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-rw-r--r--packages/contracts/src/2.0.0/protocol/Exchange/MixinTransactions.sol1
-rw-r--r--packages/contracts/src/2.0.0/protocol/Exchange/libs/LibAbiEncoder.sol17
-rw-r--r--packages/contracts/src/2.0.0/test/TestExchangeInternals/TestExchangeInternals.sol1
-rw-r--r--packages/contracts/src/2.0.0/test/TestLibs/TestLibs.sol22
-rw-r--r--packages/contracts/test/utils/exchange_wrapper.ts25
-rw-r--r--packages/contracts/test/utils/fill_order_combinatorial_utils.ts55
6 files changed, 98 insertions, 23 deletions
diff --git a/packages/contracts/src/2.0.0/protocol/Exchange/MixinTransactions.sol b/packages/contracts/src/2.0.0/protocol/Exchange/MixinTransactions.sol
index b5de1a5de..821d30279 100644
--- a/packages/contracts/src/2.0.0/protocol/Exchange/MixinTransactions.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/MixinTransactions.sol
@@ -142,7 +142,6 @@ contract MixinTransactions is
// Compute hash
result := keccak256(memPtr, 128)
}
-
return result;
}
diff --git a/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibAbiEncoder.sol b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibAbiEncoder.sol
index 704c7061c..4aad37709 100644
--- a/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibAbiEncoder.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibAbiEncoder.sol
@@ -24,20 +24,17 @@ import "./LibOrder.sol";
contract LibAbiEncoder {
- /// @dev ABI encodes calldata for `fillOrder` in memory and returns the address range.
- /// This range can be passed into `call` or `delegatecall` to invoke an external
- /// call to `fillOrder`.
+ /// @dev ABI encodes calldata for `fillOrder`.
/// @param order Order struct containing order specifications.
/// @param takerAssetFillAmount Desired amount of takerAsset to sell.
/// @param signature Proof that order has been created by maker.
- /// @return calldataBegin Memory address of ABI encoded calldata.
- /// @return calldataLength Lenfgth of ABI encoded calldata.
+ /// @return ABI encoded calldata for `fillOrder`.
function abiEncodeFillOrder(
LibOrder.Order memory order,
uint256 takerAssetFillAmount,
bytes memory signature
)
- public
+ internal
pure
returns (bytes memory fillOrderCalldata)
{
@@ -207,10 +204,10 @@ contract LibAbiEncoder {
}
// Set length of calldata
- mstore(
- fillOrderCalldata,
- sub(dataAreaEnd, add(fillOrderCalldata, 0x20))
- )
+ mstore(fillOrderCalldata, sub(dataAreaEnd, add(fillOrderCalldata, 0x20)))
+
+ // Increment free memory pointer
+ mstore(0x40, dataAreaEnd)
}
return fillOrderCalldata;
diff --git a/packages/contracts/src/2.0.0/test/TestExchangeInternals/TestExchangeInternals.sol b/packages/contracts/src/2.0.0/test/TestExchangeInternals/TestExchangeInternals.sol
index 923bac97d..d9cec9edc 100644
--- a/packages/contracts/src/2.0.0/test/TestExchangeInternals/TestExchangeInternals.sol
+++ b/packages/contracts/src/2.0.0/test/TestExchangeInternals/TestExchangeInternals.sol
@@ -22,6 +22,7 @@ pragma experimental ABIEncoderV2;
import "../../protocol/Exchange/Exchange.sol";
+// solhint-disable no-empty-blocks
contract TestExchangeInternals is
Exchange
{
diff --git a/packages/contracts/src/2.0.0/test/TestLibs/TestLibs.sol b/packages/contracts/src/2.0.0/test/TestLibs/TestLibs.sol
index 5a349527b..4a99dd9c1 100644
--- a/packages/contracts/src/2.0.0/test/TestLibs/TestLibs.sol
+++ b/packages/contracts/src/2.0.0/test/TestLibs/TestLibs.sol
@@ -22,13 +22,33 @@ pragma experimental ABIEncoderV2;
import "../../protocol/Exchange/libs/LibMath.sol";
import "../../protocol/Exchange/libs/LibOrder.sol";
