2019-08-19 11:13:21 -07:00

612 lines
30 KiB
TypeScript

import { ReferenceFunctions as LibReferenceFunctions } from '@0x/contracts-exchange-libs';
import { blockchainTests, constants, expect, hexRandom, LogDecoder } from '@0x/contracts-test-utils';
import { ExchangeRevertErrors, orderHashUtils } from '@0x/order-utils';
import { Order, OrderWithoutDomain } from '@0x/types';
import { BigNumber, SafeMathRevertErrors } from '@0x/utils';
import { Web3Wrapper } from '@0x/web3-wrapper';
import { LogWithDecodedArgs } from 'ethereum-types';
import * as _ from 'lodash';
import {
artifacts,
TestExchangeInternalsContract,
TestExchangeInternalsDispatchTransferFromCalledEventArgs,
TestExchangeInternalsFillEventArgs,
} from '../src';
blockchainTests('Exchange core internal functions', env => {
const CHAIN_ID = 1337;
const ONE_ETHER = constants.ONE_ETHER;
const randomAddress = () => hexRandom(constants.ADDRESS_LENGTH);
const randomHash = () => hexRandom(constants.WORD_LENGTH);
const randomAssetData = () => hexRandom(36);
let testExchange: TestExchangeInternalsContract;
let logDecoder: LogDecoder;
let senderAddress: string;
before(async () => {
const accounts = await env.getAccountAddressesAsync();
senderAddress = accounts[0];
testExchange = await TestExchangeInternalsContract.deployFrom0xArtifactAsync(
artifacts.TestExchangeInternals,
env.provider,
env.txDefaults,
{},
new BigNumber(CHAIN_ID),
);
logDecoder = new LogDecoder(env.web3Wrapper, artifacts);
});
blockchainTests('assertValidMatch', () => {
const ORDER_DEFAULTS = {
senderAddress: randomAddress(),
makerAddress: randomAddress(),
takerAddress: randomAddress(),
makerFee: ONE_ETHER.times(0.001),
takerFee: ONE_ETHER.times(0.003),
makerAssetAmount: ONE_ETHER,
takerAssetAmount: ONE_ETHER.times(0.5),
makerAssetData: randomAssetData(),
takerAssetData: randomAssetData(),
makerFeeAssetData: randomAssetData(),
takerFeeAssetData: randomAssetData(),
salt: new BigNumber(_.random(0, 1e8)),
feeRecipientAddress: randomAddress(),
expirationTimeSeconds: new BigNumber(_.random(0, 1e8)),
domain: {
verifyingContractAddress: constants.NULL_ADDRESS,
chainId: 1337, // The chain id for the isolated exchange
},
};
function makeOrder(details?: Partial<Order>): Order {
return _.assign({}, ORDER_DEFAULTS, details);
}
before(async () => {
ORDER_DEFAULTS.domain.verifyingContractAddress = testExchange.address;
});
it('should revert if the maker asset multiplication should overflow', async () => {
const leftOrder = makeOrder({
makerAssetAmount: constants.MAX_UINT256,
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(100, 18),
});
const rightOrder = makeOrder({
makerAssetAmount: constants.MAX_UINT256_ROOT,
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(50, 18),
});
const expectedError = new SafeMathRevertErrors.SafeMathError(
SafeMathRevertErrors.SafeMathErrorCodes.Uint256MultiplicationOverflow,
leftOrder.makerAssetAmount,
rightOrder.makerAssetAmount,
);
return expect(testExchange.assertValidMatch.callAsync(leftOrder, rightOrder)).to.revertWith(expectedError);
});
it('should revert if the taker asset multiplication should overflow', async () => {
const leftOrder = makeOrder({
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(100, 18),
takerAssetAmount: constants.MAX_UINT256,
});
const rightOrder = makeOrder({
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(50, 18),
takerAssetAmount: constants.MAX_UINT256_ROOT,
});
const expectedError = new SafeMathRevertErrors.SafeMathError(
SafeMathRevertErrors.SafeMathErrorCodes.Uint256MultiplicationOverflow,
leftOrder.takerAssetAmount,
rightOrder.takerAssetAmount,
);
