.equal(makerTokenId);
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});
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it('should successfully decode metadata encoded by typescript helpers', async () => {
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const metadata = encodeERC721ProxyData(erc721Token.address, makerTokenId);
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const [address, tokenId] = await erc721TransferProxy.decodeMetadata.callAsync(metadata);
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expect(address).to.be.equal(erc721Token.address);
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expect(tokenId).to.be.bignumber.equal(makerTokenId);
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});
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it('should successfully encode/decode metadata padded with zeros', async () => {
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const metadata = await erc721TransferProxy.encodeMetadata.callAsync(
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AssetProxyId.ERC721,
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testAddressPaddedWithZeros,
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makerTokenId,
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);
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const [address, tokenId] = await erc721TransferProxy.decodeMetadata.callAsync(metadata);
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expect(address).to.be.equal(testAddressPaddedWithZeros);
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expect(tokenId).to.be.bignumber.equal(makerTokenId);
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});
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it('should successfully decode metadata encoded padded with zeros by typescript helpers', async () => {
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const metadata = encodeERC721ProxyData(testAddressPaddedWithZeros, makerTokenId);
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const [address, tokenId] = await erc721TransferProxy.decodeMetadata.callAsync(metadata);
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expect(address).to.be.equal(testAddressPaddedWithZeros);
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expect(tokenId).to.be.bignumber.equal(makerTokenId);
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});
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it('should successfully transfer tokens', async () => {
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// Construct metadata for ERC721 proxy
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const encodedProxyMetadata = encodeERC721ProxyData(erc721Token.address, makerTokenId);
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// Verify pre-condition
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const ownerMakerToken = await erc721Token.ownerOf.callAsync(makerTokenId);
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expect(ownerMakerToken).to.be.bignumber.equal(makerAddress);
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// Perform a transfer from makerAddress to takerAddress
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const balances = await dmyBalances.getAsync();
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const amount = new BigNumber(1);
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await erc721TransferProxy.transferFrom.sendTransactionAsync(
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encodedProxyMetadata,
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makerAddress,
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takerAddress,
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amount,
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{ from: assetProxyDispatcherAddress },
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);
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// Verify transfer was successful
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const newOwnerMakerToken = await erc721Token.ownerOf.callAsync(makerTokenId);
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expect(newOwnerMakerToken).to.be.bignumber.equal(takerAddress);
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});
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it('should throw if transferring 0 amount of a token', async () => {
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// Construct metadata for ERC721 proxy
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const encodedProxyMetadata = encodeERC721ProxyData(erc721Token.address, makerTokenId);
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// Verify pre-condition
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const ownerMakerToken = await erc721Token.ownerOf.callAsync(makerTokenId);
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expect(ownerMakerToken).to.be.bignumber.equal(makerAddress);
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// Perform a transfer from makerAddress to takerAddress
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const balances = await dmyBalances.getAsync();
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const amount = new BigNumber(0);
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return expect(
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erc721TransferProxy.transferFrom.sendTransactionAsync(
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encodedProxyMetadata,
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makerAddress,
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takerAddress,
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amount,
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{ from: assetProxyDispatcherAddress },
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),
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).to.be.rejectedWith(constants.REVERT);
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});
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it('should throw if transferring > 1 amount of a token', async () => {
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// Construct metadata for ERC721 proxy
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const encodedProxyMetadata = encodeERC721ProxyData(erc721Token.address, makerTokenId);
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// Verify pre-condition
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const ownerMakerToken = await erc721Token.ownerOf.callAsync(makerTokenId);
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expect(ownerMakerToken).to.be.bignumber.equal(makerAddress);
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// Perform a transfer from makerAddress to takerAddress
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const balances = await dmyBalances.getAsync();
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const amount = new BigNumber(500);
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return expect(
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erc721TransferProxy.transferFrom.sendTransactionAsync(
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encodedProxyMetadata,
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makerAddress,
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takerAddress,
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amount,
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{ from: assetProxyDispatcherAddress },
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),
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).to.be.rejectedWith(constants.REVERT);
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});
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it('should throw if allowances are too low', async () => {
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// Construct metadata for ERC721 proxy
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const encodedProxyMetadata = encodeERC721ProxyData(erc721Token.address, makerTokenId);
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// Remove transfer approval for makerAddress.
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await erc721Token.setApprovalForAll.sendTransactionAsync(erc721TransferProxy.address, false, {
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from: makerAddress,
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});
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// Perform a transfer; expect this to fail.
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const amount = new BigNumber(1);
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return expect(
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erc20TransferProxy.transferFrom.sendTransactionAsync(
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encodedProxyMetadata,
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makerAddress,
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takerAddress,
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amount,
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{ from: notAuthorized },
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),
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).to.be.rejectedWith(constants.REVERT);
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});
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it('should throw if requesting address is not authorized', async () => {
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// Construct metadata for ERC721 proxy
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const encodedProxyMetadata = encodeERC721ProxyData(erc721Token.address, makerTokenId);
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// Perform a transfer from makerAddress to takerAddress
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const amount = new BigNumber(1);
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return expect(
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erc721TransferProxy.transferFrom.sendTransactionAsync(
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encodedProxyMetadata,
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makerAddress,
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takerAddress,
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amount,
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{ from: notAuthorized },
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),
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).to.be.rejectedWith(constants.REVERT);
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});
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});
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});
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