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authorLeonid Logvinov <logvinov.leon@gmail.com>2018-01-19 20:27:15 +0800
committerLeonid Logvinov <logvinov.leon@gmail.com>2018-01-30 23:01:35 +0800
commit6463cda2045fe9caca3cb3908aa0c66f0bfe683a (patch)
tree6ac6826c29b8d85c226487239ea253aaa2d60f4c /packages/contracts/test/ts/exchange/helpers.ts
parentd004df56e38726ed7f1b775da33d8f37aae270db (diff)
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Remove truffle from tokenTransferProxy tests
Diffstat (limited to 'packages/contracts/test/ts/exchange/helpers.ts')
-rw-r--r--packages/contracts/test/ts/exchange/helpers.ts167
1 files changed, 0 insertions, 167 deletions
diff --git a/packages/contracts/test/ts/exchange/helpers.ts b/packages/contracts/test/ts/exchange/helpers.ts
deleted file mode 100644
index 95f68e419..000000000
--- a/packages/contracts/test/ts/exchange/helpers.ts
+++ /dev/null
@@ -1,167 +0,0 @@
-import { ZeroEx } from '0x.js';
-import { BigNumber } from '@0xproject/utils';
-import * as chai from 'chai';
-import ethUtil = require('ethereumjs-util');
-
-import { Artifacts } from '../../../util/artifacts';
-import { ExchangeWrapper } from '../../../util/exchange_wrapper';
-import { Order } from '../../../util/order';
-import { OrderFactory } from '../../../util/order_factory';
-import { chaiSetup } from '../utils/chai_setup';
-
-chaiSetup.configure();
-const expect = chai.expect;
-
-const { Exchange, TokenRegistry } = new Artifacts(artifacts);
-
-contract('Exchange', (accounts: string[]) => {
- const maker = accounts[0];
- const feeRecipient = accounts[1] || accounts[accounts.length - 1];
-
- let order: Order;
- let exchangeWrapper: ExchangeWrapper;
- let orderFactory: OrderFactory;
-
- before(async () => {
- const [tokenRegistry, exchange] = await Promise.all([TokenRegistry.deployed(), Exchange.deployed()]);
- exchangeWrapper = new ExchangeWrapper(exchange);
- const [repAddress, dgdAddress] = await Promise.all([
- tokenRegistry.getTokenAddressBySymbol('REP'),
- tokenRegistry.getTokenAddressBySymbol('DGD'),
- ]);
- const defaultOrderParams = {
- exchangeContractAddress: Exchange.address,
- maker,
- feeRecipient,
- makerToken: repAddress,
- takerToken: dgdAddress,
- makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100), 18),
- takerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(200), 18),
- makerFee: ZeroEx.toBaseUnitAmount(new BigNumber(1), 18),
- takerFee: ZeroEx.toBaseUnitAmount(new BigNumber(1), 18),
- };
- orderFactory = new OrderFactory(defaultOrderParams);
- });
-
- beforeEach(async () => {
- order = await orderFactory.newSignedOrderAsync();
- });
-
- describe('getOrderHash', () => {
- it('should output the correct orderHash', async () => {
- const orderHashHex = await exchangeWrapper.getOrderHashAsync(order);
- expect(order.params.orderHashHex).to.be.equal(orderHashHex);
- });
- });
-
- describe('isValidSignature', () => {
- beforeEach(async () => {
- order = await orderFactory.newSignedOrderAsync();
- });
-
- it('should return true with a valid signature', async () => {
- const success = await exchangeWrapper.isValidSignatureAsync(order);
- const isValidSignature = order.isValidSignature();
- expect(isValidSignature).to.be.true();
- expect(success).to.be.true();
- });
-
- it('should return false with an invalid signature', async () => {
- order.params.r = ethUtil.bufferToHex(ethUtil.sha3('invalidR'));
- order.params.s = ethUtil.bufferToHex(ethUtil.sha3('invalidS'));
- const success = await exchangeWrapper.isValidSignatureAsync(order);
- expect(order.isValidSignature()).to.be.false();
- expect(success).to.be.false();
- });
- });
-
- describe('isRoundingError', () => {
- it('should return false if there is a rounding error of 0.1%', async () => {
