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diff --git a/contracts/protocol/test/asset_proxy/proxies.ts b/contracts/protocol/test/asset_proxy/proxies.ts
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+import { artifacts as interfacesArtifacts, IAssetDataContract, IAssetProxyContract } from '@0x/contracts-interfaces';
+import {
+ chaiSetup,
+ constants,
+ expectTransactionFailedAsync,
+ expectTransactionFailedWithoutReasonAsync,
+ LogDecoder,
+ provider,
+ txDefaults,
+ web3Wrapper,
+} from '@0x/contracts-test-utils';
+import {
+ artifacts as tokensArtifacts,
+ DummyERC20TokenContract,
+ DummyERC20TokenTransferEventArgs,
+ DummyERC721ReceiverContract,
+ DummyERC721TokenContract,
+ DummyMultipleReturnERC20TokenContract,
+ DummyNoReturnERC20TokenContract,
+} from '@0x/contracts-tokens';
+import { BlockchainLifecycle } from '@0x/dev-utils';
+import { assetDataUtils } from '@0x/order-utils';
+import { RevertReason } from '@0x/types';
+import { BigNumber } from '@0x/utils';
+import * as chai from 'chai';
+import { LogWithDecodedArgs } from 'ethereum-types';
+import * as _ from 'lodash';
+
+import { ERC20ProxyContract } from '../../generated-wrappers/erc20_proxy';
+import { ERC721ProxyContract } from '../../generated-wrappers/erc721_proxy';
+import { MultiAssetProxyContract } from '../../generated-wrappers/multi_asset_proxy';
+import { artifacts } from '../../src/artifacts';
+import { ERC20Wrapper } from '../utils/erc20_wrapper';
+import { ERC721Wrapper } from '../utils/erc721_wrapper';
+
+chaiSetup.configure();
+const expect = chai.expect;
+const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
+const assetProxyInterface = new IAssetProxyContract(
+ interfacesArtifacts.IAssetProxy.compilerOutput.abi,
+ constants.NULL_ADDRESS,
+ provider,
+);
+const assetDataInterface = new IAssetDataContract(
+ interfacesArtifacts.IAssetData.compilerOutput.abi,
+ constants.NULL_ADDRESS,
+ provider,
+);
+
+// tslint:disable:no-unnecessary-type-assertion
+describe('Asset Transfer Proxies', () => {
+ let owner: string;
+ let notAuthorized: string;
+ let authorized: string;
+ let fromAddress: string;
+ let toAddress: string;
+
+ let erc20TokenA: DummyERC20TokenContract;
+ let erc20TokenB: DummyERC20TokenContract;
+ let erc721TokenA: DummyERC721TokenContract;
+ let erc721TokenB: DummyERC721TokenContract;
+ let erc721Receiver: DummyERC721ReceiverContract;
+ let erc20Proxy: ERC20ProxyContract;
+ let erc721Proxy: ERC721ProxyContract;
+ let noReturnErc20Token: DummyNoReturnERC20TokenContract;
+ let multipleReturnErc20Token: DummyMultipleReturnERC20TokenContract;
+ let multiAssetProxy: MultiAssetProxyContract;
+
+ let erc20Wrapper: ERC20Wrapper;
+ let erc721Wrapper: ERC721Wrapper;
+ let erc721AFromTokenId: BigNumber;
+ let erc721BFromTokenId: BigNumber;
+
+ before(async () => {
+ await blockchainLifecycle.startAsync();
+ });
+ after(async () => {
+ await blockchainLifecycle.revertAsync();
+ });
+ before(async () => {
+ const accounts = await web3Wrapper.getAvailableAddressesAsync();
+ const usedAddresses = ([owner, notAuthorized, authorized, fromAddress, toAddress] = _.slice(accounts, 0, 5));
+
+ erc20Wrapper = new ERC20Wrapper(provider, usedAddresses, owner);
+ erc721Wrapper = new ERC721Wrapper(provider, usedAddresses, owner);
+
+ // Deploy AssetProxies
+ erc20Proxy = await erc20Wrapper.deployProxyAsync();
+ erc721Proxy = await erc721Wrapper.deployProxyAsync();
+ multiAssetProxy = await MultiAssetProxyContract.deployFrom0xArtifactAsync(
+ artifacts.MultiAssetProxy,
+ provider,
+ txDefaults,
+ );
+
+ // Configure ERC20Proxy
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await erc20Proxy.addAuthorizedAddress.sendTransactionAsync(authorized, {
+ from: owner,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await erc20Proxy.addAuthorizedAddress.sendTransactionAsync(multiAssetProxy.address, {
+ from: owner,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+
+ // Configure ERC721Proxy
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await erc721Proxy.addAuthorizedAddress.sendTransactionAsync(authorized, {
+ from: owner,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await erc721Proxy.addAuthorizedAddress.sendTransactionAsync(multiAssetProxy.address, {
+ from: owner,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+
+ // Configure MultiAssetProxy
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await multiAssetProxy.addAuthorizedAddress.sendTransactionAsync(authorized, {
+ from: owner,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await multiAssetProxy.registerAssetProxy.sendTransactionAsync(erc20Proxy.address, {
+ from: owner,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await multiAssetProxy.registerAssetProxy.sendTransactionAsync(erc721Proxy.address, {
+ from: owner,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+
+ // Deploy and configure ERC20 tokens
+ const numDummyErc20ToDeploy = 2;
+ [erc20TokenA, erc20TokenB] = await erc20Wrapper.deployDummyTokensAsync(
+ numDummyErc20ToDeploy,
+ constants.DUMMY_TOKEN_DECIMALS,
+ );
+ noReturnErc20Token = await DummyNoReturnERC20TokenContract.deployFrom0xArtifactAsync(
+ tokensArtifacts.DummyNoReturnERC20Token,
+ provider,
+ txDefaults,
+ constants.DUMMY_TOKEN_NAME,
+ constants.DUMMY_TOKEN_SYMBOL,
+ constants.DUMMY_TOKEN_DECIMALS,
+ constants.DUMMY_TOKEN_TOTAL_SUPPLY,
+ );
+ multipleReturnErc20Token = await DummyMultipleReturnERC20TokenContract.deployFrom0xArtifactAsync(
+ tokensArtifacts.DummyMultipleReturnERC20Token,
+ provider,
+ txDefaults,
+ constants.DUMMY_TOKEN_NAME,
+ constants.DUMMY_TOKEN_SYMBOL,
+ constants.DUMMY_TOKEN_DECIMALS,
+ constants.DUMMY_TOKEN_TOTAL_SUPPLY,
+ );
+
+ await erc20Wrapper.setBalancesAndAllowancesAsync();
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await noReturnErc20Token.setBalance.sendTransactionAsync(fromAddress, constants.INITIAL_ERC20_BALANCE),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await noReturnErc20Token.approve.sendTransactionAsync(
+ erc20Proxy.address,
+ constants.INITIAL_ERC20_ALLOWANCE,
