668 lines
30 KiB
TypeScript
668 lines
30 KiB
TypeScript
import { ContractAddresses } from '@0xproject/contract-addresses';
|
|
import { BlockchainLifecycle, callbackErrorReporter } from '@0xproject/dev-utils';
|
|
import { EmptyWalletSubprovider, Web3ProviderEngine } from '@0xproject/subproviders';
|
|
import { DoneCallback } from '@0xproject/types';
|
|
import { BigNumber } from '@0xproject/utils';
|
|
import * as chai from 'chai';
|
|
import { Provider } from 'ethereum-types';
|
|
import 'mocha';
|
|
|
|
import {
|
|
BlockParamLiteral,
|
|
BlockRange,
|
|
ContractWrappers,
|
|
ContractWrappersConfig,
|
|
ContractWrappersError,
|
|
DecodedLogEvent,
|
|
ERC20TokenApprovalEventArgs,
|
|
ERC20TokenEvents,
|
|
ERC20TokenTransferEventArgs,
|
|
} from '../src';
|
|
|
|
import { chaiSetup } from './utils/chai_setup';
|
|
import { constants } from './utils/constants';
|
|
import { migrateOnceAsync } from './utils/migrate';
|
|
import { tokenUtils } from './utils/token_utils';
|
|
import { provider, web3Wrapper } from './utils/web3_wrapper';
|
|
|
|
chaiSetup.configure();
|
|
const expect = chai.expect;
|
|
const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
|
|
|
|
describe('ERC20Wrapper', () => {
|
|
let contractWrappers: ContractWrappers;
|
|
let contractAddresses: ContractAddresses;
|
|
let userAddresses: string[];
|
|
let tokens: string[];
|
|
let coinbase: string;
|
|
let addressWithoutFunds: string;
|
|
let config: ContractWrappersConfig;
|
|
|
|
before(async () => {
|
|
contractAddresses = await migrateOnceAsync();
|
|
config = {
|
|
networkId: constants.TESTRPC_NETWORK_ID,
|
|
contractAddresses,
|
|
blockPollingIntervalMs: 10,
|
|
};
|
|
contractWrappers = new ContractWrappers(provider, config);
|
|
userAddresses = await web3Wrapper.getAvailableAddressesAsync();
|
|
tokens = tokenUtils.getDummyERC20TokenAddresses();
|
|
coinbase = userAddresses[0];
|
|
addressWithoutFunds = userAddresses[1];
|
|
});
|
|
beforeEach(async () => {
|
|
await blockchainLifecycle.startAsync();
|
|
});
|
|
afterEach(async () => {
|
|
await blockchainLifecycle.revertAsync();
|
|
});
|
|
describe('#transferAsync', () => {
|
|
let tokenAddress: string;
|
|
let transferAmount: BigNumber;
|
|
before(() => {
|
|
tokenAddress = tokens[0];
|
|
transferAmount = new BigNumber(42);
|
|
});
|
|
it('should successfully transfer tokens', async () => {
|
|
const fromAddress = coinbase;
|
|
const toAddress = addressWithoutFunds;
|
|
const preBalance = await contractWrappers.erc20Token.getBalanceAsync(tokenAddress, toAddress);
|
|
expect(preBalance).to.be.bignumber.equal(0);
|
|
await contractWrappers.erc20Token.transferAsync(tokenAddress, fromAddress, toAddress, transferAmount);
|
|
const postBalance = await contractWrappers.erc20Token.getBalanceAsync(tokenAddress, 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(
|
|
contractWrappers.erc20Token.transferAsync(tokenAddress, fromAddress, toAddress, transferAmount),
|
|
).to.be.rejectedWith(ContractWrappersError.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(
|
|
