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-rw-r--r--test/exchange_wrapper_test.ts329
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diff --git a/test/exchange_wrapper_test.ts b/test/exchange_wrapper_test.ts
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+import 'mocha';
+import * as _ from 'lodash';
+import * as chai from 'chai';
+import * as Web3 from 'web3';
+import * as BigNumber from 'bignumber.js';
+import * as dirtyChai from 'dirty-chai';
+import ChaiBigNumber = require('chai-bignumber');
+import promisify = require('es6-promisify');
+import {web3Factory} from './utils/web3_factory';
+import {ZeroEx} from '../src/0x.js';
+import {BlockchainLifecycle} from './utils/blockchain_lifecycle';
+import {ExchangeContractErrs, SignedOrder, Token} from '../src/types';
+import {FillScenarios} from './utils/fill_scenarios';
+import {TokenUtils} from './utils/token_utils';
+
+chai.config.includeStack = true;
+chai.use(dirtyChai);
+chai.use(ChaiBigNumber());
+const expect = chai.expect;
+const blockchainLifecycle = new BlockchainLifecycle();
+
+describe('ExchangeWrapper', () => {
+ let web3: Web3;
+ let zeroEx: ZeroEx;
+ let userAddresses: string[];
+ before(async () => {
+ web3 = web3Factory.create();
+ zeroEx = new ZeroEx(web3);
+ userAddresses = await promisify(web3.eth.getAccounts)();
+ });
+ beforeEach(async () => {
+ await blockchainLifecycle.startAsync();
+ });
+ afterEach(async () => {
+ await blockchainLifecycle.revertAsync();
+ });
+ describe('#isValidSignatureAsync', () => {
+ // The Exchange smart contract `isValidSignature` method only validates orderHashes and assumes
+ // the length of the data is exactly 32 bytes. Thus for these tests, we use data of this size.
+ const dataHex = '0x6927e990021d23b1eb7b8789f6a6feaf98fe104bb0cf8259421b79f9a34222b0';
+ const signature = {
+ v: 27,
+ r: '0x61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc33',
+ s: '0x40349190569279751135161d22529dc25add4f6069af05be04cacbda2ace2254',
+ };
+ const address = '0x5409ed021d9299bf6814279a6a1411a7e866a631';
+ describe('should throw if passed a malformed signature', () => {
+ it('malformed v', async () => {
+ const malformedSignature = {
+ v: 34,
+ r: signature.r,
+ s: signature.s,
+ };
+ return expect(zeroEx.exchange.isValidSignatureAsync(dataHex, malformedSignature, address))
+ .to.be.rejected();
+ });
+ it('r lacks 0x prefix', async () => {
+ const malformedR = signature.r.replace('0x', '');
+ const malformedSignature = {
+ v: signature.v,
+ r: malformedR,
+ s: signature.s,
+ };
+ return expect(zeroEx.exchange.isValidSignatureAsync(dataHex, malformedSignature, address))
+ .to.be.rejected();
+ });
+ it('r is too short', async () => {
+ const malformedR = signature.r.substr(10);
+ const malformedSignature = {
+ v: signature.v,
+ r: malformedR,
+ s: signature.s.replace('0', 'z'),
+ };
+ return expect(zeroEx.exchange.isValidSignatureAsync(dataHex, malformedSignature, address))
+ .to.be.rejected();
+ });
+ it('s is not hex', async () => {
+ const malformedS = signature.s.replace('0', 'z');
+ const malformedSignature = {
+ v: signature.v,
+ r: signature.r,
+ s: malformedS,
+ };
+ return expect(zeroEx.exchange.isValidSignatureAsync(dataHex, malformedSignature, address))
+ .to.be.rejected();
+ });
+ });
+ it('should return false if the data doesn\'t pertain to the signature & address', async () => {
+ const isValid = await zeroEx.exchange.isValidSignatureAsync('0x0', signature, address);
+ expect(isValid).to.be.false();
+ });
+ it('should return false if the address doesn\'t pertain to the signature & dataHex', async () => {
+ const validUnrelatedAddress = '0x8b0292B11a196601eD2ce54B665CaFEca0347D42';
+ const isValid = await zeroEx.exchange.isValidSignatureAsync(dataHex, signature, validUnrelatedAddress);
+ expect(isValid).to.be.false();
+ });
+ it('should return false if the signature doesn\'t pertain to the dataHex & address', async () => {