+ { from: fromAddress },
+ ),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await multipleReturnErc20Token.setBalance.sendTransactionAsync(
+ fromAddress,
+ constants.INITIAL_ERC20_BALANCE,
+ ),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await multipleReturnErc20Token.approve.sendTransactionAsync(
+ erc20Proxy.address,
+ constants.INITIAL_ERC20_ALLOWANCE,
+ { from: fromAddress },
+ ),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+
+ // Deploy and configure ERC721 tokens and receiver
+ [erc721TokenA, erc721TokenB] = await erc721Wrapper.deployDummyTokensAsync();
+ erc721Receiver = await DummyERC721ReceiverContract.deployFrom0xArtifactAsync(
+ tokensArtifacts.DummyERC721Receiver,
+ provider,
+ txDefaults,
+ );
+
+ await erc721Wrapper.setBalancesAndAllowancesAsync();
+ const erc721Balances = await erc721Wrapper.getBalancesAsync();
+ erc721AFromTokenId = erc721Balances[fromAddress][erc721TokenA.address][0];
+ erc721BFromTokenId = erc721Balances[fromAddress][erc721TokenB.address][0];
+ });
+ beforeEach(async () => {
+ await blockchainLifecycle.startAsync();
+ });
+ afterEach(async () => {
+ await blockchainLifecycle.revertAsync();
+ });
+
+ describe('ERC20Proxy', () => {
+ it('should revert if undefined function is called', async () => {
+ const undefinedSelector = '0x01020304';
+ await expectTransactionFailedWithoutReasonAsync(
+ web3Wrapper.sendTransactionAsync({
+ from: owner,
+ to: erc20Proxy.address,
+ value: constants.ZERO_AMOUNT,
+ data: undefinedSelector,
+ }),
+ );
+ });
+ it('should have an id of 0xf47261b0', async () => {
+ const proxyId = await erc20Proxy.getProxyId.callAsync();
+ const expectedProxyId = '0xf47261b0';
+ expect(proxyId).to.equal(expectedProxyId);
+ });
+ describe('transferFrom', () => {
+ it('should successfully transfer tokens', async () => {
+ // Construct ERC20 asset data
+ const encodedAssetData = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ // Perform a transfer from fromAddress to toAddress
+ const erc20Balances = await erc20Wrapper.getBalancesAsync();
+ const amount = new BigNumber(10);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ encodedAssetData,
+ fromAddress,
+ toAddress,
+ amount,
+ );
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: erc20Proxy.address,
+ data,
+ from: authorized,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ // Verify transfer was successful
+ const newBalances = await erc20Wrapper.getBalancesAsync();
+ expect(newBalances[fromAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[fromAddress][erc20TokenA.address].minus(amount),
+ );
+ expect(newBalances[toAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[toAddress][erc20TokenA.address].add(amount),
+ );
+ });
+
+ it('should successfully transfer tokens that do not return a value', async () => {
+ // Construct ERC20 asset data
+ const encodedAssetData = assetDataUtils.encodeERC20AssetData(noReturnErc20Token.address);
+ // Perform a transfer from fromAddress to toAddress
+ const initialFromBalance = await noReturnErc20Token.balanceOf.callAsync(fromAddress);
+ const initialToBalance = await noReturnErc20Token.balanceOf.callAsync(toAddress);
+ const amount = new BigNumber(10);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ encodedAssetData,
+ fromAddress,
+ toAddress,
+ amount,
+ );
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: erc20Proxy.address,
+ data,
+ from: authorized,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ // Verify transfer was successful
+ const newFromBalance = await noReturnErc20Token.balanceOf.callAsync(fromAddress);
+ const newToBalance = await noReturnErc20Token.balanceOf.callAsync(toAddress);
+ expect(newFromBalance).to.be.bignumber.equal(initialFromBalance.minus(amount));
+ expect(newToBalance).to.be.bignumber.equal(initialToBalance.plus(amount));
+ });
+
+ it('should successfully transfer tokens and ignore extra assetData', async () => {
+ // Construct ERC20 asset data
+ const extraData = '0102030405060708';
+ const encodedAssetData = `${assetDataUtils.encodeERC20AssetData(erc20TokenA.address)}${extraData}`;
+ // Perform a transfer from fromAddress to toAddress
+ const erc20Balances = await erc20Wrapper.getBalancesAsync();
+ const amount = new BigNumber(10);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ encodedAssetData,
+ fromAddress,
+ toAddress,
+ amount,
+ );
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: erc20Proxy.address,
+ data,
+ from: authorized,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ // Verify transfer was successful
+ const newBalances = await erc20Wrapper.getBalancesAsync();
+ expect(newBalances[fromAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[fromAddress][erc20TokenA.address].minus(amount),
+ );
+ expect(newBalances[toAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[toAddress][erc20TokenA.address].add(amount),
+ );
+ });
+
+ it('should do nothing if transferring 0 amount of a token', async () => {
+ // Construct ERC20 asset data
+ const encodedAssetData = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ // Perform a transfer from fromAddress to toAddress
+ const erc20Balances = await erc20Wrapper.getBalancesAsync();
+ const amount = new BigNumber(0);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ encodedAssetData,
+ fromAddress,
+ toAddress,
+ amount,
+ );
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: erc20Proxy.address,
+ data,
+ from: authorized,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ // Verify transfer was successful
+ const newBalances = await erc20Wrapper.getBalancesAsync();
+ expect(newBalances[fromAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[fromAddress][erc20TokenA.address],
+ );
+ expect(newBalances[toAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[toAddress][erc20TokenA.address],
+ );
+ });
+
+ it('should revert if allowances are too low', async () => {
+ // Construct ERC20 asset data
+ const encodedAssetData = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ // Create allowance less than transfer amount. Set allowance on proxy.
