1665 lines
78 KiB
TypeScript
1665 lines
78 KiB
TypeScript
import {
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blockchainTests,
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constants,
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describe,
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expect,
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hexRandom,
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testCombinatoriallyWithReferenceFunc,
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uint256Values,
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} from '@0x/contracts-test-utils';
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import { LibMathRevertErrors } from '@0x/order-utils';
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import { FillResults, MatchedFillResults, OrderWithoutDomain as Order } from '@0x/types';
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import { BigNumber, SafeMathRevertErrors } from '@0x/utils';
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import { Web3Wrapper } from '@0x/web3-wrapper';
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import * as _ from 'lodash';
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import { artifacts, ReferenceFunctions, TestLibFillResultsContract } from '../src';
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blockchainTests('LibFillResults', env => {
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interface PartialMatchedFillResults {
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left: Partial<FillResults>;
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right: Partial<FillResults>;
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profitInLeftMakerAsset?: BigNumber;
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profitInRightMakerAsset?: BigNumber;
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}
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const { ONE_ETHER, MAX_UINT256 } = constants;
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const EMPTY_ORDER: Order = {
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senderAddress: constants.NULL_ADDRESS,
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makerAddress: constants.NULL_ADDRESS,
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takerAddress: constants.NULL_ADDRESS,
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makerFee: constants.ZERO_AMOUNT,
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takerFee: constants.ZERO_AMOUNT,
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makerAssetAmount: constants.ZERO_AMOUNT,
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takerAssetAmount: constants.ZERO_AMOUNT,
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makerAssetData: constants.NULL_BYTES,
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takerAssetData: constants.NULL_BYTES,
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makerFeeAssetData: constants.NULL_BYTES,
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takerFeeAssetData: constants.NULL_BYTES,
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salt: constants.ZERO_AMOUNT,
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feeRecipientAddress: constants.NULL_ADDRESS,
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expirationTimeSeconds: constants.ZERO_AMOUNT,
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};
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const randomAddress = () => hexRandom(constants.ADDRESS_LENGTH);
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const randomAssetData = () => hexRandom(36);
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const randomUint256 = () => new BigNumber(hexRandom(constants.WORD_LENGTH));
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let libsContract: TestLibFillResultsContract;
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let makerAddressLeft: string;
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let makerAddressRight: string;
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before(async () => {
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const accounts = await env.getAccountAddressesAsync();
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makerAddressLeft = accounts[0];
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makerAddressRight = accounts[1];
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libsContract = await TestLibFillResultsContract.deployFrom0xArtifactAsync(
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artifacts.TestLibFillResults,
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env.provider,
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env.txDefaults,
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{},
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);
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});
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describe('calculateFillResults', () => {
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describe.optional('combinatorial tests', () => {
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function makeOrder(
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makerAssetAmount: BigNumber,
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takerAssetAmount: BigNumber,
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makerFee: BigNumber,
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takerFee: BigNumber,
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): Order {
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return {
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...EMPTY_ORDER,
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makerAssetAmount,
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takerAssetAmount,
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makerFee,
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takerFee,
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};
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}
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async function referenceCalculateFillResultsAsync(
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orderTakerAssetAmount: BigNumber,
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takerAssetFilledAmount: BigNumber,
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otherAmount: BigNumber,
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): Promise<FillResults> {
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// Note(albrow): Here we are re-using the same value (otherAmount)
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// for order.makerAssetAmount, order.makerFee, and order.takerFee.
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// This should be safe because they are never used with each other
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// in any mathematical operation in either the reference TypeScript
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// implementation or the Solidity implementation of
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// calculateFillResults.