contractWrappers.erc20Token.transferAsync(
|
|
nonExistentTokenAddress,
|
|
fromAddress,
|
|
toAddress,
|
|
transferAmount,
|
|
),
|
|
).to.be.rejectedWith(ContractWrappersError.ERC20TokenContractDoesNotExist);
|
|
});
|
|
});
|
|
describe('#transferFromAsync', () => {
|
|
let tokenAddress: string;
|
|
let toAddress: string;
|
|
let senderAddress: string;
|
|
before(async () => {
|
|
tokenAddress = 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 contractWrappers.erc20Token.getBalanceAsync(tokenAddress, fromAddress);
|
|
expect(fromAddressBalance).to.be.bignumber.greaterThan(transferAmount);
|
|
|
|
const fromAddressAllowance = await contractWrappers.erc20Token.getAllowanceAsync(
|
|
tokenAddress,
|
|
fromAddress,
|
|
toAddress,
|
|
);
|
|
expect(fromAddressAllowance).to.be.bignumber.equal(0);
|
|
|
|
return expect(
|
|
contractWrappers.erc20Token.transferFromAsync(
|
|
tokenAddress,
|
|
fromAddress,
|
|
toAddress,
|
|
senderAddress,
|
|
transferAmount,
|
|
),
|
|
).to.be.rejectedWith(ContractWrappersError.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 contractWrappers.erc20Token.setAllowanceAsync(tokenAddress, fromAddress, toAddress, transferAmount);
|
|
|
|
return expect(
|
|
contractWrappers.erc20Token.transferFromAsync(
|
|
tokenAddress,
|
|
fromAddress,
|
|
toAddress,
|
|
senderAddress,
|
|
transferAmount,
|
|
),
|
|
).to.be.rejectedWith(ContractWrappersError.InsufficientAllowanceForTransfer);
|
|
});
|
|
it('should fail to transfer tokens if fromAddress has insufficient balance', async () => {
|
|
const fromAddress = addressWithoutFunds;
|
|
const transferAmount = new BigNumber(42);
|
|
|
|
const fromAddressBalance = await contractWrappers.erc20Token.getBalanceAsync(tokenAddress, fromAddress);
|
|
expect(fromAddressBalance).to.be.bignumber.equal(0);
|
|
|
|
await contractWrappers.erc20Token.setAllowanceAsync(
|
|
tokenAddress,
|
|
fromAddress,
|
|
senderAddress,
|
|
transferAmount,
|
|
);
|
|
const fromAddressAllowance = await contractWrappers.erc20Token.getAllowanceAsync(
|
|
tokenAddress,
|
|
fromAddress,
|
|
senderAddress,
|
|
);
|
|
expect(fromAddressAllowance).to.be.bignumber.equal(transferAmount);
|
|
|
|
return expect(
|
|
contractWrappers.erc20Token.transferFromAsync(
|
|
tokenAddress,
|
|
fromAddress,
|
|
toAddress,
|
|
senderAddress,
|
|
transferAmount,
|
|
),
|
|
).to.be.rejectedWith(ContractWrappersError.InsufficientBalanceForTransfer);
|
|
});
|
|
it('should successfully transfer tokens', async () => {
|
|
const fromAddress = coinbase;
|
|
|
|
const preBalance = await contractWrappers.erc20Token.getBalanceAsync(tokenAddress, toAddress);
|
|
expect(preBalance).to.be.bignumber.equal(0);
|
|
|
|
const transferAmount = new BigNumber(42);
|
|
await contractWrappers.erc20Token.setAllowanceAsync(
|
|
tokenAddress,
|
|
fromAddress,
|
|
senderAddress,
|
|
transferAmount,
|
|
);
|
|
|
|
await contractWrappers.erc20Token.transferFromAsync(
|
|
tokenAddress,
|
|
fromAddress,
|
|
toAddress,
|
|
senderAddress,
|
|
transferAmount,
|
|
);
|
|
