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Diffstat (limited to 'packages/0x.js/test/ether_token_wrapper_test.ts')
| -rw-r--r-- | packages/0x.js/test/ether_token_wrapper_test.ts | 386 |
1 files changed, 0 insertions, 386 deletions
diff --git a/packages/0x.js/test/ether_token_wrapper_test.ts b/packages/0x.js/test/ether_token_wrapper_test.ts deleted file mode 100644 index 99c42fe0b..000000000 --- a/packages/0x.js/test/ether_token_wrapper_test.ts +++ /dev/null @@ -1,386 +0,0 @@ -import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-utils'; -import { BigNumber } from '@0xproject/utils'; -import { Web3Wrapper } from '@0xproject/web3-wrapper'; -import * as chai from 'chai'; -import 'mocha'; - -import { - ApprovalContractEventArgs, - BlockParamLiteral, - BlockRange, - DecodedLogEvent, - DepositContractEventArgs, - EtherTokenEvents, - Token, - TransferContractEventArgs, - WithdrawalContractEventArgs, - ZeroEx, - ZeroExError, -} from '../src'; -import { DoneCallback } from '../src/types'; - -import { chaiSetup } from './utils/chai_setup'; -import { constants } from './utils/constants'; -import { reportNodeCallbackErrors } from './utils/report_callback_errors'; -import { TokenUtils } from './utils/token_utils'; -import { provider, web3Wrapper } from './utils/web3_wrapper'; - -chaiSetup.configure(); -const expect = chai.expect; -const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper); - -// Since the address depositing/withdrawing ETH/WETH also needs to pay gas costs for the transaction, -// a small amount of ETH will be used to pay this gas cost. We therefore check that the difference between -// the expected balance and actual balance (given the amount of ETH deposited), only deviates by the amount -// required to pay gas costs. -const MAX_REASONABLE_GAS_COST_IN_WEI = 62517; - -describe('EtherTokenWrapper', () => { - let zeroEx: ZeroEx; - let tokens: Token[]; - let userAddresses: string[]; - let addressWithETH: string; - let wethContractAddress: string; - let depositWeiAmount: BigNumber; - let decimalPlaces: number; - let addressWithoutFunds: string; - const gasPrice = new BigNumber(1); - const zeroExConfig = { - gasPrice, - networkId: constants.TESTRPC_NETWORK_ID, - }; - const transferAmount = new BigNumber(42); - const allowanceAmount = new BigNumber(42); - const depositAmount = new BigNumber(42); - const withdrawalAmount = new BigNumber(42); - before(async () => { - zeroEx = new ZeroEx(provider, zeroExConfig); - tokens = await zeroEx.tokenRegistry.getTokensAsync(); - userAddresses = await zeroEx.getAvailableAddressesAsync(); - addressWithETH = userAddresses[0]; - wethContractAddress = zeroEx.etherToken.getContractAddressIfExists() as string; - depositWeiAmount = Web3Wrapper.toWei(new BigNumber(5)); - decimalPlaces = 7; - addressWithoutFunds = userAddresses[1]; - }); - beforeEach(async () => { - await blockchainLifecycle.startAsync(); - }); - afterEach(async () => { - await blockchainLifecycle.revertAsync(); - }); - describe('#getContractAddressIfExists', async () => { - it('should return contract address if connected to a known network', () => { - const contractAddressIfExists = zeroEx.etherToken.getContractAddressIfExists(); - expect(contractAddressIfExists).to.not.be.undefined(); - }); - it('should throw if connected to a private network and contract addresses are not specified', () => { - const UNKNOWN_NETWORK_NETWORK_ID = 10; - expect( - () => - new ZeroEx(provider, { - networkId: UNKNOWN_NETWORK_NETWORK_ID, - } as any), - ).to.throw(); - }); - }); - describe('#depositAsync', () => { - it('should successfully deposit ETH and issue Wrapped ETH tokens', async () => { - const preETHBalance = await (zeroEx as any)._web3Wrapper.getBalanceInWeiAsync(addressWithETH); - const preWETHBalance = await zeroEx.token.getBalanceAsync(wethContractAddress, addressWithETH); - expect(preETHBalance).to.be.bignumber.gt(0); - expect(preWETHBalance).to.be.bignumber.equal(0); - - const txHash = await