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return ReferenceFunctions.calculateFillResults(
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makeOrder(otherAmount, orderTakerAssetAmount, otherAmount, otherAmount),
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takerAssetFilledAmount,
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);
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}
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async function testCalculateFillResultsAsync(
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orderTakerAssetAmount: BigNumber,
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takerAssetFilledAmount: BigNumber,
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otherAmount: BigNumber,
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): Promise<FillResults> {
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const order = makeOrder(otherAmount, orderTakerAssetAmount, otherAmount, otherAmount);
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return libsContract.calculateFillResults.callAsync(order, takerAssetFilledAmount);
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}
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testCombinatoriallyWithReferenceFunc(
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'calculateFillResults',
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referenceCalculateFillResultsAsync,
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testCalculateFillResultsAsync,
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[uint256Values, uint256Values, uint256Values],
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);
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});
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describe('explicit tests', () => {
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const MAX_UINT256_ROOT = constants.MAX_UINT256_ROOT;
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function makeOrder(details?: Partial<Order>): Order {
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return _.assign({}, EMPTY_ORDER, details);
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}
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it('matches the output of the reference function', async () => {
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const order = makeOrder({
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makerAssetAmount: ONE_ETHER,
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takerAssetAmount: ONE_ETHER.times(2),
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makerFee: ONE_ETHER.times(0.0023),
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takerFee: ONE_ETHER.times(0.0025),
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});
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const takerAssetFilledAmount = ONE_ETHER.dividedToIntegerBy(3);
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const expected = ReferenceFunctions.calculateFillResults(order, takerAssetFilledAmount);
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const actual = await libsContract.calculateFillResults.callAsync(order, takerAssetFilledAmount);
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expect(actual).to.deep.eq(expected);
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});
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it('reverts if computing `fillResults.makerAssetFilledAmount` overflows', async () => {
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// All values need to be large to ensure we don't trigger a RoundingError.
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const order = makeOrder({
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makerAssetAmount: MAX_UINT256_ROOT.times(2),
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takerAssetAmount: MAX_UINT256_ROOT,
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});
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const takerAssetFilledAmount = MAX_UINT256_ROOT;
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const expectedError = new SafeMathRevertErrors.SafeMathError(
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SafeMathRevertErrors.SafeMathErrorCodes.Uint256MultiplicationOverflow,
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takerAssetFilledAmount,
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order.makerAssetAmount,
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);
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return expect(libsContract.calculateFillResults.callAsync(order, takerAssetFilledAmount)).to.revertWith(
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expectedError,
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);
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});
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it('reverts if computing `fillResults.makerFeePaid` overflows', async () => {
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// All values need to be large to ensure we don't trigger a RoundingError.
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const order = makeOrder({
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makerAssetAmount: MAX_UINT256_ROOT,
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takerAssetAmount: MAX_UINT256_ROOT,
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makerFee: MAX_UINT256_ROOT.times(11),
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});
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const takerAssetFilledAmount = MAX_UINT256_ROOT.dividedToIntegerBy(10);
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const makerAssetFilledAmount = ReferenceFunctions.getPartialAmountFloor(
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takerAssetFilledAmount,
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order.takerAssetAmount,
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order.makerAssetAmount,
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);
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const expectedError = new SafeMathRevertErrors.SafeMathError(
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SafeMathRevertErrors.SafeMathErrorCodes.Uint256MultiplicationOverflow,
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makerAssetFilledAmount,
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order.makerFee,
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);
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return expect(libsContract.calculateFillResults.callAsync(order, takerAssetFilledAmount)).to.revertWith(
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expectedError,
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);
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});
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it('reverts if computing `fillResults.takerFeePaid` overflows', async () => {
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// All values need to be large to ensure we don't trigger a RoundingError.
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const order = makeOrder({
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makerAssetAmount: MAX_UINT256_ROOT,
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takerAssetAmount: MAX_UINT256_ROOT,
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takerFee: MAX_UINT256_ROOT.times(11),
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});
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const takerAssetFilledAmount = MAX_UINT256_ROOT.dividedToIntegerBy(10);
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const expectedError = new SafeMathRevertErrors.SafeMathError(
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SafeMathRevertErrors.SafeMathErrorCodes.Uint256MultiplicationOverflow,
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takerAssetFilledAmount,
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order.takerFee,
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);
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return expect(libsContract.calculateFillResults.callAsync(order, takerAssetFilledAmount)).to.revertWith(
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expectedError,
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);
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});
