2019-08-21 13:04:13 -07:00

1319 lines
82 KiB
TypeScript

import {
chaiSetup,
constants,
expectTransactionFailedAsync,
provider,
txDefaults,
web3Wrapper,
} from '@0x/contracts-test-utils';
import { DummyERC20TokenContract } from '@0x/contracts-erc20';
import { BlockchainLifecycle } from '@0x/dev-utils';
import { RevertReason } from '@0x/types';
import { BigNumber } from '@0x/utils';
import * as chai from 'chai';
import { LogWithDecodedArgs } from 'ethereum-types';
import * as _ from 'lodash';
import { constants as stakingConstants } from './utils/constants';
import { StakingWrapper } from './utils/staking_wrapper';
import { ERC20Wrapper, ERC20ProxyContract } from '@0x/contracts-asset-proxy';
import { StakingContract } from '../src';
chaiSetup.configure();
const expect = chai.expect;
const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
// tslint:disable:no-unnecessary-type-assertion
describe('Staking Core', () => {
// constants
const ZRX_TOKEN_DECIMALS = new BigNumber(18);
// tokens & addresses
let owner: string;
let exchange: string;
let stakers: string[];
let makers: string[];
let delegators: string[];
let zrxTokenContract: DummyERC20TokenContract;
let erc20ProxyContract: ERC20ProxyContract;
// wrappers
let stakingWrapper: StakingWrapper;
let erc20Wrapper: ERC20Wrapper;
// tests
before(async () => {
await blockchainLifecycle.startAsync();
});
after(async () => {
await blockchainLifecycle.revertAsync();
});
before(async () => {
// create accounts
const accounts = await web3Wrapper.getAvailableAddressesAsync();
owner = accounts[0];
exchange = accounts[1];
stakers = accounts.slice(2, 5);
makers = accounts.slice(4, 10);
// deploy erc20 proxy
erc20Wrapper = new ERC20Wrapper(provider, accounts, owner);
erc20ProxyContract = await erc20Wrapper.deployProxyAsync();
// deploy zrx token
[zrxTokenContract] = await erc20Wrapper.deployDummyTokensAsync(1, ZRX_TOKEN_DECIMALS);
await erc20Wrapper.setBalancesAndAllowancesAsync();
// deploy staking contracts
stakingWrapper = new StakingWrapper(provider, owner, erc20ProxyContract, zrxTokenContract);
await stakingWrapper.deployAndConfigureContracts();
});
beforeEach(async () => {
await blockchainLifecycle.startAsync();
});
afterEach(async () => {
await blockchainLifecycle.revertAsync();
});
describe('end-to-end tests', () => {
it('epochs & timelock periods', async () => {
///// 0/3 Validate Assumptions /////
expect(await stakingWrapper.getEpochPeriodInSecondsAsync()).to.be.bignumber.equal(stakingConstants.EPOCH_PERIOD_IN_SECONDS);
expect(await stakingWrapper.getTimelockPeriodInEpochsAsync()).to.be.bignumber.equal(stakingConstants.TIMELOCK_PERIOD_IN_EPOCHS);
///// 1/3 Validate Initial Epoch & Timelock Period /////
{
// epoch
const currentEpoch = await stakingWrapper.getCurrentEpochAsync();
expect(currentEpoch).to.be.bignumber.equal(stakingConstants.INITIAL_EPOCH);
// timelock period
const currentTimelockPeriod = await stakingWrapper.getCurrentTimelockPeriodAsync();
expect(currentTimelockPeriod).to.be.bignumber.equal(stakingConstants.INITIAL_TIMELOCK_PERIOD);
}
///// 2/3 Increment Epoch (Timelock Should Not Increment) /////
await stakingWrapper.skipToNextEpochAsync();
{
// epoch
const currentEpoch = await stakingWrapper.getCurrentEpochAsync();
expect(currentEpoch).to.be.bignumber.equal(stakingConstants.INITIAL_EPOCH.plus(1));
// timelock period
const currentTimelockPeriod = await stakingWrapper.getCurrentTimelockPeriodAsync();
expect(currentTimelockPeriod).to.be.bignumber.equal(stakingConstants.INITIAL_TIMELOCK_PERIOD);
}
///// 3/3 Increment Epoch (Timelock Should Increment) /////
await stakingWrapper.skipToNextTimelockPeriodAsync();
