From 1dda8c146816a6b7fe1ab17a437a4349dece674c Mon Sep 17 00:00:00 2001 From: Leonid Logvinov Date: Wed, 21 Mar 2018 14:51:24 +0100 Subject: Fix a bug causing fillOrdersUpTo validation to fail because of some extra orders being passed --- packages/0x.js/CHANGELOG.md | 1 + packages/0x.js/src/contract_wrappers/exchange_wrapper.ts | 3 +++ packages/0x.js/test/exchange_wrapper_test.ts | 13 +++++++++++++ 3 files changed, 17 insertions(+) (limited to 'packages/0x.js') diff --git a/packages/0x.js/CHANGELOG.md b/packages/0x.js/CHANGELOG.md index 7ce7126cb..fa3b3db91 100644 --- a/packages/0x.js/CHANGELOG.md +++ b/packages/0x.js/CHANGELOG.md @@ -3,6 +3,7 @@ ## v0.34.0 - _TBD_ * Update Kovan EtherToken artifact address to match TokenRegistry. + * Fix the bug causing `zeroEx.exchange.fillOrdersUpToAsync` validation to fail if there were some extra orders passed (#470) ## v0.33.2 - _March 18, 2018_ diff --git a/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts b/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts index 6414985e6..124750d81 100644 --- a/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts +++ b/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts @@ -281,6 +281,9 @@ export class ExchangeWrapper extends ContractWrapper { zrxTokenAddress, ); filledTakerTokenAmount = filledTakerTokenAmount.plus(singleFilledTakerTokenAmount); + if (filledTakerTokenAmount.eq(fillTakerTokenAmount)) { + break; + } } } diff --git a/packages/0x.js/test/exchange_wrapper_test.ts b/packages/0x.js/test/exchange_wrapper_test.ts index 0a4ea608d..cfc390bae 100644 --- a/packages/0x.js/test/exchange_wrapper_test.ts +++ b/packages/0x.js/test/exchange_wrapper_test.ts @@ -596,6 +596,19 @@ describe('ExchangeWrapper', () => { const remainingFillAmount = fillableAmount.minus(1); expect(anotherFilledAmount).to.be.bignumber.equal(remainingFillAmount); }); + it('should successfully fill up to specified amount and leave the rest of the orders untouched', async () => { + const txHash = await zeroEx.exchange.fillOrdersUpToAsync( + signedOrders, + fillableAmount, + shouldThrowOnInsufficientBalanceOrAllowance, + takerAddress, + ); + await zeroEx.awaitTransactionMinedAsync(txHash); + const filledAmount = await zeroEx.exchange.getFilledTakerAmountAsync(signedOrderHashHex); + const zeroAmount = await zeroEx.exchange.getFilledTakerAmountAsync(anotherOrderHashHex); + expect(filledAmount).to.be.bignumber.equal(fillableAmount); + expect(zeroAmount).to.be.bignumber.equal(0); + }); it('should successfully fill up to specified amount even if filling all orders would fail', async () => { const missingBalance = new BigNumber(1); // User will still have enough balance to fill up to 9, // but won't have 10 to fully fill all orders in a batch. -- cgit v1.2.3