const postBalance = await contractWrappers.erc20Token.getBalanceAsync(tokenAddress, 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(
|
|
contractWrappers.erc20Token.transferFromAsync(
|
|
nonExistentTokenAddress,
|
|
fromAddress,
|
|
toAddress,
|
|
senderAddress,
|
|
new BigNumber(42),
|
|
),
|
|
).to.be.rejectedWith(ContractWrappersError.ERC20TokenContractDoesNotExist);
|
|
});
|
|
});
|
|
describe('#getBalanceAsync', () => {
|
|
describe('With provider with accounts', () => {
|
|
it('should return the balance for an existing ERC20 token', async () => {
|
|
const tokenAddress = tokens[0];
|
|
const ownerAddress = coinbase;
|
|
const balance = await contractWrappers.erc20Token.getBalanceAsync(tokenAddress, 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(
|
|
contractWrappers.erc20Token.getBalanceAsync(nonExistentTokenAddress, ownerAddress),
|
|
).to.be.rejectedWith(ContractWrappersError.ERC20TokenContractDoesNotExist);
|
|
});
|
|
it('should return a balance of 0 for a non-existent owner address', async () => {
|
|
const tokenAddress = tokens[0];
|
|
const nonExistentOwner = '0x198c6ad858f213fb31b6fe809e25040e6b964593';
|
|
const balance = await contractWrappers.erc20Token.getBalanceAsync(tokenAddress, nonExistentOwner);
|
|
const expectedBalance = new BigNumber(0);
|
|
return expect(balance).to.be.bignumber.equal(expectedBalance);
|
|
});
|
|
});
|
|
describe('With provider without accounts', () => {
|
|
let zeroExContractWithoutAccounts: ContractWrappers;
|
|
before(async () => {
|
|
const emptyWalletProvider = addEmptyWalletSubprovider(provider);
|
|
zeroExContractWithoutAccounts = new ContractWrappers(emptyWalletProvider, config);
|
|
});
|
|
it('should return balance even when called with provider instance without addresses', async () => {
|
|
const tokenAddress = tokens[0];
|
|
const ownerAddress = coinbase;
|
|
const balance = await zeroExContractWithoutAccounts.erc20Token.getBalanceAsync(
|
|
tokenAddress,
|
|
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 tokenAddress = tokens[0];
|
|
const ownerAddress = coinbase;
|
|
const spenderAddress = addressWithoutFunds;
|
|
|
|
const allowanceBeforeSet = await contractWrappers.erc20Token.getAllowanceAsync(
|
|
tokenAddress,
|
|
ownerAddress,
|
|
spenderAddress,
|
|
);
|
|
const expectedAllowanceBeforeAllowanceSet = new BigNumber(0);
|
|
expect(allowanceBeforeSet).to.be.bignumber.equal(expectedAllowanceBeforeAllowanceSet);
|
|
|
|
const amountInBaseUnits = new BigNumber(50);
|
|
await contractWrappers.erc20Token.setAllowanceAsync(
|
|
tokenAddress,
|
|
ownerAddress,
|
|
spenderAddress,
|
|
amountInBaseUnits,
|
|
);
|
|
|
|
const allowanceAfterSet = await contractWrappers.erc20Token.getAllowanceAsync(
|
|
tokenAddress,
|
|
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 tokenAddress = tokens[0];
|
|
const ownerAddress = coinbase;
|
|
const spenderAddress = addressWithoutFunds;
|
|
|
|
await contractWrappers.erc20Token.setUnlimitedAllowanceAsync(tokenAddress, ownerAddress, spenderAddress);
|
|
const allowance = await contractWrappers.erc20Token.getAllowanceAsync(
|
|
tokenAddress,
|
|
ownerAddress,
