import { assetDataUtils, orderHashUtils } from '@0x/order-utils';
import { AssetProxyId, SignedOrder } from '@0x/types';
import { BigNumber } from '@0x/utils';
import * as chai from 'chai';
import * as _ from 'lodash';
import { TransactionReceiptWithDecodedLogs } from '../../../../node_modules/ethereum-types';
import { chaiSetup } from './chai_setup';
import { ERC20Wrapper } from './erc20_wrapper';
import { ERC721Wrapper } from './erc721_wrapper';
import { ExchangeWrapper } from './exchange_wrapper';
import {
ERC20BalancesByOwner,
ERC721TokenIdsByOwner,
OrderInfo,
OrderStatus,
TransferAmountsByMatchOrders as TransferAmounts,
TransferAmountsLoggedByMatchOrders as LoggedTransferAmounts,
} from './types';
chaiSetup.configure();
const expect = chai.expect;
export class MatchOrderTester {
private readonly _exchangeWrapper: ExchangeWrapper;
private readonly _erc20Wrapper: ERC20Wrapper;
private readonly _erc721Wrapper: ERC721Wrapper;
private readonly _feeTokenAddress: string;
/// @dev Checks values from the logs produced by Exchange.matchOrders against the expected transfer amounts.
/// Values include the amounts transferred from the left/right makers and taker, along with
/// the fees paid on each matched order. These are also the return values of MatchOrders.
/// @param signedOrderLeft First matched order.
/// @param signedOrderRight Second matched order.
/// @param transactionReceipt Transaction receipt and logs produced by Exchange.matchOrders.
/// @param takerAddress Address of taker (account that called Exchange.matchOrders)
/// @param expectedTransferAmounts Expected amounts transferred as a result of order matching.
private static async _assertLogsAsync(
signedOrderLeft: SignedOrder,
signedOrderRight: SignedOrder,
transactionReceipt: TransactionReceiptWithDecodedLogs,
takerAddress: string,
expectedTransferAmounts: TransferAmounts,
): Promise<void> {
// Should have two fill event logs -- one for each order.
const transactionFillLogs = _.filter(transactionReceipt.logs, ['event', 'Fill']);
expect(transactionFillLogs.length, 'Checking number of logs').to.be.equal(2);
// First log is for left fill
const leftLog = (transactionFillLogs[0] as any).args as LoggedTransferAmounts;
expect(leftLog.makerAddress, 'Checking logged maker address of left order').to.be.equal(
signedOrderLeft.makerAddress,
);
expect(leftLog.takerAddress, 'Checking logged taker address of right order').to.be.equal(takerAddress);
const amountBoughtByLeftMaker = new BigNumber(leftLog.takerAssetFilledAmount);
const amountSoldByLeftMaker = new BigNumber(leftLog.makerAssetFilledAmount);
const feePaidByLeftMaker = new BigNumber(leftLog.makerFeePaid);
const feePaidByTakerLeft = new BigNumber(leftLog.takerFeePaid);
// Second log is for right fill
const rightLog = (transactionFillLogs[1] as any).args as LoggedTransferAmounts;
expect(rightLog.makerAddress, 'Checking logged maker address of right order').to.be.equal(
signedOrderRight.makerAddress,
);
expect(rightLog.takerAddress, 'Checking loggerd taker address of right order').to.be.equal(takerAddress);
const amountBoughtByRightMaker = new BigNumber(rightLog.takerAssetFilledAmount);
const amountSoldByRightMaker = new BigNumber(rightLog.makerAssetFilledAmount);
const feePaidByRightMaker = new BigNumber(rightLog.makerFeePaid);
const feePaidByTakerRight = new BigNumber(rightLog.takerFeePaid);
// Derive amount received by taker
const amountReceivedByTaker = amountSoldByLeftMaker.sub(amountBoughtByRightMaker);
