diff options
Diffstat (limited to 'packages/contracts/test/ts/exchange')
| -rw-r--r-- | packages/contracts/test/ts/exchange/core.ts | 1610 | ||||
| -rw-r--r-- | packages/contracts/test/ts/exchange/helpers.ts | 298 | ||||
| -rw-r--r-- | packages/contracts/test/ts/exchange/wrapper.ts | 656 |
3 files changed, 1282 insertions, 1282 deletions
diff --git a/packages/contracts/test/ts/exchange/core.ts b/packages/contracts/test/ts/exchange/core.ts index 36078aaa9..770ef0c43 100644 --- a/packages/contracts/test/ts/exchange/core.ts +++ b/packages/contracts/test/ts/exchange/core.ts @@ -23,830 +23,830 @@ const { Exchange, TokenTransferProxy, DummyToken, TokenRegistry, MaliciousToken const web3: Web3 = (global as any).web3; contract('Exchange', (accounts: string[]) => { - const maker = accounts[0]; - const tokenOwner = accounts[0]; - const taker = accounts[1] || accounts[accounts.length - 1]; - const feeRecipient = accounts[2] || accounts[accounts.length - 1]; - - const INITIAL_BALANCE = ZeroEx.toBaseUnitAmount(new BigNumber(10000), 18); - const INITIAL_ALLOWANCE = ZeroEx.toBaseUnitAmount(new BigNumber(10000), 18); - - let rep: ContractInstance; - let dgd: ContractInstance; - let zrx: ContractInstance; - let exchange: ContractInstance; - let tokenRegistry: ContractInstance; - - let order: Order; - let balances: BalancesByOwner; - let exWrapper: ExchangeWrapper; - let dmyBalances: Balances; - let orderFactory: OrderFactory; - - let zeroEx: ZeroEx; - - before(async () => { - [tokenRegistry, exchange] = await Promise.all([TokenRegistry.deployed(), Exchange.deployed()]); - exWrapper = new ExchangeWrapper(exchange); - zeroEx = new ZeroEx(web3.currentProvider, { - exchangeContractAddress: exchange.address, - networkId: constants.TESTRPC_NETWORK_ID, - }); - - const [repAddress, dgdAddress, zrxAddress] = await Promise.all([ - tokenRegistry.getTokenAddressBySymbol('REP'), - tokenRegistry.getTokenAddressBySymbol('DGD'), - tokenRegistry.getTokenAddressBySymbol('ZRX'), - ]); - - 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); - - [rep, dgd, zrx] = await Promise.all([ - DummyToken.at(repAddress), - DummyToken.at(dgdAddress), - DummyToken.at(zrxAddress), - ]); - dmyBalances = new Balances([rep, dgd, zrx], [maker, taker, feeRecipient]); - await Promise.all([ - rep.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { - from: maker, - }), - rep.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { - from: taker, - }), - rep.setBalance(maker, INITIAL_BALANCE, { from: tokenOwner }), - rep.setBalance(taker, INITIAL_BALANCE, { from: tokenOwner }), - dgd.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { - from: maker, - }), - dgd.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { - from: taker, - }), - dgd.setBalance(maker, INITIAL_BALANCE, { from: tokenOwner }), - dgd.setBalance(taker, INITIAL_BALANCE, { from: tokenOwner }), - zrx.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { - from: maker, - }), - zrx.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { - from: taker, - }), - zrx.setBalance(maker, INITIAL_BALANCE, { from: tokenOwner }), - zrx.setBalance(taker, INITIAL_BALANCE, { from: tokenOwner }), - ]); - }); - - describe('internal functions', () => { - it('should include transferViaTokenTransferProxy', () => { - expect(exchange.transferViaTokenTransferProxy).to.be.undefined(); - }); - - it('should include isTransferable', () => { - expect(exchange.isTransferable).to.be.undefined(); - }); - - it('should include getBalance', () => { - expect(exchange.getBalance).to.be.undefined(); - }); - - it('should include getAllowance', () => { - expect(exchange.getAllowance).to.be.undefined(); - }); - }); - - describe('fillOrder', () => { - beforeEach(async () => { - balances = await dmyBalances.getAsync(); - order = await orderFactory.newSignedOrderAsync(); - }); - - it('should create an unfillable order', async () => { - order = await orderFactory.newSignedOrderAsync({ - makerTokenAmount: new BigNumber(1001), - takerTokenAmount: new BigNumber(3), - }); - - const filledTakerTokenAmountBefore = await zeroEx.exchange.getFilledTakerAmountAsync( - order.params.orderHashHex, - ); - expect(filledTakerTokenAmountBefore).to.be.bignumber.equal(0); - - const fillTakerTokenAmount1 = new BigNumber(2); - await exWrapper.fillOrderAsync(order, taker, { - fillTakerTokenAmount: fillTakerTokenAmount1, - }); - - const filledTakerTokenAmountAfter1 = await zeroEx.exchange.getFilledTakerAmountAsync( - order.params.orderHashHex, - ); - expect(filledTakerTokenAmountAfter1).to.be.bignumber.equal(fillTakerTokenAmount1); - - const fillTakerTokenAmount2 = new BigNumber(1); - await exWrapper.fillOrderAsync(order, taker, { - fillTakerTokenAmount: fillTakerTokenAmount2, - }); - - const filledTakerTokenAmountAfter2 = await zeroEx.exchange.getFilledTakerAmountAsync( - order.params.orderHashHex, - ); - expect(filledTakerTokenAmountAfter2).to.be.bignumber.equal(filledTakerTokenAmountAfter1); - }); - - it('should transfer the correct amounts when makerTokenAmount === takerTokenAmount', async () => { - order = await orderFactory.newSignedOrderAsync({ - makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100), 18), - takerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100), 18), - }); - - const filledTakerTokenAmountBefore = await zeroEx.exchange.getFilledTakerAmountAsync( - order.params.orderHashHex, - ); - expect(filledTakerTokenAmountBefore).to.be.bignumber.equal(0); - - const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); - await exWrapper.fillOrderAsync(order, taker, { fillTakerTokenAmount }); - - const filledTakerTokenAmountAfter = await zeroEx.exchange.getFilledTakerAmountAsync( - order.params.orderHashHex, - ); - expect(filledTakerTokenAmountAfter).to.be.bignumber.equal(fillTakerTokenAmount); - - const newBalances = await dmyBalances.getAsync(); - - const fillMakerTokenAmount = fillTakerTokenAmount - .times(order.params.makerTokenAmount) - .dividedToIntegerBy(order.params.takerTokenAmount); - const paidMakerFee = order.params.makerFee - .times(fillMakerTokenAmount) - .dividedToIntegerBy(order.params.makerTokenAmount); - const paidTakerFee = order.params.takerFee - .times(fillMakerTokenAmount) - .dividedToIntegerBy(order.params.makerTokenAmount); - expect(newBalances[maker][order.params.makerToken]).to.be.bignumber.equal( - balances[maker][order.params.makerToken].minus(fillMakerTokenAmount), - ); - expect(newBalances[maker][order.params.takerToken]).to.be.bignumber.equal( - balances[maker][order.params.takerToken].add(fillTakerTokenAmount), - ); - expect(newBalances[maker][zrx.address]).to.be.bignumber.equal( - balances[maker][zrx.address].minus(paidMakerFee), - ); - expect(newBalances[taker][order.params.takerToken]).to.be.bignumber.equal( - balances[taker][order.params.takerToken].minus(fillTakerTokenAmount), - ); - expect(newBalances[taker][order.params.makerToken]).to.be.bignumber.equal( - balances[taker][order.params.makerToken].add(fillMakerTokenAmount), - ); - expect(newBalances[taker][zrx.address]).to.be.bignumber.equal( - balances[taker][zrx.address].minus(paidTakerFee), - ); - expect(newBalances[feeRecipient][zrx.address]).to.be.bignumber.equal( - balances[feeRecipient][zrx.address].add(paidMakerFee.add(paidTakerFee)), - ); - }); - - it('should transfer the correct amounts when makerTokenAmount > takerTokenAmount', async () => { - order = await orderFactory.newSignedOrderAsync({ - makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(200), 18), - takerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100), 18), - }); - - const filledTakerTokenAmountBefore = await zeroEx.exchange.getFilledTakerAmountAsync( - order.params.orderHashHex, - ); - expect(filledTakerTokenAmountBefore).to.be.bignumber.equal(0); - - const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); - await exWrapper.fillOrderAsync(order, taker, { fillTakerTokenAmount }); - - const filledTakerTokenAmountAfter = await zeroEx.exchange.getFilledTakerAmountAsync( - order.params.orderHashHex, - ); - expect(filledTakerTokenAmountAfter).to.be.bignumber.equal(fillTakerTokenAmount); - - const newBalances = await dmyBalances.getAsync(); - - const fillMakerTokenAmount = fillTakerTokenAmount - .times(order.params.makerTokenAmount) - .dividedToIntegerBy(order.params.takerTokenAmount); - const paidMakerFee = order.params.makerFee - .times(fillMakerTokenAmount) - .dividedToIntegerBy(order.params.makerTokenAmount); - const paidTakerFee = order.params.takerFee - .times(fillMakerTokenAmount) - .dividedToIntegerBy(order.params.makerTokenAmount); - expect(newBalances[maker][order.params.makerToken]).to.be.bignumber.equal( - balances[maker][order.params.makerToken].minus(fillMakerTokenAmount), - ); - expect(newBalances[maker][order.params.takerToken]).to.be.bignumber.equal( - balances[maker][order.params.takerToken].add(fillTakerTokenAmount), - ); - expect(newBalances[maker][zrx.address]).to.be.bignumber.equal( - balances[maker][zrx.address].minus(paidMakerFee), - ); - expect(newBalances[taker][order.params.takerToken]).to.be.bignumber.equal( - balances[taker][order.params.takerToken].minus(fillTakerTokenAmount), - ); - expect(newBalances[taker][order.params.makerToken]).to.be.bignumber.equal( - balances[taker][order.params.makerToken].add(fillMakerTokenAmount), - ); - expect(newBalances[taker][zrx.address]).to.be.bignumber.equal( - balances[taker][zrx.address].minus(paidTakerFee), - ); - expect(newBalances[feeRecipient][zrx.address]).to.be.bignumber.equal( - balances[feeRecipient][zrx.address].add(paidMakerFee.add(paidTakerFee)), - ); - }); - - it('should transfer the correct amounts when makerTokenAmount < takerTokenAmount', async () => { - order = await orderFactory.newSignedOrderAsync({ - makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100), 18), - takerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(200), 18), - }); - - const filledTakerTokenAmountBefore = await zeroEx.exchange.getFilledTakerAmountAsync( - order.params.orderHashHex, - ); - expect(filledTakerTokenAmountBefore).to.be.bignumber.equal(0); - - const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); - await exWrapper.fillOrderAsync(order, taker, { fillTakerTokenAmount }); - - const filledTakerTokenAmountAfter = await zeroEx.exchange.getFilledTakerAmountAsync( - order.params.orderHashHex, - ); - expect(filledTakerTokenAmountAfter).to.be.bignumber.equal(fillTakerTokenAmount); - - const newBalances = await dmyBalances.getAsync(); - - const fillMakerTokenAmount = fillTakerTokenAmount - .times(order.params.makerTokenAmount) - .dividedToIntegerBy(order.params.takerTokenAmount); - const paidMakerFee = order.params.makerFee - .times(fillMakerTokenAmount) - .dividedToIntegerBy(order.params.makerTokenAmount); - const paidTakerFee = order.params.takerFee - .times(fillMakerTokenAmount) - .dividedToIntegerBy(order.params.makerTokenAmount); - expect(newBalances[maker][order.params.makerToken]).to.be.bignumber.equal( - balances[maker][order.params.makerToken].minus(fillMakerTokenAmount), - ); - expect(newBalances[maker][order.params.takerToken]).to.be.bignumber.equal( - balances[maker][order.params.takerToken].add(fillTakerTokenAmount), - ); - expect(newBalances[maker][zrx.address]).to.be.bignumber.equal( - balances[maker][zrx.address].minus(paidMakerFee), - ); - expect(newBalances[taker][order.params.takerToken]).to.be.bignumber.equal( - balances[taker][order.params.takerToken].minus(fillTakerTokenAmount), - ); - expect(newBalances[taker][order.params.makerToken]).to.be.bignumber.equal( - balances[taker][order.params.makerToken].add(fillMakerTokenAmount), - ); - expect(newBalances[taker][zrx.address]).to.be.bignumber.equal( - balances[taker][zrx.address].minus(paidTakerFee), - ); - expect(newBalances[feeRecipient][zrx.address]).to.be.bignumber.equal( - balances[feeRecipient][zrx.address].add(paidMakerFee.add(paidTakerFee)), - ); - }); - - it('should