{
// timelock period
const currentTimelockPeriod = await stakingWrapper.getCurrentTimelockPeriodAsync();
expect(currentTimelockPeriod).to.be.bignumber.equal(stakingConstants.INITIAL_TIMELOCK_PERIOD.plus(1));
}
});
it('staking/unstaking', async () => {
///// 1 SETUP TEST PARAMETERS /////
const amountToStake = stakingWrapper.toBaseUnitAmount(10);
const amountToDeactivate = stakingWrapper.toBaseUnitAmount(4);
const amountToReactivate = stakingWrapper.toBaseUnitAmount(1);
const amountToWithdraw = stakingWrapper.toBaseUnitAmount(1.5);
const owner = stakers[0];
// check zrx token balances before minting stake
const zrxTokenBalanceOfVaultBeforeStaking = await stakingWrapper.getZrxTokenBalanceOfZrxVault();
expect(zrxTokenBalanceOfVaultBeforeStaking).to.be.bignumber.equal(new BigNumber(0));
const zrxTokenBalanceOfStakerBeforeStaking = await stakingWrapper.getZrxTokenBalance(owner);
expect(zrxTokenBalanceOfStakerBeforeStaking).to.be.bignumber.gte(amountToStake);
///// 2 STAKE ZRX /////
// mint stake
await stakingWrapper.depositAndStakeAsync(owner, amountToStake);
{
// check stake balance after minting
const stakeBalance = await stakingWrapper.getTotalStakeAsync(owner);
expect(stakeBalance).to.be.bignumber.equal(amountToStake);
// check zrx vault balance
const vaultBalance = await stakingWrapper.getZrxVaultBalance(owner);
expect(vaultBalance).to.be.bignumber.equal(amountToStake);
// check zrx token balances
const zrxTokenBalanceOfVaultAfterStaking = await stakingWrapper.getZrxTokenBalanceOfZrxVault();
expect(zrxTokenBalanceOfVaultAfterStaking).to.be.bignumber.equal(amountToStake);
const zrxTokenBalanceOfStakerAfterStaking = await stakingWrapper.getZrxTokenBalance(owner);
expect(zrxTokenBalanceOfStakerAfterStaking).to.be.bignumber.equal(zrxTokenBalanceOfStakerBeforeStaking.minus(amountToStake));
}
///// 3 DEACTIVATE AND TIMELOCK STAKE /////
// unstake
await stakingWrapper.deactivateAndTimelockStakeAsync(owner, amountToDeactivate);
{
// check total stake balance didn't change
const totalStake = await stakingWrapper.getTotalStakeAsync(owner);
expect(totalStake).to.be.bignumber.equal(amountToStake);
// check timelocked stake is no longer activated
const activatedStakeBalance = await stakingWrapper.getActivatedStakeAsync(owner);
expect(activatedStakeBalance).to.be.bignumber.equal(amountToStake.minus(amountToDeactivate));
// check that timelocked stake is deactivated
const deactivatedStakeBalance = await stakingWrapper.getDeactivatedStakeAsync(owner);
expect(deactivatedStakeBalance).to.be.bignumber.equal(amountToDeactivate);
// check amount that is timelocked
const timelockedStakeBalance = await stakingWrapper.getTimelockedStakeAsync(owner);
expect(timelockedStakeBalance).to.be.bignumber.equal(amountToDeactivate);
// check that timelocked stake cannot be withdrawn
const withdrawableStakeBalance = await stakingWrapper.getWithdrawableStakeAsync(owner);
expect(withdrawableStakeBalance).to.be.bignumber.equal(0);
// check that timelocked stake cannot be reactivated
const activatableStakeBalance = await stakingWrapper.getActivatableStakeAsync(owner);
expect(activatableStakeBalance).to.be.bignumber.equal(0);
}
///// 4 SKIP TO NEXT TIMELOCK PERIOD - NOTHING SHOULD HAVE CHANGED /////
await stakingWrapper.skipToNextTimelockPeriodAsync();
{
// check total stake balance didn't change
const totalStake = await stakingWrapper.getTotalStakeAsync(owner);
expect(totalStake).to.be.bignumber.equal(amountToStake);
// check timelocked stake is no longer activated
const activatedStakeBalance = await stakingWrapper.getActivatedStakeAsync(owner);