return expect(testExchange.assertValidMatch.callAsync(leftOrder, rightOrder)).to.revertWith(expectedError);
});
it('should revert if the prices of the left order is less than the price of the right order', async () => {
const leftOrder = makeOrder({
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(49, 18),
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(100, 18),
});
const rightOrder = makeOrder({
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(100, 18),
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(50, 18),
});
const orderHashHexLeft = orderHashUtils.getOrderHashHex(leftOrder);
const orderHashHexRight = orderHashUtils.getOrderHashHex(rightOrder);
const expectedError = new ExchangeRevertErrors.NegativeSpreadError(orderHashHexLeft, orderHashHexRight);
return expect(testExchange.assertValidMatch.callAsync(leftOrder, rightOrder)).to.revertWith(expectedError);
});
it('should succeed if the prices of the left and right orders are equal', async () => {
const leftOrder = makeOrder({
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(50, 18),
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(100, 18),
});
const rightOrder = makeOrder({
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(100, 18),
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(50, 18),
});
return expect(testExchange.assertValidMatch.callAsync(leftOrder, rightOrder)).to.be.fulfilled('');
});
it('should succeed if the price of the left order is higher than the price of the right', async () => {
const leftOrder = makeOrder({
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(50, 18),
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(100, 18),
});
const rightOrder = makeOrder({
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(100, 18),
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(50, 18),
});
return expect(testExchange.assertValidMatch.callAsync(leftOrder, rightOrder)).to.be.fulfilled('');
});
});
blockchainTests.resets('updateFilledState', async () => {
const ORDER_DEFAULTS = {
senderAddress: randomAddress(),
makerAddress: randomAddress(),
takerAddress: randomAddress(),
makerFee: ONE_ETHER.times(0.001),
takerFee: ONE_ETHER.times(0.003),
makerAssetAmount: ONE_ETHER,
takerAssetAmount: ONE_ETHER.times(0.5),
makerAssetData: randomAssetData(),
takerAssetData: randomAssetData(),
makerFeeAssetData: randomAssetData(),
takerFeeAssetData: randomAssetData(),
salt: new BigNumber(_.random(0, 1e8)),
feeRecipientAddress: randomAddress(),
expirationTimeSeconds: new BigNumber(_.random(0, 1e8)),
};
function makeOrder(details?: Partial<OrderWithoutDomain>): OrderWithoutDomain {
return _.assign({}, ORDER_DEFAULTS, details);
}
async function testUpdateFilledStateAsync(
order: OrderWithoutDomain,
orderTakerAssetFilledAmount: BigNumber,
takerAddress: string,
takerAssetFillAmount: BigNumber,
): Promise<void> {
const orderHash = randomHash();
const fillResults = LibReferenceFunctions.calculateFillResults(order, takerAssetFillAmount);
const expectedFilledState = orderTakerAssetFilledAmount.plus(takerAssetFillAmount);
// CAll `testUpdateFilledState()`, which will set the `filled`
// state for this order to `orderTakerAssetFilledAmount` before
// calling `_updateFilledState()`.
const receipt = await logDecoder.getTxWithDecodedLogsAsync(
await testExchange.testUpdateFilledState.sendTransactionAsync(
order,
takerAddress,
orderHash,
orderTakerAssetFilledAmount,
fillResults,
),
);
// Grab the new `filled` state for this order.
const actualFilledState = await testExchange.filled.callAsync(orderHash);
// Assert the `filled` state for this order.
expect(actualFilledState).to.bignumber.eq(expectedFilledState);
// Assert the logs.
