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-rw-r--r--packages/contract-wrappers/CHANGELOG.json8
-rw-r--r--packages/contract-wrappers/src/contract_wrappers/forwarder_wrapper.ts122
-rw-r--r--packages/contract-wrappers/test/forwarder_wrapper_test.ts48
3 files changed, 140 insertions, 38 deletions
diff --git a/packages/contract-wrappers/CHANGELOG.json b/packages/contract-wrappers/CHANGELOG.json
index a96cb3a59..0770b6c0d 100644
--- a/packages/contract-wrappers/CHANGELOG.json
+++ b/packages/contract-wrappers/CHANGELOG.json
@@ -1,5 +1,13 @@
[
{
+ "version": "2.1.0",
+ "changes": [
+ {
+ "note": "Add optional validation to the forwarder wrapper methods"
+ }
+ ]
+ },
+ {
"version": "2.0.2",
"changes": [
{
diff --git a/packages/contract-wrappers/src/contract_wrappers/forwarder_wrapper.ts b/packages/contract-wrappers/src/contract_wrappers/forwarder_wrapper.ts
index 906222731..c19edf188 100644
--- a/packages/contract-wrappers/src/contract_wrappers/forwarder_wrapper.ts
+++ b/packages/contract-wrappers/src/contract_wrappers/forwarder_wrapper.ts
@@ -8,10 +8,11 @@ import * as _ from 'lodash';
import { artifacts } from '../artifacts';
import { orderTxOptsSchema } from '../schemas/order_tx_opts_schema';
import { txOptsSchema } from '../schemas/tx_opts_schema';
-import { TransactionOpts } from '../types';
+import { OrderTransactionOpts } from '../types';
import { assert } from '../utils/assert';
import { calldataOptimizationUtils } from '../utils/calldata_optimization_utils';
import { constants } from '../utils/constants';
+import { decorators } from '../utils/decorators';
import { utils } from '../utils/utils';
import { ContractWrapper } from './contract_wrapper';
@@ -40,19 +41,20 @@ export class ForwarderWrapper extends ContractWrapper {
* Any ZRX required to pay fees for primary orders will automatically be purchased by this contract.
* 5% of ETH value is reserved for paying fees to order feeRecipients (in ZRX) and forwarding contract feeRecipient (in ETH).
* Any ETH not spent will be refunded to sender.
- * @param signedOrders An array of objects that conform to the SignedOrder interface. All orders must specify the same makerAsset.
- * All orders must specify WETH as the takerAsset
- * @param takerAddress The user Ethereum address who would like to fill this order. Must be available via the supplied
- * Provider provided at instantiation.
- * @param ethAmount The amount of eth to send with the transaction (in wei).
- * @param signedFeeOrders An array of objects that conform to the SignedOrder interface. All orders must specify ZRX as makerAsset and WETH as takerAsset.
- * Used to purchase ZRX for primary order fees.
- * @param feePercentage The percentage of WETH sold that will payed as fee to forwarding contract feeRecipient.
- * Defaults to 0.
- * @param feeRecipientAddress The address that will receive ETH when signedFeeOrders are filled.
- * @param txOpts Transaction parameters.
+ * @param signedOrders An array of objects that conform to the SignedOrder interface. All orders must specify the same makerAsset.
+ * All orders must specify WETH as the takerAsset
+ * @param takerAddress The user Ethereum address who would like to fill this order. Must be available via the supplied
+ * Provider provided at instantiation.
+ * @param ethAmount The amount of eth to send with the transaction (in wei).
+ * @param signedFeeOrders An array of objects that conform to the SignedOrder interface. All orders must specify ZRX as makerAsset and WETH as takerAsset.
+ * Used to purchase ZRX for primary order fees.
+ * @param feePercentage The percentage of WETH sold that will payed as fee to forwarding contract feeRecipient.
+ * Defaults to 0.
+ * @param feeRecipientAddress The address that will receive ETH when signedFeeOrders are filled.
+ * @param orderTransactionOpts Transaction parameters.
* @return Transaction hash.