expect(activatedStakeBalance).to.be.bignumber.equal(amountToStake.minus(amountToDeactivate));
// check that timelocked stake is deactivated
const deactivatedStakeBalance = await stakingWrapper.getDeactivatedStakeAsync(owner);
expect(deactivatedStakeBalance).to.be.bignumber.equal(amountToDeactivate);
// check amount that is timelocked
const timelockedStakeBalance = await stakingWrapper.getTimelockedStakeAsync(owner);
expect(timelockedStakeBalance).to.be.bignumber.equal(amountToDeactivate);
// check that timelocked stake cannot be withdrawn
const withdrawableStakeBalance = await stakingWrapper.getWithdrawableStakeAsync(owner);
expect(withdrawableStakeBalance).to.be.bignumber.equal(0);
// check that timelocked stake cannot be reactivated
const activatableStakeBalance = await stakingWrapper.getActivatableStakeAsync(owner);
expect(activatableStakeBalance).to.be.bignumber.equal(0);
}
///// 5 SKIP TO NEXT TIMELOCK PEIOD - SHOULD BE ABLE TO REACTIVATE/WITHDRAW TIMELOCKED STAKE /////
await stakingWrapper.skipToNextTimelockPeriodAsync();
{
// check total stake balance didn't change
const totalStake = await stakingWrapper.getTotalStakeAsync(owner);
expect(totalStake).to.be.bignumber.equal(amountToStake);
// check timelocked stake is no longer activated
const activatedStakeBalance = await stakingWrapper.getActivatedStakeAsync(owner);
expect(activatedStakeBalance).to.be.bignumber.equal(amountToStake.minus(amountToDeactivate));
// check that timelocked stake is deactivated
const deactivatedStakeBalance = await stakingWrapper.getDeactivatedStakeAsync(owner);
expect(deactivatedStakeBalance).to.be.bignumber.equal(amountToDeactivate);
// check amount that is timelocked
const timelockedStakeBalance = await stakingWrapper.getTimelockedStakeAsync(owner);
expect(timelockedStakeBalance).to.be.bignumber.equal(0);
// check that timelocked stake cannot be withdrawn
const withdrawableStakeBalance = await stakingWrapper.getWithdrawableStakeAsync(owner);
expect(withdrawableStakeBalance).to.be.bignumber.equal(amountToDeactivate);
// check that timelocked stake cannot be reactivated
const activatableStakeBalance = await stakingWrapper.getActivatableStakeAsync(owner);
expect(activatableStakeBalance).to.be.bignumber.equal(amountToDeactivate);
}
///// 6 FORCE A SYNC - BALANCES SHOULD NOT CHANGE
await stakingWrapper.forceTimelockSyncAsync(owner);
{
// check total stake balance didn't change
const totalStake = await stakingWrapper.getTotalStakeAsync(owner);
expect(totalStake).to.be.bignumber.equal(amountToStake);
// check timelocked stake is no longer activated
const activatedStakeBalance = await stakingWrapper.getActivatedStakeAsync(owner);
expect(activatedStakeBalance).to.be.bignumber.equal(amountToStake.minus(amountToDeactivate));
// check that timelocked stake is deactivated
const deactivatedStakeBalance = await stakingWrapper.getDeactivatedStakeAsync(owner);
expect(deactivatedStakeBalance).to.be.bignumber.equal(amountToDeactivate);
// check amount that is timelocked
const timelockedStakeBalance = await stakingWrapper.getTimelockedStakeAsync(owner);
expect(timelockedStakeBalance).to.be.bignumber.equal(0);
// check that timelocked stake cannot be withdrawn
const withdrawableStakeBalance = await stakingWrapper.getWithdrawableStakeAsync(owner);
expect(withdrawableStakeBalance).to.be.bignumber.equal(amountToDeactivate);
// check that timelocked stake cannot be reactivated
const activatableStakeBalance = await stakingWrapper.getActivatableStakeAsync(owner);
expect(activatableStakeBalance).to.be.bignumber.equal(amountToDeactivate);
}
///// 7 REACTIVATE SOME STAKE /////