|
|
spenderAddress,
|
|
);
|
|
return expect(allowance).to.be.bignumber.equal(
|
|
contractWrappers.erc20Token.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 zrxAddress = contractAddresses.zrxToken;
|
|
const [, userWithNormalAllowance, userWithUnlimitedAllowance] = userAddresses;
|
|
await contractWrappers.erc20Token.setAllowanceAsync(
|
|
zrxAddress,
|
|
coinbase,
|
|
userWithNormalAllowance,
|
|
transferAmount,
|
|
);
|
|
await contractWrappers.erc20Token.setUnlimitedAllowanceAsync(
|
|
zrxAddress,
|
|
coinbase,
|
|
userWithUnlimitedAllowance,
|
|
);
|
|
|
|
const initBalanceWithNormalAllowance = await web3Wrapper.getBalanceInWeiAsync(userWithNormalAllowance);
|
|
const initBalanceWithUnlimitedAllowance = await web3Wrapper.getBalanceInWeiAsync(
|
|
userWithUnlimitedAllowance,
|
|
);
|
|
|
|
await contractWrappers.erc20Token.transferFromAsync(
|
|
zrxAddress,
|
|
coinbase,
|
|
userWithNormalAllowance,
|
|
userWithNormalAllowance,
|
|
transferAmount,
|
|
);
|
|
await contractWrappers.erc20Token.transferFromAsync(
|
|
zrxAddress,
|
|
coinbase,
|
|
userWithUnlimitedAllowance,
|
|
userWithUnlimitedAllowance,
|
|
transferAmount,
|
|
);
|
|
|
|
const finalBalanceWithNormalAllowance = await web3Wrapper.getBalanceInWeiAsync(userWithNormalAllowance);
|
|
const finalBalanceWithUnlimitedAllowance = await web3Wrapper.getBalanceInWeiAsync(
|
|
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 provider with accounts', () => {
|
|
it('should get the proxy allowance', async () => {
|
|
const tokenAddress = tokens[0];
|
|
const ownerAddress = coinbase;
|
|
const spenderAddress = addressWithoutFunds;
|
|
|
|
const amountInBaseUnits = new BigNumber(50);
|
|
await contractWrappers.erc20Token.setAllowanceAsync(
|
|
tokenAddress,
|
|
ownerAddress,
|
|
spenderAddress,
|
|
amountInBaseUnits,
|
|
);
|
|
|
|
const allowance = await contractWrappers.erc20Token.getAllowanceAsync(
|
|
tokenAddress,
|
|
ownerAddress,
|
|
spenderAddress,
|
|
);
|
|
const expectedAllowance = amountInBaseUnits;
|
|
return expect(allowance).to.be.bignumber.equal(expectedAllowance);
|
|
});
|
|
it('should return 0 if no allowance set yet', async () => {
|
|
const tokenAddress = tokens[0];
|
|
const ownerAddress = coinbase;
|
|
const spenderAddress = addressWithoutFunds;
|
|
const allowance = await contractWrappers.erc20Token.getAllowanceAsync(
|
|
tokenAddress,
|
|
ownerAddress,
|
|
spenderAddress,
|
|
);
|
|
const expectedAllowance = new BigNumber(0);
|
|
return expect(allowance).to.be.bignumber.equal(expectedAllowance);
|
|
});
|
|
});
|
|
describe('With provider without accounts', () => {
|
|
let zeroExContractWithoutAccounts: ContractWrappers;
|
|
before(async () => {
|
|
const emptyWalletProvider = addEmptyWalletSubprovider(provider);
|
|
zeroExContractWithoutAccounts = new ContractWrappers(emptyWalletProvider, config);
|
|
});
|
|
it('should get the proxy allowance', async () => {
|
|
const tokenAddress = tokens[0];
|
|
const ownerAddress = coinbase;
|
|
const spenderAddress = addressWithoutFunds;
|
|
|
|
const amountInBaseUnits = new BigNumber(50);
