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author | Leonid Logvinov <logvinov.leon@gmail.com> | 2017-12-20 21:53:38 +0800 |
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committer | Leonid Logvinov <logvinov.leon@gmail.com> | 2017-12-20 21:53:38 +0800 |
commit | 9ed05f56d360d9566d3f749fc5335768e67a87c1 (patch) | |
tree | f72c3454bf1d0902d3539e718a6187aabb1b25eb | |
parent | 455f74d449738d43abb5caee3aa02ea86286866c (diff) | |
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Replace our EtherTokens with WETH9 from maker
-rw-r--r-- | packages/contracts/contracts/tokens/EtherToken.sol | 57 | ||||
-rw-r--r-- | packages/contracts/contracts/tokens/EtherToken_v2.sol | 60 | ||||
-rw-r--r-- | packages/contracts/deploy/migrations/migrate.ts | 15 | ||||
-rw-r--r-- | packages/contracts/migrations/2_deploy_independent_contracts.ts | 3 | ||||
-rw-r--r-- | packages/contracts/test/ts/ether_token_v2.ts | 166 | ||||
-rw-r--r-- | packages/contracts/util/artifacts.ts | 4 |
6 files changed, 2 insertions, 303 deletions
diff --git a/packages/contracts/contracts/tokens/EtherToken.sol b/packages/contracts/contracts/tokens/EtherToken.sol deleted file mode 100644 index 2eae012fc..000000000 --- a/packages/contracts/contracts/tokens/EtherToken.sol +++ /dev/null @@ -1,57 +0,0 @@ -/* - - Copyright 2017 ZeroEx Intl. - - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. - -*/ - -pragma solidity ^0.4.11; - -import "./UnlimitedAllowanceToken.sol"; -import "./../utils/SafeMath.sol"; - -contract EtherToken is UnlimitedAllowanceToken, SafeMath { - - string constant public name = "Ether Token"; - string constant public symbol = "WETH"; - uint8 constant public decimals = 18; - - /// @dev Fallback to calling deposit when ether is sent directly to contract. - function() - public - payable - { - deposit(); - } - - /// @dev Buys tokens with Ether, exchanging them 1:1. - function deposit() - public - payable - { - balances[msg.sender] = safeAdd(balances[msg.sender], msg.value); - totalSupply = safeAdd(totalSupply, msg.value); - } - - /// @dev Sells tokens in exchange for Ether, exchanging them 1:1. - /// @param amount Number of tokens to sell. - function withdraw(uint amount) - public - { - balances[msg.sender] = safeSub(balances[msg.sender], amount); - totalSupply = safeSub(totalSupply, amount); - require(msg.sender.send(amount)); - } -} - diff --git a/packages/contracts/contracts/tokens/EtherToken_v2.sol b/packages/contracts/contracts/tokens/EtherToken_v2.sol deleted file mode 100644 index f172c8e35..000000000 --- a/packages/contracts/contracts/tokens/EtherToken_v2.sol +++ /dev/null @@ -1,60 +0,0 @@ -/* - - Copyright 2017 ZeroEx Intl. - - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. - -*/ - -pragma solidity 0.4.18; - -import "./UnlimitedAllowanceToken_v2.sol"; -import "./../utils/SafeMath_v2.sol"; - -contract EtherToken_v2 is UnlimitedAllowanceToken_v2, SafeMath_v2 { - - string constant public name = "Ether Token"; - string constant public symbol = "WETH"; - string constant public version = "2.0.0"; // version 1.0.0 deployed on mainnet at 0x2956356cd2a2bf3202f771f50d3d14a367b48070 - uint8 constant public decimals = 18; - - /// @dev Fallback to calling deposit when ether is sent directly to contract. - function() - public - payable - { - deposit(); - } - - /// @dev Buys tokens with Ether, exchanging them 1:1. - function deposit() - public - payable - { - balances[msg.sender] = safeAdd(balances[msg.sender], msg.value); - totalSupply = safeAdd(totalSupply, msg.value); - Transfer(address(0), msg.sender, msg.value); - } - - /// @dev Sells tokens in exchange for Ether, exchanging them 1:1. - /// @param _value Number of tokens to sell. - function withdraw(uint _value) - public - { - balances[msg.sender] = safeSub(balances[msg.sender], _value); - totalSupply = safeSub(totalSupply, _value); - require(msg.sender.send(_value)); - Transfer(msg.sender, address(0), _value); - } -} - diff --git a/packages/contracts/deploy/migrations/migrate.ts b/packages/contracts/deploy/migrations/migrate.ts index e2c220f68..d21d48a82 100644 --- a/packages/contracts/deploy/migrations/migrate.ts +++ b/packages/contracts/deploy/migrations/migrate.ts @@ -19,8 +19,7 @@ export const migrator = { const tokenTransferProxy = await deployer.deployAndSaveAsync('TokenTransferProxy'); const zrxToken = await deployer.deployAndSaveAsync('ZRXToken'); - const etherToken = await deployer.deployAndSaveAsync('EtherToken'); - const makerEtherToken = await deployer.deployAndSaveAsync('WETH9'); + const etherToken = await deployer.deployAndSaveAsync('WETH9'); const tokenReg = await deployer.deployAndSaveAsync('TokenRegistry'); const exchangeArgs = [zrxToken.address, tokenTransferProxy.address]; @@ -69,18 +68,6 @@ export const migrator = { gas: addTokenGasEstimate, }, ); - await tokenReg.addToken.sendTransactionAsync( - makerEtherToken.address, - 'Maker Ether Token', - 'WETH9', - 18, - constants.NULL_BYTES, - constants.NULL_BYTES, - { - from: owner, - gas: addTokenGasEstimate, - }, - ); for (const token of tokenInfo) { const totalSupply = new BigNumber(0); const args = [ diff --git a/packages/contracts/migrations/2_deploy_independent_contracts.ts b/packages/contracts/migrations/2_deploy_independent_contracts.ts index 4bf316be6..b465db7db 100644 --- a/packages/contracts/migrations/2_deploy_independent_contracts.ts +++ b/packages/contracts/migrations/2_deploy_independent_contracts.ts @@ -4,7 +4,6 @@ const { MultiSigWalletWithTimeLock, TokenTransferProxy, EtherToken, - EtherTokenV2, TokenRegistry, } = new Artifacts(artifacts); @@ -34,8 +33,6 @@ module.exports = (deployer: any, network: string, accounts: string[]) => { return deployer.deploy(TokenRegistry); }).then(() => { return deployer.deploy(EtherToken); - }).then(() => { - return deployer.deploy(EtherTokenV2); }); } else { deployer.deploy([ diff --git a/packages/contracts/test/ts/ether_token_v2.ts b/packages/contracts/test/ts/ether_token_v2.ts deleted file mode 100644 index 480c4035b..000000000 --- a/packages/contracts/test/ts/ether_token_v2.ts +++ /dev/null @@ -1,166 +0,0 @@ -import {ZeroEx, ZeroExError} from '0x.js'; -import {promisify} from '@0xproject/utils'; -import {BigNumber} from 'bignumber.js'; -import * as chai from 'chai'; -import Web3 = require('web3'); - -import {Artifacts} from '../../util/artifacts'; -import {constants} from '../../util/constants'; - -import {chaiSetup} from './utils/chai_setup'; - -const {EtherTokenV2} = new Artifacts(artifacts); - -chaiSetup.configure(); -const expect = chai.expect; - -// In order to benefit from type-safety, we re-assign the global web3 instance injected by Truffle -// with type `any` to a variable of type `Web3`. -const web3: Web3 = (global as any).web3; - -contract('EtherTokenV2', (accounts: string[]) => { - const account = accounts[0]; - const gasPrice = ZeroEx.toBaseUnitAmount(new BigNumber(20), 9); - let zeroEx: ZeroEx; - let etherTokenAddress: string; - beforeEach(async () => { - const etherToken = await