await stakingWrapper.activateStakeAsync(owner, amountToReactivate);
{
// check total stake balance didn't change
const totalStake = await stakingWrapper.getTotalStakeAsync(owner);
expect(totalStake).to.be.bignumber.equal(amountToStake);
// check timelocked stake is no longer activated
const activatedStakeBalance = await stakingWrapper.getActivatedStakeAsync(owner);
expect(activatedStakeBalance).to.be.bignumber.equal(amountToStake.minus(amountToDeactivate).plus(amountToReactivate));
// check that timelocked stake is deactivated
const deactivatedStakeBalance = await stakingWrapper.getDeactivatedStakeAsync(owner);
expect(deactivatedStakeBalance).to.be.bignumber.equal(amountToDeactivate.minus(amountToReactivate));
// check amount that is timelocked
const timelockedStakeBalance = await stakingWrapper.getTimelockedStakeAsync(owner);
expect(timelockedStakeBalance).to.be.bignumber.equal(0);
// check that timelocked stake cannot be withdrawn
const withdrawableStakeBalance = await stakingWrapper.getWithdrawableStakeAsync(owner);
expect(withdrawableStakeBalance).to.be.bignumber.equal(amountToDeactivate.minus(amountToReactivate));
// check that timelocked stake cannot be reactivated
const activatableStakeBalance = await stakingWrapper.getActivatableStakeAsync(owner);
expect(activatableStakeBalance).to.be.bignumber.equal(amountToDeactivate.minus(amountToReactivate));
}
///// 8 WITHDRAW SOME STAKE /////
await stakingWrapper.withdrawAsync(owner, amountToWithdraw);
{
// check total stake balance didn't change
const totalStake = await stakingWrapper.getTotalStakeAsync(owner);
expect(totalStake).to.be.bignumber.equal(amountToStake.minus(amountToWithdraw));
// check timelocked stake is no longer activated
const activatedStakeBalance = await stakingWrapper.getActivatedStakeAsync(owner);
expect(activatedStakeBalance).to.be.bignumber.equal(amountToStake.minus(amountToDeactivate).plus(amountToReactivate));
// check that timelocked stake is deactivated
const deactivatedStakeBalance = await stakingWrapper.getDeactivatedStakeAsync(owner);
expect(deactivatedStakeBalance).to.be.bignumber.equal(amountToDeactivate.minus(amountToReactivate).minus(amountToWithdraw));
// check amount that is timelocked
const timelockedStakeBalance = await stakingWrapper.getTimelockedStakeAsync(owner);
expect(timelockedStakeBalance).to.be.bignumber.equal(0);
// check that timelocked stake cannot be withdrawn
const withdrawableStakeBalance = await stakingWrapper.getWithdrawableStakeAsync(owner);
expect(withdrawableStakeBalance).to.be.bignumber.equal(amountToDeactivate.minus(amountToReactivate).minus(amountToWithdraw));
// check that timelocked stake cannot be reactivated
const activatableStakeBalance = await stakingWrapper.getActivatableStakeAsync(owner);
expect(activatableStakeBalance).to.be.bignumber.equal(amountToDeactivate.minus(amountToReactivate).minus(amountToWithdraw));
// check zrx vault balance
const vaultBalance = await stakingWrapper.getZrxVaultBalance(owner);
expect(vaultBalance).to.be.bignumber.equal(amountToStake.minus(amountToWithdraw));
// check zrx token balances
const zrxTokenBalanceOfVaultAfterStaking = await stakingWrapper.getZrxTokenBalanceOfZrxVault();
expect(zrxTokenBalanceOfVaultAfterStaking).to.be.bignumber.equal(amountToStake.minus(amountToWithdraw));
const zrxTokenBalanceOfStakerAfterStaking = await stakingWrapper.getZrxTokenBalance(owner);
expect(zrxTokenBalanceOfStakerAfterStaking).to.be.bignumber.equal(zrxTokenBalanceOfStakerBeforeStaking.minus(amountToStake).plus(amountToWithdraw));
}
});
it('delegating/undelegating', async () => {
///// 1 SETUP TEST PARAMETERS /////
