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Diffstat (limited to 'test/token_wrapper_test.ts')
| -rw-r--r-- | test/token_wrapper_test.ts | 477 |
1 files changed, 0 insertions, 477 deletions
diff --git a/test/token_wrapper_test.ts b/test/token_wrapper_test.ts deleted file mode 100644 index b30762e8c..000000000 --- a/test/token_wrapper_test.ts +++ /dev/null @@ -1,477 +0,0 @@ -import 'mocha'; -import * as chai from 'chai'; -import {chaiSetup} from './utils/chai_setup'; -import * as Web3 from 'web3'; -import BigNumber from 'bignumber.js'; -import promisify = require('es6-promisify'); -import {web3Factory} from './utils/web3_factory'; -import { - ZeroEx, - ZeroExError, - Token, - SubscriptionOpts, - TokenEvents, - ContractEvent, - TransferContractEventArgs, - ApprovalContractEventArgs, - TokenContractEventArgs, - LogWithDecodedArgs, - LogEvent, - DecodedLogEvent, -} from '../src'; -import {BlockchainLifecycle} from './utils/blockchain_lifecycle'; -import {TokenUtils} from './utils/token_utils'; -import {DoneCallback, BlockParamLiteral} from '../src/types'; - -chaiSetup.configure(); -const expect = chai.expect; -const blockchainLifecycle = new BlockchainLifecycle(); - -describe('TokenWrapper', () => { - let web3: Web3; - let zeroEx: ZeroEx; - let userAddresses: string[]; - let tokens: Token[]; - let tokenUtils: TokenUtils; - let coinbase: string; - let addressWithoutFunds: string; - before(async () => { - web3 = web3Factory.create(); - zeroEx = new ZeroEx(web3.currentProvider); - userAddresses = await zeroEx.getAvailableAddressesAsync(); - tokens = await zeroEx.tokenRegistry.getTokensAsync(); - tokenUtils = new TokenUtils(tokens); - coinbase = userAddresses[0]; - addressWithoutFunds = userAddresses[1]; - }); - beforeEach(async () => { - await blockchainLifecycle.startAsync(); - }); - afterEach(async () => { - await blockchainLifecycle.revertAsync(); - }); - describe('#transferAsync', () => { - let token: Token; - let transferAmount: BigNumber; - before(() => { - token = tokens[0]; - transferAmount = new BigNumber(42); - }); - it('should successfully transfer tokens', async () => { - const fromAddress = coinbase; - const toAddress = addressWithoutFunds; - const preBalance = await zeroEx.token.getBalanceAsync(token.address, toAddress); - expect(preBalance).to.be.bignumber.equal(0); - const txHash = await zeroEx.token.transferAsync(token.address, fromAddress, toAddress, transferAmount); - const receipt = await zeroEx.awaitTransactionMinedAsync(txHash); - const postBalance = await zeroEx.token.getBalanceAsync(token.address, toAddress); - return expect(postBalance).to.be.bignumber.equal(transferAmount); - }); - it('should fail to transfer tokens if fromAddress has an insufficient balance', async () => { - const fromAddress = addressWithoutFunds; - const toAddress = coinbase; - return expect(zeroEx.token.transferAsync( - token.address, fromAddress, toAddress, transferAmount, - )).to.be.rejectedWith(ZeroExError.InsufficientBalanceForTransfer); - }); - it('should throw a CONTRACT_DOES_NOT_EXIST error for a non-existent token contract', async () => { - const nonExistentTokenAddress = '0x9dd402f14d67e001d8efbe6583e51bf9706aa065'; - const fromAddress = coinbase; - const toAddress = coinbase; - return expect(zeroEx.token.transferAsync( - nonExistentTokenAddress, fromAddress, toAddress, transferAmount, - )).to.be.rejectedWith(ZeroExError.ContractDoesNotExist); - }); - }); - describe('#transferFromAsync', () => { - let token: Token; - let toAddress: string; - let senderAddress: string; - before(async () => { - token = tokens[0]; - toAddress = addressWithoutFunds; - senderAddress = userAddresses[2]; - }); - it('should fail to transfer tokens if fromAddress has insufficient allowance set', async () => { - const fromAddress = coinbase; - const transferAmount = new BigNumber(42); - - const fromAddressBalance = await zeroEx.token.getBalanceAsync(token.address, fromAddress); - expect(fromAddressBalance).to.be.bignumber.greaterThan(transferAmount); - - const fromAddressAllowance = await zeroEx.token.getAllowanceAsync(token.address, fromAddress, - toAddress); - expect(fromAddressAllowance).to.be.bignumber.equal(0); - - return