+ const wrongSignature = {...signature, v: 28};
+ const isValid = await zeroEx.exchange.isValidSignatureAsync(dataHex, wrongSignature, address);
+ expect(isValid).to.be.false();
+ });
+ it('should return true if the signature does pertain to the dataHex & address', async () => {
+ const isValid = await zeroEx.exchange.isValidSignatureAsync(dataHex, signature, address);
+ expect(isValid).to.be.true();
+ });
+ });
+ describe('#fillOrderAsync', () => {
+ let tokens: Token[];
+ let makerTokenAddress: string;
+ let takerTokenAddress: string;
+ let fillScenarios: FillScenarios;
+ let coinbase: string;
+ let makerAddress: string;
+ let takerAddress: string;
+ let feeRecipient: string;
+ let zrxTokenAddress: string;
+ const fillTakerAmount = new BigNumber(5);
+ const shouldCheckTransfer = false;
+ before(async () => {
+ [coinbase, makerAddress, takerAddress, feeRecipient] = userAddresses;
+ tokens = await zeroEx.tokenRegistry.getTokensAsync();
+ const tokenUtils = new TokenUtils(tokens);
+ const [makerToken, takerToken] = tokenUtils.getNonProtocolTokens();
+ makerTokenAddress = makerToken.address;
+ takerTokenAddress = takerToken.address;
+ zrxTokenAddress = tokenUtils.getProtocolTokenOrThrow().address;
+ fillScenarios = new FillScenarios(zeroEx, userAddresses, tokens, zrxTokenAddress);
+ });
+ afterEach('reset default account', () => {
+ zeroEx.setTransactionSenderAccount(userAddresses[0]);
+ });
+ describe('failed fills', () => {
+ it('should throw when the fill amount is zero', async () => {
+ const fillableAmount = new BigNumber(5);
+ const signedOrder = await fillScenarios.createFillableSignedOrderAsync(
+ makerTokenAddress, takerTokenAddress, makerAddress, takerAddress, fillableAmount,
+ );
+ const zeroFillAmount = new BigNumber(0);
+ zeroEx.setTransactionSenderAccount(takerAddress);
+ return expect(zeroEx.exchange.fillOrderAsync(
+ signedOrder, zeroFillAmount, shouldCheckTransfer,
+ )).to.be.rejectedWith(ExchangeContractErrs.ORDER_REMAINING_FILL_AMOUNT_ZERO);
+ });
+ it('should throw when sender is not a taker', async () => {
+ const fillableAmount = new BigNumber(5);
+ const signedOrder = await fillScenarios.createFillableSignedOrderAsync(
+ makerTokenAddress, takerTokenAddress, makerAddress, takerAddress, fillableAmount,
+ );
+ return expect(zeroEx.exchange.fillOrderAsync(
+ signedOrder, fillTakerAmount, shouldCheckTransfer,
+ )).to.be.rejectedWith(ExchangeContractErrs.TRANSACTION_SENDER_IS_NOT_FILL_ORDER_TAKER);
+ });
+ it('should throw when order is expired', async () => {
+ const expirationInPast = new BigNumber(42);
+ const fillableAmount = new BigNumber(5);
+ const signedOrder = await fillScenarios.createFillableSignedOrderAsync(
+ makerTokenAddress, takerTokenAddress, makerAddress, takerAddress, fillableAmount, expirationInPast,
+ );
+ zeroEx.setTransactionSenderAccount(takerAddress);
+ return expect(zeroEx.exchange.fillOrderAsync(
+ signedOrder, fillTakerAmount, shouldCheckTransfer,
+ )).to.be.rejectedWith(ExchangeContractErrs.ORDER_FILL_EXPIRED);
+ });
+ describe('should throw when not enough balance or allowance to fulfill the order', () => {
+ const fillableAmount = new BigNumber(5);
+ const balanceToSubtractFromMaker = new BigNumber(3);
+ const lackingAllowance = new BigNumber(3);
+ let signedOrder: SignedOrder;
+ beforeEach('create fillable signed order', async () => {
+ signedOrder = await fillScenarios.createFillableSignedOrderAsync(
+ makerTokenAddress, takerTokenAddress, makerAddress, takerAddress, fillableAmount,
+ );
+ });
+ it('should throw when taker balance is less than fill amount', async () => {
+ await zeroEx.token.transferAsync(
+ takerTokenAddress, takerAddress, coinbase, balanceToSubtractFromMaker,
+ );
+ zeroEx.setTransactionSenderAccount(takerAddress);
+ return expect(zeroEx.exchange.fillOrderAsync(
+ signedOrder, fillTakerAmount, shouldCheckTransfer,