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it('reverts if `order.makerAssetAmount` is 0', async () => {
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const order = makeOrder({
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makerAssetAmount: constants.ZERO_AMOUNT,
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takerAssetAmount: ONE_ETHER,
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});
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const takerAssetFilledAmount = ONE_ETHER;
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const expectedError = new LibMathRevertErrors.DivisionByZeroError();
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return expect(libsContract.calculateFillResults.callAsync(order, takerAssetFilledAmount)).to.revertWith(
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expectedError,
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);
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});
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it('reverts if `order.takerAssetAmount` is 0', async () => {
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const order = makeOrder({
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makerAssetAmount: ONE_ETHER,
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takerAssetAmount: constants.ZERO_AMOUNT,
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});
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const takerAssetFilledAmount = ONE_ETHER;
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const expectedError = new LibMathRevertErrors.DivisionByZeroError();
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return expect(libsContract.calculateFillResults.callAsync(order, takerAssetFilledAmount)).to.revertWith(
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expectedError,
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);
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});
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it('reverts if there is a rounding error computing `makerAsssetFilledAmount`', async () => {
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const order = makeOrder({
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makerAssetAmount: new BigNumber(100),
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takerAssetAmount: ONE_ETHER,
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});
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const takerAssetFilledAmount = order.takerAssetAmount.dividedToIntegerBy(3);
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const expectedError = new LibMathRevertErrors.RoundingError(
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takerAssetFilledAmount,
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order.takerAssetAmount,
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order.makerAssetAmount,
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);
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return expect(libsContract.calculateFillResults.callAsync(order, takerAssetFilledAmount)).to.revertWith(
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expectedError,
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);
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});
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it('reverts if there is a rounding error computing `makerFeePaid`', async () => {
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const order = makeOrder({
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makerAssetAmount: ONE_ETHER,
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takerAssetAmount: ONE_ETHER,
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makerFee: new BigNumber(100),
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});
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const takerAssetFilledAmount = order.takerAssetAmount.dividedToIntegerBy(3);
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const makerAssetFilledAmount = ReferenceFunctions.getPartialAmountFloor(
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takerAssetFilledAmount,
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order.takerAssetAmount,
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order.makerAssetAmount,
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);
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const expectedError = new LibMathRevertErrors.RoundingError(
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makerAssetFilledAmount,
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order.makerAssetAmount,
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order.makerFee,
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);
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return expect(libsContract.calculateFillResults.callAsync(order, takerAssetFilledAmount)).to.revertWith(
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expectedError,
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);
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});
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it('reverts if there is a rounding error computing `takerFeePaid`', async () => {
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const order = makeOrder({
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makerAssetAmount: ONE_ETHER,
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takerAssetAmount: ONE_ETHER,
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takerFee: new BigNumber(100),
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});
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const takerAssetFilledAmount = order.takerAssetAmount.dividedToIntegerBy(3);
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const makerAssetFilledAmount = ReferenceFunctions.getPartialAmountFloor(
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takerAssetFilledAmount,
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order.takerAssetAmount,
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order.makerAssetAmount,
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);
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const expectedError = new LibMathRevertErrors.RoundingError(
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makerAssetFilledAmount,
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order.makerAssetAmount,
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order.takerFee,
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);
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return expect(libsContract.calculateFillResults.callAsync(order, takerAssetFilledAmount)).to.revertWith(
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expectedError,
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);
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});
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});
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});
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describe('addFillResults', () => {
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describe('explicit tests', () => {
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const DEFAULT_FILL_RESULTS = [
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{
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makerAssetFilledAmount: ONE_ETHER,
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takerAssetFilledAmount: ONE_ETHER.times(2),
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makerFeePaid: ONE_ETHER.times(0.001),
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takerFeePaid: ONE_ETHER.times(0.002),
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},
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{
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makerAssetFilledAmount: ONE_ETHER.times(0.01),
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takerAssetFilledAmount: ONE_ETHER.times(2).times(0.01),
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makerFeePaid: ONE_ETHER.times(0.001).times(0.01),
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takerFeePaid: ONE_ETHER.times(0.002).times(0.01),
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},
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];
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it('matches the output of the reference function', async () => {