transfer the correct amounts when taker is specified and order is claimed by taker', async () => { - order = await orderFactory.newSignedOrderAsync({ - taker, - makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100), 18), - takerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(200), 18), - }); - - const filledTakerTokenAmountBefore = await zeroEx.exchange.getFilledTakerAmountAsync( - order.params.orderHashHex, - ); - expect(filledTakerTokenAmountBefore).to.be.bignumber.equal(0); - - const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); - await exWrapper.fillOrderAsync(order, taker, { fillTakerTokenAmount }); - - const filledTakerTokenAmountAfter = await zeroEx.exchange.getFilledTakerAmountAsync( - order.params.orderHashHex, - ); - const expectedFillAmountTAfter = fillTakerTokenAmount.add(filledTakerTokenAmountBefore); - expect(filledTakerTokenAmountAfter).to.be.bignumber.equal(expectedFillAmountTAfter); - - const newBalances = await dmyBalances.getAsync(); - - const fillMakerTokenAmount = fillTakerTokenAmount - .times(order.params.makerTokenAmount) - .dividedToIntegerBy(order.params.takerTokenAmount); - const paidMakerFee = order.params.makerFee - .times(fillMakerTokenAmount) - .dividedToIntegerBy(order.params.makerTokenAmount); - const paidTakerFee = order.params.takerFee - .times(fillMakerTokenAmount) - .dividedToIntegerBy(order.params.makerTokenAmount); - expect(newBalances[maker][order.params.makerToken]).to.be.bignumber.equal( - balances[maker][order.params.makerToken].minus(fillMakerTokenAmount), - ); - expect(newBalances[maker][order.params.takerToken]).to.be.bignumber.equal( - balances[maker][order.params.takerToken].add(fillTakerTokenAmount), - ); - expect(newBalances[maker][zrx.address]).to.be.bignumber.equal( - balances[maker][zrx.address].minus(paidMakerFee), - ); - expect(newBalances[taker][order.params.takerToken]).to.be.bignumber.equal( - balances[taker][order.params.takerToken].minus(fillTakerTokenAmount), - ); - expect(newBalances[taker][order.params.makerToken]).to.be.bignumber.equal( - balances[taker][order.params.makerToken].add(fillMakerTokenAmount), - ); - expect(newBalances[taker][zrx.address]).to.be.bignumber.equal( - balances[taker][zrx.address].minus(paidTakerFee), - ); - expect(newBalances[feeRecipient][zrx.address]).to.be.bignumber.equal( - balances[feeRecipient][zrx.address].add(paidMakerFee.add(paidTakerFee)), - ); - }); - - it('should fill remaining value if fillTakerTokenAmount > remaining takerTokenAmount', async () => { - const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); - await exWrapper.fillOrderAsync(order, taker, { fillTakerTokenAmount }); - - const res = await exWrapper.fillOrderAsync(order, taker, { - fillTakerTokenAmount: order.params.takerTokenAmount, - }); - - expect(res.logs[0].args.filledTakerTokenAmount).to.be.bignumber.equal( - order.params.takerTokenAmount.minus(fillTakerTokenAmount), - ); - const newBalances = await dmyBalances.getAsync(); - - expect(newBalances[maker][order.params.makerToken]).to.be.bignumber.equal( - balances[maker][order.params.makerToken].minus(order.params.makerTokenAmount), - ); - expect(newBalances[maker][order.params.takerToken]).to.be.bignumber.equal( - balances[maker][order.params.takerToken].add(order.params.takerTokenAmount), - ); - expect(newBalances[maker][zrx.address]).to.be.bignumber.equal( - balances[maker][zrx.address].minus(order.params.makerFee), - ); - expect(newBalances[taker][order.params.takerToken]).to.be.bignumber.equal( - balances[taker][order.params.takerToken].minus(order.params.takerTokenAmount), - ); - expect(newBalances[taker][order.params.makerToken]).to.be.bignumber.equal( - balances[taker][order.params.makerToken].add(order.params.makerTokenAmount), - ); - expect(newBalances[taker][zrx.address]).to.be.bignumber.equal( - balances[taker][zrx.address].minus(order.params.takerFee), - ); - expect(newBalances[feeRecipient][zrx.address]).to.be.bignumber.equal( - balances[feeRecipient][zrx.address].add(order.params.makerFee.add(order.params.takerFee)), - ); - }); - - it('should log 1 event with the correct arguments when order has a feeRecipient', async () => { - const divisor = 2; - const res = await exWrapper.fillOrderAsync(order, taker, { - fillTakerTokenAmount: order.params.takerTokenAmount.div(divisor), - }); - expect(res.logs).to.have.length(1); - - const logArgs = res.logs[0].args; - const expectedFilledMakerTokenAmount = order.params.makerTokenAmount.div(divisor); - const expectedFilledTakerTokenAmount = order.params.takerTokenAmount.div(divisor); - const expectedFeeMPaid = order.params.makerFee.div(divisor); - const expectedFeeTPaid = order.params.takerFee.div(divisor); - const tokensHashBuff = crypto.solSHA3([order.params.makerToken, order.params.takerToken]); - const expectedTokens = ethUtil.bufferToHex(tokensHashBuff); - - expect(order.params.maker).to.be.equal(logArgs.maker); - expect(taker).to.be.equal(logArgs.taker); - expect(order.params.feeRecipient).to.be.equal(logArgs.feeRecipient); - expect(order.params.makerToken).to.be.equal(logArgs.makerToken); - expect(order.params.takerToken).to.be.equal(logArgs.takerToken); - expect(expectedFilledMakerTokenAmount).to.be.bignumber.equal(logArgs.filledMakerTokenAmount); - expect(expectedFilledTakerTokenAmount).to.be.bignumber.equal(logArgs.filledTakerTokenAmount); - expect(expectedFeeMPaid).to.be.bignumber.equal(logArgs.paidMakerFee); - expect(expectedFeeTPaid).to.be.bignumber.equal(logArgs.paidTakerFee); - expect(expectedTokens).to.be.equal(logArgs.tokens); - expect(order.params.orderHashHex).to.be.equal(logArgs.orderHash); - }); - - it('should log 1 event with the correct arguments when order has no feeRecipient', async () => { - order = await orderFactory.newSignedOrderAsync({ - feeRecipient: ZeroEx.NULL_ADDRESS, - }); - const divisor = 2; - const res = await exWrapper.fillOrderAsync(order, taker, { - fillTakerTokenAmount: order.params.takerTokenAmount.div(divisor), - }); - expect(res.logs).to.have.length(1); - - const logArgs = res.logs[0].args; - const expectedFilledMakerTokenAmount = order.params.makerTokenAmount.div(divisor); - const expectedFilledTakerTokenAmount = order.params.takerTokenAmount.div(divisor); - const expectedFeeMPaid = new BigNumber(0); - const expectedFeeTPaid = new BigNumber(0); - const tokensHashBuff = crypto.solSHA3([order.params.makerToken, order.params.takerToken]); - const expectedTokens = ethUtil.bufferToHex(tokensHashBuff); - - expect(order.params.maker).to.be.equal(logArgs.maker); - expect(taker).to.be.equal(logArgs.taker); - expect(order.params.feeRecipient).to.be.equal(logArgs.feeRecipient); - expect(order.params.makerToken).to.be.equal(logArgs.makerToken); - expect(order.params.takerToken).to.be.equal(logArgs.takerToken); - expect(expectedFilledMakerTokenAmount).to.be.bignumber.equal(logArgs.filledMakerTokenAmount); - expect(expectedFilledTakerTokenAmount).to.be.bignumber.equal(logArgs.filledTakerTokenAmount); - expect(expectedFeeMPaid).to.be.bignumber.equal(logArgs.paidMakerFee); - expect(expectedFeeTPaid).to.be.bignumber.equal(logArgs.paidTakerFee); - expect(expectedTokens).to.be.equal(logArgs.tokens); - expect(order.params.orderHashHex).to.be.equal(logArgs.orderHash); - }); - - it('should throw when taker is specified and order is claimed by other', async () => { - order = await orderFactory.newSignedOrderAsync({ - taker: feeRecipient, - makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100), 18), - takerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(200), 18), - }); - - return expect(exWrapper.fillOrderAsync(order, taker)).to.be.rejectedWith(constants.REVERT); - }); - - it('should throw if signature is invalid', async () => { - order = await orderFactory.newSignedOrderAsync({ - makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(10), 18), - }); - - order.params.r = ethUtil.bufferToHex(ethUtil.sha3('invalidR')); - order.params.s = ethUtil.bufferToHex(ethUtil.sha3('invalidS')); - return expect(exWrapper.fillOrderAsync(order, taker)).to.be.rejectedWith(constants.REVERT); - }); - - it('should throw if makerTokenAmount is 0', async () => { - order = await orderFactory.newSignedOrderAsync({ - makerTokenAmount: new BigNumber(0), - }); - - return expect(exWrapper.fillOrderAsync(order, taker)).to.be.rejectedWith(constants.REVERT); - }); - - it('should throw if takerTokenAmount is 0', async () => { - order = await orderFactory.newSignedOrderAsync({ - takerTokenAmount: new BigNumber(0), - }); - - return expect(exWrapper.fillOrderAsync(order, taker)).to.be.rejectedWith(constants.REVERT); - }); - - it('should throw if fillTakerTokenAmount is 0', async () => { - order = await orderFactory.newSignedOrderAsync(); - - return expect( - exWrapper.fillOrderAsync(order, taker, { - fillTakerTokenAmount: new BigNumber(0), - }), - ).to.be.rejectedWith(constants.REVERT); - }); - - it('should not change balances if maker balances are too low to fill order and \ + const maker = accounts[0]; + const tokenOwner = accounts[0]; + const taker = accounts[1] || accounts[accounts.length - 1]; + const feeRecipient = accounts[2] || accounts[accounts.length - 1]; + + const INITIAL_BALANCE = ZeroEx.toBaseUnitAmount(new BigNumber(10000), 18); + const INITIAL_ALLOWANCE = ZeroEx.toBaseUnitAmount(new BigNumber(10000), 18); + + let rep: ContractInstance; + let dgd: ContractInstance; + let zrx: ContractInstance; + let exchange: ContractInstance; + let tokenRegistry: ContractInstance; + + let order: Order; + let balances: BalancesByOwner; + let exWrapper: ExchangeWrapper; + let dmyBalances: Balances; + let orderFactory: OrderFactory; + + let zeroEx: ZeroEx; + + before(async () => { + [tokenRegistry, exchange] = await Promise.all([TokenRegistry.deployed(), Exchange.deployed()]); + exWrapper = new ExchangeWrapper(exchange); + zeroEx = new ZeroEx(web3.currentProvider, { + exchangeContractAddress: exchange.address, + networkId: constants.TESTRPC_NETWORK_ID, + }); + + const [repAddress, dgdAddress, zrxAddress] = await Promise.all([ + tokenRegistry.getTokenAddressBySymbol('REP'), + tokenRegistry.getTokenAddressBySymbol('DGD'), + tokenRegistry.getTokenAddressBySymbol('ZRX'), + ]); + + 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); + + [rep, dgd, zrx] = await Promise.all([ + DummyToken.at(repAddress), + DummyToken.at(dgdAddress), + DummyToken.at(zrxAddress), + ]); + dmyBalances = new Balances([rep, dgd, zrx], [maker, taker, feeRecipient]); + await Promise.all([ + rep.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { + from: maker, + }), + rep.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { + from: taker, + }), + rep.setBalance(maker, INITIAL_BALANCE, { from: tokenOwner }), + rep.setBalance(taker, INITIAL_BALANCE, { from: tokenOwner }), + dgd.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { + from: maker, + }), + dgd.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { + from: taker, + }), + dgd.setBalance(maker, INITIAL_BALANCE, { from: tokenOwner }), + dgd.setBalance(taker, INITIAL_BALANCE, { from: tokenOwner }), + zrx.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { + from: maker, + }), + zrx.