const amountToDelegate = stakingWrapper.toBaseUnitAmount(10);
const amountToDeactivate = stakingWrapper.toBaseUnitAmount(4);
const amountToReactivate = stakingWrapper.toBaseUnitAmount(1);
const amountToWithdraw = stakingWrapper.toBaseUnitAmount(1.5);
const owner = stakers[0];
const poolOperator = stakers[1];
const operatorShare = 39;
const poolId = await stakingWrapper.createPoolAsync(poolOperator, operatorShare);
// check zrx token balances before minting stake
const zrxTokenBalanceOfVaultBeforeStaking = await stakingWrapper.getZrxTokenBalanceOfZrxVault();
expect(zrxTokenBalanceOfVaultBeforeStaking).to.be.bignumber.equal(new BigNumber(0));
const zrxTokenBalanceOfStakerBeforeStaking = await stakingWrapper.getZrxTokenBalance(owner);
expect(zrxTokenBalanceOfStakerBeforeStaking).to.be.bignumber.gte(amountToDelegate);
///// 2 DELEGATE ZRX /////
// mint stake
await stakingWrapper.depositAndDelegateAsync(owner, poolId, amountToDelegate);
{
// check zrx vault balance
const vaultBalance = await stakingWrapper.getZrxVaultBalance(owner);
expect(vaultBalance).to.be.bignumber.equal(amountToDelegate);
// check zrx token balances
const zrxTokenBalanceOfVaultAfterStaking = await stakingWrapper.getZrxTokenBalanceOfZrxVault();
expect(zrxTokenBalanceOfVaultAfterStaking).to.be.bignumber.equal(amountToDelegate);
const zrxTokenBalanceOfStakerAfterStaking = await stakingWrapper.getZrxTokenBalance(owner);
expect(zrxTokenBalanceOfStakerAfterStaking).to.be.bignumber.equal(zrxTokenBalanceOfStakerBeforeStaking.minus(amountToDelegate));
// check stake balance after minting
const stakeBalance = await stakingWrapper.getTotalStakeAsync(owner);
expect(stakeBalance).to.be.bignumber.equal(amountToDelegate);
// check delegated stake balance for owner
const stakeDelegatedByOwner = await stakingWrapper.getStakeDelegatedByOwnerAsync(owner);
expect(stakeDelegatedByOwner).to.be.bignumber.equal(amountToDelegate);
// check delegated balance to pool by owner
const stakeDelegatedToPoolByOwner = await stakingWrapper.getStakeDelegatedToPoolByOwnerAsync(poolId, owner);
expect(stakeDelegatedToPoolByOwner).to.be.bignumber.equal(amountToDelegate);
// checktotal amount delegated to pool
const stakeDelegatedToPool = await stakingWrapper.getStakeDelegatedToPoolAsync(poolId);
expect(stakeDelegatedToPool).to.be.bignumber.equal(amountToDelegate);
// check timelocked stake is no longer activated
const activatedStakeBalance = await stakingWrapper.getActivatedStakeAsync(owner);
expect(activatedStakeBalance).to.be.bignumber.equal(amountToDelegate);
// check that timelocked stake is deactivated
const deactivatedStakeBalance = await stakingWrapper.getDeactivatedStakeAsync(owner);
expect(deactivatedStakeBalance).to.be.bignumber.equal(0);
// check amount that is timelocked
const timelockedStakeBalance = await stakingWrapper.getTimelockedStakeAsync(owner);
expect(timelockedStakeBalance).to.be.bignumber.equal(0);
// check that timelocked stake cannot be withdrawn
const withdrawableStakeBalance = await stakingWrapper.getWithdrawableStakeAsync(owner);
expect(withdrawableStakeBalance).to.be.bignumber.equal(0);
// check that timelocked stake cannot be reactivated
const activatableStakeBalance = await stakingWrapper.getActivatableStakeAsync(owner);
expect(activatableStakeBalance).to.be.bignumber.equal(0);
}
///// 3 DEACTIVATE AND TIMELOCK DELEGATED STAKE /////
// unstake
await stakingWrapper.deactivateAndTimelockDelegatedStakeAsync(owner, poolId, amountToDeactivate);
{
// check total stake balance didn't change
const totalStake = await stakingWrapper.getTotalStakeAsync(owner);
expect(totalStake).to.be.bignumber.equal(amountToDelegate);