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const [a, b] = DEFAULT_FILL_RESULTS;
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const expected = ReferenceFunctions.addFillResults(a, b);
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const actual = await libsContract.addFillResults.callAsync(a, b);
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expect(actual).to.deep.equal(expected);
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});
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it('reverts if computing `makerAssetFilledAmount` overflows', async () => {
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const [a, b] = _.cloneDeep(DEFAULT_FILL_RESULTS);
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b.makerAssetFilledAmount = MAX_UINT256;
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const expectedError = new SafeMathRevertErrors.SafeMathError(
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SafeMathRevertErrors.SafeMathErrorCodes.Uint256AdditionOverflow,
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a.makerAssetFilledAmount,
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b.makerAssetFilledAmount,
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);
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return expect(libsContract.addFillResults.callAsync(a, b)).to.revertWith(expectedError);
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});
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it('reverts if computing `takerAssetFilledAmount` overflows', async () => {
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const [a, b] = _.cloneDeep(DEFAULT_FILL_RESULTS);
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b.takerAssetFilledAmount = MAX_UINT256;
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const expectedError = new SafeMathRevertErrors.SafeMathError(
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SafeMathRevertErrors.SafeMathErrorCodes.Uint256AdditionOverflow,
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a.takerAssetFilledAmount,
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b.takerAssetFilledAmount,
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);
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return expect(libsContract.addFillResults.callAsync(a, b)).to.revertWith(expectedError);
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});
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it('reverts if computing `makerFeePaid` overflows', async () => {
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const [a, b] = _.cloneDeep(DEFAULT_FILL_RESULTS);
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b.makerFeePaid = MAX_UINT256;
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const expectedError = new SafeMathRevertErrors.SafeMathError(
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SafeMathRevertErrors.SafeMathErrorCodes.Uint256AdditionOverflow,
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a.makerFeePaid,
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b.makerFeePaid,
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);
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return expect(libsContract.addFillResults.callAsync(a, b)).to.revertWith(expectedError);
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});
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it('reverts if computing `takerFeePaid` overflows', async () => {
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const [a, b] = _.cloneDeep(DEFAULT_FILL_RESULTS);
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b.takerFeePaid = MAX_UINT256;
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const expectedError = new SafeMathRevertErrors.SafeMathError(
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SafeMathRevertErrors.SafeMathErrorCodes.Uint256AdditionOverflow,
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a.takerFeePaid,
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b.takerFeePaid,
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);
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return expect(libsContract.addFillResults.callAsync(a, b)).to.revertWith(expectedError);
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});
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});
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});
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const EMPTY_FILL_RESULTS: FillResults = {
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makerAssetFilledAmount: constants.ZERO_AMOUNT,
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takerAssetFilledAmount: constants.ZERO_AMOUNT,
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makerFeePaid: constants.ZERO_AMOUNT,
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takerFeePaid: constants.ZERO_AMOUNT,
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};
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const EMPTY_MATCHED_FILL_RESULTS: MatchedFillResults = {
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left: EMPTY_FILL_RESULTS,
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right: EMPTY_FILL_RESULTS,
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profitInLeftMakerAsset: constants.ZERO_AMOUNT,
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profitInRightMakerAsset: constants.ZERO_AMOUNT,
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};
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const COMMON_MATCHED_FILL_RESULTS = {
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left: {
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makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
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takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
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makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
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takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
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},
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right: {
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makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
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takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
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makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
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takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
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},
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profitInLeftMakerAsset: Web3Wrapper.toBaseUnitAmount(3, 18),
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profitInRightMakerAsset: constants.ZERO_AMOUNT,
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};
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function createMatchedFillResults(partialMatchedFillResults: PartialMatchedFillResults): MatchedFillResults {
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const matchedFillResults = EMPTY_MATCHED_FILL_RESULTS;
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matchedFillResults.left = _.assign({}, EMPTY_FILL_RESULTS, partialMatchedFillResults.left);
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matchedFillResults.right = _.assign({}, EMPTY_FILL_RESULTS, partialMatchedFillResults.right);
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matchedFillResults.profitInLeftMakerAsset =
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partialMatchedFillResults.profitInLeftMakerAsset || constants.ZERO_AMOUNT;
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matchedFillResults.profitInRightMakerAsset =
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partialMatchedFillResults.profitInRightMakerAsset || constants.ZERO_AMOUNT;
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return matchedFillResults;
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}
|
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|
|
blockchainTests('calculateMatchedFillResults', async () => {
|
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/**
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* Asserts that the results of calling `calculateMatchedFillResults()` is consistent with the results that are expected.