+ const allowance = new BigNumber(0);
+ const amount = new BigNumber(10);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ encodedAssetData,
+ fromAddress,
+ toAddress,
+ amount,
+ );
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await erc20TokenA.approve.sendTransactionAsync(erc20Proxy.address, allowance, {
+ from: fromAddress,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ const erc20Balances = await erc20Wrapper.getBalancesAsync();
+ // Perform a transfer; expect this to fail.
+ await expectTransactionFailedAsync(
+ web3Wrapper.sendTransactionAsync({
+ to: erc20Proxy.address,
+ data,
+ from: authorized,
+ }),
+ RevertReason.TransferFailed,
+ );
+ const newBalances = await erc20Wrapper.getBalancesAsync();
+ expect(newBalances).to.deep.equal(erc20Balances);
+ });
+
+ it('should revert if allowances are too low and token does not return a value', async () => {
+ // Construct ERC20 asset data
+ const encodedAssetData = assetDataUtils.encodeERC20AssetData(noReturnErc20Token.address);
+ // Create allowance less than transfer amount. Set allowance on proxy.
+ const allowance = new BigNumber(0);
+ const amount = new BigNumber(10);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ encodedAssetData,
+ fromAddress,
+ toAddress,
+ amount,
+ );
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await noReturnErc20Token.approve.sendTransactionAsync(erc20Proxy.address, allowance, {
+ from: fromAddress,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ const initialFromBalance = await noReturnErc20Token.balanceOf.callAsync(fromAddress);
+ const initialToBalance = await noReturnErc20Token.balanceOf.callAsync(toAddress);
+ // Perform a transfer; expect this to fail.
+ await expectTransactionFailedAsync(
+ web3Wrapper.sendTransactionAsync({
+ to: erc20Proxy.address,
+ data,
+ from: authorized,
+ }),
+ RevertReason.TransferFailed,
+ );
+ const newFromBalance = await noReturnErc20Token.balanceOf.callAsync(fromAddress);
+ const newToBalance = await noReturnErc20Token.balanceOf.callAsync(toAddress);
+ expect(newFromBalance).to.be.bignumber.equal(initialFromBalance);
+ expect(newToBalance).to.be.bignumber.equal(initialToBalance);
+ });
+
+ it('should revert if caller is not authorized', async () => {
+ // Construct ERC20 asset data
+ const encodedAssetData = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ // Perform a transfer from fromAddress to toAddress
+ const amount = new BigNumber(10);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ encodedAssetData,
+ fromAddress,
+ toAddress,
+ amount,
+ );
+ const erc20Balances = await erc20Wrapper.getBalancesAsync();
+ await expectTransactionFailedAsync(
+ web3Wrapper.sendTransactionAsync({
+ to: erc20Proxy.address,
+ data,
+ from: notAuthorized,
+ }),
+ RevertReason.SenderNotAuthorized,
+ );
+ const newBalances = await erc20Wrapper.getBalancesAsync();
+ expect(newBalances).to.deep.equal(erc20Balances);
+ });
+
+ it('should revert if token returns more than 32 bytes', async () => {
+ // Construct ERC20 asset data
+ const encodedAssetData = assetDataUtils.encodeERC20AssetData(multipleReturnErc20Token.address);
+ const amount = new BigNumber(10);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ encodedAssetData,
+ fromAddress,
+ toAddress,
+ amount,
+ );
+ const initialFromBalance = await multipleReturnErc20Token.balanceOf.callAsync(fromAddress);
+ const initialToBalance = await multipleReturnErc20Token.balanceOf.callAsync(toAddress);
+ // Perform a transfer; expect this to fail.
+ await expectTransactionFailedAsync(
+ web3Wrapper.sendTransactionAsync({
+ to: erc20Proxy.address,
+ data,
+ from: authorized,
+ }),
+ RevertReason.TransferFailed,
+ );
+ const newFromBalance = await multipleReturnErc20Token.balanceOf.callAsync(fromAddress);
+ const newToBalance = await multipleReturnErc20Token.balanceOf.callAsync(toAddress);
+ expect(newFromBalance).to.be.bignumber.equal(initialFromBalance);
+ expect(newToBalance).to.be.bignumber.equal(initialToBalance);
+ });
+ });
+ });
+
+ describe('ERC721Proxy', () => {
+ it('should revert if undefined function is called', async () => {
+ const undefinedSelector = '0x01020304';
+ await expectTransactionFailedWithoutReasonAsync(
+ web3Wrapper.sendTransactionAsync({
+ from: owner,
+ to: erc721Proxy.address,
+ value: constants.ZERO_AMOUNT,
+ data: undefinedSelector,
+ }),
+ );
+ });
+ it('should have an id of 0x02571792', async () => {
+ const proxyId = await erc721Proxy.getProxyId.callAsync();
+ const expectedProxyId = '0x02571792';
+ expect(proxyId).to.equal(expectedProxyId);
+ });
+ describe('transferFrom', () => {
+ it('should successfully transfer tokens', async () => {
+ // Construct ERC721 asset data
+ const encodedAssetData = assetDataUtils.encodeERC721AssetData(erc721TokenA.address, erc721AFromTokenId);
+ // Verify pre-condition
+ const ownerFromAsset = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(ownerFromAsset).to.be.equal(fromAddress);
+ // Perform a transfer from fromAddress to toAddress
+ const amount = new BigNumber(1);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ encodedAssetData,
+ fromAddress,
+ toAddress,
+ amount,
+ );
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: erc721Proxy.address,
+ data,
+ from: authorized,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ // Verify transfer was successful
+ const newOwnerFromAsset = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(newOwnerFromAsset).to.be.bignumber.equal(toAddress);
+ });
+
+ it('should successfully transfer tokens and ignore extra assetData', async () => {
+ // Construct ERC721 asset data
+ const extraData = '0102030405060708';
+ const encodedAssetData = `${assetDataUtils.encodeERC721AssetData(
+ erc721TokenA.address,
+ erc721AFromTokenId,
+ )}${extraData}`;
+ // Verify pre-condition
+ const ownerFromAsset = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(ownerFromAsset).to.be.equal(fromAddress);