import "../../protocol/Exchange/libs/LibFillResults.sol";
+import "../../protocol/Exchange/libs/LibAbiEncoder.sol";
contract TestLibs is
LibMath,
LibOrder,
- LibFillResults
+ LibFillResults,
+ LibAbiEncoder
{
+
+ function publicAbiEncodeFillOrder(
+ Order memory order,
+ uint256 takerAssetFillAmount,
+ bytes memory signature
+ )
+ public
+ pure
+ returns (bytes memory fillOrderCalldata)
+ {
+ fillOrderCalldata = abiEncodeFillOrder(
+ order,
+ takerAssetFillAmount,
+ signature
+ );
+ return fillOrderCalldata;
+ }
+
function publicGetPartialAmount(
uint256 numerator,
uint256 denominator,
diff --git a/packages/contracts/test/utils/exchange_wrapper.ts b/packages/contracts/test/utils/exchange_wrapper.ts
index 490ea959b..d57592d6d 100644
--- a/packages/contracts/test/utils/exchange_wrapper.ts
+++ b/packages/contracts/test/utils/exchange_wrapper.ts
@@ -8,7 +8,7 @@ import { ExchangeContract } from '../../generated_contract_wrappers/exchange';
import { formatters } from './formatters';
import { LogDecoder } from './log_decoder';
import { orderUtils } from './order_utils';
-import { OrderInfo, SignedTransaction } from './types';
+import { FillResults, OrderInfo, SignedTransaction } from './types';
export class ExchangeWrapper {
private readonly _exchange: ExchangeContract;
@@ -243,4 +243,27 @@ export class ExchangeWrapper {
const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
return tx;
}
+ public async getFillOrderResultsAsync(
+ signedOrder: SignedOrder,
+ from: string,
+ opts: { takerAssetFillAmount?: BigNumber } = {},
+ ): Promise<FillResults> {
+ const params = orderUtils.createFill(signedOrder, opts.takerAssetFillAmount);
+ const fillResults = await this._exchange.fillOrder.callAsync(
+ params.order,
+ params.takerAssetFillAmount,
+ params.signature,
+ { from },
+ );
+ return fillResults;
+ }
+ public abiEncodeFillOrder(signedOrder: SignedOrder, opts: { takerAssetFillAmount?: BigNumber } = {}): string {
+ const params = orderUtils.createFill(signedOrder, opts.takerAssetFillAmount);
+ const data = this._exchange.fillOrder.getABIEncodedTransactionData(
+ params.order,
+ params.takerAssetFillAmount,
+ params.signature,
+ );
+ return data;
+ }
}
diff --git a/packages/contracts/test/utils/fill_order_combinatorial_utils.ts b/packages/contracts/test/utils/fill_order_combinatorial_utils.ts
index bdd1e62a2..284c4a2db 100644
--- a/packages/contracts/test/utils/fill_order_combinatorial_utils.ts
+++ b/packages/contracts/test/utils/fill_order_combinatorial_utils.ts
@@ -15,6 +15,7 @@ import * as _ from 'lodash';
import 'make-promises-safe';
import { ExchangeContract, ExchangeFillEventArgs } from '../../generated_contract_wrappers/exchange';
+import { TestLibsContract } from '../../generated_contract_wrappers/test_libs';
import { artifacts } from './artifacts';
import { expectTransactionFailedAsync } from './assertions';
@@ -123,6 +124,8 @@ export async function fillOrderCombinatorialUtilsFactoryAsync(
exchangeContract.address,
);
+ const testLibsContract = await TestLibsContract.deployFrom0xArtifactAsync(artifacts.TestLibs, provider, txDefaults);
+
const fillOrderCombinatorialUtils = new FillOrderCombinatorialUtils(
orderFactory,
ownerAddress,
@@ -132,6 +135,7 @@ export async function fillOrderCombinatorialUtilsFactoryAsync(
zrxAssetData,
exchangeWrapper,
assetWrapper,
+ testLibsContract,
);
return fillOrderCombinatorialUtils;
}
@@ -145,6 +149,7 @@ export class FillOrderCombinatorialUtils {
public zrxAssetData: string;
public exchangeWrapper: ExchangeWrapper;
public assetWrapper: AssetWrapper;
+ public testLibsContract: TestLibsContract;