|
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*/
|
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async function assertCalculateMatchedFillResultsAsync(
|
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expectedMatchedFillResults: MatchedFillResults,
|
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leftOrder: Order,
|
|
rightOrder: Order,
|
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leftOrderTakerAssetFilledAmount: BigNumber,
|
|
rightOrderTakerAssetFilledAmount: BigNumber,
|
|
from?: string,
|
|
): Promise<void> {
|
|
const actualMatchedFillResults = await libsContract.calculateMatchedFillResults.callAsync(
|
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leftOrder,
|
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rightOrder,
|
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leftOrderTakerAssetFilledAmount,
|
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rightOrderTakerAssetFilledAmount,
|
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false,
|
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{ from },
|
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);
|
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expect(actualMatchedFillResults).to.be.deep.eq(expectedMatchedFillResults);
|
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}
|
|
|
|
const ORDER_DEFAULTS = {
|
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...constants.STATIC_ORDER_PARAMS,
|
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makerAddress: randomAddress(),
|
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takerAddress: randomAddress(),
|
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senderAddress: randomAddress(),
|
|
makerAssetData: randomAssetData(),
|
|
takerAssetData: randomAssetData(),
|
|
makerFeeAssetData: randomAssetData(),
|
|
takerFeeAssetData: randomAssetData(),
|
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feeRecipientAddress: randomAddress(),
|
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expirationTimeSeconds: randomUint256(),
|
|
salt: randomUint256(),
|
|
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 = libsContract.address;
|
|
});
|
|
|
|
it('should correctly calculate the results when only the right order is fully filled', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(17, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(98, 0),
|
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});
|
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const rightOrder = makeOrder({
|
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makerAssetAmount: Web3Wrapper.toBaseUnitAmount(75, 0),
|
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takerAssetAmount: Web3Wrapper.toBaseUnitAmount(13, 0),
|
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});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
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left: {
|
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makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(13, 0),
|
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takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(75, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('76.4705882352941176'), 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('76.5306122448979591'), 16),
|
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},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(75, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(13, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
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},
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
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expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should correctly calculate the results when only the left order is fully filled', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(15, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(90, 0),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(97, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(14, 0),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(15, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(90, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(90, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(13, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('92.7835051546391752'), 16), // 92.85%
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('92.8571428571428571'), 16), // 92.85%
|
|
},
|
|
profitInLeftMakerAsset: Web3Wrapper.toBaseUnitAmount(2, 0),
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should give right maker a better price when rounding', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAddress: makerAddressLeft,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(16, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(22, 0),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAddress: makerAddressRight,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(83, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(49, 0),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(16, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(22, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(22, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(13, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('26.5060240963855421'), 16), // 26.506%
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('26.5306122448979591'), 16), // 26.531%
|
|
},
|
|
profitInLeftMakerAsset: Web3Wrapper.toBaseUnitAmount(3, 0),
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should give left maker a better sell price when rounding', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(12, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(97, 0),
|
|
makerAddress: makerAddressLeft,
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAddress: makerAddressRight,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(89, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(1, 0),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(11, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(89, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('91.6666666666666666'), 16), // 91.6%
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('91.7525773195876288'), 16), // 91.75%
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(89, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(1, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
profitInLeftMakerAsset: Web3Wrapper.toBaseUnitAmount(10, 0),
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('Should give right maker and right taker a favorable fee price when rounding', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAddress: makerAddressLeft,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(16, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(22, 0),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAddress: makerAddressRight,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(83, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(49, 0),
|
|
makerFee: Web3Wrapper.toBaseUnitAmount(10000, 0),
|
|
takerFee: Web3Wrapper.toBaseUnitAmount(10000, 0),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(16, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(22, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(22, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(13, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(2650, 0),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(2653, 0),
|
|
},
|
|
profitInLeftMakerAsset: Web3Wrapper.toBaseUnitAmount(3, 0),
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('Should give left maker and left taker a favorable fee price when rounding', async () => {
|
|
// Create orders to match
|
|
const leftOrder = makeOrder({
|
|
makerAddress: makerAddressLeft,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(12, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(97, 0),
|
|
makerFee: Web3Wrapper.toBaseUnitAmount(10000, 0),
|
|
takerFee: Web3Wrapper.toBaseUnitAmount(10000, 0),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAddress: makerAddressRight,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(89, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(1, 0),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(11, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(89, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(9166, 0),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(9175, 0),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(89, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(1, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