// Assert log values - left order
expect(amountBoughtByLeftMaker, 'Checking logged amount bought by left maker').to.be.bignumber.equal(
expectedTransferAmounts.amountBoughtByLeftMaker,
);
expect(amountSoldByLeftMaker, 'Checking logged amount sold by left maker').to.be.bignumber.equal(
expectedTransferAmounts.amountSoldByLeftMaker,
);
expect(feePaidByLeftMaker, 'Checking logged fee paid by left maker').to.be.bignumber.equal(
expectedTransferAmounts.feePaidByLeftMaker,
);
expect(feePaidByTakerLeft, 'Checking logged fee paid on left order by taker').to.be.bignumber.equal(
expectedTransferAmounts.feePaidByTakerLeft,
);
// Assert log values - right order
expect(amountBoughtByRightMaker, 'Checking logged amount bought by right maker').to.be.bignumber.equal(
expectedTransferAmounts.amountBoughtByRightMaker,
);
expect(amountSoldByRightMaker, 'Checking logged amount sold by right maker').to.be.bignumber.equal(
expectedTransferAmounts.amountSoldByRightMaker,
);
expect(feePaidByRightMaker, 'Checking logged fee paid by right maker').to.be.bignumber.equal(
expectedTransferAmounts.feePaidByRightMaker,
);
expect(feePaidByTakerRight, 'Checking logged fee paid on right order by taker').to.be.bignumber.equal(
expectedTransferAmounts.feePaidByTakerRight,
);
// Assert derived amount received by taker
expect(amountReceivedByTaker, 'Checking logged amount received by taker').to.be.bignumber.equal(
expectedTransferAmounts.amountReceivedByTaker,
);
}
/// @dev Asserts all expected ERC20 and ERC721 account holdings match the real holdings.
/// @param expectedERC20BalancesByOwner Expected ERC20 balances.
/// @param realERC20BalancesByOwner Real ERC20 balances.
/// @param expectedERC721TokenIdsByOwner Expected ERC721 token owners.
/// @param realERC721TokenIdsByOwner Real ERC20 token owners.
private static async _assertAllKnownBalancesAsync(
expectedERC20BalancesByOwner: ERC20BalancesByOwner,
realERC20BalancesByOwner: ERC20BalancesByOwner,
expectedERC721TokenIdsByOwner: ERC721TokenIdsByOwner,
realERC721TokenIdsByOwner: ERC721TokenIdsByOwner,
): Promise<void> {
// ERC20 Balances
const areERC20BalancesEqual = _.isEqual(expectedERC20BalancesByOwner, realERC20BalancesByOwner);
expect(areERC20BalancesEqual, 'Checking all known ERC20 account balances').to.be.true();
// ERC721 Token Ids
const sortedExpectedNewERC721TokenIdsByOwner = _.mapValues(expectedERC721TokenIdsByOwner, tokenIdsByOwner => {
_.mapValues(tokenIdsByOwner, tokenIds => {
_.sortBy(tokenIds);
});
});
const sortedNewERC721TokenIdsByOwner = _.mapValues(realERC721TokenIdsByOwner, tokenIdsByOwner => {
_.mapValues(tokenIdsByOwner, tokenIds => {
_.sortBy(tokenIds);
});
});
const areERC721TokenIdsEqual = _.isEqual(
sortedExpectedNewERC721TokenIdsByOwner,
sortedNewERC721TokenIdsByOwner,
);
expect(areERC721TokenIdsEqual, 'Checking all known ERC721 account balances').to.be.true();
}
/// @dev Constructs new MatchOrderTester.
/// @param exchangeWrapper Used to call to the Exchange.
/// @param erc20Wrapper Used to fetch ERC20 balances.
/// @param erc721Wrapper Used to fetch ERC721 token owners.
/// @param feeTokenAddress Address of ERC20 fee token.
constructor(
exchangeWrapper: ExchangeWrapper,
erc20Wrapper: ERC20Wrapper,
erc721Wrapper: ERC721Wrapper,
feeTokenAddress: string,
) {
this._exchangeWrapper = exchangeWrapper;
this._erc20Wrapper = erc20Wrapper;
this._erc721Wrapper = erc721Wrapper;
this._feeTokenAddress = feeTokenAddress;
}
/// @dev Matches two complementary orders and asserts results.