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { + from: taker, + }), + zrx.setBalance(maker, INITIAL_BALANCE, { from: tokenOwner }), + zrx.setBalance(taker, INITIAL_BALANCE, { from: tokenOwner }), + ]); + }); + + describe('internal functions', () => { + it('should include transferViaTokenTransferProxy', () => { + expect(exchange.transferViaTokenTransferProxy).to.be.undefined(); + }); + + it('should include isTransferable', () => { + expect(exchange.isTransferable).to.be.undefined(); + }); + + it('should include getBalance', () => { + expect(exchange.getBalance).to.be.undefined(); + }); + + it('should include getAllowance', () => { + expect(exchange.getAllowance).to.be.undefined(); + }); + }); + + describe('fillOrder', () => { + beforeEach(async () => { + balances = await dmyBalances.getAsync(); + order = await orderFactory.newSignedOrderAsync(); + }); + + it('should create an unfillable order', async () => { + order = await orderFactory.newSignedOrderAsync({ + makerTokenAmount: new BigNumber(1001), + takerTokenAmount: new BigNumber(3), + }); + + const filledTakerTokenAmountBefore = await zeroEx.exchange.getFilledTakerAmountAsync( + order.params.orderHashHex, + ); + expect(filledTakerTokenAmountBefore).to.be.bignumber.equal(0); + + const fillTakerTokenAmount1 = new BigNumber(2); + await exWrapper.fillOrderAsync(order, taker, { + fillTakerTokenAmount: fillTakerTokenAmount1, + }); + + const filledTakerTokenAmountAfter1 = await zeroEx.exchange.getFilledTakerAmountAsync( + order.params.orderHashHex, + ); + expect(filledTakerTokenAmountAfter1).to.be.bignumber.equal(fillTakerTokenAmount1); + + const fillTakerTokenAmount2 = new BigNumber(1); + await exWrapper.fillOrderAsync(order, taker, { + fillTakerTokenAmount: fillTakerTokenAmount2, + }); + + const filledTakerTokenAmountAfter2 = await zeroEx.exchange.getFilledTakerAmountAsync( + order.params.orderHashHex, + ); + expect(filledTakerTokenAmountAfter2).to.be.bignumber.equal(filledTakerTokenAmountAfter1); + }); + + it('should transfer the correct amounts when makerTokenAmount === takerTokenAmount', async () => { + order = await orderFactory.newSignedOrderAsync({ + makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100), 18), + takerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100), 18), + }); + + const filledTakerTokenAmountBefore = await zeroEx.exchange.getFilledTakerAmountAsync( + order.params.orderHashHex, + ); + expect(filledTakerTokenAmountBefore).to.be.bignumber.equal(0); + + const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); + await exWrapper.fillOrderAsync(order, taker, { fillTakerTokenAmount }); + + const filledTakerTokenAmountAfter = await zeroEx.exchange.getFilledTakerAmountAsync( + order.params.orderHashHex, + ); + expect(filledTakerTokenAmountAfter).to.be.bignumber.equal(fillTakerTokenAmount); + + const newBalances = await dmyBalances.getAsync(); + + const fillMakerTokenAmount = fillTakerTokenAmount + .times(order.params.makerTokenAmount) + .dividedToIntegerBy(order.params.takerTokenAmount); + const paidMakerFee = order.params.makerFee + .times(fillMakerTokenAmount) + .dividedToIntegerBy(order.params.makerTokenAmount); + const paidTakerFee = order.params.takerFee + .times(fillMakerTokenAmount) + .dividedToIntegerBy(order.params.makerTokenAmount); + expect(newBalances[maker][order.params.makerToken]).to.be.bignumber.equal( + balances[maker][order.params.makerToken].minus(fillMakerTokenAmount), + ); + expect(newBalances[maker][order.params.takerToken]).to.be.bignumber.equal( + balances[maker][order.params.takerToken].add(fillTakerTokenAmount), + ); + expect(newBalances[maker][zrx.address]).to.be.bignumber.equal( + balances[maker][zrx.address].minus(paidMakerFee), + ); + expect(newBalances[taker][order.params.takerToken]).to.be.bignumber.equal( + balances[taker][order.params.takerToken].minus(fillTakerTokenAmount), + ); + expect(newBalances[taker][order.params.makerToken]).to.be.bignumber.equal( + balances[taker][order.params.makerToken].add(fillMakerTokenAmount), + ); + expect(newBalances[taker][zrx.address]).to.be.bignumber.equal( + balances[taker][zrx.address].minus(paidTakerFee), + ); + expect(newBalances[feeRecipient][zrx.address]).to.be.bignumber.equal( + balances[feeRecipient][zrx.address].add(paidMakerFee.add(paidTakerFee)), + ); + }); + + it('should transfer the correct amounts when makerTokenAmount > takerTokenAmount', async () => { + order = await orderFactory.newSignedOrderAsync({ + makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(200), 18), + takerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100), 18), + }); + + const filledTakerTokenAmountBefore = await zeroEx.exchange.getFilledTakerAmountAsync( + order.params.orderHashHex, + ); + expect(filledTakerTokenAmountBefore).to.be.bignumber.equal(0); + + const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); + await exWrapper.fillOrderAsync(order, taker, { fillTakerTokenAmount }); + + const filledTakerTokenAmountAfter = await zeroEx.exchange.getFilledTakerAmountAsync( + order.params.orderHashHex, + ); + expect(filledTakerTokenAmountAfter).to.be.bignumber.equal(fillTakerTokenAmount); + + const newBalances = await dmyBalances.getAsync(); + + const fillMakerTokenAmount = fillTakerTokenAmount + .times(order.params.makerTokenAmount) + .dividedToIntegerBy(order.params.takerTokenAmount); + const paidMakerFee = order.params.makerFee + .times(fillMakerTokenAmount) + .dividedToIntegerBy(order.params.makerTokenAmount); + const paidTakerFee = order.params.takerFee + .times(fillMakerTokenAmount) + .dividedToIntegerBy(order.params.makerTokenAmount); + expect(newBalances[maker][order.params.makerToken]).to.be.bignumber.equal( + balances[maker][order.params.makerToken].minus(fillMakerTokenAmount), + ); + expect(newBalances[maker][order.params.takerToken]).to.be.bignumber.equal( + balances[maker][order.params.takerToken].add(fillTakerTokenAmount), + ); + expect(newBalances[maker][zrx.address]).to.be.bignumber.equal( + balances[maker][zrx.address].minus(paidMakerFee), + ); + expect(newBalances[taker][order.params.takerToken]).to.be.bignumber.equal( + balances[taker][order.params.takerToken].minus(fillTakerTokenAmount), + ); + expect(newBalances[taker][order.params.makerToken]).to.be.bignumber.equal( + balances[taker][order.params.makerToken].add(fillMakerTokenAmount), + ); + expect(newBalances[taker][zrx.address]).to.be.bignumber.equal( + balances[taker][zrx.address].minus(paidTakerFee), + ); + expect(newBalances[feeRecipient][zrx.address]).to.be.bignumber.equal( + balances[feeRecipient][zrx.address].add(paidMakerFee.add(paidTakerFee)), + ); + }); + + it('should transfer the correct amounts when makerTokenAmount < takerTokenAmount', async () => { + order = await orderFactory.newSignedOrderAsync({ + makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100), 18), + takerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(200), 18), + }); + + const filledTakerTokenAmountBefore = await zeroEx.exchange.getFilledTakerAmountAsync( + order.params.orderHashHex, + ); + expect(filledTakerTokenAmountBefore).to.be.bignumber.equal(0); + + const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); + await exWrapper.fillOrderAsync(order, taker, { fillTakerTokenAmount }); + + const filledTakerTokenAmountAfter = await zeroEx.exchange.getFilledTakerAmountAsync( + order.params.orderHashHex, + ); + expect(filledTakerTokenAmountAfter).to.be.bignumber.equal(fillTakerTokenAmount); + + const newBalances = await dmyBalances.getAsync(); + + const fillMakerTokenAmount = fillTakerTokenAmount + .times(order.params.makerTokenAmount) + .dividedToIntegerBy(order.params.takerTokenAmount); + const paidMakerFee = order.params.makerFee + .times(fillMakerTokenAmount) + .dividedToIntegerBy(order.params.makerTokenAmount); + const paidTakerFee = order.params.takerFee + .times(fillMakerTokenAmount) + .dividedToIntegerBy(order.params.makerTokenAmount); + expect(newBalances[maker][order.params.makerToken]).to.be.bignumber.equal( + balances[maker][order.params.makerToken].minus(fillMakerTokenAmount), + ); + expect(newBalances[maker][order.params.takerToken]).to.be.bignumber.equal( + balances[maker][order.params.takerToken].add(fillTakerTokenAmount), + ); + expect(newBalances[maker][zrx.address]).to.be.bignumber.equal( + balances[maker][zrx.address].minus(paidMakerFee), + ); + expect(newBalances[taker][order.params.takerToken]).to.be.bignumber.equal( + balances[taker][order.params.takerToken].minus(fillTakerTokenAmount), + ); + expect(newBalances[taker][order.params.makerToken]).to.be.bignumber.equal( + balances[taker][order.params.makerToken].add(fillMakerTokenAmount), + ); + expect(newBalances[taker][zrx.address]).to.be.bignumber.equal( + balances[taker][zrx.address].minus(paidTakerFee), + ); + expect(newBalances[feeRecipient][zrx.address]).to.be.bignumber.equal( + balances[feeRecipient][zrx.address].add(paidMakerFee.add(paidTakerFee)), + ); + }); + + it('should transfer the correct amounts when taker is specified and order is claimed by taker', async () => { + order = await orderFactory.newSignedOrderAsync({ + taker, + makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100), 18), + takerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(200), 18), + }); + + const filledTakerTokenAmountBefore = await zeroEx.exchange.getFilledTakerAmountAsync( + order.params.orderHashHex, + ); + expect(filledTakerTokenAmountBefore).to.be.bignumber.equal(0); + + const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); + await exWrapper.fillOrderAsync(order, taker, { fillTakerTokenAmount }); + + const filledTakerTokenAmountAfter = await zeroEx.exchange.getFilledTakerAmountAsync( + order.params.orderHashHex, + ); + const expectedFillAmountTAfter = fillTakerTokenAmount.add(filledTakerTokenAmountBefore); + expect(filledTakerTokenAmountAfter).to.be.bignumber.equal(expectedFillAmountTAfter); + + const newBalances = await dmyBalances.getAsync(); + + const fillMakerTokenAmount = fillTakerTokenAmount + .times(order.params.makerTokenAmount) + .dividedToIntegerBy(order.params.takerTokenAmount); + const paidMakerFee = order.params.makerFee + .times(fillMakerTokenAmount) + .dividedToIntegerBy(order.params.makerTokenAmount); + const paidTakerFee = order.params.takerFee + .times(fillMakerTokenAmount) + .dividedToIntegerBy(order.params.makerTokenAmount); + expect(newBalances[maker][order.params.makerToken]).to.be.bignumber.equal( + balances[maker][order.params.makerToken].minus(fillMakerTokenAmount), + ); + expect(newBalances[maker][order.params.takerToken]).to.be.bignumber.equal( + balances[maker][order.params.takerToken].add(fillTakerTokenAmount), + ); + expect(newBalances[maker][zrx.address]).to.be.bignumber.equal( + balances[maker][zrx.address].minus(paidMakerFee), + ); + expect(newBalances[taker][order.params.takerToken]).to.be.bignumber.equal( + balances[taker][order.params.takerToken].minus(fillTakerTokenAmount), + ); + expect(newBalances[taker][order.params.makerToken]).to.be.bignumber.equal( + balances[taker][order.params.makerToken].add(fillMakerTokenAmount), + ); + expect(newBalances[taker][zrx.address]).to.be.bignumber.equal( + balances[taker][zrx.address].minus(paidTakerFee), + ); + expect(newBalances[feeRecipient][zrx.address]).to.be.bignumber.equal( + balances[feeRecipient][zrx.address].add(paidMakerFee.add(paidTakerFee)), + ); + }); + + it('should fill remaining value if fillTakerTokenAmount > remaining takerTokenAmount', async () => { + const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); + await exWrapper.fillOrderAsync(order, taker, { fillTakerTokenAmount }); + + const res = await exWrapper.fillOrderAsync(order, taker, { + fillTakerTokenAmount: order.params.takerTokenAmount, + }); + + expect(res.logs[0].args.filledTakerTokenAmount).to.be.bignumber.equal( + order.params.takerTokenAmount.minus(fillTakerTokenAmount), + ); + const newBalances = await dmyBalances.getAsync(); + + expect(newBalances[maker][order.params.makerToken]).to.be.bignumber.equal( + balances[maker][order.params.makerToken].minus(order.params.makerTokenAmount), + ); + expect(newBalances[maker][order.params.takerToken]).to.be.bignumber.equal( + balances[maker][order.params.takerToken].add(order.params.takerTokenAmount), + ); + expect(newBalances[maker][zrx.address]).to.be.bignumber.equal( + balances[maker][zrx.address].minus(order.params.makerFee), + ); + expect(newBalances[taker][order.params.takerToken]).to.be.bignumber.equal( + balances[taker][order.params.takerToken].minus(order.params.takerTokenAmount), + ); + expect(newBalances[taker][order.params.makerToken]).to.be.bignumber.equal( + balances[taker][order.params.makerToken].add(order.params.makerTokenAmount), + ); + expect(newBalances[taker][zrx.address]).to.be.bignumber.equal( + balances[taker][zrx.address].minus(order.params.takerFee), + ); + expect(newBalances[feeRecipient][zrx.address]).to.be.bignumber.equal( + balances[feeRecipient][zrx.address].add(order.params.makerFee.add(order.params.takerFee)), + ); + }); + + it('should log 1 event with the correct arguments when order has a feeRecipient', async () => { + const divisor = 2; + const res = await exWrapper.fillOrderAsync(order, taker, { + fillTakerTokenAmount: order.params.takerTokenAmount.div(divisor), + }); + expect(res.logs).to.have.length(1); + + const logArgs = res.logs[0].args; + const expectedFilledMakerTokenAmount = order.params.makerTokenAmount.div(divisor); + const expectedFilledTakerTokenAmount = order.params.takerTokenAmount.div(divisor); + const expectedFeeMPaid = order.params.makerFee.div(divisor); + const expectedFeeTPaid = order.params.takerFee.div(divisor); + const tokensHashBuff = crypto.solSHA3([order.params.makerToken, order.params.takerToken]); + const expectedTokens = ethUtil.bufferToHex(tokensHashBuff); + + expect(order.params.maker).to.be.equal(logArgs.maker); + expect(taker).to.be.equal(logArgs.taker); + expect(order.params.feeRecipient).to.be.equal(logArgs.feeRecipient); + expect(order.params.makerToken).to.be.equal(logArgs.makerToken); + expect(order.params.takerToken).to.be.equal(logArgs.takerToken); + expect(expectedFilledMakerTokenAmount).to.be.bignumber.equal(logArgs.filledMakerTokenAmount); + expect(expectedFilledTakerTokenAmount).to.be.bignumber.equal(logArgs.filledTakerTokenAmount); + expect(expectedFeeMPaid).to.be.bignumber.equal(logArgs.paidMakerFee); + expect(expectedFeeTPaid).to.be.bignumber.equal(logArgs.paidTakerFee); + expect(expectedTokens).to.be.equal(logArgs.tokens); + expect(order.params.orderHashHex).to.be.equal(logArgs.orderHash); + }); + + it('should log 1 event with the correct arguments when order has no feeRecipient', async () => { + order = await orderFactory.newSignedOrderAsync({ + feeRecipient: ZeroEx.NULL_ADDRESS, + }); + const divisor = 2; + const res = await exWrapper.fillOrderAsync(order, taker, { + fillTakerTokenAmount: order.params.takerTokenAmount.div(divisor), + }); + expect(res.logs).to.have.length(1); + + const logArgs = res.logs[0].args; + const expectedFilledMakerTokenAmount = order.params.makerTokenAmount.div(divisor); + const expectedFilledTakerTokenAmount = order.params.takerTokenAmount.div(divisor); + const expectedFeeMPaid = new BigNumber(0); + const expectedFeeTPaid = new BigNumber(0); + const tokensHashBuff = crypto.solSHA3([order.params.makerToken, order.params.takerToken]); + const expectedTokens = ethUtil.bufferToHex(tokensHashBuff); + + expect(order.params.maker).to.be.equal(logArgs.maker); + expect(taker).to.be.equal(logArgs.taker); + expect(order.params.feeRecipient).to.be.equal(logArgs.feeRecipient); + expect(order.params.makerToken).to.be.equal(logArgs.makerToken); + expect(order.params.takerToken).to.be.equal(logArgs.takerToken); + expect(expectedFilledMakerTokenAmount).to.be.bignumber.equal(logArgs.filledMakerTokenAmount); + expect(expectedFilledTakerTokenAmount).to.be.bignumber.equal(logArgs.filledTakerTokenAmount); + expect(expectedFeeMPaid).to.be.bignumber.equal(logArgs.paidMakerFee); + expect(expectedFeeTPaid).to.be.bignumber.equal(logArgs.paidTakerFee); + expect(expectedTokens).to.be.equal(logArgs.tokens); + expect(order.params.orderHashHex).to.be.equal(logArgs.orderHash); + }); + + it('should throw when taker is specified and order is claimed by other', async () => { + order = await orderFactory.newSignedOrderAsync({ + taker: feeRecipient, + makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100), 18), + takerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(200), 18), + }); + + return expect(exWrapper.fillOrderAsync(order, taker)).to.be.rejectedWith(constants.REVERT); + }); + + it('should throw if signature is invalid', async () => { + order = await orderFactory.newSignedOrderAsync({ + makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(10), 18), + }); + + order.params.r = ethUtil.bufferToHex(ethUtil.sha3('invalidR')); + order.params.s = ethUtil.bufferToHex(ethUtil.sha3('invalidS')); + return expect(exWrapper.fillOrderAsync(order, taker)).to.be.rejectedWith(constants.REVERT); + }); + + it('should throw if makerTokenAmount is 0', async () => { + order = await orderFactory.newSignedOrderAsync({ + makerTokenAmount: new BigNumber(0), + }); + + return expect(exWrapper.fillOrderAsync(order, taker)).to.be.rejectedWith(constants.REVERT); + }); + + it('should throw if takerTokenAmount is 0', async () => { + order = await orderFactory.newSignedOrderAsync({ + takerTokenAmount: new BigNumber(0), + }); + + return expect(exWrapper.fillOrderAsync(order, taker)).to.be.rejectedWith(constants.REVERT); + }); + + it('should throw if fillTakerTokenAmount is 0', async () => { + order = await orderFactory.newSignedOrderAsync(); + + return expect( + exWrapper.fillOrderAsync(order, taker, { + fillTakerTokenAmount: new BigNumber(0), + }), + ).to.be.rejectedWith(constants.REVERT); + }); + + it('should not change balances if maker balances are too low to fill order and \ shouldThrowOnInsufficientBalanceOrAllowance = false', async () => { - order = await orderFactory.newSignedOrderAsync({ - makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100000), 18), - }); + order = await orderFactory.newSignedOrderAsync({ + makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100000), 18), + }); - await exWrapper.fillOrderAsync(order, taker); - const newBalances = await dmyBalances.getAsync(); - expect(newBalances).to.be.deep.equal(balances); - }); + await exWrapper.fillOrderAsync(order, taker); + const newBalances = await dmyBalances.getAsync(); + expect(newBalances).to.be.deep.equal(balances); + }); - it('should throw if maker balances are too low to fill order and \ + it('should throw if maker balances are too low to fill order and \ shouldThrowOnInsufficientBalanceOrAllowance = true', async () => { - order = await orderFactory.newSignedOrderAsync({ - makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100000), 18), - }); - - return expect( - exWrapper.fillOrderAsync(order, taker, { - shouldThrowOnInsufficientBalanceOrAllowance: true, - }), - ).to.be.rejectedWith(constants.REVERT); - }); - - it('should not change balances if taker balances are too low to fill order and \ + order = await orderFactory.newSignedOrderAsync({ + makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100000), 18), + }); + + return expect( + exWrapper.fillOrderAsync(order, taker, { + shouldThrowOnInsufficientBalanceOrAllowance: true, + }), + ).to.be.rejectedWith(constants.REVERT); + }); + + it('should not change balances if taker balances are too low to fill order and \ shouldThrowOnInsufficientBalanceOrAllowance = false', async () => { - order = await orderFactory.newSignedOrderAsync({ - takerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100000), 18), - }); + order = await orderFactory.newSignedOrderAsync({ + takerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100000), 18), + }); - await exWrapper.fillOrderAsync(order, taker); - const newBalances = await dmyBalances.getAsync(); - expect(newBalances).to.be.deep.equal(balances); - }); + await exWrapper.fillOrderAsync(order, taker); + const newBalances = await dmyBalances.getAsync(); + expect(newBalances).to.be.deep.equal(balances); + }); - it('should throw if taker balances are too low to fill order and \ + it('should throw if taker balances are too low to fill order and \ shouldThrowOnInsufficientBalanceOrAllowance = true', async () => { - order = await orderFactory.newSignedOrderAsync({ - takerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100000), 18), - }); - - return expect( - exWrapper.fillOrderAsync(order, taker, { - shouldThrowOnInsufficientBalanceOrAllowance: true, - }), - ).to.be.rejectedWith(constants.REVERT); - }); - - it('should not change balances if maker allowances are too low to fill order and \ + order = await orderFactory.newSignedOrderAsync({ + takerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100000), 18), + }); + + return expect( + exWrapper.fillOrderAsync(order, taker, { + shouldThrowOnInsufficientBalanceOrAllowance: true, + }), + ).to.be.rejectedWith(constants.REVERT); + }); + + it('should not change balances if maker allowances are too low to fill order and \ shouldThrowOnInsufficientBalanceOrAllowance = false', async () => { - await rep.approve(TokenTransferProxy.address, 0, { from: maker }); - await exWrapper.fillOrderAsync(order, taker); - await rep.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { - from: maker, - }); + await rep.approve(TokenTransferProxy.address, 0, { from: maker }); + await exWrapper.fillOrderAsync(order, taker); + await rep.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { + from: maker, + }); - const newBalances = await dmyBalances.getAsync(); - expect(newBalances).to.be.deep.equal(balances); - }); + const newBalances = await dmyBalances.getAsync(); + expect(newBalances).to.be.deep.equal(balances); + }); - it('should throw if maker allowances are too low to fill order and \ + it('should throw if maker allowances are too low to fill order and \ shouldThrowOnInsufficientBalanceOrAllowance = true', async () => { - await rep.approve(TokenTransferProxy.address, 0, { from: maker }); - expect( - exWrapper.fillOrderAsync(order, taker, { - shouldThrowOnInsufficientBalanceOrAllowance: true, - }), - ).to.be.rejectedWith(constants.REVERT); - await rep.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { - from: maker, - }); - }); - - it('should not change balances if taker allowances are too low to fill order and \ + await rep.approve(TokenTransferProxy.address, 0, { from: maker }); + expect( + exWrapper.fillOrderAsync(order, taker, { + shouldThrowOnInsufficientBalanceOrAllowance: true, + }), + ).to.be.rejectedWith(constants.REVERT); + await rep.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { + from: maker, + }); + }); + + it('should not change balances if taker allowances are too low to fill order and \ shouldThrowOnInsufficientBalanceOrAllowance = false', async () => { - await dgd.approve(TokenTransferProxy.address, 0, { from: taker }); - await exWrapper.fillOrderAsync(order, taker); - await dgd.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { - from: taker, - }); + await dgd.approve(TokenTransferProxy.address, 0, { from: taker }); + await exWrapper.fillOrderAsync(order, taker); + await dgd.