profitInLeftMakerAsset: Web3Wrapper.toBaseUnitAmount(10, 0),
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('Should transfer correct amounts when right order fill amount deviates from amount derived by `Exchange.fillOrder`', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAddress: makerAddressLeft,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(1000, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(1005, 0),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAddress: makerAddressRight,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(2126, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(1063, 0),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(1000, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(1005, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(1005, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(503, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('47.2718720602069614'), 16), // 47.27%
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('47.3189087488240827'), 16), // 47.31%
|
|
},
|
|
profitInLeftMakerAsset: Web3Wrapper.toBaseUnitAmount(497, 0),
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts when orders completely fill each other', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
profitInLeftMakerAsset: Web3Wrapper.toBaseUnitAmount(3, 18),
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts when orders completely fill each other and taker doesnt take a profit', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts when left order is completely filled and right order is partially filled', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(20, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(4, 18),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(50, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(50, 16),
|
|
},
|
|
profitInLeftMakerAsset: Web3Wrapper.toBaseUnitAmount(3, 18),
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts when right order is completely filled and left order is partially filled', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(50, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(100, 18),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(10, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(10, 16),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
profitInLeftMakerAsset: Web3Wrapper.toBaseUnitAmount(3, 18),
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
it('should transfer the correct amounts if fee recipient is the same across both matched orders', async () => {
|
|
const feeRecipientAddress = randomAddress();
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
feeRecipientAddress,
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
feeRecipientAddress,
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts if taker == leftMaker', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
leftOrder.makerAddress,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts if taker == leftMaker', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
rightOrder.makerAddress,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts if taker == leftFeeRecipient', async () => {
|
|
const feeRecipientAddressLeft = randomAddress();
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
feeRecipientAddress: feeRecipientAddressLeft,
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
feeRecipientAddressLeft,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts if taker == rightFeeRecipient', async () => {
|
|
const feeRecipientAddressRight = randomAddress();
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
feeRecipientAddress: feeRecipientAddressRight,
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
feeRecipientAddressRight,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts if leftMaker == leftFeeRecipient && rightMaker == rightFeeRecipient', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
feeRecipientAddress: makerAddressLeft,
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
feeRecipientAddress: makerAddressRight,
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts if leftMaker == leftFeeRecipient && leftMakerFeeAsset == leftTakerAsset', async () => {
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
});
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
makerFeeAssetData: rightOrder.makerAssetData,
|
|
feeRecipientAddress: makerAddressLeft,
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts if rightMaker == rightFeeRecipient && rightMakerFeeAsset == rightTakerAsset', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
makerFeeAssetData: leftOrder.makerAssetData,
|
|
feeRecipientAddress: makerAddressRight,
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts if rightMaker == rightFeeRecipient && rightTakerAsset == rightMakerFeeAsset && leftMaker == leftFeeRecipient && leftTakerAsset == leftMakerFeeAsset', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
feeRecipientAddress: makerAddressLeft,
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
makerFeeAssetData: leftOrder.makerAssetData,
|
|
feeRecipientAddress: makerAddressRight,
|
|
});
|
|
await assertCalculateMatchedFillResultsAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
});
|
|
|
|
blockchainTests('calculateMatchedFillResultsWithMaximalFill', async () => {
|
|
/**
|
|
* Asserts that the results of calling `calculateMatchedFillResults()` is consistent with the results that are expected.
|
|
*/
|
|
async function assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
expectedMatchedFillResults: MatchedFillResults,
|
|
leftOrder: Order,
|
|
rightOrder: Order,
|
|
leftOrderTakerAssetFilledAmount: BigNumber,
|
|
rightOrderTakerAssetFilledAmount: BigNumber,
|
|
from?: string,
|
|
): Promise<void> {
|
|
const actualMatchedFillResults = await libsContract.calculateMatchedFillResults.callAsync(
|
|
leftOrder,
|
|
rightOrder,
|
|
leftOrderTakerAssetFilledAmount,
|
|
rightOrderTakerAssetFilledAmount,
|
|
true,
|
|
{ from },
|
|
);
|
|
expect(actualMatchedFillResults).to.be.deep.eq(expectedMatchedFillResults);
|
|
}
|
|
|
|
const ORDER_DEFAULTS = {
|
|
...constants.STATIC_ORDER_PARAMS,
|
|
makerAddress: randomAddress(),
|
|
takerAddress: randomAddress(),
|
|
senderAddress: randomAddress(),
|
|
makerAssetData: randomAssetData(),
|
|
takerAssetData: randomAssetData(),
|
|
makerFeeAssetData: randomAssetData(),
|
|
takerFeeAssetData: randomAssetData(),
|
|
feeRecipientAddress: randomAddress(),
|
|
expirationTimeSeconds: randomUint256(),
|
|
salt: randomUint256(),
|
|
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 = libsContract.address;
|
|
});
|
|
|
|
it('should transfer correct amounts when right order is fully filled', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAddress: makerAddressLeft,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(17, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(98, 0),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAddress: makerAddressRight,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(75, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(13, 0),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(13, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(75, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('76.4705882352941176'), 16), // 76.47%
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('76.5306122448979591'), 16), // 76.53%
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(75, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(13, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('Should transfer correct amounts when left order is fully filled', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAddress: makerAddressLeft,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(15, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(90, 0),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAddress: makerAddressRight,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(196, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(28, 0),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(15, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(90, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(105, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(15, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('53.5714285714285714'), 16), // 53.57%
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('53.5714285714285714'), 16), // 53.57%
|
|
},
|
|
profitInLeftMakerAsset: constants.ZERO_AMOUNT,
|
|
profitInRightMakerAsset: Web3Wrapper.toBaseUnitAmount(15, 0),