+ // Perform a transfer from fromAddress to toAddress
+ const amount = new BigNumber(1);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ encodedAssetData,
+ fromAddress,
+ toAddress,
+ amount,
+ );
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: erc721Proxy.address,
+ data,
+ from: authorized,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ // Verify transfer was successful
+ const newOwnerFromAsset = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(newOwnerFromAsset).to.be.bignumber.equal(toAddress);
+ });
+
+ it('should not call onERC721Received when transferring to a smart contract', async () => {
+ // Construct ERC721 asset data
+ const encodedAssetData = assetDataUtils.encodeERC721AssetData(erc721TokenA.address, erc721AFromTokenId);
+ // Verify pre-condition
+ const ownerFromAsset = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(ownerFromAsset).to.be.equal(fromAddress);
+ // Perform a transfer from fromAddress to toAddress
+ const amount = new BigNumber(1);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ encodedAssetData,
+ fromAddress,
+ erc721Receiver.address,
+ amount,
+ );
+ const logDecoder = new LogDecoder(web3Wrapper, { ...artifacts, ...tokensArtifacts });
+ const tx = await logDecoder.getTxWithDecodedLogsAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: erc721Proxy.address,
+ data,
+ from: authorized,
+ gas: constants.MAX_TRANSFER_FROM_GAS,
+ }),
+ );
+ // Verify that no log was emitted by erc721 receiver
+ expect(tx.logs.length).to.be.equal(1);
+ // Verify transfer was successful
+ const newOwnerFromAsset = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(newOwnerFromAsset).to.be.bignumber.equal(erc721Receiver.address);
+ });
+
+ it('should revert if transferring 0 amount of a token', async () => {
+ // Construct ERC721 asset data
+ const encodedAssetData = assetDataUtils.encodeERC721AssetData(erc721TokenA.address, erc721AFromTokenId);
+ // Verify pre-condition
+ const ownerFromAsset = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(ownerFromAsset).to.be.equal(fromAddress);
+ // Perform a transfer from fromAddress to toAddress
+ const amount = new BigNumber(0);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ encodedAssetData,
+ fromAddress,
+ toAddress,
+ amount,
+ );
+ await expectTransactionFailedAsync(
+ web3Wrapper.sendTransactionAsync({
+ to: erc721Proxy.address,
+ data,
+ from: authorized,
+ }),
+ RevertReason.InvalidAmount,
+ );
+ const newOwner = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(newOwner).to.be.equal(ownerFromAsset);
+ });
+
+ it('should revert if transferring > 1 amount of a token', async () => {
+ // Construct ERC721 asset data
+ const encodedAssetData = assetDataUtils.encodeERC721AssetData(erc721TokenA.address, erc721AFromTokenId);
+ // Verify pre-condition
+ const ownerFromAsset = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(ownerFromAsset).to.be.equal(fromAddress);
+ // Perform a transfer from fromAddress to toAddress
+ const amount = new BigNumber(500);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ encodedAssetData,
+ fromAddress,
+ toAddress,
+ amount,
+ );
+ await expectTransactionFailedAsync(
+ web3Wrapper.sendTransactionAsync({
+ to: erc721Proxy.address,
+ data,
+ from: authorized,
+ }),
+ RevertReason.InvalidAmount,
+ );
+ const newOwner = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(newOwner).to.be.equal(ownerFromAsset);
+ });
+
+ it('should revert if allowances are too low', async () => {
+ // Construct ERC721 asset data
+ const encodedAssetData = assetDataUtils.encodeERC721AssetData(erc721TokenA.address, erc721AFromTokenId);
+ // Verify pre-condition
+ const ownerFromAsset = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(ownerFromAsset).to.be.equal(fromAddress);
+ // Remove transfer approval for fromAddress.
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await erc721TokenA.approve.sendTransactionAsync(constants.NULL_ADDRESS, erc721AFromTokenId, {
+ from: fromAddress,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ // Perform a transfer; expect this to fail.
+ const amount = new BigNumber(1);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ encodedAssetData,
+ fromAddress,
+ toAddress,
+ amount,
+ );
+ await expectTransactionFailedAsync(
+ web3Wrapper.sendTransactionAsync({
+ to: erc721Proxy.address,
+ data,
+ from: authorized,
+ }),
+ RevertReason.TransferFailed,
+ );
+ const newOwner = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(newOwner).to.be.equal(ownerFromAsset);
+ });
+
+ it('should revert if caller is not authorized', async () => {
+ // Construct ERC721 asset data
+ const encodedAssetData = assetDataUtils.encodeERC721AssetData(erc721TokenA.address, erc721AFromTokenId);
+ // Verify pre-condition
+ const ownerFromAsset = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(ownerFromAsset).to.be.equal(fromAddress);
+ // Perform a transfer from fromAddress to toAddress
+ const amount = new BigNumber(1);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ encodedAssetData,
+ fromAddress,
+ toAddress,
+ amount,
+ );
+ await expectTransactionFailedAsync(
+ web3Wrapper.sendTransactionAsync({
+ to: erc721Proxy.address,
+ data,
+ from: notAuthorized,
+ }),
+ RevertReason.SenderNotAuthorized,
+ );
+ const newOwner = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(newOwner).to.be.equal(ownerFromAsset);
+ });
+ });
+ });
+ describe('MultiAssetProxy', () => {
+ it('should revert if undefined function is called', async () => {
+ const undefinedSelector = '0x01020304';
+ await expectTransactionFailedWithoutReasonAsync(
+ web3Wrapper.sendTransactionAsync({
+ from: owner,
+ to: multiAssetProxy.address,
+ value: constants.ZERO_AMOUNT,
+ data: undefinedSelector,
+ }),
+ );
+ });
+ it('should have an id of 0x94cfcdd7', async () => {
+ const proxyId = await multiAssetProxy.getProxyId.callAsync();
+ // first 4 bytes of `keccak256('MultiAsset(uint256[],bytes[])')`