// check delegated stake balance for owner
const stakeDelegatedByOwner = await stakingWrapper.getStakeDelegatedByOwnerAsync(owner);
expect(stakeDelegatedByOwner).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate));
// check delegated balance to pool by owner
const stakeDelegatedToPoolByOwner = await stakingWrapper.getStakeDelegatedToPoolByOwnerAsync(poolId, owner);
expect(stakeDelegatedToPoolByOwner).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate));
// checktotal amount delegated to pool
const stakeDelegatedToPool = await stakingWrapper.getStakeDelegatedToPoolAsync(poolId);
expect(stakeDelegatedToPool).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate));
// check timelocked stake is no longer activated
const activatedStakeBalance = await stakingWrapper.getActivatedStakeAsync(owner);
expect(activatedStakeBalance).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate));
// check that timelocked stake is deactivated
const deactivatedStakeBalance = await stakingWrapper.getDeactivatedStakeAsync(owner);
expect(deactivatedStakeBalance).to.be.bignumber.equal(amountToDeactivate);
// check amount that is timelocked
const timelockedStakeBalance = await stakingWrapper.getTimelockedStakeAsync(owner);
expect(timelockedStakeBalance).to.be.bignumber.equal(amountToDeactivate);
// check that timelocked stake cannot be withdrawn
const withdrawableStakeBalance = await stakingWrapper.getWithdrawableStakeAsync(owner);
expect(withdrawableStakeBalance).to.be.bignumber.equal(0);
// check that timelocked stake cannot be reactivated
const activatableStakeBalance = await stakingWrapper.getActivatableStakeAsync(owner);
expect(activatableStakeBalance).to.be.bignumber.equal(0);
}
///// 4 SKIP TO NEXT TIMELOCK PERIOD - NOTHING SHOULD HAVE CHANGED /////
await stakingWrapper.skipToNextTimelockPeriodAsync();
{
// check total stake balance didn't change
const totalStake = await stakingWrapper.getTotalStakeAsync(owner);
expect(totalStake).to.be.bignumber.equal(amountToDelegate);
// check delegated stake balance for owner
const stakeDelegatedByOwner = await stakingWrapper.getStakeDelegatedByOwnerAsync(owner);
expect(stakeDelegatedByOwner).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate));
// check delegated balance to pool by owner
const stakeDelegatedToPoolByOwner = await stakingWrapper.getStakeDelegatedToPoolByOwnerAsync(poolId, owner);
expect(stakeDelegatedToPoolByOwner).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate));
// checktotal amount delegated to pool
const stakeDelegatedToPool = await stakingWrapper.getStakeDelegatedToPoolAsync(poolId);
expect(stakeDelegatedToPool).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate));
// check timelocked stake is no longer activated
const activatedStakeBalance = await stakingWrapper.getActivatedStakeAsync(owner);
expect(activatedStakeBalance).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate));
// check that timelocked stake is deactivated
const deactivatedStakeBalance = await stakingWrapper.getDeactivatedStakeAsync(owner);
expect(deactivatedStakeBalance).to.be.bignumber.equal(amountToDeactivate);
// check amount that is timelocked
const timelockedStakeBalance = await stakingWrapper.getTimelockedStakeAsync(owner);
expect(timelockedStakeBalance).to.be.bignumber.equal(amountToDeactivate);
// check that timelocked stake cannot be withdrawn
const withdrawableStakeBalance = await stakingWrapper.getWithdrawableStakeAsync(owner);
expect(withdrawableStakeBalance).to.be.bignumber.equal(0);
// check that timelocked stake cannot be reactivated