*/
+ @decorators.asyncZeroExErrorHandler
public async marketSellOrdersWithEthAsync(
signedOrders: SignedOrder[],
takerAddress: string,
@@ -60,7 +62,7 @@ export class ForwarderWrapper extends ContractWrapper {
signedFeeOrders: SignedOrder[] = [],
feePercentage: number = 0,
feeRecipientAddress: string = constants.NULL_ADDRESS,
- txOpts: TransactionOpts = {},
+ orderTransactionOpts: OrderTransactionOpts = { shouldValidate: true },
): Promise<string> {
// type assertions
assert.doesConformToSchema('signedOrders', signedOrders, schemas.signedOrdersSchema);
@@ -69,7 +71,7 @@ export class ForwarderWrapper extends ContractWrapper {
assert.doesConformToSchema('signedFeeOrders', signedFeeOrders, schemas.signedOrdersSchema);
assert.isNumber('feePercentage', feePercentage);
assert.isETHAddressHex('feeRecipientAddress', feeRecipientAddress);
- assert.doesConformToSchema('txOpts', txOpts, txOptsSchema);
+ assert.doesConformToSchema('orderTransactionOpts', orderTransactionOpts, orderTxOptsSchema, [txOptsSchema]);
// other assertions
assert.ordersCanBeUsedForForwarderContract(signedOrders, this.getEtherTokenAddress());
assert.feeOrdersCanBeUsedForForwarderContract(
@@ -85,20 +87,41 @@ export class ForwarderWrapper extends ContractWrapper {
// optimize orders
const optimizedMarketOrders = calldataOptimizationUtils.optimizeForwarderOrders(signedOrders);
const optimizedFeeOrders = calldataOptimizationUtils.optimizeForwarderFeeOrders(signedFeeOrders);
- // send transaction
+ // compile signatures
+ const signatures = _.map(optimizedMarketOrders, order => order.signature);
+ const feeSignatures = _.map(optimizedFeeOrders, order => order.signature);
+ // get contract
const forwarderContractInstance = await this._getForwarderContractAsync();
+ // validate transaction
+ if (orderTransactionOpts.shouldValidate) {
+ await forwarderContractInstance.marketSellOrdersWithEth.callAsync(
+ optimizedMarketOrders,
+ signatures,
+ optimizedFeeOrders,
+ feeSignatures,
+ formattedFeePercentage,
+ feeRecipientAddress,
+ {
+ value: ethAmount,
+ from: normalizedTakerAddress,
+ gas: orderTransactionOpts.gasLimit,
+ gasPrice: orderTransactionOpts.gasPrice,
+ },
+ );
+ }
+ // send transaction
const txHash = await forwarderContractInstance.marketSellOrdersWithEth.sendTransactionAsync(
optimizedMarketOrders,
- _.map(optimizedMarketOrders, order => order.signature),
+ signatures,
optimizedFeeOrders,
- _.map(optimizedFeeOrders, order => order.signature),
+ feeSignatures,
formattedFeePercentage,
feeRecipientAddress,
{
value: ethAmount,
from: normalizedTakerAddress,
- gas: txOpts.gasLimit,
- gasPrice: txOpts.gasPrice,
+ gas: orderTransactionOpts.gasLimit,
+ gasPrice: orderTransactionOpts.gasPrice,
},
);
return txHash;
@@ -107,20 +130,21 @@ export class ForwarderWrapper extends ContractWrapper {
* Attempt to purchase makerAssetFillAmount of makerAsset by selling ethAmount provided with transaction.
* Any ZRX required to pay fees for primary orders will automatically be purchased by the contract.
* Any ETH not spent will be refunded to sender.
- * @param signedOrders An array of objects that conform to the SignedOrder interface. All orders must specify the same makerAsset.
- * All orders must specify WETH as the takerAsset
- * @param makerAssetFillAmount The amount of the order (in taker asset baseUnits) that you wish to fill.
- * @param takerAddress The user Ethereum address who would like to fill this order. Must be available via the supplied
- * Provider provided at instantiation.