expect(zeroEx.token.transferFromAsync( - token.address, fromAddress, toAddress, senderAddress, transferAmount, - )).to.be.rejectedWith(ZeroExError.InsufficientAllowanceForTransfer); - }); - it('[regression] should fail to transfer tokens if set allowance for toAddress instead of senderAddress', - async () => { - const fromAddress = coinbase; - const transferAmount = new BigNumber(42); - - await zeroEx.token.setAllowanceAsync(token.address, fromAddress, toAddress, transferAmount); - - return expect(zeroEx.token.transferFromAsync( - token.address, fromAddress, toAddress, senderAddress, transferAmount, - )).to.be.rejectedWith(ZeroExError.InsufficientAllowanceForTransfer); - }); - it('should fail to transfer tokens if fromAddress has insufficient balance', async () => { - const fromAddress = addressWithoutFunds; - const transferAmount = new BigNumber(42); - - const fromAddressBalance = await zeroEx.token.getBalanceAsync(token.address, fromAddress); - expect(fromAddressBalance).to.be.bignumber.equal(0); - - await zeroEx.token.setAllowanceAsync(token.address, fromAddress, senderAddress, transferAmount); - const fromAddressAllowance = await zeroEx.token.getAllowanceAsync(token.address, fromAddress, - senderAddress); - expect(fromAddressAllowance).to.be.bignumber.equal(transferAmount); - - return expect(zeroEx.token.transferFromAsync( - token.address, fromAddress, toAddress, senderAddress, transferAmount, - )).to.be.rejectedWith(ZeroExError.InsufficientBalanceForTransfer); - }); - it('should successfully transfer tokens', async () => { - const fromAddress = coinbase; - - const preBalance = await zeroEx.token.getBalanceAsync(token.address, toAddress); - expect(preBalance).to.be.bignumber.equal(0); - - const transferAmount = new BigNumber(42); - await zeroEx.token.setAllowanceAsync(token.address, fromAddress, senderAddress, transferAmount); - - await zeroEx.token.transferFromAsync(token.address, fromAddress, toAddress, senderAddress, - transferAmount); - const postBalance = await zeroEx.token.getBalanceAsync(token.address, toAddress); - return expect(postBalance).to.be.bignumber.equal(transferAmount); - }); - it('should throw a CONTRACT_DOES_NOT_EXIST error for a non-existent token contract', async () => { - const fromAddress = coinbase; - const nonExistentTokenAddress = '0x9dd402f14d67e001d8efbe6583e51bf9706aa065'; - return expect(zeroEx.token.transferFromAsync( - nonExistentTokenAddress, fromAddress, toAddress, senderAddress, new BigNumber(42), - )).to.be.rejectedWith(ZeroExError.ContractDoesNotExist); - }); - }); - describe('#getBalanceAsync', () => { - describe('With web3 provider with accounts', () => { - it('should return the balance for an existing ERC20 token', async () => { - const token = tokens[0]; - const ownerAddress = coinbase; - const balance = await zeroEx.token.getBalanceAsync(token.address, ownerAddress); - const expectedBalance = new BigNumber('1000000000000000000000000000'); - return expect(balance).to.be.bignumber.equal(expectedBalance); - }); - it('should throw a CONTRACT_DOES_NOT_EXIST error for a non-existent token contract', async () => { - const nonExistentTokenAddress = '0x9dd402f14d67e001d8efbe6583e51bf9706aa065'; - const ownerAddress = coinbase; - return expect(zeroEx.token.getBalanceAsync(nonExistentTokenAddress, ownerAddress)) - .to.be.rejectedWith(ZeroExError.ContractDoesNotExist); - }); - it('should return a balance of 0 for a non-existent owner address', async () => { - const token = tokens[0]; - const nonExistentOwner = '0x198c6ad858f213fb31b6fe809e25040e6b964593'; - const balance = await zeroEx.token.getBalanceAsync(token.address, nonExistentOwner); - const expectedBalance = new BigNumber(0); - return expect(balance).to.be.bignumber.equal(expectedBalance); - }); - }); - describe('With web3 provider without accounts', () => { - let zeroExWithoutAccounts: ZeroEx; - before(async () => { - const hasAddresses = false; - const web3WithoutAccounts = web3Factory.create(hasAddresses); - zeroExWithoutAccounts = new ZeroEx(web3WithoutAccounts.currentProvider); - }); - it('should return balance even when called with Web3 provider instance without addresses', async () => { - const token = tokens[0]; - const ownerAddress = coinbase; - const balance = await zeroExWithoutAccounts.token.getBalanceAsync(token.address, ownerAddress); - const expectedBalance = new BigNumber('1000000000000000000000000000'); - return expect(balance).to.be.bignumber.equal(expectedBalance); - }); - }); - }); - describe('#setAllowanceAsync', () => { - it('should set the spender\'s allowance', async () => { - const token = tokens[0]; - const ownerAddress = coinbase; - const spenderAddress = addressWithoutFunds; - - const allowanceBeforeSet = await zeroEx.token.getAllowanceAsync(token.address, ownerAddress, - spenderAddress); - const expectedAllowanceBeforeAllowanceSet = new BigNumber(0); - expect(allowanceBeforeSet).to.be.bignumber.equal(expectedAllowanceBeforeAllowanceSet); - - const amountInBaseUnits = new BigNumber(50); - await zeroEx.token.setAllowanceAsync(token.address, ownerAddress, spenderAddress, amountInBaseUnits); - - const allowanceAfterSet = await zeroEx.token.getAllowanceAsync(token.address, ownerAddress, spenderAddress); - const expectedAllowanceAfterAllowanceSet = amountInBaseUnits; - return expect(allowanceAfterSet).to.be.bignumber.equal(expectedAllowanceAfterAllowanceSet); - }); - }); - describe('#setUnlimitedAllowanceAsync', () => { - it('should set the unlimited spender\'s allowance', async () => { - const token = tokens[0]; - const ownerAddress = coinbase; - const spenderAddress = addressWithoutFunds; - - await zeroEx.token.setUnlimitedAllowanceAsync(token.address, ownerAddress, spenderAddress); - const allowance = await zeroEx.token.getAllowanceAsync(token.address, ownerAddress, spenderAddress); - return expect(allowance).to.be.bignumber.equal(zeroEx.token.UNLIMITED_ALLOWANCE_IN_BASE_UNITS); - }); - it('should reduce the gas cost for transfers including tokens with unlimited allowance support', async () => { - const transferAmount = new BigNumber(5); - const zrx = tokenUtils.getProtocolTokenOrThrow(); - const [, userWithNormalAllowance, userWithUnlimitedAllowance] = userAddresses; - await zeroEx.token.setAllowanceAsync(zrx.address, coinbase, userWithNormalAllowance, transferAmount); - await zeroEx.token.setUnlimitedAllowanceAsync(zrx.address, coinbase, userWithUnlimitedAllowance); - - const initBalanceWithNormalAllowance = await promisify(web3.eth.getBalance)(userWithNormalAllowance); - const initBalanceWithUnlimitedAllowance = await promisify(web3.eth.getBalance)(userWithUnlimitedAllowance); - - await zeroEx.token.transferFromAsync( - zrx.address, coinbase, userWithNormalAllowance, userWithNormalAllowance, transferAmount, - ); - await zeroEx.token.transferFromAsync( - zrx.address, coinbase, userWithUnlimitedAllowance, userWithUnlimitedAllowance, transferAmount, - ); - - const finalBalanceWithNormalAllowance = await promisify(web3.eth.getBalance)(userWithNormalAllowance); - const finalBalanceWithUnlimitedAllowance = await promisify(web3.eth.getBalance)(userWithUnlimitedAllowance); - - const normalGasCost = initBalanceWithNormalAllowance.minus(finalBalanceWithNormalAllowance); - const unlimitedGasCost = initBalanceWithUnlimitedAllowance.minus(finalBalanceWithUnlimitedAllowance); - - // In theory the gas cost with unlimited allowance should be smaller, but with testrpc it's actually bigger. - // This needs to be investigated in ethereumjs-vm. This test is essentially a repro. - // TODO: Make this test pass with inverted assertion. - expect(unlimitedGasCost.toNumber()).to.be.gt(normalGasCost.toNumber()); - }); - }); - describe('#getAllowanceAsync', () => { - describe('With web3 provider with accounts', () => { - it('should get the proxy allowance', async () => { - const token = tokens[0]; - const ownerAddress = coinbase; - const spenderAddress = addressWithoutFunds; - - const amountInBaseUnits = new BigNumber(50); - await zeroEx.token.setAllowanceAsync(token.address, ownerAddress, spenderAddress, amountInBaseUnits); - - const allowance = await zeroEx.token.getAllowanceAsync(token.address, ownerAddress, spenderAddress); - const expectedAllowance = amountInBaseUnits; - return expect(allowance).to.be.bignumber.equal(expectedAllowance); - }); - it('should return 0 if no allowance set yet', async () => { - const token = tokens[0]; - const