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('Should transfer correct amounts when left order is fully filled', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAddress: makerAddressLeft,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(16, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(22, 0),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAddress: makerAddressRight,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(87, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(48, 0),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(16, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(22, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(29, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(16, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('33.3333333333333333'), 16), // 33.33%
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('33.3333333333333333'), 16), // 33.33%
|
|
},
|
|
profitInLeftMakerAsset: constants.ZERO_AMOUNT,
|
|
profitInRightMakerAsset: Web3Wrapper.toBaseUnitAmount(7, 0),
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should fully fill both orders and pay out profit in both maker assets', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAddress: makerAddressLeft,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(7, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(4, 0),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAddress: makerAddressRight,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(8, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(6, 0),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(7, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(4, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(8, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(6, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
profitInLeftMakerAsset: Web3Wrapper.toBaseUnitAmount(1, 0),
|
|
profitInRightMakerAsset: Web3Wrapper.toBaseUnitAmount(4, 0),
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('Should give left maker a better sell price when rounding', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAddress: makerAddressLeft,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(12, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(97, 0),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAddress: makerAddressRight,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(89, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(1, 0),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(11, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(89, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('91.6666666666666666'), 16), // 91.6%
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('91.7525773195876288'), 16), // 91.75%
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(89, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(1, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
profitInLeftMakerAsset: Web3Wrapper.toBaseUnitAmount(10, 0),
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('Should give right maker and right taker a favorable fee price when rounding', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAddress: makerAddressLeft,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(16, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(22, 0),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAddress: makerAddressRight,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(87, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(48, 0),
|
|
makerFee: Web3Wrapper.toBaseUnitAmount(10000, 0),
|
|
takerFee: Web3Wrapper.toBaseUnitAmount(10000, 0),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(16, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(22, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(29, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(16, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(3333, 0),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(3333, 0),
|
|
},
|
|
profitInRightMakerAsset: Web3Wrapper.toBaseUnitAmount(7, 0),
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('Should give left maker and left taker a favorable fee price when rounding', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAddress: makerAddressLeft,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(12, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(97, 0),
|
|
makerFee: Web3Wrapper.toBaseUnitAmount(10000, 0),
|
|
takerFee: Web3Wrapper.toBaseUnitAmount(10000, 0),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAddress: makerAddressRight,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(89, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(1, 0),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(11, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(89, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(9166, 0),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(9175, 0),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(89, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(1, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
profitInLeftMakerAsset: Web3Wrapper.toBaseUnitAmount(10, 0),
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts when consecutive calls are used to completely fill the left order', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(50, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(100, 18),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
});
|
|
const expectedMatchedFillResults = {
|
|
...COMMON_MATCHED_FILL_RESULTS,
|
|
left: {
|
|
...COMMON_MATCHED_FILL_RESULTS.left,
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(10, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(10, 16),
|
|
},
|
|
};
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
const rightOrder2 = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(100, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(50, 18),
|
|
});
|
|
const expectedMatchedFillResults2 = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(45, 18),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(90, 18),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(90, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(90, 16),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(90, 18),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(45, 18),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(90, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(90, 16),
|
|
},
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
expectedMatchedFillResults2,
|
|
leftOrder,
|
|
rightOrder2,
|
|
Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('Should transfer correct amounts when right order fill amount deviates from amount derived by `Exchange.fillOrder`', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAddress: makerAddressLeft,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(1000, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(1005, 0),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAddress: makerAddressRight,
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(2126, 0),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(1063, 0),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(1000, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(1005, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(2000, 0),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(1000, 0),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('94.0733772342427093'), 16), // 94.07%
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(new BigNumber('94.0733772342427093'), 16), // 94.07%
|
|
},
|
|
profitInRightMakerAsset: Web3Wrapper.toBaseUnitAmount(995, 0),
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts when orders completely fill each other and taker doesnt take a profit', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts when consecutive calls are used to completely fill the right order', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
});
|
|
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(50, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(100, 18),
|
|
});
|
|
const expectedMatchedFillResults = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(100, 16),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(10, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(10, 16),
|
|
},
|
|
profitInRightMakerAsset: Web3Wrapper.toBaseUnitAmount(3, 18),
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
expectedMatchedFillResults,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
// Create second left order
|
|
// Note: This order needs makerAssetAmount=96/takerAssetAmount=48 to fully fill the right order.