/// @param signedOrderLeft First matched order.
/// @param signedOrderRight Second matched order.
/// @param takerAddress Address of taker (the address who matched the two orders)
/// @param erc20BalancesByOwner Current ERC20 balances.
/// @param erc721TokenIdsByOwner Current ERC721 token owners.
/// @param expectedTransferAmounts Expected amounts transferred as a result of order matching.
/// @param initialLeftOrderFilledAmount How much left order has been filled, prior to matching orders.
/// @param initialRightOrderFilledAmount How much the right order has been filled, prior to matching orders.
/// @return New ERC20 balances & ERC721 token owners.
public async matchOrdersAndAssertEffectsAsync(
signedOrderLeft: SignedOrder,
signedOrderRight: SignedOrder,
takerAddress: string,
erc20BalancesByOwner: ERC20BalancesByOwner,
erc721TokenIdsByOwner: ERC721TokenIdsByOwner,
expectedTransferAmounts: TransferAmounts,
initialLeftOrderFilledAmount: BigNumber = new BigNumber(0),
initialRightOrderFilledAmount: BigNumber = new BigNumber(0),
): Promise<[ERC20BalancesByOwner, ERC721TokenIdsByOwner]> {
// Assert initial order states
await this._assertInitialOrderStatesAsync(
signedOrderLeft,
signedOrderRight,
initialLeftOrderFilledAmount,
initialRightOrderFilledAmount,
);
// Match left & right orders
const transactionReceipt = await this._exchangeWrapper.matchOrdersAsync(
signedOrderLeft,
signedOrderRight,
takerAddress,
);
const newERC20BalancesByOwner = await this._erc20Wrapper.getBalancesAsync();
const newERC721TokenIdsByOwner = await this._erc721Wrapper.getBalancesAsync();
// Assert logs
await MatchOrderTester._assertLogsAsync(
signedOrderLeft,
signedOrderRight,
transactionReceipt,
takerAddress,
expectedTransferAmounts,
);
// Assert exchange state
await this._assertExchangeStateAsync(
signedOrderLeft,
signedOrderRight,
initialLeftOrderFilledAmount,
initialRightOrderFilledAmount,
expectedTransferAmounts,
);
// Assert balances of makers, taker, and fee recipients
await this._assertBalancesAsync(
signedOrderLeft,
signedOrderRight,
erc20BalancesByOwner,
erc721TokenIdsByOwner,
newERC20BalancesByOwner,
newERC721TokenIdsByOwner,
expectedTransferAmounts,
takerAddress,
);
return [newERC20BalancesByOwner, newERC721TokenIdsByOwner];
}
/// @dev Asserts initial exchange state for the left and right orders.
/// @param signedOrderLeft First matched order.
/// @param signedOrderRight Second matched order.
/// @param expectedOrderFilledAmountLeft How much left order has been filled, prior to matching orders.
/// @param expectedOrderFilledAmountRight How much the right order has been filled, prior to matching orders.
private async _assertInitialOrderStatesAsync(
signedOrderLeft: SignedOrder,
signedOrderRight: SignedOrder,
expectedOrderFilledAmountLeft: BigNumber,
expectedOrderFilledAmountRight: BigNumber,
): Promise<void> {
// Assert left order initial state
const orderTakerAssetFilledAmountLeft = await this._exchangeWrapper.getTakerAssetFilledAmountAsync(
orderHashUtils.getOrderHashHex(signedOrderLeft),
);
expect(orderTakerAssetFilledAmountLeft, 'Checking inital state of left order').to.be.bignumber.equal(
expectedOrderFilledAmountLeft,
);
// Assert right order initial state
const orderTakerAssetFilledAmountRight = await this._exchangeWrapper.getTakerAssetFilledAmountAsync(
orderHashUtils.getOrderHashHex(signedOrderRight),
);
expect(orderTakerAssetFilledAmountRight, 'Checking inital state of right order').to.be.bignumber.equal(
expectedOrderFilledAmountRight,
);
}
/// @dev Asserts the exchange state against the expected amounts transferred by from matching orders.