// tslint:disable-next-line: no-unnecessary-type-assertion
const fillEvent = receipt.logs[0] as LogWithDecodedArgs<TestExchangeInternalsFillEventArgs>;
expect(fillEvent.event).to.eq('Fill');
expect(fillEvent.args.makerAddress).to.eq(order.makerAddress);
expect(fillEvent.args.feeRecipientAddress).to.eq(order.feeRecipientAddress);
expect(fillEvent.args.makerAssetData).to.eq(order.makerAssetData);
expect(fillEvent.args.takerAssetData).to.eq(order.takerAssetData);
expect(fillEvent.args.makerFeeAssetData).to.eq(order.makerFeeAssetData);
expect(fillEvent.args.takerFeeAssetData).to.eq(order.takerFeeAssetData);
expect(fillEvent.args.makerAssetFilledAmount).to.bignumber.eq(fillResults.makerAssetFilledAmount);
expect(fillEvent.args.takerAssetFilledAmount).to.bignumber.eq(fillResults.takerAssetFilledAmount);
expect(fillEvent.args.makerFeePaid).to.bignumber.eq(fillResults.makerFeePaid);
expect(fillEvent.args.takerFeePaid).to.bignumber.eq(fillResults.takerFeePaid);
expect(fillEvent.args.takerAddress).to.eq(takerAddress);
expect(fillEvent.args.senderAddress).to.eq(senderAddress);
expect(fillEvent.args.orderHash).to.eq(orderHash);
}
it('emits a `Fill` event and updates `filled` state correctly', async () => {
const order = makeOrder();
return testUpdateFilledStateAsync(
order,
order.takerAssetAmount.times(0.1),
randomAddress(),
order.takerAssetAmount.times(0.25),
);
});
it('reverts if `leftOrderTakerAssetFilledAmount + fillResults.takerAssetFilledAmount` overflows', async () => {
const order = makeOrder();
const orderTakerAssetFilledAmount = constants.MAX_UINT256.dividedToIntegerBy(2);
const takerAssetFillAmount = constants.MAX_UINT256.dividedToIntegerBy(2).plus(2);
const fillResults = {
makerAssetFilledAmount: constants.ZERO_AMOUNT,
takerAssetFilledAmount: takerAssetFillAmount,
makerFeePaid: constants.ZERO_AMOUNT,
takerFeePaid: constants.ZERO_AMOUNT,
};
const expectedError = new SafeMathRevertErrors.SafeMathError(
SafeMathRevertErrors.SafeMathErrorCodes.Uint256AdditionOverflow,
orderTakerAssetFilledAmount,
takerAssetFillAmount,
);
return expect(
testExchange.testUpdateFilledState.awaitTransactionSuccessAsync(
order,
randomAddress(),
randomHash(),
orderTakerAssetFilledAmount,
fillResults,
),
).to.revertWith(expectedError);
});
});
blockchainTests('settleOrder', () => {
const DEFAULT_ORDER = {
senderAddress: randomAddress(),
makerAddress: randomAddress(),
takerAddress: randomAddress(),
makerFee: ONE_ETHER.times(0.001),
takerFee: ONE_ETHER.times(0.003),
makerAssetAmount: ONE_ETHER,
takerAssetAmount: ONE_ETHER.times(0.5),
makerAssetData: randomAssetData(),
takerAssetData: randomAssetData(),
makerFeeAssetData: randomAssetData(),
takerFeeAssetData: randomAssetData(),
salt: new BigNumber(_.random(0, 1e8)),
feeRecipientAddress: randomAddress(),
expirationTimeSeconds: new BigNumber(_.random(0, 1e8)),
};
it('calls `_dispatchTransferFrom()` in the right order with the correct arguments', async () => {
const order = DEFAULT_ORDER;
const orderHash = randomHash();
const takerAddress = randomAddress();
const fillResults = {
makerAssetFilledAmount: ONE_ETHER.times(2),
takerAssetFilledAmount: ONE_ETHER.times(10),
makerFeePaid: ONE_ETHER.times(0.01),
takerFeePaid: ONE_ETHER.times(0.025),
};
const receipt = await logDecoder.getTxWithDecodedLogsAsync(
await testExchange.settleOrder.sendTransactionAsync(orderHash, order, takerAddress, fillResults),
);
const logs = receipt.logs as Array<