+ const expectedProxyId = '0x94cfcdd7';
+ expect(proxyId).to.equal(expectedProxyId);
+ });
+ describe('transferFrom', () => {
+ it('should transfer a single ERC20 token', async () => {
+ const inputAmount = new BigNumber(1);
+ const erc20Amount = new BigNumber(10);
+ const erc20AssetData = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ const amounts = [erc20Amount];
+ const nestedAssetData = [erc20AssetData];
+ const assetData = assetDataUtils.encodeMultiAssetData(amounts, nestedAssetData);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ assetData,
+ fromAddress,
+ toAddress,
+ inputAmount,
+ );
+ const erc20Balances = await erc20Wrapper.getBalancesAsync();
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: multiAssetProxy.address,
+ data,
+ from: authorized,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ const newBalances = await erc20Wrapper.getBalancesAsync();
+ const totalAmount = inputAmount.times(erc20Amount);
+ expect(newBalances[fromAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[fromAddress][erc20TokenA.address].minus(totalAmount),
+ );
+ expect(newBalances[toAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[toAddress][erc20TokenA.address].add(totalAmount),
+ );
+ });
+ it('should dispatch an ERC20 transfer when input amount is 0', async () => {
+ const inputAmount = constants.ZERO_AMOUNT;
+ const erc20Amount = new BigNumber(10);
+ const erc20AssetData = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ const amounts = [erc20Amount];
+ const nestedAssetData = [erc20AssetData];
+ const assetData = assetDataInterface.MultiAsset.getABIEncodedTransactionData(amounts, nestedAssetData);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ assetData,
+ fromAddress,
+ toAddress,
+ inputAmount,
+ );
+ const erc20Balances = await erc20Wrapper.getBalancesAsync();
+ const logDecoder = new LogDecoder(web3Wrapper, { ...artifacts, ...tokensArtifacts });
+ const tx = await logDecoder.getTxWithDecodedLogsAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: multiAssetProxy.address,
+ data,
+ from: authorized,
+ }),
+ );
+ expect(tx.logs.length).to.be.equal(1);
+ const log = tx.logs[0] as LogWithDecodedArgs<DummyERC20TokenTransferEventArgs>;
+ const transferEventName = 'Transfer';
+ expect(log.event).to.equal(transferEventName);
+ expect(log.args._value).to.be.bignumber.equal(constants.ZERO_AMOUNT);
+ const newBalances = await erc20Wrapper.getBalancesAsync();
+ expect(newBalances).to.deep.equal(erc20Balances);
+ });
+ it('should successfully transfer multiple of the same ERC20 token', async () => {
+ const inputAmount = new BigNumber(1);
+ const erc20Amount1 = new BigNumber(10);
+ const erc20Amount2 = new BigNumber(20);
+ const erc20AssetData1 = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ const erc20AssetData2 = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ const amounts = [erc20Amount1, erc20Amount2];
+ const nestedAssetData = [erc20AssetData1, erc20AssetData2];
+ const assetData = assetDataUtils.encodeMultiAssetData(amounts, nestedAssetData);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ assetData,
+ fromAddress,
+ toAddress,
+ inputAmount,
+ );
+ const erc20Balances = await erc20Wrapper.getBalancesAsync();
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: multiAssetProxy.address,
+ data,
+ from: authorized,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ const newBalances = await erc20Wrapper.getBalancesAsync();
+ const totalAmount = inputAmount.times(erc20Amount1).plus(inputAmount.times(erc20Amount2));
+ expect(newBalances[fromAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[fromAddress][erc20TokenA.address].minus(totalAmount),
+ );
+ expect(newBalances[toAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[toAddress][erc20TokenA.address].add(totalAmount),
+ );
+ });
+ it('should successfully transfer multiple different ERC20 tokens', async () => {
+ const inputAmount = new BigNumber(1);
+ const erc20Amount1 = new BigNumber(10);
+ const erc20Amount2 = new BigNumber(20);
+ const erc20AssetData1 = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ const erc20AssetData2 = assetDataUtils.encodeERC20AssetData(erc20TokenB.address);
+ const amounts = [erc20Amount1, erc20Amount2];
+ const nestedAssetData = [erc20AssetData1, erc20AssetData2];
+ const assetData = assetDataUtils.encodeMultiAssetData(amounts, nestedAssetData);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ assetData,
+ fromAddress,
+ toAddress,
+ inputAmount,
+ );
+ const erc20Balances = await erc20Wrapper.getBalancesAsync();
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: multiAssetProxy.address,
+ data,
+ from: authorized,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ const newBalances = await erc20Wrapper.getBalancesAsync();
+ const totalErc20AAmount = inputAmount.times(erc20Amount1);
+ const totalErc20BAmount = inputAmount.times(erc20Amount2);
+ expect(newBalances[fromAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[fromAddress][erc20TokenA.address].minus(totalErc20AAmount),
+ );
+ expect(newBalances[toAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[toAddress][erc20TokenA.address].add(totalErc20AAmount),
+ );
+ expect(newBalances[fromAddress][erc20TokenB.address]).to.be.bignumber.equal(
+ erc20Balances[fromAddress][erc20TokenB.address].minus(totalErc20BAmount),
+ );
+ expect(newBalances[toAddress][erc20TokenB.address]).to.be.bignumber.equal(
+ erc20Balances[toAddress][erc20TokenB.address].add(totalErc20BAmount),
+ );
+ });
+ it('should transfer a single ERC721 token', async () => {
+ const inputAmount = new BigNumber(1);
+ const erc721Amount = new BigNumber(1);
+ const erc721AssetData = assetDataUtils.encodeERC721AssetData(erc721TokenA.address, erc721AFromTokenId);
+ const amounts = [erc721Amount];
+ const nestedAssetData = [erc721AssetData];