ownerAddress = coinbase; - const spenderAddress = addressWithoutFunds; - const allowance = await zeroEx.token.getAllowanceAsync(token.address, ownerAddress, spenderAddress); - const expectedAllowance = new BigNumber(0); - return expect(allowance).to.be.bignumber.equal(expectedAllowance); - }); - }); - describe('With web3 provider without accounts', () => { - let zeroExWithoutAccounts: ZeroEx; - before(async () => { - const hasAddresses = false; - const web3WithoutAccounts = web3Factory.create(hasAddresses); - zeroExWithoutAccounts = new ZeroEx(web3WithoutAccounts.currentProvider); - }); - it('should get the proxy allowance', async () => { - const token = tokens[0]; - const ownerAddress = coinbase; - const spenderAddress = addressWithoutFunds; - - const amountInBaseUnits = new BigNumber(50); - await zeroEx.token.setAllowanceAsync(token.address, ownerAddress, spenderAddress, amountInBaseUnits); - - const allowance = await zeroExWithoutAccounts.token.getAllowanceAsync( - token.address, ownerAddress, spenderAddress, - ); - const expectedAllowance = amountInBaseUnits; - return expect(allowance).to.be.bignumber.equal(expectedAllowance); - }); - }); - }); - describe('#getProxyAllowanceAsync', () => { - it('should get the proxy allowance', async () => { - const token = tokens[0]; - const ownerAddress = coinbase; - - const amountInBaseUnits = new BigNumber(50); - await zeroEx.token.setProxyAllowanceAsync(token.address, ownerAddress, amountInBaseUnits); - - const allowance = await zeroEx.token.getProxyAllowanceAsync(token.address, ownerAddress); - const expectedAllowance = amountInBaseUnits; - return expect(allowance).to.be.bignumber.equal(expectedAllowance); - }); - }); - describe('#setProxyAllowanceAsync', () => { - it('should set the proxy allowance', async () => { - const token = tokens[0]; - const ownerAddress = coinbase; - - const allowanceBeforeSet = await zeroEx.token.getProxyAllowanceAsync(token.address, ownerAddress); - const expectedAllowanceBeforeAllowanceSet = new BigNumber(0); - expect(allowanceBeforeSet).to.be.bignumber.equal(expectedAllowanceBeforeAllowanceSet); - - const amountInBaseUnits = new BigNumber(50); - await zeroEx.token.setProxyAllowanceAsync(token.address, ownerAddress, amountInBaseUnits); - - const allowanceAfterSet = await zeroEx.token.getProxyAllowanceAsync(token.address, ownerAddress); - const expectedAllowanceAfterAllowanceSet = amountInBaseUnits; - return expect(allowanceAfterSet).to.be.bignumber.equal(expectedAllowanceAfterAllowanceSet); - }); - }); - describe('#setUnlimitedProxyAllowanceAsync', () => { - it('should set the unlimited proxy allowance', async () => { - const token = tokens[0]; - const ownerAddress = coinbase; - - await zeroEx.token.setUnlimitedProxyAllowanceAsync(token.address, ownerAddress); - const allowance = await zeroEx.token.getProxyAllowanceAsync(token.address, ownerAddress); - return expect(allowance).to.be.bignumber.equal(zeroEx.token.UNLIMITED_ALLOWANCE_IN_BASE_UNITS); - }); - }); - describe('#subscribe', () => { - const indexFilterValues = {}; - const shouldThrowOnInsufficientBalanceOrAllowance = true; - let tokenAddress: string; - const transferAmount = new BigNumber(42); - const allowanceAmount = new BigNumber(42); - before(() => { - const token = tokens[0]; - tokenAddress = token.address; - }); - afterEach(() => { - zeroEx.token.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 a sync 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 = (err: Error, logEvent: DecodedLogEvent<TransferContractEventArgs>) => { - expect(logEvent).to.not.be.undefined(); - const args = logEvent.args; - expect(args._from).to.be.equal(coinbase); - expect(args._to).to.be.equal(addressWithoutFunds); - expect(args._value).to.be.bignumber.equal(transferAmount); - done(); - }; - zeroEx.token.subscribe( - tokenAddress, TokenEvents.Transfer, indexFilterValues, callback); - await zeroEx.token.transferAsync(tokenAddress, coinbase, addressWithoutFunds, transferAmount); - })().catch(done); - }); - it('Should receive the Approval event when allowance is being set', (done: DoneCallback) => { - (async () => { - const callback = (err: Error, logEvent: DecodedLogEvent<ApprovalContractEventArgs>) => { - expect(logEvent).to.not.be.undefined(); - const