LogWithDecodedArgs<TestExchangeInternalsDispatchTransferFromCalledEventArgs>
>;
expect(logs.length === 4);
expect(_.every(logs, log => log.event === 'DispatchTransferFromCalled')).to.be.true();
// taker -> maker
expect(logs[0].args.orderHash).to.eq(orderHash);
expect(logs[0].args.assetData).to.eq(order.takerAssetData);
expect(logs[0].args.from).to.eq(takerAddress);
expect(logs[0].args.to).to.eq(order.makerAddress);
expect(logs[0].args.amount).to.bignumber.eq(fillResults.takerAssetFilledAmount);
// maker -> taker
expect(logs[1].args.orderHash).to.eq(orderHash);
expect(logs[1].args.assetData).to.eq(order.makerAssetData);
expect(logs[1].args.from).to.eq(order.makerAddress);
expect(logs[1].args.to).to.eq(takerAddress);
expect(logs[1].args.amount).to.bignumber.eq(fillResults.makerAssetFilledAmount);
// taker fee -> feeRecipient
expect(logs[2].args.orderHash).to.eq(orderHash);
expect(logs[2].args.assetData).to.eq(order.takerFeeAssetData);
expect(logs[2].args.from).to.eq(takerAddress);
expect(logs[2].args.to).to.eq(order.feeRecipientAddress);
expect(logs[2].args.amount).to.bignumber.eq(fillResults.takerFeePaid);
// maker fee -> feeRecipient
expect(logs[3].args.orderHash).to.eq(orderHash);
expect(logs[3].args.assetData).to.eq(order.makerFeeAssetData);
expect(logs[3].args.from).to.eq(order.makerAddress);
expect(logs[3].args.to).to.eq(order.feeRecipientAddress);
expect(logs[3].args.amount).to.bignumber.eq(fillResults.makerFeePaid);
});
});
blockchainTests('settleMatchOrders', () => {
const getOrder = () => {
return {
senderAddress: randomAddress(),
makerAddress: randomAddress(),
takerAddress: randomAddress(),
makerFee: ONE_ETHER.times(0.001),
takerFee: ONE_ETHER.times(0.003),
makerAssetAmount: ONE_ETHER,
takerAssetAmount: ONE_ETHER.times(0.5),
makerAssetData: randomAssetData(),
takerAssetData: randomAssetData(),
makerFeeAssetData: randomAssetData(),
takerFeeAssetData: randomAssetData(),
salt: new BigNumber(_.random(0, 1e8)),
feeRecipientAddress: randomAddress(),
expirationTimeSeconds: new BigNumber(_.random(0, 1e8)),
};
};
it('should revert if the taker fee paid fields addition overflow and left.feeRecipient == right.feeRecipient && left.takerFeeAssetData == right.takerFeeAssetData', async () => {
// Get the arguments for the call to `settleMatchOrders()`.
const leftOrder = getOrder();
const rightOrder = getOrder();
const leftOrderHash = randomHash();
const rightOrderHash = randomHash();
const takerAddress = randomAddress();
const matchedFillResults = {
left: {
makerAssetFilledAmount: ONE_ETHER.times(2),
takerAssetFilledAmount: ONE_ETHER.times(10),
makerFeePaid: ONE_ETHER.times(0.01),
takerFeePaid: constants.MAX_UINT256,
},
right: {
takerAssetFilledAmount: ONE_ETHER.times(20),
makerAssetFilledAmount: ONE_ETHER.times(4),
makerFeePaid: ONE_ETHER.times(0.02),
takerFeePaid: constants.MAX_UINT256_ROOT,
},
profitInLeftMakerAsset: ONE_ETHER,
profitInRightMakerAsset: ONE_ETHER.times(2),
};
// Set the fee recipient addresses and the taker fee asset data fields to be the same
rightOrder.feeRecipientAddress = leftOrder.feeRecipientAddress;
rightOrder.takerFeeAssetData = leftOrder.takerFeeAssetData;
// The expected error that should be thrown by the function.
const expectedError = new SafeMathRevertErrors.SafeMathError(
SafeMathRevertErrors.SafeMathErrorCodes.Uint256AdditionOverflow,
matchedFillResults.left.takerFeePaid,
matchedFillResults.right.takerFeePaid,
);
// Ensure that the call to `settleMatchOrders()` fails with the expected error.