+ )).to.be.rejectedWith(ExchangeContractErrs.INSUFFICIENT_TAKER_BALANCE);
+ });
+ it('should throw when taker allowance is less than fill amount', async () => {
+ const newAllowanceWhichIsLessThanFillAmount = fillTakerAmount.minus(lackingAllowance);
+ await zeroEx.token.setProxyAllowanceAsync(takerTokenAddress, takerAddress,
+ newAllowanceWhichIsLessThanFillAmount);
+ zeroEx.setTransactionSenderAccount(takerAddress);
+ return expect(zeroEx.exchange.fillOrderAsync(
+ signedOrder, fillTakerAmount, shouldCheckTransfer,
+ )).to.be.rejectedWith(ExchangeContractErrs.INSUFFICIENT_TAKER_ALLOWANCE);
+ });
+ it('should throw when maker balance is less than maker fill amount', async () => {
+ await zeroEx.token.transferAsync(
+ makerTokenAddress, makerAddress, coinbase, balanceToSubtractFromMaker,
+ );
+ zeroEx.setTransactionSenderAccount(takerAddress);
+ return expect(zeroEx.exchange.fillOrderAsync(
+ signedOrder, fillTakerAmount, shouldCheckTransfer,
+ )).to.be.rejectedWith(ExchangeContractErrs.INSUFFICIENT_MAKER_BALANCE);
+ });
+ it('should throw when maker allowance is less than maker fill amount', async () => {
+ const newAllowanceWhichIsLessThanFillAmount = fillTakerAmount.minus(lackingAllowance);
+ await zeroEx.token.setProxyAllowanceAsync(makerTokenAddress, makerAddress,
+ newAllowanceWhichIsLessThanFillAmount);
+ zeroEx.setTransactionSenderAccount(takerAddress);
+ return expect(zeroEx.exchange.fillOrderAsync(
+ signedOrder, fillTakerAmount, shouldCheckTransfer,
+ )).to.be.rejectedWith(ExchangeContractErrs.INSUFFICIENT_MAKER_ALLOWANCE);
+ });
+ });
+ it('should throw when there a rounding error would have occurred', async () => {
+ const makerAmount = new BigNumber(3);
+ const takerAmount = new BigNumber(5);
+ const signedOrder = await fillScenarios.createAsymmetricFillableSignedOrderAsync(
+ makerTokenAddress, takerTokenAddress, makerAddress, takerAddress,
+ makerAmount, takerAmount,
+ );
+ const fillTakerAmountThatCausesRoundingError = new BigNumber(3);
+ zeroEx.setTransactionSenderAccount(takerAddress);
+ return expect(zeroEx.exchange.fillOrderAsync(
+ signedOrder, fillTakerAmountThatCausesRoundingError, shouldCheckTransfer,
+ )).to.be.rejectedWith(ExchangeContractErrs.ORDER_FILL_ROUNDING_ERROR);
+ });
+ describe('should throw when not enough balance or allowance to pay fees', () => {
+ const fillableAmount = new BigNumber(5);
+ const makerFee = new BigNumber(2);
+ const takerFee = new BigNumber(2);
+ let signedOrder: SignedOrder;
+ beforeEach('setup', async () => {
+ signedOrder = await fillScenarios.createFillableSignedOrderWithFeesAsync(
+ makerTokenAddress, takerTokenAddress, makerFee, takerFee,
+ makerAddress, takerAddress, fillableAmount, feeRecipient,
+ );
+ zeroEx.setTransactionSenderAccount(takerAddress);
+ });
+ it('should throw when maker doesn\'t have enough balance to pay fees', async () => {
+ const balanceToSubtractFromMaker = new BigNumber(1);
+ await zeroEx.token.transferAsync(
+ zrxTokenAddress, makerAddress, coinbase, balanceToSubtractFromMaker,
+ );
+ return expect(zeroEx.exchange.fillOrderAsync(
+ signedOrder, fillTakerAmount, shouldCheckTransfer,
+ )).to.be.rejectedWith(ExchangeContractErrs.INSUFFICIENT_MAKER_FEE_BALANCE);
+ });
+ it('should throw when maker doesn\'t have enough allowance to pay fees', async () => {
+ const newAllowanceWhichIsLessThanFees = makerFee.minus(1);
+ await zeroEx.token.setProxyAllowanceAsync(zrxTokenAddress, makerAddress,
+ newAllowanceWhichIsLessThanFees);
+ return expect(zeroEx.exchange.fillOrderAsync(
+ signedOrder, fillTakerAmount, shouldCheckTransfer,
+ )).to.be.rejectedWith(ExchangeContractErrs.INSUFFICIENT_MAKER_FEE_ALLOWANCE);
+ });
+ it('should throw when taker doesn\'t have enough balance to pay fees', async () => {
+ const balanceToSubtractFromTaker = new BigNumber(1);
+ await zeroEx.token.transferAsync(