zeroEx.etherToken.depositAsync(wethContractAddress, depositWeiAmount, addressWithETH); - await zeroEx.awaitTransactionMinedAsync(txHash); - - const postETHBalanceInWei = await (zeroEx as any)._web3Wrapper.getBalanceInWeiAsync(addressWithETH); - const postWETHBalanceInBaseUnits = await zeroEx.token.getBalanceAsync(wethContractAddress, addressWithETH); - - expect(postWETHBalanceInBaseUnits).to.be.bignumber.equal(depositWeiAmount); - const remainingETHInWei = preETHBalance.minus(depositWeiAmount); - const gasCost = remainingETHInWei.minus(postETHBalanceInWei); - expect(gasCost).to.be.bignumber.lte(MAX_REASONABLE_GAS_COST_IN_WEI); - }); - it('should throw if user has insufficient ETH balance for deposit', async () => { - const preETHBalance = await (zeroEx as any)._web3Wrapper.getBalanceInWeiAsync(addressWithETH); - - const extraETHBalance = Web3Wrapper.toWei(new BigNumber(5)); - const overETHBalanceinWei = preETHBalance.add(extraETHBalance); - - return expect( - zeroEx.etherToken.depositAsync(wethContractAddress, overETHBalanceinWei, addressWithETH), - ).to.be.rejectedWith(ZeroExError.InsufficientEthBalanceForDeposit); - }); - }); - describe('#withdrawAsync', () => { - it('should successfully withdraw ETH in return for Wrapped ETH tokens', async () => { - const ETHBalanceInWei = await (zeroEx as any)._web3Wrapper.getBalanceInWeiAsync(addressWithETH); - - await zeroEx.etherToken.depositAsync(wethContractAddress, depositWeiAmount, addressWithETH); - - const expectedPreETHBalance = ETHBalanceInWei.minus(depositWeiAmount); - const preETHBalance = await (zeroEx as any)._web3Wrapper.getBalanceInWeiAsync(addressWithETH); - const preWETHBalance = await zeroEx.token.getBalanceAsync(wethContractAddress, addressWithETH); - let gasCost = expectedPreETHBalance.minus(preETHBalance); - expect(gasCost).to.be.bignumber.lte(MAX_REASONABLE_GAS_COST_IN_WEI); - expect(preWETHBalance).to.be.bignumber.equal(depositWeiAmount); - - const txHash = await zeroEx.etherToken.withdrawAsync(wethContractAddress, depositWeiAmount, addressWithETH); - await zeroEx.awaitTransactionMinedAsync(txHash); - - const postETHBalance = await (zeroEx as any)._web3Wrapper.getBalanceInWeiAsync(addressWithETH); - const postWETHBalanceInBaseUnits = await zeroEx.token.getBalanceAsync(wethContractAddress, addressWithETH); - - expect(postWETHBalanceInBaseUnits).to.be.bignumber.equal(0); - const expectedETHBalance = preETHBalance.add(depositWeiAmount).round(decimalPlaces); - gasCost = expectedETHBalance.minus(postETHBalance); - expect(gasCost).to.be.bignumber.lte(MAX_REASONABLE_GAS_COST_IN_WEI); - }); - it('should throw if user has insufficient WETH balance for withdrawal', async () => { - const preWETHBalance = await zeroEx.token.getBalanceAsync(wethContractAddress, addressWithETH); - expect(preWETHBalance).to.be.bignumber.equal(0); - - const overWETHBalance = preWETHBalance.add(999999999); - - return expect( - zeroEx.etherToken.withdrawAsync(wethContractAddress, overWETHBalance, addressWithETH), - ).to.be.rejectedWith(ZeroExError.InsufficientWEthBalanceForWithdrawal); - }); - }); - describe('#subscribe', () => { - const indexFilterValues = {}; - let etherTokenAddress: string; - before(() => { - const tokenUtils = new TokenUtils(tokens); - const etherToken = tokenUtils.getWethTokenOrThrow(); - etherTokenAddress = etherToken.address; - }); - afterEach(() => { - zeroEx.etherToken.unsubscribeAll(); - }); - // Hack: Mocha does not allow a test to be both async and have a `done` callback - // Since we need to await the receipt of the event in the `subscribe` callback, - // we do need both. A hack is to make the top-level async fn w/ a done callback and then - // wrap the rest of the test in an async block - // Source: https://github.com/mochajs/mocha/issues/2407 - it('Should receive the Transfer event when tokens are transfered', (done: DoneCallback) => { - (async () => { - const callback = reportNodeCallbackErrors(done)( - (logEvent: DecodedLogEvent<TransferContractEventArgs>) => { - expect(logEvent).to.not.be.undefined(); - expect(logEvent.isRemoved).to.be.false(); - expect(logEvent.log.logIndex).to.be.equal(0); - expect(logEvent.log.transactionIndex).to.be.equal(0); - expect(logEvent.log.blockNumber).to.be.a('number'); - const args = logEvent.log.args; - expect(args._from).to.be.equal(addressWithETH); - expect(args._to).to.be.equal(addressWithoutFunds); - expect(args._value).to.be.bignumber.equal(transferAmount); - }, - ); - await zeroEx.etherToken.depositAsync(etherTokenAddress, transferAmount, addressWithETH); - zeroEx.etherToken.subscribe(etherTokenAddress, EtherTokenEvents.Transfer, indexFilterValues, callback); - await zeroEx.token.transferAsync( - etherTokenAddress, - addressWithETH, - addressWithoutFunds, - transferAmount, - ); - })().catch(done); - }); - it('Should receive the Approval event when allowance is being set', (done: DoneCallback) => { - (async () => { - const callback = reportNodeCallbackErrors(done)( - (logEvent: DecodedLogEvent<ApprovalContractEventArgs>) => { - expect(logEvent).to.not.be.undefined(); - expect(logEvent.isRemoved).to.be.false(); - const args = logEvent.log.args; - expect(args._owner).to.be.equal(addressWithETH); - expect(args._spender).to.be.equal(addressWithoutFunds); - expect(args._value).to.be.bignumber.equal(allowanceAmount); - }, - ); - zeroEx.etherToken.subscribe(etherTokenAddress, EtherTokenEvents.Approval, indexFilterValues, callback); - await zeroEx.token.setAllowanceAsync( - etherTokenAddress, - addressWithETH, - addressWithoutFunds, - allowanceAmount, - ); - })().catch(done); - }); - it('Should receive the Deposit event when ether is being deposited', (done: DoneCallback) => { - (async () => { - const callback = reportNodeCallbackErrors(done)( - (logEvent: DecodedLogEvent<DepositContractEventArgs>) => { - expect(logEvent).to.not.be.undefined(); - expect(logEvent.isRemoved).to.be.false(); - const args = logEvent.log.args; - expect(args._owner).to.be.equal(addressWithETH); - expect(args._value).to.be.bignumber.equal(depositAmount); - }, - ); - zeroEx.etherToken.subscribe(etherTokenAddress, EtherTokenEvents.Deposit, indexFilterValues, callback); - await zeroEx.etherToken.depositAsync(etherTokenAddress, depositAmount, addressWithETH); - })().catch(done); - }); - it('Should receive the Withdrawal event when ether is being withdrawn', (done: DoneCallback) => { - (async () => { - const callback = reportNodeCallbackErrors(done)( - (logEvent: DecodedLogEvent<WithdrawalContractEventArgs>) => { - expect(logEvent).to.not.be.undefined(); - expect(logEvent.isRemoved).to.be.false(); - const args = logEvent.log.args; - expect(args._owner).to.be.equal(addressWithETH); - expect(args._value).to.be.bignumber.equal(depositAmount); - }, - ); - await zeroEx.etherToken.depositAsync(etherTokenAddress, depositAmount, addressWithETH); - zeroEx.etherToken.subscribe( - etherTokenAddress, - EtherTokenEvents.Withdrawal, - indexFilterValues, - callback, - ); - await zeroEx.etherToken.withdrawAsync(etherTokenAddress, withdrawalAmount, addressWithETH); - })().catch(done); - }); - it('should cancel outstanding subscriptions when ZeroEx.setProvider is called', (done: DoneCallback) => { - (async () => { - const callbackNeverToBeCalled = reportNodeCallbackErrors(done)( - (logEvent: DecodedLogEvent<ApprovalContractEventArgs>) => { - done(new Error('Expected this subscription to have been cancelled')); - }, - ); - zeroEx.etherToken.subscribe( - etherTokenAddress, - EtherTokenEvents.Transfer, - indexFilterValues, - callbackNeverToBeCalled, - ); - const callbackToBeCalled = reportNodeCallbackErrors(done)(); - zeroEx.setProvider(provider, constants.TESTRPC_NETWORK_ID); - await zeroEx.etherToken.depositAsync(etherTokenAddress, transferAmount, addressWithETH); - zeroEx.etherToken.subscribe( - etherTokenAddress, - EtherTokenEvents.Transfer, - indexFilterValues, - callbackToBeCalled, - ); - await zeroEx.token.transferAsync( - etherTokenAddress, - addressWithETH, - addressWithoutFunds, - transferAmount, - ); - })().catch(done); - }); - it('Should