const tx = testExchange.settleMatchOrders.sendTransactionAsync(
leftOrderHash,
rightOrderHash,
leftOrder,
rightOrder,
takerAddress,
matchedFillResults,
);
return expect(tx).to.revertWith(expectedError);
});
it('should succeed if the taker fee paid fields addition overflow and left.feeRecipient != right.feeRecipient || left.takerFeeAssetData != right.takerFeeAssetData', async () => {
// Get the arguments for the call to `settleMatchOrders()`.
const leftOrder = getOrder();
const rightOrder = getOrder();
const leftOrderHash = randomHash();
const rightOrderHash = randomHash();
const takerAddress = randomAddress();
const matchedFillResults = {
left: {
makerAssetFilledAmount: ONE_ETHER.times(2),
takerAssetFilledAmount: ONE_ETHER.times(10),
makerFeePaid: ONE_ETHER.times(0.01),
takerFeePaid: constants.MAX_UINT256,
},
right: {
takerAssetFilledAmount: ONE_ETHER.times(20),
makerAssetFilledAmount: ONE_ETHER.times(4),
makerFeePaid: ONE_ETHER.times(0.02),
takerFeePaid: constants.MAX_UINT256_ROOT,
},
profitInLeftMakerAsset: ONE_ETHER,
profitInRightMakerAsset: ONE_ETHER.times(2),
};
// The call to `settleMatchOrders()` should be successful.
return expect(
testExchange.settleMatchOrders.sendTransactionAsync(
leftOrderHash,
rightOrderHash,
leftOrder,
rightOrder,
takerAddress,
matchedFillResults,
),
).to.be.fulfilled('');
});
it('calls `_dispatchTransferFrom()` to collect fees from the left order when left.feeRecipient == right.feeRecipient && left.takerFeeAssetData == right.takerFeeAssetData', async () => {
const leftOrder = getOrder();
const rightOrder = getOrder();
const leftOrderHash = randomHash();
const rightOrderHash = randomHash();
const takerAddress = randomAddress();
const matchedFillResults = {
left: {
makerAssetFilledAmount: ONE_ETHER.times(2),
takerAssetFilledAmount: ONE_ETHER.times(10),
makerFeePaid: ONE_ETHER.times(0.01),
takerFeePaid: ONE_ETHER.times(0.025),
},
right: {
takerAssetFilledAmount: ONE_ETHER.times(20),
makerAssetFilledAmount: ONE_ETHER.times(4),
makerFeePaid: ONE_ETHER.times(0.02),
takerFeePaid: ONE_ETHER.times(0.05),
},
profitInLeftMakerAsset: ONE_ETHER,
profitInRightMakerAsset: ONE_ETHER.times(2),
};
// Set the fee recipient addresses and the taker fee asset data fields to be the same
rightOrder.feeRecipientAddress = leftOrder.feeRecipientAddress;
rightOrder.takerFeeAssetData = leftOrder.takerFeeAssetData;
// Call settleMatchOrders and collect the logs
const receipt = await logDecoder.getTxWithDecodedLogsAsync(
await testExchange.settleMatchOrders.sendTransactionAsync(
leftOrderHash,
rightOrderHash,
leftOrder,
rightOrder,
takerAddress,
matchedFillResults,
),
);
const logs = receipt.logs as Array<
LogWithDecodedArgs<TestExchangeInternalsDispatchTransferFromCalledEventArgs>
>;
// Ensure that the logs have the correct lengths and names
expect(logs.length).to.be.eq(7);
expect(_.every(logs, log => log.event === 'DispatchTransferFromCalled')).to.be.true();
// Right maker asset -> left maker
expect(logs[0].args.orderHash).to.be.eq(rightOrderHash);
expect(logs[0].args.assetData).to.be.eq(rightOrder.makerAssetData);
expect(logs[0].args.from).to.be.eq(rightOrder.makerAddress);
expect(logs[0].args.to).to.be.eq(leftOrder.makerAddress);
expect(logs[0].args.amount).bignumber.to.be.eq(matchedFillResults.left.takerAssetFilledAmount);