/// @param signedOrderLeft First matched order.
/// @param signedOrderRight Second matched order.
/// @param initialLeftOrderFilledAmount How much left order has been filled, prior to matching orders.
/// @param initialRightOrderFilledAmount How much the right order has been filled, prior to matching orders.
/// @return TransferAmounts A struct containing the expected transfer amounts.
private async _assertExchangeStateAsync(
signedOrderLeft: SignedOrder,
signedOrderRight: SignedOrder,
initialLeftOrderFilledAmount: BigNumber,
initialRightOrderFilledAmount: BigNumber,
expectedTransferAmounts: TransferAmounts,
): Promise<void> {
// Assert state for left order: amount bought by left maker
let amountBoughtByLeftMaker = await this._exchangeWrapper.getTakerAssetFilledAmountAsync(
orderHashUtils.getOrderHashHex(signedOrderLeft),
);
amountBoughtByLeftMaker = amountBoughtByLeftMaker.minus(initialLeftOrderFilledAmount);
expect(amountBoughtByLeftMaker, 'Checking exchange state for left order').to.be.bignumber.equal(
expectedTransferAmounts.amountBoughtByLeftMaker,
);
// Assert state for right order: amount bought by right maker
let amountBoughtByRightMaker = await this._exchangeWrapper.getTakerAssetFilledAmountAsync(
orderHashUtils.getOrderHashHex(signedOrderRight),
);
amountBoughtByRightMaker = amountBoughtByRightMaker.minus(initialRightOrderFilledAmount);
expect(amountBoughtByRightMaker, 'Checking exchange state for right order').to.be.bignumber.equal(
expectedTransferAmounts.amountBoughtByRightMaker,
);
// Assert left order status
const maxAmountBoughtByLeftMaker = signedOrderLeft.takerAssetAmount.minus(initialLeftOrderFilledAmount);
const leftOrderInfo: OrderInfo = await this._exchangeWrapper.getOrderInfoAsync(signedOrderLeft);
const leftExpectedStatus = expectedTransferAmounts.amountBoughtByLeftMaker.equals(maxAmountBoughtByLeftMaker)
? OrderStatus.FULLY_FILLED
: OrderStatus.FILLABLE;
expect(leftOrderInfo.orderStatus as OrderStatus, 'Checking exchange status for left order').to.be.equal(
leftExpectedStatus,
);
// Assert right order status
const maxAmountBoughtByRightMaker = signedOrderRight.takerAssetAmount.minus(initialRightOrderFilledAmount);
const rightOrderInfo: OrderInfo = await this._exchangeWrapper.getOrderInfoAsync(signedOrderRight);
const rightExpectedStatus = expectedTransferAmounts.amountBoughtByRightMaker.equals(maxAmountBoughtByRightMaker)
? OrderStatus.FULLY_FILLED
: OrderStatus.FILLABLE;
expect(rightOrderInfo.orderStatus as OrderStatus, 'Checking exchange status for right order').to.be.equal(
rightExpectedStatus,
);
}
/// @dev Asserts account balances after matching orders.
/// @param signedOrderLeft First matched order.
/// @param signedOrderRight Second matched order.
/// @param initialERC20BalancesByOwner ERC20 balances prior to order matching.
/// @param initialERC721TokenIdsByOwner ERC721 token owners prior to order matching.
/// @param finalERC20BalancesByOwner ERC20 balances after order matching.
/// @param finalERC721TokenIdsByOwner ERC721 token owners after order matching.
/// @param expectedTransferAmounts Expected amounts transferred as a result of order matching.