- * @param ethAmount The amount of eth to send with the transaction (in wei).
- * @param signedFeeOrders An array of objects that conform to the SignedOrder interface. All orders must specify ZRX as makerAsset and WETH as takerAsset.
- * Used to purchase ZRX for primary order fees.
- * @param feePercentage The percentage of WETH sold that will payed as fee to forwarding contract feeRecipient.
- * Defaults to 0.
- * @param feeRecipientAddress The address that will receive ETH when signedFeeOrders are filled.
- * @param txOpts Transaction parameters.
+ * @param signedOrders An array of objects that conform to the SignedOrder interface. All orders must specify the same makerAsset.
+ * All orders must specify WETH as the takerAsset
+ * @param makerAssetFillAmount The amount of the order (in taker asset baseUnits) that you wish to fill.
+ * @param takerAddress The user Ethereum address who would like to fill this order. Must be available via the supplied
+ * Provider provided at instantiation.
+ * @param ethAmount The amount of eth to send with the transaction (in wei).
+ * @param signedFeeOrders An array of objects that conform to the SignedOrder interface. All orders must specify ZRX as makerAsset and WETH as takerAsset.
+ * Used to purchase ZRX for primary order fees.
+ * @param feePercentage The percentage of WETH sold that will payed as fee to forwarding contract feeRecipient.
+ * Defaults to 0.
+ * @param feeRecipientAddress The address that will receive ETH when signedFeeOrders are filled.
+ * @param orderTransactionOpts Transaction parameters.
* @return Transaction hash.
*/
+ @decorators.asyncZeroExErrorHandler
public async marketBuyOrdersWithEthAsync(
signedOrders: SignedOrder[],
makerAssetFillAmount: BigNumber,
@@ -129,7 +153,7 @@ export class ForwarderWrapper extends ContractWrapper {
signedFeeOrders: SignedOrder[] = [],
feePercentage: number = 0,
feeRecipientAddress: string = constants.NULL_ADDRESS,
- txOpts: TransactionOpts = {},
+ orderTransactionOpts: OrderTransactionOpts = { shouldValidate: true },
): Promise<string> {
// type assertions
assert.doesConformToSchema('signedOrders', signedOrders, schemas.signedOrdersSchema);
@@ -139,7 +163,7 @@ export class ForwarderWrapper extends ContractWrapper {
assert.doesConformToSchema('signedFeeOrders', signedFeeOrders, schemas.signedOrdersSchema);
assert.isNumber('feePercentage', feePercentage);
assert.isETHAddressHex('feeRecipientAddress', feeRecipientAddress);
- assert.doesConformToSchema('txOpts', txOpts, txOptsSchema);
+ assert.doesConformToSchema('orderTransactionOpts', orderTransactionOpts, orderTxOptsSchema, [txOptsSchema]);
// other assertions
assert.ordersCanBeUsedForForwarderContract(signedOrders, this.getEtherTokenAddress());
assert.feeOrdersCanBeUsedForForwarderContract(
@@ -155,21 +179,43 @@ export class ForwarderWrapper extends ContractWrapper {
// optimize orders
const optimizedMarketOrders = calldataOptimizationUtils.optimizeForwarderOrders(signedOrders);
const optimizedFeeOrders = calldataOptimizationUtils.optimizeForwarderFeeOrders(signedFeeOrders);
- // send transaction
+ // compile signatures
+ const signatures = _.map(optimizedMarketOrders, order => order.signature);
+ const feeSignatures = _.map(optimizedFeeOrders, order => order.signature);
+ // get contract
const forwarderContractInstance = await this._getForwarderContractAsync();
+ // validate transaction
+ if (orderTransactionOpts.shouldValidate) {