+ zrxTokenAddress, takerAddress, coinbase, balanceToSubtractFromTaker,
+ );
+ return expect(zeroEx.exchange.fillOrderAsync(
+ signedOrder, fillTakerAmount, shouldCheckTransfer,
+ )).to.be.rejectedWith(ExchangeContractErrs.INSUFFICIENT_TAKER_FEE_BALANCE);
+ });
+ it('should throw when taker doesn\'t have enough allowance to pay fees', async () => {
+ const newAllowanceWhichIsLessThanFees = makerFee.minus(1);
+ await zeroEx.token.setProxyAllowanceAsync(zrxTokenAddress, takerAddress,
+ newAllowanceWhichIsLessThanFees);
+ return expect(zeroEx.exchange.fillOrderAsync(
+ signedOrder, fillTakerAmount, shouldCheckTransfer,
+ )).to.be.rejectedWith(ExchangeContractErrs.INSUFFICIENT_TAKER_FEE_ALLOWANCE);
+ });
+ });
+ });
+ describe('successful fills', () => {
+ it('should fill a valid order', async () => {
+ const fillableAmount = new BigNumber(5);
+ const signedOrder = await fillScenarios.createFillableSignedOrderAsync(
+ makerTokenAddress, takerTokenAddress, makerAddress, takerAddress, fillableAmount,
+ );
+ expect(await zeroEx.token.getBalanceAsync(makerTokenAddress, makerAddress))
+ .to.be.bignumber.equal(fillableAmount);
+ expect(await zeroEx.token.getBalanceAsync(takerTokenAddress, makerAddress))
+ .to.be.bignumber.equal(0);
+ expect(await zeroEx.token.getBalanceAsync(makerTokenAddress, takerAddress))
+ .to.be.bignumber.equal(0);
+ expect(await zeroEx.token.getBalanceAsync(takerTokenAddress, takerAddress))
+ .to.be.bignumber.equal(fillableAmount);
+ zeroEx.setTransactionSenderAccount(takerAddress);
+ await zeroEx.exchange.fillOrderAsync(signedOrder, fillTakerAmount, shouldCheckTransfer);
+ expect(await zeroEx.token.getBalanceAsync(makerTokenAddress, makerAddress))
+ .to.be.bignumber.equal(fillableAmount.minus(fillTakerAmount));
+ expect(await zeroEx.token.getBalanceAsync(takerTokenAddress, makerAddress))
+ .to.be.bignumber.equal(fillTakerAmount);
+ expect(await zeroEx.token.getBalanceAsync(makerTokenAddress, takerAddress))
+ .to.be.bignumber.equal(fillTakerAmount);
+ expect(await zeroEx.token.getBalanceAsync(takerTokenAddress, takerAddress))
+ .to.be.bignumber.equal(fillableAmount.minus(fillTakerAmount));
+ });
+ it('should partially fill the valid order', async () => {
+ const fillableAmount = new BigNumber(5);
+ const signedOrder = await fillScenarios.createFillableSignedOrderAsync(
+ makerTokenAddress, takerTokenAddress, makerAddress, takerAddress, fillableAmount,
+ );
+ const partialFillAmount = new BigNumber(3);
+ zeroEx.setTransactionSenderAccount(takerAddress);
+ await zeroEx.exchange.fillOrderAsync(signedOrder, partialFillAmount, shouldCheckTransfer);
+ expect(await zeroEx.token.getBalanceAsync(makerTokenAddress, makerAddress))
+ .to.be.bignumber.equal(fillableAmount.minus(partialFillAmount));
+ expect(await zeroEx.token.getBalanceAsync(takerTokenAddress, makerAddress))
+ .to.be.bignumber.equal(partialFillAmount);
+ expect(await zeroEx.token.getBalanceAsync(makerTokenAddress, takerAddress))
+ .to.be.bignumber.equal(partialFillAmount);
+ expect(await zeroEx.token.getBalanceAsync(takerTokenAddress, takerAddress))
+ .to.be.bignumber.equal(fillableAmount.minus(partialFillAmount));
+ });
+ it('should fill the valid orders with fees', async () => {
+ const fillableAmount = new BigNumber(5);
+ const makerFee = new BigNumber(1);
+ const takerFee = new BigNumber(2);
+ const signedOrder = await fillScenarios.createFillableSignedOrderWithFeesAsync(
+ makerTokenAddress, takerTokenAddress, makerFee, takerFee,
+ makerAddress, takerAddress, fillableAmount, feeRecipient,
+ );
+ zeroEx.setTransactionSenderAccount(takerAddress);
+ await zeroEx.exchange.fillOrderAsync(signedOrder, fillTakerAmount, shouldCheckTransfer);
+ expect(await zeroEx.token.getBalanceAsync(zrxTokenAddress, feeRecipient))
+ .to.be.bignumber.equal(makerFee.plus(takerFee));
+ });
+ });
+ });
+});
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-14 19:25:10 +0800