/// @param takerAddress Address of taker (account that called Exchange.matchOrders).
private async _assertBalancesAsync(
signedOrderLeft: SignedOrder,
signedOrderRight: SignedOrder,
initialERC20BalancesByOwner: ERC20BalancesByOwner,
initialERC721TokenIdsByOwner: ERC721TokenIdsByOwner,
finalERC20BalancesByOwner: ERC20BalancesByOwner,
finalERC721TokenIdsByOwner: ERC721TokenIdsByOwner,
expectedTransferAmounts: TransferAmounts,
takerAddress: string,
): Promise<void> {
let expectedERC20BalancesByOwner: ERC20BalancesByOwner;
let expectedERC721TokenIdsByOwner: ERC721TokenIdsByOwner;
[expectedERC20BalancesByOwner, expectedERC721TokenIdsByOwner] = this._calculateExpectedBalances(
signedOrderLeft,
signedOrderRight,
takerAddress,
initialERC20BalancesByOwner,
initialERC721TokenIdsByOwner,
expectedTransferAmounts,
);
// Assert balances of makers, taker, and fee recipients
await this._assertMakerTakerAndFeeRecipientBalancesAsync(
signedOrderLeft,
signedOrderRight,
expectedERC20BalancesByOwner,
finalERC20BalancesByOwner,
expectedERC721TokenIdsByOwner,
finalERC721TokenIdsByOwner,
takerAddress,
);
// Assert balances for all known accounts
await MatchOrderTester._assertAllKnownBalancesAsync(
expectedERC20BalancesByOwner,
finalERC20BalancesByOwner,
expectedERC721TokenIdsByOwner,
finalERC721TokenIdsByOwner,
);
}
/// @dev Calculates the expected balances of order makers, fee recipients, and the taker,
/// as a result of matching two orders.
/// @param signedOrderRight First matched order.
/// @param signedOrderRight Second matched order.
/// @param takerAddress Address of taker (the address who matched the two orders)
/// @param erc20BalancesByOwner Current ERC20 balances.
/// @param erc721TokenIdsByOwner Current ERC721 token owners.
/// @param expectedTransferAmounts Expected amounts transferred as a result of order matching.
/// @return Expected ERC20 balances & ERC721 token owners after orders have been matched.
private _calculateExpectedBalances(
signedOrderLeft: SignedOrder,
signedOrderRight: SignedOrder,
takerAddress: string,
erc20BalancesByOwner: ERC20BalancesByOwner,
erc721TokenIdsByOwner: ERC721TokenIdsByOwner,
expectedTransferAmounts: TransferAmounts,
): [ERC20BalancesByOwner, ERC721TokenIdsByOwner] {
const makerAddressLeft = signedOrderLeft.makerAddress;
const makerAddressRight = signedOrderRight.makerAddress;
const feeRecipientAddressLeft = signedOrderLeft.feeRecipientAddress;
const feeRecipientAddressRight = signedOrderRight.feeRecipientAddress;
// Operations are performed on copies of the balances
const expectedNewERC20BalancesByOwner = _.cloneDeep(erc20BalancesByOwner);
const expectedNewERC721TokenIdsByOwner = _.cloneDeep(erc721TokenIdsByOwner);
// Left Maker Asset (Right Taker Asset)
const makerAssetProxyIdLeft = assetDataUtils.decodeAssetProxyId(signedOrderLeft.makerAssetData);
if (makerAssetProxyIdLeft === AssetProxyId.ERC20) {
// Decode asset data
const erc20AssetData = assetDataUtils.decodeERC20AssetData(signedOrderLeft.makerAssetData);
const makerAssetAddressLeft = erc20AssetData.tokenAddress;
const takerAssetAddressRight = makerAssetAddressLeft;
// Left Maker
expectedNewERC20BalancesByOwner[makerAddressLeft][makerAssetAddressLeft] = expectedNewERC20BalancesByOwner[
makerAddressLeft
][makerAssetAddressLeft].minus(expectedTransferAmounts.amountSoldByLeftMaker);
// Right Maker
expectedNewERC20BalancesByOwner[makerAddressRight][
takerAssetAddressRight
] = expectedNewERC20BalancesByOwner[makerAddressRight][takerAssetAddressRight].add(
expectedTransferAmounts.amountBoughtByRightMaker,
);
// Taker
expectedNewERC20BalancesByOwner[takerAddress][makerAssetAddressLeft] = expectedNewERC20BalancesByOwner[
takerAddress
][makerAssetAddressLeft].add(expectedTransferAmounts.amountReceivedByTaker);
} else if (makerAssetProxyIdLeft === AssetProxyId.ERC721) {
// Decode asset data
const erc721AssetData = assetDataUtils.decodeERC721AssetData(signedOrderLeft.makerAssetData);
const makerAssetAddressLeft = erc721AssetData.tokenAddress;
const makerAssetIdLeft = erc721AssetData.tokenId;
const takerAssetAddressRight = makerAssetAddressLeft;
const takerAssetIdRight = makerAssetIdLeft;
// Left Maker
_.remove(expectedNewERC721TokenIdsByOwner[makerAddressLeft][makerAssetAddressLeft], makerAssetIdLeft);
// Right Maker
expectedNewERC721TokenIdsByOwner[makerAddressRight][takerAssetAddressRight].push(takerAssetIdRight);
// Taker: Since there is only 1 asset transferred, the taker does not receive any of the left maker asset.