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { + from: taker, + }); - const newBalances = await dmyBalances.getAsync(); - expect(newBalances).to.be.deep.equal(balances); - }); + const newBalances = await dmyBalances.getAsync(); + expect(newBalances).to.be.deep.equal(balances); + }); - it('should throw if taker allowances are too low to fill order and \ + it('should throw if taker allowances are too low to fill order and \ shouldThrowOnInsufficientBalanceOrAllowance = true', async () => { - await dgd.approve(TokenTransferProxy.address, 0, { from: taker }); - expect( - exWrapper.fillOrderAsync(order, taker, { - shouldThrowOnInsufficientBalanceOrAllowance: true, - }), - ).to.be.rejectedWith(constants.REVERT); - await dgd.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { - from: taker, - }); - }); - - it('should not change balances if makerToken is ZRX, makerTokenAmount + makerFee > maker balance, \ + await dgd.approve(TokenTransferProxy.address, 0, { from: taker }); + expect( + exWrapper.fillOrderAsync(order, taker, { + shouldThrowOnInsufficientBalanceOrAllowance: true, + }), + ).to.be.rejectedWith(constants.REVERT); + await dgd.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { + from: taker, + }); + }); + + it('should not change balances if makerToken is ZRX, makerTokenAmount + makerFee > maker balance, \ and shouldThrowOnInsufficientBalanceOrAllowance = false', async () => { - const makerZRXBalance = new BigNumber(balances[maker][zrx.address]); - order = await orderFactory.newSignedOrderAsync({ - makerToken: zrx.address, - makerTokenAmount: makerZRXBalance, - makerFee: new BigNumber(1), - }); - await exWrapper.fillOrderAsync(order, taker); - const newBalances = await dmyBalances.getAsync(); - expect(newBalances).to.be.deep.equal(balances); - }); - - it('should not change balances if makerToken is ZRX, makerTokenAmount + makerFee > maker allowance, \ + const makerZRXBalance = new BigNumber(balances[maker][zrx.address]); + order = await orderFactory.newSignedOrderAsync({ + makerToken: zrx.address, + makerTokenAmount: makerZRXBalance, + makerFee: new BigNumber(1), + }); + await exWrapper.fillOrderAsync(order, taker); + const newBalances = await dmyBalances.getAsync(); + expect(newBalances).to.be.deep.equal(balances); + }); + + it('should not change balances if makerToken is ZRX, makerTokenAmount + makerFee > maker allowance, \ and shouldThrowOnInsufficientBalanceOrAllowance = false', async () => { - const makerZRXAllowance = await zrx.allowance(maker, TokenTransferProxy.address); - order = await orderFactory.newSignedOrderAsync({ - makerToken: zrx.address, - makerTokenAmount: new BigNumber(makerZRXAllowance), - makerFee: new BigNumber(1), - }); - await exWrapper.fillOrderAsync(order, taker); - const newBalances = await dmyBalances.getAsync(); - expect(newBalances).to.be.deep.equal(balances); - }); - - it('should not change balances if takerToken is ZRX, takerTokenAmount + takerFee > taker balance, \ + const makerZRXAllowance = await zrx.allowance(maker, TokenTransferProxy.address); + order = await orderFactory.newSignedOrderAsync({ + makerToken: zrx.address, + makerTokenAmount: new BigNumber(makerZRXAllowance), + makerFee: new BigNumber(1), + }); + await exWrapper.fillOrderAsync(order, taker); + const newBalances = await dmyBalances.getAsync(); + expect(newBalances).to.be.deep.equal(balances); + }); + + it('should not change balances if takerToken is ZRX, takerTokenAmount + takerFee > taker balance, \ and shouldThrowOnInsufficientBalanceOrAllowance = false', async () => { - const takerZRXBalance = new BigNumber(balances[taker][zrx.address]); - order = await orderFactory.newSignedOrderAsync({ - takerToken: zrx.address, - takerTokenAmount: takerZRXBalance, - takerFee: new BigNumber(1), - }); - await exWrapper.fillOrderAsync(order, taker); - const newBalances = await dmyBalances.getAsync(); - expect(newBalances).to.be.deep.equal(balances); - }); - - it('should not change balances if takerToken is ZRX, takerTokenAmount + takerFee > taker allowance, \ + const takerZRXBalance = new BigNumber(balances[taker][zrx.address]); + order = await orderFactory.newSignedOrderAsync({ + takerToken: zrx.address, + takerTokenAmount: takerZRXBalance, + takerFee: new BigNumber(1), + }); + await exWrapper.fillOrderAsync(order, taker); + const newBalances = await dmyBalances.getAsync(); + expect(newBalances).to.be.deep.equal(balances); + }); + + it('should not change balances if takerToken is ZRX, takerTokenAmount + takerFee > taker allowance, \ and shouldThrowOnInsufficientBalanceOrAllowance = false', async () => { - const takerZRXAllowance = await zrx.allowance(taker, TokenTransferProxy.address); - order = await orderFactory.newSignedOrderAsync({ - takerToken: zrx.address, - takerTokenAmount: new BigNumber(takerZRXAllowance), - takerFee: new BigNumber(1), - }); - await exWrapper.fillOrderAsync(order, taker); - const newBalances = await dmyBalances.getAsync(); - expect(newBalances).to.be.deep.equal(balances); - }); - - it('should throw if getBalance or getAllowance attempts to change state and \ + const takerZRXAllowance = await zrx.allowance(taker, TokenTransferProxy.address); + order = await orderFactory.newSignedOrderAsync({ + takerToken: zrx.address, + takerTokenAmount: new BigNumber(takerZRXAllowance), + takerFee: new BigNumber(1), + }); + await exWrapper.fillOrderAsync(order, taker); + const newBalances = await dmyBalances.getAsync(); + expect(newBalances).to.be.deep.equal(balances); + }); + + it('should throw if getBalance or getAllowance attempts to change state and \ shouldThrowOnInsufficientBalanceOrAllowance = false', async () => { - const maliciousToken = await MaliciousToken.new(); - await maliciousToken.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { from: taker }); - - order = await orderFactory.newSignedOrderAsync({ - takerToken: maliciousToken.address, - }); - - return expect( - exWrapper.fillOrderAsync(order, taker, { - shouldThrowOnInsufficientBalanceOrAllowance: false, - }), - ).to.be.rejectedWith(constants.REVERT); - }); - - it('should not change balances if an order is expired', async () => { - order = await orderFactory.newSignedOrderAsync({ - expirationTimestampInSec: new BigNumber(Math.floor((Date.now() - 10000) / 1000)), - }); - await exWrapper.fillOrderAsync(order, taker); - - const newBalances = await dmyBalances.getAsync(); - expect(newBalances).to.be.deep.equal(balances); - }); - - it('should log an error event if an order is expired', async () => { - order = await orderFactory.newSignedOrderAsync({ - expirationTimestampInSec: new BigNumber(Math.floor((Date.now() - 10000) / 1000)), - }); - - const res = await exWrapper.fillOrderAsync(order, taker); - expect(res.logs).to.have.length(1); - const errCode = res.logs[0].args.errorId.toNumber(); - expect(errCode).to.be.equal(ExchangeContractErrs.ERROR_ORDER_EXPIRED); - }); - - it('should log an error event if no value is filled', async () => { - await exWrapper.fillOrderAsync(order, taker); - - const res = await exWrapper.fillOrderAsync(order, taker); - expect(res.logs).to.have.length(1); - const errCode = res.logs[0].args.errorId.toNumber(); - expect(errCode).to.be.equal(ExchangeContractErrs.ERROR_ORDER_FULLY_FILLED_OR_CANCELLED); - }); - }); - - describe('cancelOrder', () => { - beforeEach(async () => { - balances = await dmyBalances.getAsync(); - order = await orderFactory.newSignedOrderAsync(); - }); - - it('should throw if not sent by maker', async () => { - return expect(exWrapper.cancelOrderAsync(order, taker)).to.be.rejectedWith(constants.REVERT); - }); - - it('should throw if makerTokenAmount is 0', async () => { - order = await orderFactory.newSignedOrderAsync({ - makerTokenAmount: new BigNumber(0), - }); - - return expect(exWrapper.cancelOrderAsync(order, maker)).to.be.rejectedWith(constants.REVERT); - }); - - it('should throw if takerTokenAmount is 0', async () => { - order = await orderFactory.newSignedOrderAsync({ - takerTokenAmount: new BigNumber(0), - }); - - return expect(exWrapper.cancelOrderAsync(order, maker)).to.be.rejectedWith(constants.REVERT); - }); - - it('should throw if cancelTakerTokenAmount is 0', async () => { - order = await orderFactory.newSignedOrderAsync(); - - return expect( - exWrapper.cancelOrderAsync(order, maker, { - cancelTakerTokenAmount: new BigNumber(0), - }), - ).to.be.rejectedWith(constants.REVERT); - }); - - it('should be able to cancel a full order', async () => { - await exWrapper.cancelOrderAsync(order, maker); - await exWrapper.fillOrderAsync(order, taker, { - fillTakerTokenAmount: order.params.takerTokenAmount.div(2), - }); - - const newBalances = await dmyBalances.getAsync(); - expect(newBalances).to.be.deep.equal(balances); - }); - - it('should be able to cancel part of an order', async () => { - const cancelTakerTokenAmount = order.params.takerTokenAmount.div(2); - await exWrapper.cancelOrderAsync(order, maker, { - cancelTakerTokenAmount, - }); - - const res = await exWrapper.fillOrderAsync(order, taker, { - fillTakerTokenAmount: order.params.takerTokenAmount, - }); - expect(res.logs[0].args.filledTakerTokenAmount).to.be.bignumber.equal( - order.params.takerTokenAmount.minus(cancelTakerTokenAmount), - ); - - const newBalances = await dmyBalances.getAsync(); - const cancelMakerTokenAmount = cancelTakerTokenAmount - .times(order.params.makerTokenAmount) - .dividedToIntegerBy(order.params.takerTokenAmount); - const paidMakerFee = order.params.makerFee - .times(cancelMakerTokenAmount) - .dividedToIntegerBy(order.params.makerTokenAmount); - const paidTakerFee = order.params.takerFee - .times(cancelMakerTokenAmount) - .dividedToIntegerBy(order.params.makerTokenAmount); - expect(newBalances[maker][order.params.makerToken]).to.be.bignumber.equal( - balances[maker][order.params.makerToken].minus(cancelMakerTokenAmount), - ); - expect(newBalances[maker][order.params.takerToken]).to.be.bignumber.equal( - balances[maker][order.params.takerToken].add(cancelTakerTokenAmount), - ); - expect(newBalances[maker][zrx.address]).to.be.bignumber.equal( - balances[maker][zrx.address].minus(paidMakerFee), - ); - expect(newBalances[taker][order.params.takerToken]).to.be.bignumber.equal( - balances[taker][order.params.takerToken].minus(cancelTakerTokenAmount), - ); - expect(newBalances[taker][order.params.makerToken]).to.be.bignumber.equal( - balances[taker][order.params.makerToken].add(cancelMakerTokenAmount), - ); - expect(newBalances[taker][zrx.address]).to.be.bignumber.equal( - balances[taker][zrx.address].minus(paidTakerFee), - ); - expect(newBalances[feeRecipient][zrx.address]).to.be.bignumber.equal( - balances[feeRecipient][zrx.address].add(paidMakerFee.add(paidTakerFee)), - ); - }); - - it('should log 1 event with correct arguments', async () => { - const divisor = 2; - const res = await exWrapper.cancelOrderAsync(order, maker, { - cancelTakerTokenAmount: order.params.takerTokenAmount.div(divisor), - }); - expect(res.logs).to.have.length(1); - - const logArgs = res.logs[0].args; - const expectedCancelledMakerTokenAmount = order.params.makerTokenAmount.div(divisor); - const expectedCancelledTakerTokenAmount = order.params.takerTokenAmount.div(divisor); - const tokensHashBuff = crypto.solSHA3([order.params.makerToken, order.params.takerToken]); - const expectedTokens = ethUtil.bufferToHex(tokensHashBuff); - - expect(order.params.maker).to.be.equal(logArgs.maker); - expect(order.params.feeRecipient).to.be.equal(logArgs.feeRecipient); - expect(order.params.makerToken).to.be.equal(logArgs.makerToken); - expect(order.params.takerToken).to.be.equal(logArgs.takerToken); - expect(expectedCancelledMakerTokenAmount).to.be.bignumber.equal(logArgs.cancelledMakerTokenAmount); - expect(expectedCancelledTakerTokenAmount).to.be.bignumber.equal(logArgs.cancelledTakerTokenAmount); - expect(expectedTokens).to.be.equal(logArgs.tokens); - expect(order.params.orderHashHex).to.be.equal(logArgs.orderHash); - }); - - it('should not log events if no value is cancelled', async () => { - await exWrapper.cancelOrderAsync(order, maker); - - const res = await exWrapper.cancelOrderAsync(order, maker); - expect(res.logs).to.have.length(1); - const errCode = res.logs[0].args.errorId.toNumber(); - expect(errCode).to.be.equal(ExchangeContractErrs.ERROR_ORDER_FULLY_FILLED_OR_CANCELLED); - }); - - it('should not log events if order is expired', async () => { - order = await orderFactory.newSignedOrderAsync({ - expirationTimestampInSec: new BigNumber(Math.floor((Date.now() - 10000) / 1000)), - }); - - const res = await exWrapper.cancelOrderAsync(order, maker); - expect(res.logs).to.have.length(1); - const errCode = res.logs[0].args.errorId.toNumber(); - expect(errCode).to.be.equal(ExchangeContractErrs.ERROR_ORDER_EXPIRED); - }); - }); + const maliciousToken = await MaliciousToken.new(); + await maliciousToken.approve(TokenTransferProxy.address, INITIAL_ALLOWANCE, { from: taker }); + + order = await orderFactory.newSignedOrderAsync({ + takerToken: maliciousToken.address, + }); + + return expect( + exWrapper.fillOrderAsync(order, taker, { + shouldThrowOnInsufficientBalanceOrAllowance: false, + }), + ).to.be.rejectedWith(constants.REVERT); + }); + + it('should not change balances if an order is expired', async () => { + order = await orderFactory.newSignedOrderAsync({ + expirationTimestampInSec: new BigNumber(Math.floor((Date.now() - 10000) / 1000)), + }); + await exWrapper.fillOrderAsync(order, taker); + + const newBalances = await dmyBalances.getAsync(); + expect(newBalances).to.be.deep.equal(balances); + }); + + it('should log an error event if an order is expired', async () => { + order = await orderFactory.newSignedOrderAsync({ + expirationTimestampInSec: new BigNumber(Math.floor((Date.now() - 10000) / 1000)), + }); + + const res = await exWrapper.fillOrderAsync(order, taker); + expect(res.logs).to.have.length(1); + const errCode = res.logs[0].args.errorId.toNumber(); + expect(errCode).to.be.equal(ExchangeContractErrs.ERROR_ORDER_EXPIRED); + }); + + it('should log an error event if no value is filled', async () => { + await exWrapper.fillOrderAsync(order, taker); + + const res = await exWrapper.fillOrderAsync(order, taker); + expect(res.logs).to.have.length(1); + const errCode = res.logs[0].args.errorId.toNumber(); + expect(errCode).to.be.equal(ExchangeContractErrs.ERROR_ORDER_FULLY_FILLED_OR_CANCELLED); + }); + }); + + describe('cancelOrder', () => { + beforeEach(async () => { + balances = await dmyBalances.getAsync(); + order = await orderFactory.newSignedOrderAsync(); + }); + + it('should throw if not sent by maker', async () => { + return expect(exWrapper.cancelOrderAsync(order, taker)).to.be.rejectedWith(constants.REVERT); + }); + + it('should throw if makerTokenAmount is 0', async () => { + order = await orderFactory.newSignedOrderAsync({ + makerTokenAmount: new BigNumber(0), + }); + + return expect(exWrapper.cancelOrderAsync(order, maker)).to.be.rejectedWith(constants.REVERT); + }); + + it('should throw if takerTokenAmount is 0', async () => { + order = await orderFactory.newSignedOrderAsync({ + takerTokenAmount: new BigNumber(0), + }); + + return expect(exWrapper.cancelOrderAsync(order, maker)).to.be.rejectedWith(constants.REVERT); + }); + + it('should throw if cancelTakerTokenAmount is 0', async () => { + order = await orderFactory.newSignedOrderAsync(); + + return expect( + exWrapper.cancelOrderAsync(order, maker, { + cancelTakerTokenAmount: new BigNumber(0), + }), + ).to.be.rejectedWith(constants.REVERT); + }); + + it('should be able to cancel a full order', async () => { + await exWrapper.cancelOrderAsync(order, maker); + await exWrapper.fillOrderAsync(order, taker, { + fillTakerTokenAmount: order.params.takerTokenAmount.div(2), + }); + + const newBalances = await dmyBalances.getAsync(); + expect(newBalances).to.be.deep.equal(balances); + }); + + it('should be able to cancel part of an order', async () => { + const cancelTakerTokenAmount = order.params.takerTokenAmount.div(2); + await exWrapper.cancelOrderAsync(order, maker, { + cancelTakerTokenAmount, + }); + + const res = await exWrapper.fillOrderAsync(order, taker, { + fillTakerTokenAmount: order.params.takerTokenAmount, + }); + expect(res.logs[0].args.filledTakerTokenAmount).to.be.bignumber.equal( + order.params.takerTokenAmount.minus(cancelTakerTokenAmount), + ); + + const newBalances = await dmyBalances.getAsync(); + const cancelMakerTokenAmount = cancelTakerTokenAmount + .times(order.params.makerTokenAmount) + .dividedToIntegerBy(order.params.takerTokenAmount); + const paidMakerFee = order.params.makerFee + .times(cancelMakerTokenAmount) + .dividedToIntegerBy(order.params.makerTokenAmount); + const paidTakerFee = order.params.takerFee + .times(cancelMakerTokenAmount) + .dividedToIntegerBy(order.params.makerTokenAmount); + expect(newBalances[maker][order.params.makerToken]).to.be.bignumber.equal( + balances[maker][order.params.makerToken].minus(cancelMakerTokenAmount), + ); + expect(newBalances[maker][order.params.takerToken]).to.be.bignumber.equal( + balances[maker][order.params.takerToken].add(cancelTakerTokenAmount), + ); + expect(newBalances[maker][zrx.address]).to.be.bignumber.equal( + balances[maker][zrx.address].minus(paidMakerFee), + ); + expect(newBalances[taker][order.params.takerToken]).to.be.bignumber.equal( + balances[taker][order.params.takerToken].minus(cancelTakerTokenAmount), + ); + expect(newBalances[taker][order.params.makerToken]).to.be.bignumber.equal( + balances[taker][order.params.makerToken].add(cancelMakerTokenAmount), + ); + expect(newBalances[taker][zrx.address]).to.be.bignumber.equal( + balances[taker][zrx.address].minus(paidTakerFee), + ); + expect(newBalances[feeRecipient][zrx.address]).to.be.bignumber.equal( + balances[feeRecipient][zrx.address].add(paidMakerFee.add(paidTakerFee)), + ); + }); + + it('should log 1 event with correct arguments', async () => { + const divisor = 2; + const res = await exWrapper.cancelOrderAsync(order, maker, { + cancelTakerTokenAmount: order.params.takerTokenAmount.div(divisor), + }); + expect(res.logs).to.have.length(1); + + const logArgs = res.logs[0].args; + const expectedCancelledMakerTokenAmount = order.params.makerTokenAmount.div(divisor); + const expectedCancelledTakerTokenAmount = order.params.takerTokenAmount.div(divisor); + const tokensHashBuff = crypto.solSHA3([order.params.makerToken, order.params.takerToken]); + const expectedTokens = ethUtil.bufferToHex(tokensHashBuff); + + expect(order.params.maker).to.be.equal(logArgs.maker); + expect(order.params.feeRecipient).to.be.equal(logArgs.feeRecipient); + expect(order.params.makerToken).to.be.equal(logArgs.makerToken); + expect(order.params.takerToken).to.be.equal(logArgs.takerToken); + expect(expectedCancelledMakerTokenAmount).to.be.bignumber.equal(logArgs.cancelledMakerTokenAmount); + expect(expectedCancelledTakerTokenAmount).to.be.bignumber.equal(logArgs.cancelledTakerTokenAmount); + expect(expectedTokens).to.be.equal(logArgs.tokens); + expect(order.params.orderHashHex).to.be.equal(logArgs.orderHash); + }); + + it('should not log events if no value is cancelled', async () => { + await exWrapper.cancelOrderAsync(order, maker); + + const res = await exWrapper.cancelOrderAsync(order, maker); + expect(res.logs).to.have.length(1); + const errCode = res.logs[0].args.errorId.toNumber(); + expect(errCode).to.be.equal(ExchangeContractErrs.ERROR_ORDER_FULLY_FILLED_OR_CANCELLED); + }); + + it('should not log events if order is expired', async () => { + order = await orderFactory.newSignedOrderAsync({ + expirationTimestampInSec: new BigNumber(Math.floor((Date.now() - 10000) / 1000)), + }); + + const res = await exWrapper.cancelOrderAsync(order, maker); + expect(res.logs).to.have.length(1); + const errCode = res.logs[0].args.errorId.toNumber(); + expect(errCode).to.be.equal(ExchangeContractErrs.ERROR_ORDER_EXPIRED); + }); + }); }); // tslint:disable-line:max-file-line-count diff --git a/packages/contracts/test/ts/exchange/helpers.ts b/packages/contracts/test/ts/exchange/helpers.ts index 993b4c7d5..95f68e419 100644 --- a/packages/contracts/test/ts/exchange/helpers.ts +++ b/packages/contracts/test/ts/exchange/helpers.ts @@ -15,153 +15,153 @@ 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); - }); - }); + 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); + }); + }); }); diff --git a/packages/contracts/test/ts/exchange/wrapper.ts b/packages/contracts/test/ts/exchange/wrapper.ts index e0243fc1b..e69e08bcf 100644 --- a/packages/contracts/test/ts/exchange/wrapper.ts +++ b/packages/contracts/test/ts/exchange/wrapper.ts @@ -17,332 +17,332 @@ const expect = chai.expect; const { Exchange, TokenTransferProxy, DummyToken, TokenRegistry } = new Artifacts(artifacts); contract('Exchange', (accounts: string[]) => { - const maker = accounts[0]; - const tokenOwner = accounts[0]; - const taker = accounts[1] || accounts[accounts.length - 1]; - const feeRecipient = accounts[2] || accounts[accounts.length - 1]; - - const INIT_BAL = ZeroEx.toBaseUnitAmount(new BigNumber(10000), 18); - const INIT_ALLOW = ZeroEx.toBaseUnitAmount(new BigNumber(10000), 18); - - let rep: ContractInstance; - let dgd: ContractInstance; - let zrx: ContractInstance; - let exchange: ContractInstance; - let tokenRegistry: ContractInstance; - - let balances: BalancesByOwner; - - let exWrapper: ExchangeWrapper; - let dmyBalances: Balances; - let orderFactory: OrderFactory; - - before(async () => { - [tokenRegistry, exchange] = await Promise.all([TokenRegistry.deployed(), Exchange.deployed()]); - exWrapper = new ExchangeWrapper(exchange); - const [repAddress, dgdAddress, zrxAddress] = await Promise.all([ - tokenRegistry.getTokenAddressBySymbol('REP'), - tokenRegistry.getTokenAddressBySymbol('DGD'), - tokenRegistry.getTokenAddressBySymbol('ZRX'), - ]); - - 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); - - [rep, dgd, zrx] = await Promise.all([ - DummyToken.at(repAddress), - DummyToken.at(dgdAddress), - DummyToken.at(zrxAddress), - ]); - dmyBalances = new Balances([rep, dgd, zrx], [maker, taker, feeRecipient]); - await Promise.all([ - rep.approve(TokenTransferProxy.address, INIT_ALLOW, { from: maker }), - rep.approve(TokenTransferProxy.address, INIT_ALLOW, { from: taker }), - rep.setBalance(maker, INIT_BAL, { from: tokenOwner }), - rep.setBalance(taker, INIT_BAL, { from: tokenOwner }), - dgd.approve(TokenTransferProxy.address, INIT_ALLOW, { from: maker }), - dgd.approve(TokenTransferProxy.address, INIT_ALLOW, { from: taker }), - dgd.setBalance(maker, INIT_BAL, { from: tokenOwner }), - dgd.setBalance(taker, INIT_BAL, { from: tokenOwner }), - zrx.approve(TokenTransferProxy.address, INIT_ALLOW, { from: maker }), - zrx.approve(TokenTransferProxy.address, INIT_ALLOW, { from: taker }), - zrx.setBalance(maker, INIT_BAL, { from: tokenOwner }), - zrx.setBalance(taker, INIT_BAL, { from: tokenOwner }), - ]); - }); - - describe('fillOrKillOrder', () => { - beforeEach(async () => { - balances = await dmyBalances.getAsync(); - }); - - it('should transfer the correct amounts', async () => { - const order = await orderFactory.newSignedOrderAsync({ - makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100), 18), - takerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(200), 18), - }); - const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); - await exWrapper.fillOrKillOrderAsync(order, taker, { - fillTakerTokenAmount, - }); - - const newBalances = await dmyBalances.getAsync(); - - const fillMakerTokenAmount = fillTakerTokenAmount - .times(order.params.makerTokenAmount) - .dividedToIntegerBy(order.params.takerTokenAmount); - const makerFee = order.params.makerFee - .times(fillMakerTokenAmount) - .dividedToIntegerBy(order.params.makerTokenAmount); - const takerFee = order.params.takerFee - .times(fillMakerTokenAmount) - .dividedToIntegerBy(order.params.makerTokenAmount); - expect(newBalances[maker][order.params.makerToken]).to.be.bignumber.equal( - balances[maker][order.params.makerToken].minus(fillMakerTokenAmount), - ); - expect(newBalances[maker][order.params.takerToken]).to.be.bignumber.equal( - balances[maker][order.params.takerToken].add(fillTakerTokenAmount), - ); - expect(newBalances[maker][zrx.address]).to.be.bignumber.equal(balances[maker][zrx.address].minus(makerFee)); - expect(newBalances[taker][order.params.takerToken]).to.be.bignumber.equal( - balances[taker][order.params.takerToken].minus(fillTakerTokenAmount), - ); - expect(newBalances[taker][order.params.makerToken]).to.be.bignumber.equal( - balances[taker][order.params.makerToken].add(fillMakerTokenAmount), - ); - expect(newBalances[taker][zrx.address]).to.be.bignumber.equal(balances[taker][zrx.address].minus(takerFee)); - expect(newBalances[feeRecipient][zrx.address]).to.be.bignumber.equal( - balances[feeRecipient][zrx.address].add(makerFee.add(takerFee)), - ); - }); - - it('should throw if an order is expired', async () => { - const order = await orderFactory.newSignedOrderAsync({ - expirationTimestampInSec: new BigNumber(Math.floor((Date.now() - 10000) / 1000)), - }); - - return expect(exWrapper.fillOrKillOrderAsync(order, taker)).to.be.rejectedWith(constants.REVERT); - }); - - it('should throw if entire fillTakerTokenAmount not filled', async () => { - const order = await orderFactory.newSignedOrderAsync(); - - const from = taker; - await exWrapper.fillOrderAsync(order, from, { - fillTakerTokenAmount: order.params.takerTokenAmount.div(2), - }); - - return expect(exWrapper.fillOrKillOrderAsync(order, taker)).to.be.rejectedWith(constants.REVERT); - }); - }); - - describe('batch functions', () => { - let orders: Order[]; - beforeEach(async () => { - orders = await Promise.all([ - orderFactory.newSignedOrderAsync(), - orderFactory.newSignedOrderAsync(), - orderFactory.newSignedOrderAsync(), - ]); - balances = await dmyBalances.getAsync(); - }); - - describe('batchFillOrders', () => { - it('should transfer the correct amounts', async () => { - const fillTakerTokenAmounts: BigNumber[] = []; - const makerToken = rep.address; - const takerToken = dgd.address; - orders.forEach(order => { - const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); - const fillMakerTokenAmount = fillTakerTokenAmount - .times(order.params.makerTokenAmount) - .dividedToIntegerBy(order.params.takerTokenAmount); - const makerFee = order.params.makerFee - .times(fillMakerTokenAmount) - .dividedToIntegerBy(order.params.makerTokenAmount); - const takerFee = order.params.takerFee - .times(fillMakerTokenAmount) - .dividedToIntegerBy(order.params.makerTokenAmount); - fillTakerTokenAmounts.push(fillTakerTokenAmount); - balances[maker][makerToken] = balances[maker][makerToken].minus(fillMakerTokenAmount); - balances[maker][takerToken] = balances[maker][takerToken].add(fillTakerTokenAmount); - balances[maker][zrx.address] = balances[maker][zrx.address].minus(makerFee); - balances[taker][makerToken] = balances[taker][makerToken].add(fillMakerTokenAmount); - balances[taker][takerToken] = balances[taker][takerToken].minus(fillTakerTokenAmount); - balances[taker][zrx.address] = balances[taker][zrx.address].minus(takerFee); - balances[feeRecipient][zrx.address] = balances[feeRecipient][zrx.address].add( - makerFee.add(takerFee), - ); - }); - - await exWrapper.batchFillOrdersAsync(orders, taker, { - fillTakerTokenAmounts, - }); - - const newBalances = await dmyBalances.getAsync(); - expect(newBalances).to.be.deep.equal(balances); - }); - }); - - describe('batchFillOrKillOrders', () => { - it('should transfer the correct amounts', async () => { - const fillTakerTokenAmounts: BigNumber[] = []; - const makerToken = rep.address; - const takerToken = dgd.address; - orders.forEach(order => { - const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); - const fillMakerTokenAmount = fillTakerTokenAmount - .times(order.params.makerTokenAmount) - .dividedToIntegerBy(order.params.takerTokenAmount); - const makerFee = order.params.makerFee - .times(fillMakerTokenAmount) - .dividedToIntegerBy(order.params.makerTokenAmount); - const takerFee = order.params.takerFee - .times(fillMakerTokenAmount) - .dividedToIntegerBy(order.params.makerTokenAmount); - fillTakerTokenAmounts.push(fillTakerTokenAmount); - balances[maker][makerToken] = balances[maker][makerToken].minus(fillMakerTokenAmount); - balances[maker][takerToken] = balances[maker][takerToken].add(fillTakerTokenAmount); - balances[maker][zrx.address] = balances[maker][zrx.address].minus(makerFee); - balances[taker][makerToken] = balances[taker][makerToken].add(fillMakerTokenAmount); - balances[taker][takerToken] = balances[taker][takerToken].minus(fillTakerTokenAmount); - balances[taker][zrx.address] = balances[taker][zrx.address].minus(takerFee); - balances[feeRecipient][zrx.address] = balances[feeRecipient][zrx.address].add( - makerFee.add(takerFee), - ); - }); - - await exWrapper.batchFillOrKillOrdersAsync(orders, taker, { - fillTakerTokenAmounts, - }); - - const newBalances = await dmyBalances.getAsync(); - expect(newBalances).to.be.deep.equal(balances); - }); - - it('should throw if a single order does not fill the expected amount', async () => { - const fillTakerTokenAmounts: BigNumber[] = []; - orders.forEach(order => { - const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); - fillTakerTokenAmounts.push(fillTakerTokenAmount); - }); - - await exWrapper.fillOrKillOrderAsync(orders[0], taker); - - return expect( - exWrapper.batchFillOrKillOrdersAsync(orders, taker, { - fillTakerTokenAmounts, - }), - ).to.be.rejectedWith(constants.REVERT); - }); - }); - - describe('fillOrdersUpTo', () => { - it('should stop when the entire fillTakerTokenAmount is filled', async () => { - const fillTakerTokenAmount = orders[0].params.takerTokenAmount.plus( - orders[1].params.takerTokenAmount.div(2), - ); - await exWrapper.fillOrdersUpToAsync(orders, taker, { - fillTakerTokenAmount, - }); - - const newBalances = await dmyBalances.getAsync(); - - const fillMakerTokenAmount = orders[0].params.makerTokenAmount.add( - orders[1].params.makerTokenAmount.dividedToIntegerBy(2), - ); - const makerFee = orders[0].params.makerFee.add(orders[1].params.makerFee.dividedToIntegerBy(2)); - const takerFee = orders[0].params.takerFee.add(orders[1].params.takerFee.dividedToIntegerBy(2)); - expect(newBalances[maker][orders[0].params.makerToken]).to.be.bignumber.equal( - balances[maker][orders[0].params.makerToken].minus(fillMakerTokenAmount), - ); - expect(newBalances[maker][orders[0].params.takerToken]).to.be.bignumber.equal( - balances[maker][orders[0].params.takerToken].add(fillTakerTokenAmount), - ); - expect(newBalances[maker][zrx.address]).to.be.bignumber.equal( - balances[maker][zrx.address].minus(makerFee), - ); - expect(newBalances[taker][orders[0].params.takerToken]).to.be.bignumber.equal( - balances[taker][orders[0].params.takerToken].minus(fillTakerTokenAmount), - ); - expect(newBalances[taker][orders[0].params.makerToken]).to.be.bignumber.equal( - balances[taker][orders[0].params.makerToken].add(fillMakerTokenAmount), - ); - expect(newBalances[taker][zrx.address]).to.be.bignumber.equal( - balances[taker][zrx.address].minus(takerFee), - ); - expect(newBalances[feeRecipient][zrx.address]).to.be.bignumber.equal( - balances[feeRecipient][zrx.address].add(makerFee.add(takerFee)), - ); - }); - - it('should fill all orders if cannot fill entire fillTakerTokenAmount', async () => { - const fillTakerTokenAmount = ZeroEx.toBaseUnitAmount(new BigNumber(100000), 18); - orders.forEach(order => { - balances[maker][order.params.makerToken] = balances[maker][order.params.makerToken].minus( - order.params.makerTokenAmount, - ); - balances[maker][order.params.takerToken] = balances[maker][order.params.takerToken].add( - order.params.takerTokenAmount, - ); - balances[maker][zrx.address] = balances[maker][zrx.address].minus(order.params.makerFee); - balances[taker][order.params.makerToken] = balances[taker][order.params.makerToken].add( - order.params.makerTokenAmount, - ); - balances[taker][order.params.takerToken] = balances[taker][order.params.takerToken].minus( - order.params.takerTokenAmount, - ); - balances[taker][zrx.address] = balances[taker][zrx.address].minus(order.params.takerFee); - balances[feeRecipient][zrx.address] = balances[feeRecipient][zrx.address].add( - order.params.makerFee.add(order.params.takerFee), - ); - }); - await exWrapper.fillOrdersUpToAsync(orders, taker, { - fillTakerTokenAmount, - }); - - const newBalances = await dmyBalances.getAsync(); - expect(newBalances).to.be.deep.equal(balances); - }); - - it('should throw when an order does not use the same takerToken', async () => { - orders = await Promise.all([ - orderFactory.newSignedOrderAsync(), - orderFactory.newSignedOrderAsync({ takerToken: zrx.address }), - orderFactory.newSignedOrderAsync(), - ]); - - return expect( - exWrapper.fillOrdersUpToAsync(orders, taker, { - fillTakerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(1000), 18), - }), - ).to.be.rejectedWith(constants.REVERT); - }); - }); - - describe('batchCancelOrders', () => { - it('should be able to cancel multiple orders', async () => { - const cancelTakerTokenAmounts = _.map(orders, order => order.params.takerTokenAmount); - await exWrapper.batchCancelOrdersAsync(orders, maker, { - cancelTakerTokenAmounts, - }); - - await exWrapper.batchFillOrdersAsync(orders, taker, { - fillTakerTokenAmounts: cancelTakerTokenAmounts, - }); - const newBalances = await dmyBalances.getAsync(); - expect(balances).to.be.deep.equal(newBalances); - }); - }); - }); + const maker = accounts[0]; + const tokenOwner = accounts[0]; + const taker = accounts[1] || accounts[accounts.length - 1]; + const feeRecipient = accounts[2] || accounts[accounts.length - 1]; + + const INIT_BAL = ZeroEx.toBaseUnitAmount(new BigNumber(10000), 18); + const INIT_ALLOW = ZeroEx.toBaseUnitAmount(new BigNumber(10000), 18); + + let rep: ContractInstance; + let dgd: ContractInstance; + let zrx: ContractInstance; + let exchange: ContractInstance; + let tokenRegistry: ContractInstance; + + let balances: BalancesByOwner; + + let exWrapper: ExchangeWrapper; + let dmyBalances: Balances; + let orderFactory: OrderFactory; + + before(async () => { + [tokenRegistry, exchange] = await Promise.all([TokenRegistry.deployed(), Exchange.deployed()]); + exWrapper = new ExchangeWrapper(exchange); + const [repAddress, dgdAddress, zrxAddress] = await Promise.all([ + tokenRegistry.getTokenAddressBySymbol('REP'), + tokenRegistry.getTokenAddressBySymbol('DGD'), + tokenRegistry.getTokenAddressBySymbol('ZRX'), + ]); + + 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); + + [rep, dgd, zrx] = await Promise.all([ + DummyToken.at(repAddress), + DummyToken.at(dgdAddress), + DummyToken.at(zrxAddress), + ]); + dmyBalances = new Balances([rep, dgd, zrx], [maker, taker, feeRecipient]); + await Promise.all([ + rep.approve(TokenTransferProxy.address, INIT_ALLOW, { from: maker }), + rep.approve(TokenTransferProxy.address, INIT_ALLOW, { from: taker }), + rep.setBalance(maker, INIT_BAL, { from: tokenOwner }), + rep.setBalance(taker, INIT_BAL, { from: tokenOwner }), + dgd.approve(TokenTransferProxy.address, INIT_ALLOW, { from: maker }), + dgd.approve(TokenTransferProxy.address, INIT_ALLOW, { from: taker }), + dgd.setBalance(maker, INIT_BAL, { from: tokenOwner }), + dgd.setBalance(taker, INIT_BAL, { from: tokenOwner }), + zrx.approve(TokenTransferProxy.address, INIT_ALLOW, { from: maker }), + zrx.approve(TokenTransferProxy.address, INIT_ALLOW, { from: taker }), + zrx.setBalance(maker, INIT_BAL, { from: tokenOwner }), + zrx.setBalance(taker, INIT_BAL, { from: tokenOwner }), + ]); + }); + + describe('fillOrKillOrder', () => { + beforeEach(async () => { + balances = await dmyBalances.getAsync(); + }); + + it('should transfer the correct amounts', async () => { + const order = await orderFactory.newSignedOrderAsync({ + makerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(100), 18), + takerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(200), 18), + }); + const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); + await exWrapper.fillOrKillOrderAsync(order, taker, { + fillTakerTokenAmount, + }); + + const newBalances = await dmyBalances.getAsync(); + + const fillMakerTokenAmount = fillTakerTokenAmount + .times(order.params.makerTokenAmount) + .dividedToIntegerBy(order.params.takerTokenAmount); + const makerFee = order.params.makerFee + .times(fillMakerTokenAmount) + .dividedToIntegerBy(order.params.makerTokenAmount); + const takerFee = order.params.takerFee + .times(fillMakerTokenAmount) + .dividedToIntegerBy(order.params.makerTokenAmount); + expect(newBalances[maker][order.params.makerToken]).to.be.bignumber.equal( + balances[maker][order.params.makerToken].minus(fillMakerTokenAmount), + ); + expect(newBalances[maker][order.params.takerToken]).to.be.bignumber.equal( + balances[maker][order.params.takerToken].add(fillTakerTokenAmount), + ); + expect(newBalances[maker][zrx.address]).to.be.bignumber.equal(balances[maker][zrx.address].minus(makerFee)); + expect(newBalances[taker][order.params.takerToken]).to.be.bignumber.equal( + balances[taker][order.params.takerToken].minus(fillTakerTokenAmount), + ); + expect(newBalances[taker][order.params.makerToken]).to.be.bignumber.equal( + balances[taker][order.params.makerToken].add(fillMakerTokenAmount), + ); + expect(newBalances[taker][zrx.address]).to.be.bignumber.equal(balances[taker][zrx.address].minus(takerFee)); + expect(newBalances[feeRecipient][zrx.address]).to.be.bignumber.equal( + balances[feeRecipient][zrx.address].add(makerFee.add(takerFee)), + ); + }); + + it('should throw if an order is expired', async () => { + const order = await orderFactory.newSignedOrderAsync({ + expirationTimestampInSec: new BigNumber(Math.floor((Date.now() - 10000) / 1000)), + }); + + return expect(exWrapper.fillOrKillOrderAsync(order, taker)).to.be.rejectedWith(constants.REVERT); + }); + + it('should throw if entire fillTakerTokenAmount not filled', async () => { + const order = await orderFactory.newSignedOrderAsync(); + + const from = taker; + await exWrapper.fillOrderAsync(order, from, { + fillTakerTokenAmount: order.params.takerTokenAmount.div(2), + }); + + return expect(exWrapper.fillOrKillOrderAsync(order, taker)).to.be.rejectedWith(constants.REVERT); + }); + }); + + describe('batch functions', () => { + let orders: Order[]; + beforeEach(async () => { + orders = await Promise.all([ + orderFactory.newSignedOrderAsync(), + orderFactory.newSignedOrderAsync(), + orderFactory.newSignedOrderAsync(), + ]); + balances = await dmyBalances.getAsync(); + }); + + describe('batchFillOrders', () => { + it('should transfer the correct amounts', async () => { + const fillTakerTokenAmounts: BigNumber[] = []; + const makerToken = rep.address; + const takerToken = dgd.address; + orders.forEach(order => { + const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); + const fillMakerTokenAmount = fillTakerTokenAmount + .times(order.params.makerTokenAmount) + .dividedToIntegerBy(order.params.takerTokenAmount); + const makerFee = order.params.makerFee + .times(fillMakerTokenAmount) + .dividedToIntegerBy(order.params.makerTokenAmount); + const takerFee = order.params.takerFee + .times(fillMakerTokenAmount) + .dividedToIntegerBy(order.params.makerTokenAmount); + fillTakerTokenAmounts.push(fillTakerTokenAmount); + balances[maker][makerToken] = balances[maker][makerToken].minus(fillMakerTokenAmount); + balances[maker][takerToken] = balances[maker][takerToken].add(fillTakerTokenAmount); + balances[maker][zrx.address] = balances[maker][zrx.address].minus(makerFee); + balances[taker][makerToken] = balances[taker][makerToken].add(fillMakerTokenAmount); + balances[taker][takerToken] = balances[taker][takerToken].minus(fillTakerTokenAmount); + balances[taker][zrx.address] = balances[taker][zrx.address].minus(takerFee); + balances[feeRecipient][zrx.address] = balances[feeRecipient][zrx.address].add( + makerFee.add(takerFee), + ); + }); + + await exWrapper.batchFillOrdersAsync(orders, taker, { + fillTakerTokenAmounts, + }); + + const newBalances = await dmyBalances.getAsync(); + expect(newBalances).to.be.deep.equal(balances); + }); + }); + + describe('batchFillOrKillOrders', () => { + it('should transfer the correct amounts', async () => { + const fillTakerTokenAmounts: BigNumber[] = []; + const makerToken = rep.address; + const takerToken = dgd.address; + orders.forEach(order => { + const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); + const fillMakerTokenAmount = fillTakerTokenAmount + .times(order.params.makerTokenAmount) + .dividedToIntegerBy(order.params.takerTokenAmount); + const makerFee = order.params.makerFee + .times(fillMakerTokenAmount) + .dividedToIntegerBy(order.params.makerTokenAmount); + const takerFee = order.params.takerFee + .times(fillMakerTokenAmount) + .dividedToIntegerBy(order.params.makerTokenAmount); + fillTakerTokenAmounts.push(fillTakerTokenAmount); + balances[maker][makerToken] = balances[maker][makerToken].minus(fillMakerTokenAmount); + balances[maker][takerToken] = balances[maker][takerToken].add(fillTakerTokenAmount); + balances[maker][zrx.address] = balances[maker][zrx.address].minus(makerFee); + balances[taker][makerToken] = balances[taker][makerToken].add(fillMakerTokenAmount); + balances[taker][takerToken] = balances[taker][takerToken].minus(fillTakerTokenAmount); + balances[taker][zrx.address] = balances[taker][zrx.address].minus(takerFee); + balances[feeRecipient][zrx.address] = balances[feeRecipient][zrx.address].add( + makerFee.add(takerFee), + ); + }); + + await exWrapper.batchFillOrKillOrdersAsync(orders, taker, { + fillTakerTokenAmounts, + }); + + const newBalances = await dmyBalances.getAsync(); + expect(newBalances).to.be.deep.equal(balances); + }); + + it('should throw if a single order does not fill the expected amount', async () => { + const fillTakerTokenAmounts: BigNumber[] = []; + orders.forEach(order => { + const fillTakerTokenAmount = order.params.takerTokenAmount.div(2); + fillTakerTokenAmounts.push(fillTakerTokenAmount); + }); + + await exWrapper.fillOrKillOrderAsync(orders[0], taker); + + return expect( + exWrapper.batchFillOrKillOrdersAsync(orders, taker, { + fillTakerTokenAmounts, + }), + ).to.be.rejectedWith(constants.REVERT); + }); + }); + + describe('fillOrdersUpTo', () => { + it('should stop when the entire fillTakerTokenAmount is filled', async () => { + const fillTakerTokenAmount = orders[0].params.takerTokenAmount.plus( + orders[1].params.takerTokenAmount.div(2), + ); + await exWrapper.fillOrdersUpToAsync(orders, taker, { + fillTakerTokenAmount, + }); + + const newBalances = await dmyBalances.getAsync(); + + const fillMakerTokenAmount = orders[0].params.makerTokenAmount.add( + orders[1].params.makerTokenAmount.dividedToIntegerBy(2), + ); + const makerFee = orders[0].params.makerFee.add(orders[1].params.makerFee.dividedToIntegerBy(2)); + const takerFee = orders[0].params.takerFee.add(orders[1].params.takerFee.dividedToIntegerBy(2)); + expect(newBalances[maker][orders[0].params.makerToken]).to.be.bignumber.equal( + balances[maker][orders[0].params.makerToken].minus(fillMakerTokenAmount), + ); + expect(newBalances[maker][orders[0].params.takerToken]).to.be.bignumber.equal( + balances[maker][orders[0].params.takerToken].add(fillTakerTokenAmount), + ); + expect(newBalances[maker][zrx.address]).to.be.bignumber.equal( + balances[maker][zrx.address].minus(makerFee), + ); + expect(newBalances[taker][orders[0].params.takerToken]).to.be.bignumber.equal( + balances[taker][orders[0].params.takerToken].minus(fillTakerTokenAmount), + ); + expect(newBalances[taker][orders[0].params.makerToken]).to.be.bignumber.equal( + balances[taker][orders[0].params.makerToken].add(fillMakerTokenAmount), + ); + expect(newBalances[taker][zrx.address]).to.be.bignumber.equal( + balances[taker][zrx.address].minus(takerFee), + ); + expect(newBalances[feeRecipient][zrx.address]).to.be.bignumber.equal( + balances[feeRecipient][zrx.address].add(makerFee.add(takerFee)), + ); + }); + + it('should fill all orders if cannot fill entire fillTakerTokenAmount', async () => { + const fillTakerTokenAmount = ZeroEx.toBaseUnitAmount(new BigNumber(100000), 18); + orders.forEach(order => { + balances[maker][order.params.makerToken] = balances[maker][order.params.makerToken].minus( + order.params.makerTokenAmount, + ); + balances[maker][order.params.takerToken] = balances[maker][order.params.takerToken].add( + order.params.takerTokenAmount, + ); + balances[maker][zrx.address] = balances[maker][zrx.address].minus(order.params.makerFee); + balances[taker][order.params.makerToken] = balances[taker][order.params.makerToken].add( + order.params.makerTokenAmount, + ); + balances[taker][order.params.takerToken] = balances[taker][order.params.takerToken].minus( + order.params.takerTokenAmount, + ); + balances[taker][zrx.address] = balances[taker][zrx.address].minus(order.params.takerFee); + balances[feeRecipient][zrx.address] = balances[feeRecipient][zrx.address].add( + order.params.makerFee.add(order.params.takerFee), + ); + }); + await exWrapper.fillOrdersUpToAsync(orders, taker, { + fillTakerTokenAmount, + }); + + const newBalances = await dmyBalances.getAsync(); + expect(newBalances).to.be.deep.equal(balances); + }); + + it('should throw when an order does not use the same takerToken', async () => { + orders = await Promise.all([ + orderFactory.newSignedOrderAsync(), + orderFactory.newSignedOrderAsync({ takerToken: zrx.address }), + orderFactory.newSignedOrderAsync(), + ]); + + return expect( + exWrapper.fillOrdersUpToAsync(orders, taker, { + fillTakerTokenAmount: ZeroEx.toBaseUnitAmount(new BigNumber(1000), 18), + }), + ).to.be.rejectedWith(constants.REVERT); + }); + }); + + describe('batchCancelOrders', () => { + it('should be able to cancel multiple orders', async () => { + const cancelTakerTokenAmounts = _.map(orders, order => order.params.takerTokenAmount); + await exWrapper.batchCancelOrdersAsync(orders, maker, { + cancelTakerTokenAmounts, + }); + + await exWrapper.batchFillOrdersAsync(orders, taker, { + fillTakerTokenAmounts: cancelTakerTokenAmounts, + }); + const newBalances = await dmyBalances.getAsync(); + expect(balances).to.be.deep.equal(newBalances); + }); + }); + }); }); |