- const numerator = new BigNumber(20);
- const denominator = new BigNumber(999);
- const target = new BigNumber(50);
- // rounding error = ((20*50/999) - floor(20*50/999)) / (20*50/999) = 0.1%
- const isRoundingError = await exchangeWrapper.isRoundingErrorAsync(numerator, denominator, target);
- expect(isRoundingError).to.be.false();
- });
-
- it('should return false if there is a rounding of 0.09%', async () => {
- const numerator = new BigNumber(20);
- const denominator = new BigNumber(9991);
- const target = new BigNumber(500);
- // rounding error = ((20*500/9991) - floor(20*500/9991)) / (20*500/9991) = 0.09%
- const isRoundingError = await exchangeWrapper.isRoundingErrorAsync(numerator, denominator, target);
- expect(isRoundingError).to.be.false();
- });
-
- it('should return true if there is a rounding error of 0.11%', async () => {
- const numerator = new BigNumber(20);
- const denominator = new BigNumber(9989);
- const target = new BigNumber(500);
- // rounding error = ((20*500/9989) - floor(20*500/9989)) / (20*500/9989) = 0.011%
- const isRoundingError = await exchangeWrapper.isRoundingErrorAsync(numerator, denominator, target);
- expect(isRoundingError).to.be.true();
- });
-
- it('should return true if there is a rounding error > 0.1%', async () => {
- const numerator = new BigNumber(3);
- const denominator = new BigNumber(7);
- const target = new BigNumber(10);
- // rounding error = ((3*10/7) - floor(3*10/7)) / (3*10/7) = 6.67%
- const isRoundingError = await exchangeWrapper.isRoundingErrorAsync(numerator, denominator, target);
- expect(isRoundingError).to.be.true();
- });
-
- it('should return false when there is no rounding error', async () => {
- const numerator = new BigNumber(1);
- const denominator = new BigNumber(2);
- const target = new BigNumber(10);
-
- const isRoundingError = await exchangeWrapper.isRoundingErrorAsync(numerator, denominator, target);
- expect(isRoundingError).to.be.false();
- });
-
- it('should return false when there is rounding error <= 0.1%', async () => {
- // randomly generated numbers
- const numerator = new BigNumber(76564);
- const denominator = new BigNumber(676373677);
- const target = new BigNumber(105762562);
- // rounding error = ((76564*105762562/676373677) - floor(76564*105762562/676373677)) /
- // (76564*105762562/676373677) = 0.0007%
- const isRoundingError = await exchangeWrapper.isRoundingErrorAsync(numerator, denominator, target);
- expect(isRoundingError).to.be.false();
- });
- });
-
- describe('getPartialAmount', () => {
- it('should return the numerator/denominator*target', async () => {
- const numerator = new BigNumber(1);
- const denominator = new BigNumber(2);
- const target = new BigNumber(10);
-
- const partialAmount = await exchangeWrapper.getPartialAmountAsync(numerator, denominator, target);
- const expectedPartialAmount = 5;
- expect(partialAmount).to.be.bignumber.equal(expectedPartialAmount);
- });
-
- it('should round down', async () => {
- const numerator = new BigNumber(2);
- const denominator = new BigNumber(3);
- const target = new BigNumber(10);
-
- const partialAmount = await exchangeWrapper.getPartialAmountAsync(numerator, denominator, target);
- const expectedPartialAmount = 6;
- expect(partialAmount).to.be.bignumber.equal(expectedPartialAmount);
- });
-
- it('should round .5 down', async () => {
- const numerator = new BigNumber(1);
- const denominator = new BigNumber(20);
- const target = new BigNumber(10);
-
- const partialAmount = await exchangeWrapper.getPartialAmountAsync(numerator, denominator, target);
- const expectedPartialAmount = 0;
- expect(partialAmount).to.be.bignumber.equal(expectedPartialAmount);
- });
- });
-});