const activatableStakeBalance = await stakingWrapper.getActivatableStakeAsync(owner);
expect(activatableStakeBalance).to.be.bignumber.equal(0);
}
///// 5 SKIP TO NEXT TIMELOCK PEIOD - SHOULD BE ABLE TO REACTIVATE/WITHDRAW TIMELOCKED STAKE /////
await stakingWrapper.skipToNextTimelockPeriodAsync();
{
// check total stake balance didn't change
const totalStake = await stakingWrapper.getTotalStakeAsync(owner);
expect(totalStake).to.be.bignumber.equal(amountToDelegate);
// check delegated stake balance for owner
const stakeDelegatedByOwner = await stakingWrapper.getStakeDelegatedByOwnerAsync(owner);
expect(stakeDelegatedByOwner).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate));
// check delegated balance to pool by owner
const stakeDelegatedToPoolByOwner = await stakingWrapper.getStakeDelegatedToPoolByOwnerAsync(poolId, owner);
expect(stakeDelegatedToPoolByOwner).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate));
// checktotal amount delegated to pool
const stakeDelegatedToPool = await stakingWrapper.getStakeDelegatedToPoolAsync(poolId);
expect(stakeDelegatedToPool).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate));
// check timelocked stake is no longer activated
const activatedStakeBalance = await stakingWrapper.getActivatedStakeAsync(owner);
expect(activatedStakeBalance).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate));
// check that timelocked stake is deactivated
const deactivatedStakeBalance = await stakingWrapper.getDeactivatedStakeAsync(owner);
expect(deactivatedStakeBalance).to.be.bignumber.equal(amountToDeactivate);
// check amount that is timelocked
const timelockedStakeBalance = await stakingWrapper.getTimelockedStakeAsync(owner);
expect(timelockedStakeBalance).to.be.bignumber.equal(0);
// check that timelocked stake cannot be withdrawn
const withdrawableStakeBalance = await stakingWrapper.getWithdrawableStakeAsync(owner);
expect(withdrawableStakeBalance).to.be.bignumber.equal(amountToDeactivate);
// check that timelocked stake cannot be reactivated
const activatableStakeBalance = await stakingWrapper.getActivatableStakeAsync(owner);
expect(activatableStakeBalance).to.be.bignumber.equal(amountToDeactivate);
}
///// 6 FORCE A SYNC - BALANCES SHOULD NOT CHANGE
await stakingWrapper.forceTimelockSyncAsync(owner);
{
// check total stake balance didn't change
const totalStake = await stakingWrapper.getTotalStakeAsync(owner);
expect(totalStake).to.be.bignumber.equal(amountToDelegate);
// check delegated stake balance for owner
const stakeDelegatedByOwner = await stakingWrapper.getStakeDelegatedByOwnerAsync(owner);
expect(stakeDelegatedByOwner).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate));
// check delegated balance to pool by owner
const stakeDelegatedToPoolByOwner = await stakingWrapper.getStakeDelegatedToPoolByOwnerAsync(poolId, owner);
expect(stakeDelegatedToPoolByOwner).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate));
// checktotal amount delegated to pool
const stakeDelegatedToPool = await stakingWrapper.getStakeDelegatedToPoolAsync(poolId);
expect(stakeDelegatedToPool).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate));
// check timelocked stake is no longer activated
const activatedStakeBalance = await stakingWrapper.getActivatedStakeAsync(owner);
expect(activatedStakeBalance).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate));
// check that timelocked stake is deactivated
const deactivatedStakeBalance = await stakingWrapper.getDeactivatedStakeAsync(owner);
expect(deactivatedStakeBalance).to.be.bignumber.equal(amountToDeactivate);
// check amount that is timelocked