|
|
await contractWrappers.erc20Token.setAllowanceAsync(
|
|
tokenAddress,
|
|
ownerAddress,
|
|
spenderAddress,
|
|
amountInBaseUnits,
|
|
);
|
|
|
|
const allowance = await zeroExContractWithoutAccounts.erc20Token.getAllowanceAsync(
|
|
tokenAddress,
|
|
ownerAddress,
|
|
spenderAddress,
|
|
);
|
|
const expectedAllowance = amountInBaseUnits;
|
|
return expect(allowance).to.be.bignumber.equal(expectedAllowance);
|
|
});
|
|
});
|
|
});
|
|
describe('#getProxyAllowanceAsync', () => {
|
|
it('should get the proxy allowance', async () => {
|
|
const tokenAddress = tokens[0];
|
|
const ownerAddress = coinbase;
|
|
|
|
const amountInBaseUnits = new BigNumber(50);
|
|
await contractWrappers.erc20Token.setProxyAllowanceAsync(tokenAddress, ownerAddress, amountInBaseUnits);
|
|
|
|
const allowance = await contractWrappers.erc20Token.getProxyAllowanceAsync(tokenAddress, ownerAddress);
|
|
const expectedAllowance = amountInBaseUnits;
|
|
return expect(allowance).to.be.bignumber.equal(expectedAllowance);
|
|
});
|
|
});
|
|
describe('#setProxyAllowanceAsync', () => {
|
|
it('should set the proxy allowance', async () => {
|
|
const tokenAddress = tokens[0];
|
|
const ownerAddress = coinbase;
|
|
|
|
const allowanceBeforeSet = await contractWrappers.erc20Token.getProxyAllowanceAsync(
|
|
tokenAddress,
|
|
ownerAddress,
|
|
);
|
|
const expectedAllowanceBeforeAllowanceSet = new BigNumber(0);
|
|
expect(allowanceBeforeSet).to.be.bignumber.equal(expectedAllowanceBeforeAllowanceSet);
|
|
|
|
const amountInBaseUnits = new BigNumber(50);
|
|
await contractWrappers.erc20Token.setProxyAllowanceAsync(tokenAddress, ownerAddress, amountInBaseUnits);
|
|
|
|
const allowanceAfterSet = await contractWrappers.erc20Token.getProxyAllowanceAsync(
|
|
tokenAddress,
|
|
ownerAddress,
|
|
);
|
|
const expectedAllowanceAfterAllowanceSet = amountInBaseUnits;
|
|
return expect(allowanceAfterSet).to.be.bignumber.equal(expectedAllowanceAfterAllowanceSet);
|
|
});
|
|
});
|
|
describe('#setUnlimitedProxyAllowanceAsync', () => {
|
|
it('should set the unlimited proxy allowance', async () => {
|
|
const tokenAddress = tokens[0];
|
|
const ownerAddress = coinbase;
|
|
|
|
await contractWrappers.erc20Token.setUnlimitedProxyAllowanceAsync(tokenAddress, ownerAddress);
|
|
const allowance = await contractWrappers.erc20Token.getProxyAllowanceAsync(tokenAddress, ownerAddress);
|
|
return expect(allowance).to.be.bignumber.equal(
|
|
contractWrappers.erc20Token.UNLIMITED_ALLOWANCE_IN_BASE_UNITS,
|
|
);
|
|
});
|
|
});
|
|
describe('#subscribe', () => {
|
|
const indexFilterValues = {};
|
|
let tokenAddress: string;
|
|
const transferAmount = new BigNumber(42);
|
|
const allowanceAmount = new BigNumber(42);
|
|
before(() => {
|
|
tokenAddress = tokens[0];
|
|
});
|
|
afterEach(() => {
|
|
contractWrappers.erc20Token.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 = callbackErrorReporter.reportNodeCallbackErrors(done)(
|
|
(logEvent: DecodedLogEvent<ERC20TokenTransferEventArgs>) => {
|
|
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(coinbase);
