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import { BlockchainLifecycle, devConstants } from '@0xproject/dev-utils';
import { ContractArtifact } from '@0xproject/sol-compiler';
import { BigNumber } from '@0xproject/utils';
import * as chai from 'chai';
import { LogWithDecodedArgs } from 'ethereum-types';
import 'make-promises-safe';
import * as MetacoinArtifact from '../artifacts/Metacoin.json';
import { MetacoinContract, TransferContractEventArgs } from '../src/contract_wrappers/metacoin';
import { chaiSetup } from './utils/chai_setup';
import { config } from './utils/config';
// import { profiler } from './utils/profiler';
import { provider, web3Wrapper } from './utils/web3_wrapper';
const artifact: ContractArtifact = MetacoinArtifact as any;
chaiSetup.configure();
const { expect } = chai;
const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
// tslint:disable:no-unnecessary-type-assertion
describe('Metacoin', () => {
let metacoin: MetacoinContract;
const ownerAddress = devConstants.TESTRPC_FIRST_ADDRESS;
const INITIAL_BALANCE = new BigNumber(10000);
before(async () => {
metacoin = await MetacoinContract.deployFrom0xArtifactAsync(artifact, provider, config.txDefaults);
web3Wrapper.abiDecoder.addABI(metacoin.abi);
});
beforeEach(async () => {
await blockchainLifecycle.startAsync();
});
afterEach(async () => {
await blockchainLifecycle.revertAsync();
});
describe('#constructor', () => {
it(`should initialy give ${INITIAL_BALANCE} tokens to the creator`, async () => {
const balance = await metacoin.balances.callAsync(ownerAddress);
expect(balance).to.be.bignumber.equal(INITIAL_BALANCE);
});
});
describe('#transfer', () => {
it(`should successfully transfer tokens (via transfer1)`, async () => {
const ZERO_ADDRESS = '0x0000000000000000000000000000000000000000';
const amount = INITIAL_BALANCE.div(2);
const oldBalance = await metacoin.balances.callAsync(ZERO_ADDRESS);
expect(oldBalance).to.be.bignumber.equal(0);
// profiler.start();
const txHash = await metacoin.transfer1.sendTransactionAsync(
{
to: ZERO_ADDRESS,
amount,
},
{ from: devConstants.TESTRPC_FIRST_ADDRESS },
);
// profiler.stop();
const txReceipt = await web3Wrapper.awaitTransactionSuccessAsync(txHash);
const transferLogs = txReceipt.logs[0] as LogWithDecodedArgs<TransferContractEventArgs>;
expect(transferLogs.args).to.be.deep.equal({
_to: ZERO_ADDRESS,
_from: devConstants.TESTRPC_FIRST_ADDRESS,
_value: amount,
});
const newBalance = await metacoin.balances.callAsync(ZERO_ADDRESS);
expect(newBalance).to.be.bignumber.equal(amount);
});
it(`should successfully transfer tokens (via transfer2)`, async () => {
const ZERO_ADDRESS = '0x0000000000000000000000000000000000000000';
const amount = INITIAL_BALANCE.div(2);
const oldBalance = await metacoin.balances.callAsync(ZERO_ADDRESS);
expect(oldBalance).to.be.bignumber.equal(0);
const callback = 59;
const txHash = await metacoin.transfer2.sendTransactionAsync(
{
to: ZERO_ADDRESS,
amount,
},
callback,
{ from: devConstants.TESTRPC_FIRST_ADDRESS },
);
const txReceipt = await web3Wrapper.awaitTransactionSuccessAsync(txHash);
const transferLogs = txReceipt.logs[0] as LogWithDecodedArgs<TransferContractEventArgs>;
expect(transferLogs.args).to.be.deep.equal({
_to: ZERO_ADDRESS,
_from: devConstants.TESTRPC_FIRST_ADDRESS,
_value: amount,
});
const newBalance = await metacoin.balances.callAsync(ZERO_ADDRESS);
expect(newBalance).to.be.bignumber.equal(amount);
});
it(`should successfully transfer tokens (via transfer3)`, async () => {
const ZERO_ADDRESS = '0x0000000000000000000000000000000000000000';
const amount = INITIAL_BALANCE.div(2);
const oldBalance = await metacoin.balances.callAsync(ZERO_ADDRESS);
expect(oldBalance).to.be.bignumber.equal(0);
const callback = 59;
const txHash = await metacoin.transfer3.sendTransactionAsync(
{
transferData: {
to: ZERO_ADDRESS,
amount,
},
callback,
},
{ from: devConstants.TESTRPC_FIRST_ADDRESS },
);
const txReceipt = await web3Wrapper.awaitTransactionSuccessAsync(txHash);
const transferLogs = txReceipt.logs[0] as LogWithDecodedArgs<TransferContractEventArgs>;
expect(transferLogs.args).to.be.deep.equal({
_to: ZERO_ADDRESS,
_from: devConstants.TESTRPC_FIRST_ADDRESS,
_value: amount,
});
const newBalance = await metacoin.balances.callAsync(ZERO_ADDRESS);
expect(newBalance).to.be.bignumber.equal(amount);
});
});
});
// tslint:enable:no-unnecessary-type-assertion
|