// Left maker asset -> right maker
expect(logs[1].args.orderHash).to.be.eq(leftOrderHash);
expect(logs[1].args.assetData).to.be.eq(leftOrder.makerAssetData);
expect(logs[1].args.from).to.be.eq(leftOrder.makerAddress);
expect(logs[1].args.to).to.be.eq(rightOrder.makerAddress);
expect(logs[1].args.amount).bignumber.to.be.eq(matchedFillResults.right.takerAssetFilledAmount);
// Right maker fee -> right fee recipient
expect(logs[2].args.orderHash).to.be.eq(rightOrderHash);
expect(logs[2].args.assetData).to.be.eq(rightOrder.makerFeeAssetData);
expect(logs[2].args.from).to.be.eq(rightOrder.makerAddress);
expect(logs[2].args.to).to.be.eq(rightOrder.feeRecipientAddress);
expect(logs[2].args.amount).bignumber.to.be.eq(matchedFillResults.right.makerFeePaid);
// Left maker fee -> left fee recipient
expect(logs[3].args.orderHash).to.be.eq(leftOrderHash);
expect(logs[3].args.assetData).to.be.eq(leftOrder.makerFeeAssetData);
expect(logs[3].args.from).to.be.eq(leftOrder.makerAddress);
expect(logs[3].args.to).to.be.eq(leftOrder.feeRecipientAddress);
expect(logs[3].args.amount).bignumber.to.be.eq(matchedFillResults.left.makerFeePaid);
// Left maker -> taker profit
expect(logs[4].args.orderHash).to.be.eq(leftOrderHash);
expect(logs[4].args.assetData).to.be.eq(leftOrder.makerAssetData);
expect(logs[4].args.from).to.be.eq(leftOrder.makerAddress);
expect(logs[4].args.to).to.be.eq(takerAddress);
expect(logs[4].args.amount).bignumber.to.be.eq(matchedFillResults.profitInLeftMakerAsset);
// right maker -> taker profit
expect(logs[5].args.orderHash).to.be.eq(rightOrderHash);
expect(logs[5].args.assetData).to.be.eq(rightOrder.makerAssetData);
expect(logs[5].args.from).to.be.eq(rightOrder.makerAddress);
expect(logs[5].args.to).to.be.eq(takerAddress);
expect(logs[5].args.amount).bignumber.to.be.eq(matchedFillResults.profitInRightMakerAsset);
// taker fees -> fee recipient
expect(logs[6].args.orderHash).to.be.eq(leftOrderHash);
expect(logs[6].args.assetData).to.be.eq(leftOrder.takerFeeAssetData);
expect(logs[6].args.from).to.be.eq(takerAddress);
expect(logs[6].args.to).to.be.eq(leftOrder.feeRecipientAddress);
expect(logs[6].args.amount).bignumber.to.be.eq(ONE_ETHER.times(0.075));
});
it('calls `_dispatchTransferFrom()` from in the right order when the fee recipients and taker fee asset data are not the same', async () => {
const leftOrder = getOrder();
const rightOrder = getOrder();
const leftOrderHash = randomHash();
const rightOrderHash = randomHash();
const takerAddress = randomAddress();
const matchedFillResults = {
left: {
makerAssetFilledAmount: ONE_ETHER.times(2),
takerAssetFilledAmount: ONE_ETHER.times(10),
makerFeePaid: ONE_ETHER.times(0.01),
takerFeePaid: ONE_ETHER.times(0.025),
},
right: {
takerAssetFilledAmount: ONE_ETHER.times(20),
makerAssetFilledAmount: ONE_ETHER.times(4),
makerFeePaid: ONE_ETHER.times(0.02),
takerFeePaid: ONE_ETHER.times(0.05),
},
profitInLeftMakerAsset: ONE_ETHER,
profitInRightMakerAsset: ONE_ETHER.times(2),
};
// Call settleMatchOrders and collect the logs
const receipt = await logDecoder.getTxWithDecodedLogsAsync(
await testExchange.settleMatchOrders.sendTransactionAsync(
leftOrderHash,
rightOrderHash,
leftOrder,
rightOrder,
takerAddress,
matchedFillResults,
),
);
const logs = receipt.logs as Array<