|
|
// However, we use 100/50 to ensure a partial fill as we want to go down the "right fill"
|
|
// branch in the contract twice for this test.
|
|
const leftOrder2 = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(100, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(50, 18),
|
|
});
|
|
const expectedMatchedFillResults2 = createMatchedFillResults({
|
|
left: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(90, 18),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(45, 18),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(90, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(90, 16),
|
|
},
|
|
right: {
|
|
makerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(45, 18),
|
|
takerAssetFilledAmount: Web3Wrapper.toBaseUnitAmount(90, 18),
|
|
makerFeePaid: Web3Wrapper.toBaseUnitAmount(90, 16),
|
|
takerFeePaid: Web3Wrapper.toBaseUnitAmount(90, 16),
|
|
},
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
expectedMatchedFillResults2,
|
|
leftOrder2,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts if fee recipient is the same across both matched orders', async () => {
|
|
const feeRecipientAddress = randomAddress();
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
feeRecipientAddress,
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
feeRecipientAddress,
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts if taker == leftMaker', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
leftOrder.makerAddress,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts if taker == rightMaker', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
rightOrder.makerAddress,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts if taker == leftFeeRecipient', async () => {
|
|
const feeRecipientAddress = randomAddress();
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
feeRecipientAddress,
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
feeRecipientAddress,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts if taker == rightFeeRecipient', async () => {
|
|
const feeRecipientAddress = randomAddress();
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
feeRecipientAddress,
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
feeRecipientAddress,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts if leftMaker == leftFeeRecipient && rightMaker == rightFeeRecipient', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
feeRecipientAddress: makerAddressLeft,
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
feeRecipientAddress: makerAddressRight,
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts if leftMaker == leftFeeRecipient && leftMakerFeeAsset == leftTakerAsset', async () => {
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
});
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
makerFeeAssetData: rightOrder.makerAssetData,
|
|
feeRecipientAddress: makerAddressLeft,
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts if rightMaker == rightFeeRecipient && rightMakerFeeAsset == rightTakerAsset', async () => {
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
makerFeeAssetData: leftOrder.makerAssetData,
|
|
feeRecipientAddress: makerAddressRight,
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
|
|
it('should transfer the correct amounts if rightMaker == rightFeeRecipient && rightTakerAsset == rightMakerFeeAsset && leftMaker == leftFeeRecipient && leftTakerAsset == leftMakerFeeAsset', async () => {
|
|
const makerFeeAssetData = randomAssetData();
|
|
const leftOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(5, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
makerFeeAssetData,
|
|
feeRecipientAddress: makerAddressLeft,
|
|
});
|
|
const rightOrder = makeOrder({
|
|
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(10, 18),
|
|
takerAssetAmount: Web3Wrapper.toBaseUnitAmount(2, 18),
|
|
makerFeeAssetData: leftOrder.makerAssetData,
|
|
feeRecipientAddress: makerAddressRight,
|
|
});
|
|
await assertCalculateMatchedFillResultsWithMaximalFillAsync(
|
|
COMMON_MATCHED_FILL_RESULTS,
|
|
leftOrder,
|
|
rightOrder,
|
|
constants.ZERO_AMOUNT,
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
});
|
|
});
|
|
});
|
|
// tslint:disable-line:max-file-line-count
|