+ await forwarderContractInstance.marketBuyOrdersWithEth.callAsync(
+ optimizedMarketOrders,
+ makerAssetFillAmount,
+ signatures,
+ optimizedFeeOrders,
+ feeSignatures,
+ formattedFeePercentage,
+ feeRecipientAddress,
+ {
+ value: ethAmount,
+ from: normalizedTakerAddress,
+ gas: orderTransactionOpts.gasLimit,
+ gasPrice: orderTransactionOpts.gasPrice,
+ },
+ );
+ }
+ // send transaction
const txHash = await forwarderContractInstance.marketBuyOrdersWithEth.sendTransactionAsync(
optimizedMarketOrders,
makerAssetFillAmount,
- _.map(optimizedMarketOrders, order => order.signature),
+ signatures,
optimizedFeeOrders,
- _.map(optimizedFeeOrders, order => order.signature),
+ feeSignatures,
formattedFeePercentage,
feeRecipientAddress,
{
value: ethAmount,
from: normalizedTakerAddress,
- gas: txOpts.gasLimit,
- gasPrice: txOpts.gasPrice,
+ gas: orderTransactionOpts.gasLimit,
+ gasPrice: orderTransactionOpts.gasPrice,
},
);
return txHash;
diff --git a/packages/contract-wrappers/test/forwarder_wrapper_test.ts b/packages/contract-wrappers/test/forwarder_wrapper_test.ts
index f77b47337..4329e8770 100644
--- a/packages/contract-wrappers/test/forwarder_wrapper_test.ts
+++ b/packages/contract-wrappers/test/forwarder_wrapper_test.ts
@@ -17,6 +17,7 @@ chaiSetup.configure();
const expect = chai.expect;
const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
+// tslint:disable:custom-no-magic-numbers
describe('ForwarderWrapper', () => {
const contractWrappersConfig = {
networkId: constants.TESTRPC_NETWORK_ID,
@@ -99,6 +100,25 @@ describe('ForwarderWrapper', () => {
expect(ordersInfo[0].orderStatus).to.be.equal(OrderStatus.FULLY_FILLED);
expect(ordersInfo[1].orderStatus).to.be.equal(OrderStatus.FULLY_FILLED);
});
+ it('should throw when invalid transaction and shouldValidate is true', async () => {
+ const signedOrders = [signedOrder];
+ // request more makerAsset than what is available
+ const makerAssetFillAmount = signedOrder.makerAssetAmount.plus(100);
+ return expect(
+ contractWrappers.forwarder.marketBuyOrdersWithEthAsync(
+ signedOrders,
+ makerAssetFillAmount,
+ takerAddress,
+ makerAssetFillAmount,
+ [],
+ 0,
+ constants.NULL_ADDRESS,
+ {
+ shouldValidate: true,
+ },
+ ),
+ ).to.be.rejectedWith('COMPLETE_FILL_FAILED');
+ });
});
describe('#marketSellOrdersWithEthAsync', () => {
it('should market sell orders with eth', async () => {
@@ -115,5 +135,33 @@ describe('ForwarderWrapper', () => {
expect(ordersInfo[1].orderStatus).to.be.equal(OrderStatus.FILLABLE);
expect(ordersInfo[1].orderTakerAssetFilledAmount).to.be.bignumber.equal(new BigNumber(4)); // only 95% of ETH is sold
});
+ it('should throw when invalid transaction and shouldValidate is true', async () => {
+ // create an order with fees, we try to fill it but we do not provide enough ETH to cover the fees
+ const signedOrderWithFee = await fillScenarios.createFillableSignedOrderWithFeesAsync(
+ makerAssetData,
+ takerAssetData,
+ constants.ZERO_AMOUNT,
+ new BigNumber(100),
+ makerAddress,
+ constants.NULL_ADDRESS,
+ fillableAmount,
+ constants.NULL_ADDRESS,
+ );
+ const signedOrders = [signedOrderWithFee];
+ const makerAssetFillAmount = signedOrder.makerAssetAmount;
+ return expect(
+ contractWrappers.forwarder.marketSellOrdersWithEthAsync(
+ signedOrders,
+ takerAddress,
+ makerAssetFillAmount,
+ [],
+ 0,
+ constants.NULL_ADDRESS,
+ {
+ shouldValidate: true,
+ },
+ ),
+ ).to.be.rejectedWith('COMPLETE_FILL_FAILED');
+ });
});
});