LogWithDecodedArgs<TestExchangeInternalsDispatchTransferFromCalledEventArgs>
>;
// Ensure that the logs have the correct lengths and names
expect(logs.length).to.be.eq(8);
expect(_.every(logs, log => log.event === 'DispatchTransferFromCalled')).to.be.true();
// Right maker asset -> left maker
expect(logs[0].args.orderHash).to.be.eq(rightOrderHash);
expect(logs[0].args.assetData).to.be.eq(rightOrder.makerAssetData);
expect(logs[0].args.from).to.be.eq(rightOrder.makerAddress);
expect(logs[0].args.to).to.be.eq(leftOrder.makerAddress);
expect(logs[0].args.amount).bignumber.to.be.eq(matchedFillResults.left.takerAssetFilledAmount);
// Left maker asset -> right maker
expect(logs[1].args.orderHash).to.be.eq(leftOrderHash);
expect(logs[1].args.assetData).to.be.eq(leftOrder.makerAssetData);
expect(logs[1].args.from).to.be.eq(leftOrder.makerAddress);
expect(logs[1].args.to).to.be.eq(rightOrder.makerAddress);
expect(logs[1].args.amount).bignumber.to.be.eq(matchedFillResults.right.takerAssetFilledAmount);
// Right maker fee -> right fee recipient
expect(logs[2].args.orderHash).to.be.eq(rightOrderHash);
expect(logs[2].args.assetData).to.be.eq(rightOrder.makerFeeAssetData);
expect(logs[2].args.from).to.be.eq(rightOrder.makerAddress);
expect(logs[2].args.to).to.be.eq(rightOrder.feeRecipientAddress);
expect(logs[2].args.amount).bignumber.to.be.eq(matchedFillResults.right.makerFeePaid);
// Left maker fee -> left fee recipient
expect(logs[3].args.orderHash).to.be.eq(leftOrderHash);
expect(logs[3].args.assetData).to.be.eq(leftOrder.makerFeeAssetData);
expect(logs[3].args.from).to.be.eq(leftOrder.makerAddress);
expect(logs[3].args.to).to.be.eq(leftOrder.feeRecipientAddress);
expect(logs[3].args.amount).bignumber.to.be.eq(matchedFillResults.left.makerFeePaid);
// Left maker -> taker profit
expect(logs[4].args.orderHash).to.be.eq(leftOrderHash);
expect(logs[4].args.assetData).to.be.eq(leftOrder.makerAssetData);
expect(logs[4].args.from).to.be.eq(leftOrder.makerAddress);
expect(logs[4].args.to).to.be.eq(takerAddress);
expect(logs[4].args.amount).bignumber.to.be.eq(matchedFillResults.profitInLeftMakerAsset);
// right maker -> taker profit
expect(logs[5].args.orderHash).to.be.eq(rightOrderHash);
expect(logs[5].args.assetData).to.be.eq(rightOrder.makerAssetData);
expect(logs[5].args.from).to.be.eq(rightOrder.makerAddress);
expect(logs[5].args.to).to.be.eq(takerAddress);
expect(logs[5].args.amount).bignumber.to.be.eq(matchedFillResults.profitInRightMakerAsset);
// Right taker fee -> right fee recipient
expect(logs[6].args.orderHash).to.be.eq(rightOrderHash);
expect(logs[6].args.assetData).to.be.eq(rightOrder.takerFeeAssetData);
expect(logs[6].args.from).to.be.eq(takerAddress);
expect(logs[6].args.to).to.be.eq(rightOrder.feeRecipientAddress);
expect(logs[6].args.amount).bignumber.to.be.eq(matchedFillResults.right.takerFeePaid);
// Right taker fee -> right fee recipient
expect(logs[7].args.orderHash).to.be.eq(leftOrderHash);
expect(logs[7].args.assetData).to.be.eq(leftOrder.takerFeeAssetData);
expect(logs[7].args.from).to.be.eq(takerAddress);
expect(logs[7].args.to).to.be.eq(leftOrder.feeRecipientAddress);
expect(logs[7].args.amount).bignumber.to.be.eq(matchedFillResults.left.takerFeePaid);
});
});
});
// tslint:disable-line:max-file-line-count