cancel subscription when unsubscribe called', (done: DoneCallback) => { - (async () => { - const callbackNeverToBeCalled = reportNodeCallbackErrors(done)( - (logEvent: DecodedLogEvent<ApprovalContractEventArgs>) => { - done(new Error('Expected this subscription to have been cancelled')); - }, - ); - await zeroEx.etherToken.depositAsync(etherTokenAddress, transferAmount, addressWithETH); - const subscriptionToken = zeroEx.etherToken.subscribe( - etherTokenAddress, - EtherTokenEvents.Transfer, - indexFilterValues, - callbackNeverToBeCalled, - ); - zeroEx.etherToken.unsubscribe(subscriptionToken); - await zeroEx.token.transferAsync( - etherTokenAddress, - addressWithETH, - addressWithoutFunds, - transferAmount, - ); - done(); - })().catch(done); - }); - }); - describe('#getLogsAsync', () => { - let etherTokenAddress: string; - let tokenTransferProxyAddress: string; - const blockRange: BlockRange = { - fromBlock: 0, - toBlock: BlockParamLiteral.Latest, - }; - let txHash: string; - before(() => { - addressWithETH = userAddresses[0]; - const tokenUtils = new TokenUtils(tokens); - const etherToken = tokenUtils.getWethTokenOrThrow(); - etherTokenAddress = etherToken.address; - tokenTransferProxyAddress = zeroEx.proxy.getContractAddress(); - }); - it('should get logs with decoded args emitted by Approval', async () => { - txHash = await zeroEx.token.setUnlimitedProxyAllowanceAsync(etherTokenAddress, addressWithETH); - await zeroEx.awaitTransactionMinedAsync(txHash); - const eventName = EtherTokenEvents.Approval; - const indexFilterValues = {}; - const logs = await zeroEx.etherToken.getLogsAsync<ApprovalContractEventArgs>( - etherTokenAddress, - eventName, - blockRange, - indexFilterValues, - ); - expect(logs).to.have.length(1); - const args = logs[0].args; - expect(logs[0].event).to.be.equal(eventName); - expect(args._owner).to.be.equal(addressWithETH); - expect(args._spender).to.be.equal(tokenTransferProxyAddress); - expect(args._value).to.be.bignumber.equal(zeroEx.token.UNLIMITED_ALLOWANCE_IN_BASE_UNITS); - }); - it('should get logs with decoded args emitted by Deposit', async () => { - await zeroEx.etherToken.depositAsync(etherTokenAddress, depositAmount, addressWithETH); - const eventName = EtherTokenEvents.Deposit; - const indexFilterValues = {}; - const logs = await zeroEx.etherToken.getLogsAsync<DepositContractEventArgs>( - etherTokenAddress, - eventName, - blockRange, - indexFilterValues, - ); - expect(logs).to.have.length(1); - const args = logs[0].args; - expect(logs[0].event).to.be.equal(eventName); - expect(args._owner).to.be.equal(addressWithETH); - expect(args._value).to.be.bignumber.equal(depositAmount); - }); - it('should only get the logs with the correct event name', async () => { - txHash = await zeroEx.token.setUnlimitedProxyAllowanceAsync(etherTokenAddress, addressWithETH); - await zeroEx.awaitTransactionMinedAsync(txHash); - const differentEventName = EtherTokenEvents.Transfer; - const indexFilterValues = {}; - const logs = await zeroEx.etherToken.getLogsAsync( - etherTokenAddress, - differentEventName, - blockRange, - indexFilterValues, - ); - expect(logs).to.have.length(0); - }); - it('should only get the logs with the correct indexed fields', async () => { - txHash = await zeroEx.token.setUnlimitedProxyAllowanceAsync(etherTokenAddress, addressWithETH); - await zeroEx.awaitTransactionMinedAsync(txHash); - txHash = await zeroEx.token.setUnlimitedProxyAllowanceAsync(etherTokenAddress, addressWithoutFunds); - await zeroEx.awaitTransactionMinedAsync(txHash); - const eventName = EtherTokenEvents.Approval; - const indexFilterValues = { - _owner: addressWithETH, - }; - const logs = await zeroEx.etherToken.getLogsAsync<ApprovalContractEventArgs>( - etherTokenAddress, - eventName, - blockRange, - indexFilterValues, - ); - expect(logs).to.have.length(1); - const args = logs[0].args; - expect(args._owner).to.be.equal(addressWithETH); - }); - }); -}); |