+ const assetData = assetDataUtils.encodeMultiAssetData(amounts, nestedAssetData);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ assetData,
+ fromAddress,
+ toAddress,
+ inputAmount,
+ );
+ const ownerFromAsset = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(ownerFromAsset).to.be.equal(fromAddress);
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: multiAssetProxy.address,
+ data,
+ from: authorized,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ const newOwnerFromAsset = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(newOwnerFromAsset).to.be.equal(toAddress);
+ });
+ it('should successfully transfer multiple of the same ERC721 token', async () => {
+ const erc721Balances = await erc721Wrapper.getBalancesAsync();
+ const erc721AFromTokenId2 = erc721Balances[fromAddress][erc721TokenA.address][1];
+ const erc721AssetData1 = assetDataUtils.encodeERC721AssetData(erc721TokenA.address, erc721AFromTokenId);
+ const erc721AssetData2 = assetDataUtils.encodeERC721AssetData(
+ erc721TokenA.address,
+ erc721AFromTokenId2,
+ );
+ const inputAmount = new BigNumber(1);
+ const erc721Amount = new BigNumber(1);
+ const amounts = [erc721Amount, erc721Amount];
+ const nestedAssetData = [erc721AssetData1, erc721AssetData2];
+ const assetData = assetDataUtils.encodeMultiAssetData(amounts, nestedAssetData);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ assetData,
+ fromAddress,
+ toAddress,
+ inputAmount,
+ );
+ const ownerFromAsset1 = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(ownerFromAsset1).to.be.equal(fromAddress);
+ const ownerFromAsset2 = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId2);
+ expect(ownerFromAsset2).to.be.equal(fromAddress);
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: multiAssetProxy.address,
+ data,
+ from: authorized,
+ gas: constants.MAX_TRANSFER_FROM_GAS,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ const newOwnerFromAsset1 = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ const newOwnerFromAsset2 = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId2);
+ expect(newOwnerFromAsset1).to.be.equal(toAddress);
+ expect(newOwnerFromAsset2).to.be.equal(toAddress);
+ });
+ it('should successfully transfer multiple different ERC721 tokens', async () => {
+ const erc721AssetData1 = assetDataUtils.encodeERC721AssetData(erc721TokenA.address, erc721AFromTokenId);
+ const erc721AssetData2 = assetDataUtils.encodeERC721AssetData(erc721TokenB.address, erc721BFromTokenId);
+ const inputAmount = new BigNumber(1);
+ const erc721Amount = new BigNumber(1);
+ const amounts = [erc721Amount, erc721Amount];
+ const nestedAssetData = [erc721AssetData1, erc721AssetData2];
+ const assetData = assetDataUtils.encodeMultiAssetData(amounts, nestedAssetData);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ assetData,
+ fromAddress,
+ toAddress,
+ inputAmount,
+ );
+ const ownerFromAsset1 = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(ownerFromAsset1).to.be.equal(fromAddress);
+ const ownerFromAsset2 = await erc721TokenB.ownerOf.callAsync(erc721BFromTokenId);
+ expect(ownerFromAsset2).to.be.equal(fromAddress);
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: multiAssetProxy.address,
+ data,
+ from: authorized,
+ gas: constants.MAX_TRANSFER_FROM_GAS,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ const newOwnerFromAsset1 = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ const newOwnerFromAsset2 = await erc721TokenB.ownerOf.callAsync(erc721BFromTokenId);
+ expect(newOwnerFromAsset1).to.be.equal(toAddress);
+ expect(newOwnerFromAsset2).to.be.equal(toAddress);
+ });
+ it('should successfully transfer a combination of ERC20 and ERC721 tokens', async () => {
+ const inputAmount = new BigNumber(1);
+ const erc20Amount = new BigNumber(10);
+ const erc20AssetData = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ const erc721Amount = new BigNumber(1);
+ const erc721AssetData = assetDataUtils.encodeERC721AssetData(erc721TokenA.address, erc721AFromTokenId);
+ const amounts = [erc20Amount, erc721Amount];
+ const nestedAssetData = [erc20AssetData, erc721AssetData];
+ const assetData = assetDataUtils.encodeMultiAssetData(amounts, nestedAssetData);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ assetData,
+ fromAddress,
+ toAddress,
+ inputAmount,
+ );
+ const erc20Balances = await erc20Wrapper.getBalancesAsync();
+ const ownerFromAsset = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(ownerFromAsset).to.be.equal(fromAddress);
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: multiAssetProxy.address,
+ data,
+ from: authorized,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ const newBalances = await erc20Wrapper.getBalancesAsync();
+ const totalAmount = inputAmount.times(erc20Amount);
+ expect(newBalances[fromAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[fromAddress][erc20TokenA.address].minus(totalAmount),
+ );
+ expect(newBalances[toAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[toAddress][erc20TokenA.address].add(totalAmount),
+ );
+ const newOwnerFromAsset = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(newOwnerFromAsset).to.be.equal(toAddress);
+ });
+ it('should successfully transfer tokens and ignore extra assetData', async () => {
+ const inputAmount = new BigNumber(1);
+ const erc20Amount = new BigNumber(10);
+ const erc20AssetData = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ const erc721Amount = new BigNumber(1);
+ const erc721AssetData = assetDataUtils.encodeERC721AssetData(erc721TokenA.address, erc721AFromTokenId);
+ const amounts = [erc20Amount, erc721Amount];
+ const nestedAssetData = [erc20AssetData, erc721AssetData];
+ const extraData = '0102030405060708';
+ const assetData = `${assetDataUtils.encodeMultiAssetData(amounts, nestedAssetData)}${extraData}`;
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ assetData,
+ fromAddress,
+ toAddress,
+ inputAmount,
+ );
+ const erc20Balances = await erc20Wrapper.getBalancesAsync();