public static generateFillOrderCombinations(): FillScenario[] {
const takerScenarios = [
TakerScenario.Unspecified,
@@ -329,6 +334,7 @@ export class FillOrderCombinatorialUtils {
zrxAssetData: string,
exchangeWrapper: ExchangeWrapper,
assetWrapper: AssetWrapper,
+ testLibsContract: TestLibsContract,
) {
this.orderFactory = orderFactory;
this.ownerAddress = ownerAddress;
@@ -338,6 +344,7 @@ export class FillOrderCombinatorialUtils {
this.zrxAssetData = zrxAssetData;
this.exchangeWrapper = exchangeWrapper;
this.assetWrapper = assetWrapper;
+ this.testLibsContract = testLibsContract;
}
public async testFillOrderScenarioAsync(
provider: Provider,
@@ -410,6 +417,8 @@ export class FillOrderCombinatorialUtils {
lazyStore,
fillRevertReasonIfExists,
);
+
+ await this._abiEncodeFillOrderAndAssertOutcomeAsync(signedOrder, takerAssetFillAmount);
}
private async _fillOrderAndAssertOutcomeAsync(
signedOrder: SignedOrder,
@@ -456,6 +465,29 @@ export class FillOrderCombinatorialUtils {
signedOrder.takerAssetAmount,
signedOrder.makerAssetAmount,
);
+ const expMakerFeePaid = orderUtils.getPartialAmount(
+ expFilledTakerAmount,
+ signedOrder.takerAssetAmount,
+ signedOrder.makerFee,
+ );
+ const expTakerFeePaid = orderUtils.getPartialAmount(
+ expFilledTakerAmount,
+ signedOrder.takerAssetAmount,
+ signedOrder.takerFee,
+ );
+ const fillResults = await this.exchangeWrapper.getFillOrderResultsAsync(signedOrder, this.takerAddress, {
+ takerAssetFillAmount,
+ });
+ expect(fillResults.takerAssetFilledAmount).to.be.bignumber.equal(
+ expFilledTakerAmount,
+ 'takerAssetFilledAmount',
+ );
+ expect(fillResults.makerAssetFilledAmount).to.be.bignumber.equal(
+ expFilledMakerAmount,
+ 'makerAssetFilledAmount',
+ );
+ expect(fillResults.takerFeePaid).to.be.bignumber.equal(expTakerFeePaid, 'takerFeePaid');
+ expect(fillResults.makerFeePaid).to.be.bignumber.equal(expMakerFeePaid, 'makerFeePaid');
// - Let's fill the order!
const txReceipt = await this.exchangeWrapper.fillOrderAsync(signedOrder, this.takerAddress, {
@@ -479,17 +511,7 @@ export class FillOrderCombinatorialUtils {
expFilledTakerAmount,
'log.args.takerAssetFilledAmount',
);
- const expMakerFeePaid = orderUtils.getPartialAmount(
- expFilledTakerAmount,
- signedOrder.takerAssetAmount,
- signedOrder.makerFee,
- );
expect(log.args.makerFeePaid).to.be.bignumber.equal(expMakerFeePaid, 'log.args.makerFeePaid');
- const expTakerFeePaid = orderUtils.getPartialAmount(
- expFilledTakerAmount,
- signedOrder.takerAssetAmount,
- signedOrder.takerFee,
- );
expect(log.args.takerFeePaid).to.be.bignumber.equal(expTakerFeePaid, 'logs.args.takerFeePaid');
expect(log.args.orderHash).to.be.equal(orderHash, 'log.args.orderHash');
expect(log.args.makerAssetData).to.be.equal(makerAssetData, 'log.args.makerAssetData');
@@ -571,6 +593,19 @@ export class FillOrderCombinatorialUtils {
'ZRXAssetBalanceOfFeeRecipient',
);
}
+ private async _abiEncodeFillOrderAndAssertOutcomeAsync(
+ signedOrder: SignedOrder,
+ takerAssetFillAmount: BigNumber,
+ ): Promise<void> {
+ const params = orderUtils.createFill(signedOrder, takerAssetFillAmount);
+ const expectedAbiEncodedData = this.exchangeWrapper.abiEncodeFillOrder(signedOrder, { takerAssetFillAmount });
+ const libsAbiEncodedData = await this.testLibsContract.publicAbiEncodeFillOrder.callAsync(
+ params.order,
+ params.takerAssetFillAmount,
+ params.signature,
+ );
+ expect(libsAbiEncodedData).to.be.equal(expectedAbiEncodedData, 'ABIEncodedFillOrderData');
+ }
private async _getTakerAssetFillAmountAsync(
signedOrder: SignedOrder,
takerAssetFillAmountScenario: TakerAssetFillAmountScenario,