EtherTokenV2.new(); - etherTokenAddress = etherToken.address; - zeroEx = new ZeroEx(web3.currentProvider, { - gasPrice, - networkId: constants.TESTRPC_NETWORK_ID, - }); - }); - - const sendTransactionAsync = promisify<string>(web3.eth.sendTransaction); - const getEthBalanceAsync = async (owner: string) => { - const balanceStr = await promisify<string>(web3.eth.getBalance)(owner); - const balance = new BigNumber(balanceStr); - return balance; - }; - - describe('deposit', () => { - it('should throw if caller attempts to deposit more Ether than caller balance', async () => { - const initEthBalance = await getEthBalanceAsync(account); - const ethToDeposit = initEthBalance.plus(1); - - return expect(zeroEx.etherToken.depositAsync(etherTokenAddress, ethToDeposit, account)) - .to.be.rejectedWith(ZeroExError.InsufficientEthBalanceForDeposit); - }); - - it('should convert deposited Ether to wrapped Ether tokens', async () => { - const initEthBalance = await getEthBalanceAsync(account); - const initEthTokenBalance = await zeroEx.token.getBalanceAsync(etherTokenAddress, account); - - const ethToDeposit = new BigNumber(web3.toWei(1, 'ether')); - - const txHash = await zeroEx.etherToken.depositAsync(etherTokenAddress, ethToDeposit, account); - const receipt = await zeroEx.awaitTransactionMinedAsync(txHash); - - const ethSpentOnGas = gasPrice.times(receipt.gasUsed); - const finalEthBalance = await getEthBalanceAsync(account); - const finalEthTokenBalance = await zeroEx.token.getBalanceAsync(etherTokenAddress, account); - - expect(finalEthBalance).to.be.bignumber.equal(initEthBalance.minus(ethToDeposit.plus(ethSpentOnGas))); - expect(finalEthTokenBalance).to.be.bignumber.equal(initEthTokenBalance.plus(ethToDeposit)); - }); - - it('should log 1 event with correct arguments', async () => { - const ethToDeposit = new BigNumber(web3.toWei(1, 'ether')); - - const txHash = await zeroEx.etherToken.depositAsync(etherTokenAddress, ethToDeposit, account); - const receipt = await zeroEx.awaitTransactionMinedAsync(txHash); - - const logs = receipt.logs; - expect(logs.length).to.equal(1); - - const expectedFrom = ZeroEx.NULL_ADDRESS; - const expectedTo = account; - const expectedValue = ethToDeposit; - const logArgs = (logs[0] as any).args; - expect(logArgs._from).to.equal(expectedFrom); - expect(logArgs._to).to.equal(expectedTo); - expect(logArgs._value).to.be.bignumber.equal(expectedValue); - }); - }); - - describe('withdraw', () => { - beforeEach(async () => { - const ethToDeposit = new BigNumber(web3.toWei(1, 'ether')); - await zeroEx.etherToken.depositAsync(etherTokenAddress, ethToDeposit, account); - }); - - it('should throw if caller attempts to withdraw greater than caller balance', async () => { - const initEthTokenBalance = await zeroEx.token.getBalanceAsync(etherTokenAddress, account); - const ethTokensToWithdraw = initEthTokenBalance.plus(1); - - return expect(zeroEx.etherToken.withdrawAsync(etherTokenAddress, ethTokensToWithdraw, account)) - .to.be.rejectedWith(ZeroExError.InsufficientWEthBalanceForWithdrawal); - }); - - it('should convert ether tokens to ether with sufficient balance', async () => { - const initEthTokenBalance = await zeroEx.token.getBalanceAsync(etherTokenAddress, account); - const initEthBalance = await getEthBalanceAsync(account); - const ethTokensToWithdraw = initEthTokenBalance; - expect(ethTokensToWithdraw).to.not.be.bignumber.equal(0); - const txHash = await zeroEx.etherToken.withdrawAsync(etherTokenAddress, ethTokensToWithdraw, account, { - gasLimit: constants.MAX_ETHERTOKEN_WITHDRAW_GAS, - }); - const receipt = await zeroEx.awaitTransactionMinedAsync(txHash); - - const ethSpentOnGas = gasPrice.times(receipt.gasUsed); - const finalEthBalance = await getEthBalanceAsync(account); - const finalEthTokenBalance = await zeroEx.token.getBalanceAsync(etherTokenAddress, account); - - expect(finalEthBalance).to.be.bignumber - .equal(initEthBalance.plus(ethTokensToWithdraw.minus(ethSpentOnGas))); - expect(finalEthTokenBalance).to.be.bignumber.equal(initEthTokenBalance.minus(ethTokensToWithdraw)); - }); - - it('should log 1 event with correct arguments', async () => { - const initEthTokenBalance = await zeroEx.token.getBalanceAsync(etherTokenAddress, account); - const ethTokensToWithdraw = initEthTokenBalance; - expect(ethTokensToWithdraw).to.not.be.bignumber.equal(0); - const txHash = await zeroEx.etherToken.withdrawAsync(etherTokenAddress, ethTokensToWithdraw, account, { - gasLimit: constants.MAX_ETHERTOKEN_WITHDRAW_GAS, - }); - const receipt = await zeroEx.awaitTransactionMinedAsync(txHash); - - const logs = receipt.logs; - expect(logs.length).to.equal(1); - - const expectedFrom = account; - const expectedTo = ZeroEx.NULL_ADDRESS; - const expectedValue = ethTokensToWithdraw; - const logArgs = (logs[0] as any).args; - expect(logArgs._from).to.equal(expectedFrom); - expect(logArgs._to).to.equal(expectedTo); - expect(logArgs._value).to.be.bignumber.equal(expectedValue); - }); - }); - - describe('fallback', () => { - it('should convert sent ether to ether tokens', async () => { - const initEthBalance = await getEthBalanceAsync(account); - const initEthTokenBalance = await zeroEx.token.getBalanceAsync(etherTokenAddress, account); - - const ethToDeposit = ZeroEx.toBaseUnitAmount(new BigNumber(1), 18); - - const txHash = await sendTransactionAsync({ - from: account, - to: etherTokenAddress, - value: ethToDeposit, - gasPrice, - }); - - const receipt = await zeroEx.awaitTransactionMinedAsync(txHash); - - const ethSpentOnGas = gasPrice.times(receipt.gasUsed); - const finalEthBalance = await getEthBalanceAsync(account); - const finalEthTokenBalance = await zeroEx.token.getBalanceAsync(etherTokenAddress, account); - - expect(finalEthBalance).to.be.bignumber.equal(initEthBalance.minus(ethToDeposit.plus(ethSpentOnGas))); - expect(finalEthTokenBalance).to.be.bignumber.equal(initEthTokenBalance.plus(ethToDeposit)); - }); - }); -}); diff --git a/packages/contracts/util/artifacts.ts b/packages/contracts/util/artifacts.ts index 6b05df78c..14acd32a1 100644 --- a/packages/contracts/util/artifacts.ts +++ b/packages/contracts/util/artifacts.ts @@ -8,7 +8,6 @@ export class Artifacts { public DummyToken: any; public DummyTokenV2: any; public EtherToken: any; - public EtherTokenV2: any; public MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress: any; public MaliciousToken: any; constructor(artifacts: any) { @@ -20,8 +19,7 @@ export class Artifacts { this.ZRXToken = artifacts.require('ZRXToken'); this.DummyToken = artifacts.require('DummyToken'); this.DummyTokenV2 = artifacts.require('DummyToken_v2'); - this.EtherToken = artifacts.require('EtherToken'); - this.EtherTokenV2 = artifacts.require('EtherToken_v2'); + this.EtherToken = artifacts.require('WETH9'); this.MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress = artifacts.require( 'MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress'); this.MaliciousToken = artifacts.require('MaliciousToken'); |