+ const ownerFromAsset = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(ownerFromAsset).to.be.equal(fromAddress);
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: multiAssetProxy.address,
+ data,
+ from: authorized,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ const newBalances = await erc20Wrapper.getBalancesAsync();
+ const totalAmount = inputAmount.times(erc20Amount);
+ expect(newBalances[fromAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[fromAddress][erc20TokenA.address].minus(totalAmount),
+ );
+ expect(newBalances[toAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[toAddress][erc20TokenA.address].add(totalAmount),
+ );
+ const newOwnerFromAsset = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(newOwnerFromAsset).to.be.equal(toAddress);
+ });
+ it('should successfully transfer correct amounts when the `amount` > 1', async () => {
+ const inputAmount = new BigNumber(100);
+ const erc20Amount1 = new BigNumber(10);
+ const erc20Amount2 = new BigNumber(20);
+ const erc20AssetData1 = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ const erc20AssetData2 = assetDataUtils.encodeERC20AssetData(erc20TokenB.address);
+ const amounts = [erc20Amount1, erc20Amount2];
+ const nestedAssetData = [erc20AssetData1, erc20AssetData2];
+ const assetData = assetDataUtils.encodeMultiAssetData(amounts, nestedAssetData);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ assetData,
+ fromAddress,
+ toAddress,
+ inputAmount,
+ );
+ const erc20Balances = await erc20Wrapper.getBalancesAsync();
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: multiAssetProxy.address,
+ data,
+ from: authorized,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ const newBalances = await erc20Wrapper.getBalancesAsync();
+ const totalErc20AAmount = inputAmount.times(erc20Amount1);
+ const totalErc20BAmount = inputAmount.times(erc20Amount2);
+ expect(newBalances[fromAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[fromAddress][erc20TokenA.address].minus(totalErc20AAmount),
+ );
+ expect(newBalances[toAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[toAddress][erc20TokenA.address].add(totalErc20AAmount),
+ );
+ expect(newBalances[fromAddress][erc20TokenB.address]).to.be.bignumber.equal(
+ erc20Balances[fromAddress][erc20TokenB.address].minus(totalErc20BAmount),
+ );
+ expect(newBalances[toAddress][erc20TokenB.address]).to.be.bignumber.equal(
+ erc20Balances[toAddress][erc20TokenB.address].add(totalErc20BAmount),
+ );
+ });
+ it('should successfully transfer a large amount of tokens', async () => {
+ const inputAmount = new BigNumber(1);
+ const erc20Amount1 = new BigNumber(10);
+ const erc20Amount2 = new BigNumber(20);
+ const erc20AssetData1 = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ const erc20AssetData2 = assetDataUtils.encodeERC20AssetData(erc20TokenB.address);
+ const erc721Amount = new BigNumber(1);
+ const erc721Balances = await erc721Wrapper.getBalancesAsync();
+ const erc721AFromTokenId2 = erc721Balances[fromAddress][erc721TokenA.address][1];
+ const erc721BFromTokenId2 = erc721Balances[fromAddress][erc721TokenB.address][1];
+ const erc721AssetData1 = assetDataUtils.encodeERC721AssetData(erc721TokenA.address, erc721AFromTokenId);
+ const erc721AssetData2 = assetDataUtils.encodeERC721AssetData(
+ erc721TokenA.address,
+ erc721AFromTokenId2,
+ );
+ const erc721AssetData3 = assetDataUtils.encodeERC721AssetData(erc721TokenB.address, erc721BFromTokenId);
+ const erc721AssetData4 = assetDataUtils.encodeERC721AssetData(
+ erc721TokenB.address,
+ erc721BFromTokenId2,
+ );
+ const amounts = [erc721Amount, erc20Amount1, erc721Amount, erc20Amount2, erc721Amount, erc721Amount];
+ const nestedAssetData = [
+ erc721AssetData1,
+ erc20AssetData1,
+ erc721AssetData2,
+ erc20AssetData2,
+ erc721AssetData3,
+ erc721AssetData4,
+ ];
+ const assetData = assetDataUtils.encodeMultiAssetData(amounts, nestedAssetData);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ assetData,
+ fromAddress,
+ toAddress,
+ inputAmount,
+ );
+ const ownerFromAsset1 = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ expect(ownerFromAsset1).to.be.equal(fromAddress);
+ const ownerFromAsset2 = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId2);
+ expect(ownerFromAsset2).to.be.equal(fromAddress);
+ const ownerFromAsset3 = await erc721TokenB.ownerOf.callAsync(erc721BFromTokenId);
+ expect(ownerFromAsset3).to.be.equal(fromAddress);
+ const ownerFromAsset4 = await erc721TokenB.ownerOf.callAsync(erc721BFromTokenId2);
+ expect(ownerFromAsset4).to.be.equal(fromAddress);
+ const erc20Balances = await erc20Wrapper.getBalancesAsync();
+ await web3Wrapper.awaitTransactionSuccessAsync(
+ await web3Wrapper.sendTransactionAsync({
+ to: multiAssetProxy.address,
+ data,
+ from: authorized,
+ gas: constants.MAX_EXECUTE_TRANSACTION_GAS,
+ }),
+ constants.AWAIT_TRANSACTION_MINED_MS,
+ );
+ const newOwnerFromAsset1 = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId);
+ const newOwnerFromAsset2 = await erc721TokenA.ownerOf.callAsync(erc721AFromTokenId2);
+ const newOwnerFromAsset3 = await erc721TokenB.ownerOf.callAsync(erc721BFromTokenId);
+ const newOwnerFromAsset4 = await erc721TokenB.ownerOf.callAsync(erc721BFromTokenId2);
+ expect(newOwnerFromAsset1).to.be.equal(toAddress);
+ expect(newOwnerFromAsset2).to.be.equal(toAddress);
+ expect(newOwnerFromAsset3).to.be.equal(toAddress);
+ expect(newOwnerFromAsset4).to.be.equal(toAddress);
+ const newBalances = await erc20Wrapper.getBalancesAsync();
+ const totalErc20AAmount = inputAmount.times(erc20Amount1);
+ const totalErc20BAmount = inputAmount.times(erc20Amount2);
+ expect(newBalances[fromAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[fromAddress][erc20TokenA.address].minus(totalErc20AAmount),
+ );
+ expect(newBalances[toAddress][erc20TokenA.address]).to.be.bignumber.equal(
+ erc20Balances[toAddress][erc20TokenA.address].add(totalErc20AAmount),