}
// Left Taker Asset (Right Maker Asset)
// Note: This exchange is only between the order makers: the Taker does not receive any of the left taker asset.
const takerAssetProxyIdLeft = assetDataUtils.decodeAssetProxyId(signedOrderLeft.takerAssetData);
if (takerAssetProxyIdLeft === AssetProxyId.ERC20) {
// Decode asset data
const erc20AssetData = assetDataUtils.decodeERC20AssetData(signedOrderLeft.takerAssetData);
const takerAssetAddressLeft = erc20AssetData.tokenAddress;
const makerAssetAddressRight = takerAssetAddressLeft;
// Left Maker
expectedNewERC20BalancesByOwner[makerAddressLeft][takerAssetAddressLeft] = expectedNewERC20BalancesByOwner[
makerAddressLeft
][takerAssetAddressLeft].add(expectedTransferAmounts.amountBoughtByLeftMaker);
// Right Maker
expectedNewERC20BalancesByOwner[makerAddressRight][
makerAssetAddressRight
] = expectedNewERC20BalancesByOwner[makerAddressRight][makerAssetAddressRight].minus(
expectedTransferAmounts.amountSoldByRightMaker,
);
} else if (takerAssetProxyIdLeft === AssetProxyId.ERC721) {
// Decode asset data
const erc721AssetData = assetDataUtils.decodeERC721AssetData(signedOrderRight.makerAssetData);
const makerAssetAddressRight = erc721AssetData.tokenAddress;
const makerAssetIdRight = erc721AssetData.tokenId;
const takerAssetAddressLeft = makerAssetAddressRight;
const takerAssetIdLeft = makerAssetIdRight;
// Right Maker
_.remove(expectedNewERC721TokenIdsByOwner[makerAddressRight][makerAssetAddressRight], makerAssetIdRight);
// Left Maker
expectedNewERC721TokenIdsByOwner[makerAddressLeft][takerAssetAddressLeft].push(takerAssetIdLeft);
}
// Left Maker Fees
expectedNewERC20BalancesByOwner[makerAddressLeft][this._feeTokenAddress] = expectedNewERC20BalancesByOwner[
makerAddressLeft
][this._feeTokenAddress].minus(expectedTransferAmounts.feePaidByLeftMaker);
// Right Maker Fees
expectedNewERC20BalancesByOwner[makerAddressRight][this._feeTokenAddress] = expectedNewERC20BalancesByOwner[
makerAddressRight
][this._feeTokenAddress].minus(expectedTransferAmounts.feePaidByRightMaker);
// Taker Fees
expectedNewERC20BalancesByOwner[takerAddress][this._feeTokenAddress] = expectedNewERC20BalancesByOwner[
takerAddress
][this._feeTokenAddress].minus(
expectedTransferAmounts.feePaidByTakerLeft.add(expectedTransferAmounts.feePaidByTakerRight),
);
// Left Fee Recipient Fees
expectedNewERC20BalancesByOwner[feeRecipientAddressLeft][
this._feeTokenAddress
] = expectedNewERC20BalancesByOwner[feeRecipientAddressLeft][this._feeTokenAddress].add(
expectedTransferAmounts.feePaidByLeftMaker.add(expectedTransferAmounts.feePaidByTakerLeft),
);
// Right Fee Recipient Fees
expectedNewERC20BalancesByOwner[feeRecipientAddressRight][
this._feeTokenAddress
] = expectedNewERC20BalancesByOwner[feeRecipientAddressRight][this._feeTokenAddress].add(
expectedTransferAmounts.feePaidByRightMaker.add(expectedTransferAmounts.feePaidByTakerRight),
);
return [expectedNewERC20BalancesByOwner, expectedNewERC721TokenIdsByOwner];
}
/// @dev Asserts ERC20 account balances and ERC721 token holdings that result from order matching.
