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author | Leonid Logvinov <logvinov.leon@gmail.com> | 2018-01-19 20:27:15 +0800 |
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committer | Leonid Logvinov <logvinov.leon@gmail.com> | 2018-01-30 23:01:35 +0800 |
commit | 6463cda2045fe9caca3cb3908aa0c66f0bfe683a (patch) | |
tree | 6ac6826c29b8d85c226487239ea253aaa2d60f4c /packages/contracts/test/ts/exchange/helpers.ts | |
parent | d004df56e38726ed7f1b775da33d8f37aae270db (diff) | |
download | dexon-0x-contracts-6463cda2045fe9caca3cb3908aa0c66f0bfe683a.tar.gz dexon-0x-contracts-6463cda2045fe9caca3cb3908aa0c66f0bfe683a.tar.zst dexon-0x-contracts-6463cda2045fe9caca3cb3908aa0c66f0bfe683a.zip |
Remove truffle from tokenTransferProxy tests
Diffstat (limited to 'packages/contracts/test/ts/exchange/helpers.ts')
-rw-r--r-- | packages/contracts/test/ts/exchange/helpers.ts | 167 |
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); - }); - }); -}); |