+ );
+ expect(newBalances[fromAddress][erc20TokenB.address]).to.be.bignumber.equal(
+ erc20Balances[fromAddress][erc20TokenB.address].minus(totalErc20BAmount),
+ );
+ expect(newBalances[toAddress][erc20TokenB.address]).to.be.bignumber.equal(
+ erc20Balances[toAddress][erc20TokenB.address].add(totalErc20BAmount),
+ );
+ });
+ it('should revert if a single transfer fails', async () => {
+ const inputAmount = new BigNumber(1);
+ const erc20Amount = new BigNumber(10);
+ const erc20AssetData = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ // 2 is an invalid erc721 amount
+ const erc721Amount = new BigNumber(2);
+ const erc721AssetData = assetDataUtils.encodeERC721AssetData(erc721TokenA.address, erc721AFromTokenId);
+ const amounts = [erc20Amount, erc721Amount];
+ const nestedAssetData = [erc20AssetData, erc721AssetData];
+ const assetData = assetDataUtils.encodeMultiAssetData(amounts, nestedAssetData);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ assetData,
+ fromAddress,
+ toAddress,
+ inputAmount,
+ );
+ await expectTransactionFailedAsync(
+ web3Wrapper.sendTransactionAsync({
+ to: multiAssetProxy.address,
+ data,
+ from: authorized,
+ }),
+ RevertReason.InvalidAmount,
+ );
+ });
+ it('should revert if an AssetProxy is not registered', async () => {
+ const inputAmount = new BigNumber(1);
+ const erc20Amount = new BigNumber(10);
+ const erc20AssetData = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ const erc721Amount = new BigNumber(1);
+ const erc721AssetData = assetDataUtils.encodeERC721AssetData(erc721TokenA.address, erc721AFromTokenId);
+ const invalidProxyId = '0x12345678';
+ const invalidErc721AssetData = `${invalidProxyId}${erc721AssetData.slice(10)}`;
+ const amounts = [erc20Amount, erc721Amount];
+ const nestedAssetData = [erc20AssetData, invalidErc721AssetData];
+ // HACK: This is used to get around validation built into assetDataUtils
+ const assetData = assetDataInterface.MultiAsset.getABIEncodedTransactionData(amounts, nestedAssetData);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ assetData,
+ fromAddress,
+ toAddress,
+ inputAmount,
+ );
+ await expectTransactionFailedAsync(
+ web3Wrapper.sendTransactionAsync({
+ to: multiAssetProxy.address,
+ data,
+ from: authorized,
+ }),
+ RevertReason.AssetProxyDoesNotExist,
+ );
+ });
+ it('should revert if the length of `amounts` does not match the length of `nestedAssetData`', async () => {
+ const inputAmount = new BigNumber(1);
+ const erc20Amount = new BigNumber(10);
+ const erc20AssetData = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ const erc721AssetData = assetDataUtils.encodeERC721AssetData(erc721TokenA.address, erc721AFromTokenId);
+ const amounts = [erc20Amount];
+ const nestedAssetData = [erc20AssetData, erc721AssetData];
+ // HACK: This is used to get around validation built into assetDataUtils
+ const assetData = assetDataInterface.MultiAsset.getABIEncodedTransactionData(amounts, nestedAssetData);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ assetData,
+ fromAddress,
+ toAddress,
+ inputAmount,
+ );
+ await expectTransactionFailedAsync(
+ web3Wrapper.sendTransactionAsync({
+ to: multiAssetProxy.address,
+ data,
+ from: authorized,
+ }),
+ RevertReason.LengthMismatch,
+ );
+ });
+ it('should revert if amounts multiplication results in an overflow', async () => {
+ const inputAmount = new BigNumber(2).pow(128);
+ const erc20Amount = new BigNumber(2).pow(128);
+ const erc20AssetData = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ const amounts = [erc20Amount];
+ const nestedAssetData = [erc20AssetData];
+ const assetData = assetDataUtils.encodeMultiAssetData(amounts, nestedAssetData);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ assetData,
+ fromAddress,
+ toAddress,
+ inputAmount,
+ );
+ await expectTransactionFailedAsync(
+ web3Wrapper.sendTransactionAsync({
+ to: multiAssetProxy.address,
+ data,
+ from: authorized,
+ }),
+ RevertReason.Uint256Overflow,
+ );
+ });
+ it('should revert if an element of `nestedAssetData` is < 4 bytes long', async () => {
+ const inputAmount = new BigNumber(1);
+ const erc20Amount = new BigNumber(10);
+ const erc20AssetData = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ const erc721Amount = new BigNumber(1);
+ const erc721AssetData = '0x123456';
+ const amounts = [erc20Amount, erc721Amount];
+ const nestedAssetData = [erc20AssetData, erc721AssetData];
+ // HACK: This is used to get around validation built into assetDataUtils
+ const assetData = assetDataInterface.MultiAsset.getABIEncodedTransactionData(amounts, nestedAssetData);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ assetData,
+ fromAddress,
+ toAddress,
+ inputAmount,
+ );
+ await expectTransactionFailedAsync(
+ web3Wrapper.sendTransactionAsync({
+ to: multiAssetProxy.address,
+ data,
+ from: authorized,
+ }),
+ RevertReason.LengthGreaterThan3Required,
+ );
+ });
+ it('should revert if caller is not authorized', async () => {
+ const inputAmount = new BigNumber(1);
+ const erc20Amount = new BigNumber(10);
+ const erc20AssetData = assetDataUtils.encodeERC20AssetData(erc20TokenA.address);
+ const erc721Amount = new BigNumber(1);
+ const erc721AssetData = assetDataUtils.encodeERC721AssetData(erc721TokenA.address, erc721AFromTokenId);
+ const amounts = [erc20Amount, erc721Amount];
+ const nestedAssetData = [erc20AssetData, erc721AssetData];
+ const assetData = assetDataUtils.encodeMultiAssetData(amounts, nestedAssetData);
+ const data = assetProxyInterface.transferFrom.getABIEncodedTransactionData(
+ assetData,
+ fromAddress,
+ toAddress,
+ inputAmount,
+ );
+ await expectTransactionFailedAsync(
+ web3Wrapper.sendTransactionAsync({
+ to: multiAssetProxy.address,
+ data,
+ from: notAuthorized,
+ }),
+ RevertReason.SenderNotAuthorized,
+ );
+ });
+ });
+ });
+});
+// tslint:enable:no-unnecessary-type-assertion
+// tslint:disable:max-file-line-count