/// Specifically checks balances of makers, taker and fee recipients.
/// @param signedOrderLeft First matched order.
/// @param signedOrderRight Second matched order.
/// @param expectedERC20BalancesByOwner Expected ERC20 balances.
/// @param realERC20BalancesByOwner Real ERC20 balances.
/// @param expectedERC721TokenIdsByOwner Expected ERC721 token owners.
/// @param realERC721TokenIdsByOwner Real ERC20 token owners.
/// @param takerAddress Address of taker (account that called Exchange.matchOrders).
private async _assertMakerTakerAndFeeRecipientBalancesAsync(
signedOrderLeft: SignedOrder,
signedOrderRight: SignedOrder,
expectedERC20BalancesByOwner: ERC20BalancesByOwner,
realERC20BalancesByOwner: ERC20BalancesByOwner,
expectedERC721TokenIdsByOwner: ERC721TokenIdsByOwner,
realERC721TokenIdsByOwner: ERC721TokenIdsByOwner,
takerAddress: string,
): Promise<void> {
// Individual balance comparisons
const makerAssetProxyIdLeft = assetDataUtils.decodeAssetProxyId(signedOrderLeft.makerAssetData);
const makerERC20AssetDataLeft =
makerAssetProxyIdLeft === AssetProxyId.ERC20
? assetDataUtils.decodeERC20AssetData(signedOrderLeft.makerAssetData)
: assetDataUtils.decodeERC721AssetData(signedOrderLeft.makerAssetData);
const makerAssetAddressLeft = makerERC20AssetDataLeft.tokenAddress;
const makerAssetProxyIdRight = assetDataUtils.decodeAssetProxyId(signedOrderRight.makerAssetData);
const makerERC20AssetDataRight =
makerAssetProxyIdRight === AssetProxyId.ERC20
? assetDataUtils.decodeERC20AssetData(signedOrderRight.makerAssetData)
: assetDataUtils.decodeERC721AssetData(signedOrderRight.makerAssetData);
const makerAssetAddressRight = makerERC20AssetDataRight.tokenAddress;
if (makerAssetProxyIdLeft === AssetProxyId.ERC20) {
expect(
realERC20BalancesByOwner[signedOrderLeft.makerAddress][makerAssetAddressLeft],
'Checking left maker egress ERC20 account balance',
).to.be.bignumber.equal(expectedERC20BalancesByOwner[signedOrderLeft.makerAddress][makerAssetAddressLeft]);
expect(
realERC20BalancesByOwner[signedOrderRight.makerAddress][makerAssetAddressLeft],
'Checking right maker ingress ERC20 account balance',
).to.be.bignumber.equal(expectedERC20BalancesByOwner[signedOrderRight.makerAddress][makerAssetAddressLeft]);
expect(
realERC20BalancesByOwner[takerAddress][makerAssetAddressLeft],
'Checking taker ingress ERC20 account balance',
).to.be.bignumber.equal(expectedERC20BalancesByOwner[takerAddress][makerAssetAddressLeft]);
} else if (makerAssetProxyIdLeft === AssetProxyId.ERC721) {
expect(
realERC721TokenIdsByOwner[signedOrderLeft.makerAddress][makerAssetAddressLeft].sort(),
'Checking left maker egress ERC721 account holdings',
).to.be.deep.equal(
expectedERC721TokenIdsByOwner[signedOrderLeft.makerAddress][makerAssetAddressLeft].sort(),
);
expect(
realERC721TokenIdsByOwner[signedOrderRight.makerAddress][makerAssetAddressLeft].sort(),
'Checking right maker ERC721 account holdings',
).to.be.deep.equal(
