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authorAmir Bandeali <abandeali1@gmail.com>2018-09-04 11:35:00 +0800
committerAmir Bandeali <abandeali1@gmail.com>2018-09-04 11:35:00 +0800
commitcb4fcf4de7b9decad05536f2edf1c1ffd8666a72 (patch)
tree9dabe3fdf180fe808ace6a739662944dfff98739 /packages/contracts
parent675964dc5c6c44eb07023fd036857ecd3f14dcf3 (diff)
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Revert in Forwarder constructor if ERC20 proxy isn't registered
Diffstat (limited to 'packages/contracts')
-rw-r--r--packages/contracts/src/2.0.0/extensions/Forwarder/MixinForwarderCore.sol11
-rw-r--r--packages/contracts/test/extensions/forwarder.ts33
2 files changed, 35 insertions, 9 deletions
diff --git a/packages/contracts/src/2.0.0/extensions/Forwarder/MixinForwarderCore.sol b/packages/contracts/src/2.0.0/extensions/Forwarder/MixinForwarderCore.sol
index 14f191879..54487f726 100644
--- a/packages/contracts/src/2.0.0/extensions/Forwarder/MixinForwarderCore.sol
+++ b/packages/contracts/src/2.0.0/extensions/Forwarder/MixinForwarderCore.sol
@@ -39,7 +39,6 @@ contract MixinForwarderCore is
MExchangeWrapper,
IForwarderCore
{
-
using LibBytes for bytes;
/// @dev Constructor approves ERC20 proxy to transfer ZRX and WETH on this contract's behalf.
@@ -47,10 +46,12 @@ contract MixinForwarderCore is
public
{
address proxyAddress = EXCHANGE.getAssetProxy(ERC20_DATA_ID);
- if (proxyAddress != address(0)) {
- ETHER_TOKEN.approve(proxyAddress, MAX_UINT);
- ZRX_TOKEN.approve(proxyAddress, MAX_UINT);
- }
+ require(
+ proxyAddress != address(0),
+ "UNREGISTERED_ASSET_PROXY"
+ );
+ ETHER_TOKEN.approve(proxyAddress, MAX_UINT);
+ ZRX_TOKEN.approve(proxyAddress, MAX_UINT);
}
/// @dev Purchases as much of orders' makerAssets as possible by selling up to 95% of transaction's ETH value.
diff --git a/packages/contracts/test/extensions/forwarder.ts b/packages/contracts/test/extensions/forwarder.ts
index 18101d684..8424d01fd 100644
--- a/packages/contracts/test/extensions/forwarder.ts
+++ b/packages/contracts/test/extensions/forwarder.ts
@@ -12,7 +12,11 @@ import { ExchangeContract } from '../../generated_contract_wrappers/exchange';
import { ForwarderContract } from '../../generated_contract_wrappers/forwarder';
import { WETH9Contract } from '../../generated_contract_wrappers/weth9';
import { artifacts } from '../utils/artifacts';
-import { expectTransactionFailedAsync } from '../utils/assertions';
+import {
+ expectContractCreationFailedAsync,
+ expectTransactionFailedAsync,
+ sendTransactionResult,
+} from '../utils/assertions';
import { chaiSetup } from '../utils/chai_setup';
import { constants } from '../utils/constants';
import { ERC20Wrapper } from '../utils/erc20_wrapper';
@@ -37,6 +41,7 @@ describe(ContractName.Forwarder, () => {
let otherAddress: string;
let defaultMakerAssetAddress: string;
let zrxAssetData: string;
+ let wethAssetData: string;
let weth: DummyERC20TokenContract;
let zrxToken: DummyERC20TokenContract;
@@ -90,7 +95,7 @@ describe(ContractName.Forwarder, () => {
weth = new DummyERC20TokenContract(wethContract.abi, wethContract.address, provider);
erc20Wrapper.addDummyTokenContract(weth);
- const wethAssetData = assetDataUtils.encodeERC20AssetData(wethContract.address);
+ wethAssetData = assetDataUtils.encodeERC20AssetData(wethContract.address);
zrxAssetData = assetDataUtils.encodeERC20AssetData(zrxToken.address);
const exchangeInstance = await ExchangeContract.deployFrom0xArtifactAsync(
artifacts.Exchange,
@@ -98,8 +103,7 @@ describe(ContractName.Forwarder, () => {
txDefaults,
zrxAssetData,
);
- const exchangeContract = new ExchangeContract(exchangeInstance.abi, exchangeInstance.address, provider);
- exchangeWrapper = new ExchangeWrapper(exchangeContract, provider);
+ exchangeWrapper = new ExchangeWrapper(exchangeInstance, provider);
await exchangeWrapper.registerAssetProxyAsync(erc20Proxy.address, owner);
await exchangeWrapper.registerAssetProxyAsync(erc721Proxy.address, owner);
@@ -162,6 +166,27 @@ describe(ContractName.Forwarder, () => {
await blockchainLifecycle.revertAsync();
});
+ describe('constructor', () => {
+ it('should revert if assetProxy is unregistered', async () => {
+ const exchangeInstance = await ExchangeContract.deployFrom0xArtifactAsync(
+ artifacts.Exchange,
+ provider,
+ txDefaults,
+ zrxAssetData,
+ );
+ return expectContractCreationFailedAsync(
+ (ForwarderContract.deployFrom0xArtifactAsync(
+ artifacts.Forwarder,
+ provider,
+ txDefaults,
+ exchangeInstance.address,
+ zrxAssetData,
+ wethAssetData,
+ ) as any) as sendTransactionResult,
+ RevertReason.UnregisteredAssetProxy,
+ );
+ });
+ });
describe('marketSellOrdersWithEth without extra fees', () => {
it('should fill a single order', async () => {
const ordersWithoutFee = [orderWithoutFee];