args = logEvent.args; - expect(args._owner).to.be.equal(coinbase); - expect(args._spender).to.be.equal(addressWithoutFunds); - expect(args._value).to.be.bignumber.equal(allowanceAmount); - done(); - }; - zeroEx.token.subscribe( - tokenAddress, TokenEvents.Approval, indexFilterValues, callback); - await zeroEx.token.setAllowanceAsync(tokenAddress, coinbase, addressWithoutFunds, allowanceAmount); - })().catch(done); - }); - it('Outstanding subscriptions are cancelled when zeroEx.setProviderAsync called', (done: DoneCallback) => { - (async () => { - const callbackNeverToBeCalled = (err: Error, logEvent: DecodedLogEvent<ApprovalContractEventArgs>) => { - done(new Error('Expected this subscription to have been cancelled')); - }; - zeroEx.token.subscribe( - tokenAddress, TokenEvents.Transfer, indexFilterValues, callbackNeverToBeCalled, - ); - const callbackToBeCalled = (err: Error, logEvent: DecodedLogEvent<ApprovalContractEventArgs>) => { - done(); - }; - const newProvider = web3Factory.getRpcProvider(); - await zeroEx.setProviderAsync(newProvider); - zeroEx.token.subscribe( - tokenAddress, TokenEvents.Transfer, indexFilterValues, callbackToBeCalled, - ); - await zeroEx.token.transferAsync(tokenAddress, coinbase, addressWithoutFunds, transferAmount); - })().catch(done); - }); - it('Should cancel subscription when unsubscribe called', (done: DoneCallback) => { - (async () => { - const callbackNeverToBeCalled = (err: Error, logEvent: DecodedLogEvent<ApprovalContractEventArgs>) => { - done(new Error('Expected this subscription to have been cancelled')); - }; - const subscriptionToken = zeroEx.token.subscribe( - tokenAddress, TokenEvents.Transfer, indexFilterValues, callbackNeverToBeCalled); - zeroEx.token.unsubscribe(subscriptionToken); - await zeroEx.token.transferAsync(tokenAddress, coinbase, addressWithoutFunds, transferAmount); - done(); - })().catch(done); - }); - }); - describe('#getLogsAsync', () => { - let tokenAddress: string; - let tokenTransferProxyAddress: string; - const subscriptionOpts: SubscriptionOpts = { - fromBlock: BlockParamLiteral.Earliest, - toBlock: BlockParamLiteral.Latest, - }; - let txHash: string; - before(async () => { - const token = tokens[0]; - tokenAddress = token.address; - tokenTransferProxyAddress = await zeroEx.proxy.getContractAddressAsync(); - }); - it('should get logs with decoded args emitted by Approval', async () => { - txHash = await zeroEx.token.setUnlimitedProxyAllowanceAsync(tokenAddress, coinbase); - await zeroEx.awaitTransactionMinedAsync(txHash); - const eventName = TokenEvents.Approval; - const indexFilterValues = {}; - const logs = await zeroEx.token.getLogsAsync<ApprovalContractEventArgs>( - tokenAddress, eventName, subscriptionOpts, 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(coinbase); - expect(args._spender).to.be.equal(tokenTransferProxyAddress); - expect(args._value).to.be.bignumber.equal(zeroEx.token.UNLIMITED_ALLOWANCE_IN_BASE_UNITS); - }); - it('should only get the logs with the correct event name', async () => { - txHash = await zeroEx.token.setUnlimitedProxyAllowanceAsync(tokenAddress, coinbase); - await zeroEx.awaitTransactionMinedAsync(txHash); - const differentEventName = TokenEvents.Transfer; - const indexFilterValues = {}; - const logs = await zeroEx.token.getLogsAsync( - tokenAddress, differentEventName, subscriptionOpts, indexFilterValues, - ); - expect(logs).to.have.length(0); - }); - it('should only get the logs with the correct indexed fields', async () => { - txHash = await zeroEx.token.setUnlimitedProxyAllowanceAsync(tokenAddress, coinbase); - await zeroEx.awaitTransactionMinedAsync(txHash); - txHash = await zeroEx.token.setUnlimitedProxyAllowanceAsync(tokenAddress, addressWithoutFunds); - await zeroEx.awaitTransactionMinedAsync(txHash); - const eventName = TokenEvents.Approval; - const indexFilterValues = { - _owner: coinbase, - }; - const logs = await zeroEx.token.getLogsAsync<ApprovalContractEventArgs>( - tokenAddress, eventName, subscriptionOpts, indexFilterValues, - ); - expect(logs).to.have.length(1); - const args = logs[0].args; - expect(args._owner).to.be.equal(coinbase); - }); - }); -}); |