expectedERC721TokenIdsByOwner[signedOrderRight.makerAddress][makerAssetAddressLeft].sort(),
);
expect(
realERC721TokenIdsByOwner[takerAddress][makerAssetAddressLeft].sort(),
'Checking taker ingress ERC721 account holdings',
).to.be.deep.equal(expectedERC721TokenIdsByOwner[takerAddress][makerAssetAddressLeft].sort());
} else {
throw new Error(`Unhandled Asset Proxy ID: ${makerAssetProxyIdLeft}`);
}
if (makerAssetProxyIdRight === AssetProxyId.ERC20) {
expect(
realERC20BalancesByOwner[signedOrderLeft.makerAddress][makerAssetAddressRight],
'Checking left maker ingress ERC20 account balance',
).to.be.bignumber.equal(expectedERC20BalancesByOwner[signedOrderLeft.makerAddress][makerAssetAddressRight]);
expect(
realERC20BalancesByOwner[signedOrderRight.makerAddress][makerAssetAddressRight],
'Checking right maker egress ERC20 account balance',
).to.be.bignumber.equal(
expectedERC20BalancesByOwner[signedOrderRight.makerAddress][makerAssetAddressRight],
);
} else if (makerAssetProxyIdRight === AssetProxyId.ERC721) {
expect(
realERC721TokenIdsByOwner[signedOrderLeft.makerAddress][makerAssetAddressRight].sort(),
'Checking left maker ingress ERC721 account holdings',
).to.be.deep.equal(
expectedERC721TokenIdsByOwner[signedOrderLeft.makerAddress][makerAssetAddressRight].sort(),
);
expect(
realERC721TokenIdsByOwner[signedOrderRight.makerAddress][makerAssetAddressRight],
'Checking right maker agress ERC721 account holdings',
).to.be.deep.equal(expectedERC721TokenIdsByOwner[signedOrderRight.makerAddress][makerAssetAddressRight]);
} else {
throw new Error(`Unhandled Asset Proxy ID: ${makerAssetProxyIdRight}`);
}
// Paid fees
expect(
realERC20BalancesByOwner[signedOrderLeft.makerAddress][this._feeTokenAddress],
'Checking left maker egress ERC20 account fees',
).to.be.bignumber.equal(expectedERC20BalancesByOwner[signedOrderLeft.makerAddress][this._feeTokenAddress]);
expect(
realERC20BalancesByOwner[signedOrderRight.makerAddress][this._feeTokenAddress],
'Checking right maker egress ERC20 account fees',
).to.be.bignumber.equal(expectedERC20BalancesByOwner[signedOrderRight.makerAddress][this._feeTokenAddress]);
expect(
realERC20BalancesByOwner[takerAddress][this._feeTokenAddress],
'Checking taker egress ERC20 account fees',
).to.be.bignumber.equal(expectedERC20BalancesByOwner[takerAddress][this._feeTokenAddress]);
// Received fees
expect(
realERC20BalancesByOwner[signedOrderLeft.feeRecipientAddress][this._feeTokenAddress],
'Checking left fee recipient ingress ERC20 account fees',
).to.be.bignumber.equal(
expectedERC20BalancesByOwner[signedOrderLeft.feeRecipientAddress][this._feeTokenAddress],
);
expect(
realERC20BalancesByOwner[signedOrderRight.feeRecipientAddress][this._feeTokenAddress],
'Checking right fee receipient ingress ERC20 account fees',
).to.be.bignumber.equal(
expectedERC20BalancesByOwner[signedOrderRight.feeRecipientAddress][this._feeTokenAddress],
);
}
} // tslint:disable-line:max-file-line-count