|
|
expect(args._to).to.be.equal(addressWithoutFunds);
|
|
expect(args._value).to.be.bignumber.equal(transferAmount);
|
|
},
|
|
);
|
|
contractWrappers.erc20Token.subscribe(
|
|
tokenAddress,
|
|
ERC20TokenEvents.Transfer,
|
|
indexFilterValues,
|
|
callback,
|
|
);
|
|
await contractWrappers.erc20Token.transferAsync(
|
|
tokenAddress,
|
|
coinbase,
|
|
addressWithoutFunds,
|
|
transferAmount,
|
|
);
|
|
})().catch(done);
|
|
});
|
|
it('Should receive the Approval event when allowance is being set', (done: DoneCallback) => {
|
|
(async () => {
|
|
const callback = callbackErrorReporter.reportNodeCallbackErrors(done)(
|
|
(logEvent: DecodedLogEvent<ERC20TokenApprovalEventArgs>) => {
|
|
expect(logEvent).to.not.be.undefined();
|
|
expect(logEvent.isRemoved).to.be.false();
|
|
const args = logEvent.log.args;
|
|
expect(args._owner).to.be.equal(coinbase);
|
|
expect(args._spender).to.be.equal(addressWithoutFunds);
|
|
expect(args._value).to.be.bignumber.equal(allowanceAmount);
|
|
},
|
|
);
|
|
contractWrappers.erc20Token.subscribe(
|
|
tokenAddress,
|
|
ERC20TokenEvents.Approval,
|
|
indexFilterValues,
|
|
callback,
|
|
);
|
|
await contractWrappers.erc20Token.setAllowanceAsync(
|
|
tokenAddress,
|
|
coinbase,
|
|
addressWithoutFunds,
|
|
allowanceAmount,
|
|
);
|
|
})().catch(done);
|
|
});
|
|
it('Outstanding subscriptions are cancelled when contractWrappers.unsubscribeAll called', (done: DoneCallback) => {
|
|
(async () => {
|
|
const callbackNeverToBeCalled = callbackErrorReporter.reportNodeCallbackErrors(done)(
|
|
(_logEvent: DecodedLogEvent<ERC20TokenApprovalEventArgs>) => {
|
|
done(new Error('Expected this subscription to have been cancelled'));
|
|
},
|
|
);
|
|
contractWrappers.erc20Token.subscribe(
|
|
tokenAddress,
|
|
ERC20TokenEvents.Transfer,
|
|
indexFilterValues,
|
|
callbackNeverToBeCalled,
|
|
);
|
|
const callbackToBeCalled = callbackErrorReporter.reportNodeCallbackErrors(done)();
|
|
contractWrappers.unsubscribeAll();
|
|
contractWrappers.erc20Token.subscribe(
|
|
tokenAddress,
|
|
ERC20TokenEvents.Transfer,
|
|
indexFilterValues,
|
|
callbackToBeCalled,
|
|
);
|
|
await contractWrappers.erc20Token.transferAsync(
|
|
tokenAddress,
|
|
coinbase,
|
|
addressWithoutFunds,
|
|
transferAmount,
|
|
);
|
|
})().catch(done);
|
|
});
|
|
it('Should cancel subscription when unsubscribe called', (done: DoneCallback) => {
|
|
(async () => {
|
|
const callbackNeverToBeCalled = callbackErrorReporter.reportNodeCallbackErrors(done)(
|
|
(_logEvent: DecodedLogEvent<ERC20TokenApprovalEventArgs>) => {
|
|
done(new Error('Expected this subscription to have been cancelled'));
|
|
},
|
|
);
|
|
const subscriptionToken = contractWrappers.erc20Token.subscribe(
|
|
tokenAddress,
|
|
ERC20TokenEvents.Transfer,
|
|
indexFilterValues,
|
|
callbackNeverToBeCalled,
|
|
);
|
|
contractWrappers.erc20Token.unsubscribe(subscriptionToken);
|
|
await contractWrappers.erc20Token.transferAsync(
|
|
tokenAddress,
|
|
coinbase,
|
|
addressWithoutFunds,
|
|
transferAmount,
|
|
);
|
|
done();
|
|
})().catch(done);
