diff options
Diffstat (limited to 'packages/contracts/test/ts/exchange/wrapper.ts')
| -rw-r--r-- | packages/contracts/test/ts/exchange/wrapper.ts | 656 |
1 files changed, 328 insertions, 328 deletions
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); + }); + }); + }); }); |