|
|
});
|
|
});
|
|
describe('#getLogsAsync', () => {
|
|
let tokenAddress: string;
|
|
let tokenTransferProxyAddress: string;
|
|
const blockRange: BlockRange = {
|
|
fromBlock: 0,
|
|
toBlock: BlockParamLiteral.Latest,
|
|
};
|
|
let txHash: string;
|
|
before(() => {
|
|
tokenAddress = tokens[0];
|
|
tokenTransferProxyAddress = contractWrappers.erc20Proxy.address;
|
|
});
|
|
it('should get logs with decoded args emitted by Approval', async () => {
|
|
txHash = await contractWrappers.erc20Token.setUnlimitedProxyAllowanceAsync(tokenAddress, coinbase);
|
|
await web3Wrapper.awaitTransactionSuccessAsync(txHash, constants.AWAIT_TRANSACTION_MINED_MS);
|
|
const eventName = ERC20TokenEvents.Approval;
|
|
const indexFilterValues = {};
|
|
const logs = await contractWrappers.erc20Token.getLogsAsync<ERC20TokenApprovalEventArgs>(
|
|
tokenAddress,
|
|
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(coinbase);
|
|
expect(args._spender).to.be.equal(tokenTransferProxyAddress);
|
|
expect(args._value).to.be.bignumber.equal(contractWrappers.erc20Token.UNLIMITED_ALLOWANCE_IN_BASE_UNITS);
|
|
});
|
|
it('should only get the logs with the correct event name', async () => {
|
|
txHash = await contractWrappers.erc20Token.setUnlimitedProxyAllowanceAsync(tokenAddress, coinbase);
|
|
await web3Wrapper.awaitTransactionSuccessAsync(txHash, constants.AWAIT_TRANSACTION_MINED_MS);
|
|
const differentEventName = ERC20TokenEvents.Transfer;
|
|
const indexFilterValues = {};
|
|
const logs = await contractWrappers.erc20Token.getLogsAsync(
|
|
tokenAddress,
|
|
differentEventName,
|
|
blockRange,
|
|
indexFilterValues,
|
|
);
|
|
expect(logs).to.have.length(0);
|
|
});
|
|
it('should only get the logs with the correct indexed fields', async () => {
|
|
txHash = await contractWrappers.erc20Token.setUnlimitedProxyAllowanceAsync(tokenAddress, coinbase);
|
|
await web3Wrapper.awaitTransactionSuccessAsync(txHash, constants.AWAIT_TRANSACTION_MINED_MS);
|
|
txHash = await contractWrappers.erc20Token.setUnlimitedProxyAllowanceAsync(
|
|
tokenAddress,
|
|
addressWithoutFunds,
|
|
);
|
|
await web3Wrapper.awaitTransactionSuccessAsync(txHash, constants.AWAIT_TRANSACTION_MINED_MS);
|
|
const eventName = ERC20TokenEvents.Approval;
|
|
const indexFilterValues = {
|
|
_owner: coinbase,
|
|
};
|
|
const logs = await contractWrappers.erc20Token.getLogsAsync<ERC20TokenApprovalEventArgs>(
|
|
tokenAddress,
|
|
eventName,
|
|
blockRange,
|
|
indexFilterValues,
|
|
);
|
|
expect(logs).to.have.length(1);
|
|
const args = logs[0].args;
|
|
expect(args._owner).to.be.equal(coinbase);
|
|
});
|
|
});
|
|
});
|
|
// tslint:disable:max-file-line-count
|
|
|
|
function addEmptyWalletSubprovider(p: Provider): Provider {
|
|
const providerEngine = new Web3ProviderEngine();
|
|
providerEngine.addProvider(new EmptyWalletSubprovider());
|
|
const currentSubproviders = (p as any)._providers;
|
|
for (const subprovider of currentSubproviders) {
|
|
providerEngine.addProvider(subprovider);
|
|
}
|
|
providerEngine.start();
|
|
return providerEngine;
|
|
}
|