const timelockedStakeBalance = await stakingWrapper.getTimelockedStakeAsync(owner);
expect(timelockedStakeBalance).to.be.bignumber.equal(0);
// check that timelocked stake cannot be withdrawn
const withdrawableStakeBalance = await stakingWrapper.getWithdrawableStakeAsync(owner);
expect(withdrawableStakeBalance).to.be.bignumber.equal(amountToDeactivate);
// check that timelocked stake cannot be reactivated
const activatableStakeBalance = await stakingWrapper.getActivatableStakeAsync(owner);
expect(activatableStakeBalance).to.be.bignumber.equal(amountToDeactivate);
}
///// 7 REACTIVATE SOME STAKE /////
await stakingWrapper.activateAndDelegateStakeAsync(owner, poolId, amountToReactivate);
{
// check total stake balance didn't change
const totalStake = await stakingWrapper.getTotalStakeAsync(owner);
expect(totalStake).to.be.bignumber.equal(amountToDelegate);
// check delegated stake balance for owner
const stakeDelegatedByOwner = await stakingWrapper.getStakeDelegatedByOwnerAsync(owner);
expect(stakeDelegatedByOwner).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate).plus(amountToReactivate));
// check delegated balance to pool by owner
const stakeDelegatedToPoolByOwner = await stakingWrapper.getStakeDelegatedToPoolByOwnerAsync(poolId, owner);
expect(stakeDelegatedToPoolByOwner).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate).plus(amountToReactivate));
// checktotal amount delegated to pool
const stakeDelegatedToPool = await stakingWrapper.getStakeDelegatedToPoolAsync(poolId);
expect(stakeDelegatedToPool).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate).plus(amountToReactivate));
// check timelocked stake is no longer activated
const activatedStakeBalance = await stakingWrapper.getActivatedStakeAsync(owner);
expect(activatedStakeBalance).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate).plus(amountToReactivate));
// check that timelocked stake is deactivated
const deactivatedStakeBalance = await stakingWrapper.getDeactivatedStakeAsync(owner);
expect(deactivatedStakeBalance).to.be.bignumber.equal(amountToDeactivate.minus(amountToReactivate));
// check amount that is timelocked
const timelockedStakeBalance = await stakingWrapper.getTimelockedStakeAsync(owner);
expect(timelockedStakeBalance).to.be.bignumber.equal(0);
// check that timelocked stake cannot be withdrawn
const withdrawableStakeBalance = await stakingWrapper.getWithdrawableStakeAsync(owner);
expect(withdrawableStakeBalance).to.be.bignumber.equal(amountToDeactivate.minus(amountToReactivate));
// check that timelocked stake cannot be reactivated
const activatableStakeBalance = await stakingWrapper.getActivatableStakeAsync(owner);
expect(activatableStakeBalance).to.be.bignumber.equal(amountToDeactivate.minus(amountToReactivate));
}
///// 8 WITHDRAW SOME STAKE /////
await stakingWrapper.withdrawAsync(owner, amountToWithdraw);
{
// check total stake balance didn't change
const totalStake = await stakingWrapper.getTotalStakeAsync(owner);
expect(totalStake).to.be.bignumber.equal(amountToDelegate.minus(amountToWithdraw));
// check delegated stake balance for owner
const stakeDelegatedByOwner = await stakingWrapper.getStakeDelegatedByOwnerAsync(owner);
expect(stakeDelegatedByOwner).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate).plus(amountToReactivate));
// check delegated balance to pool by owner
const stakeDelegatedToPoolByOwner = await stakingWrapper.getStakeDelegatedToPoolByOwnerAsync(poolId, owner);
expect(stakeDelegatedToPoolByOwner).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate).plus(amountToReactivate));
// checktotal amount delegated to pool
const stakeDelegatedToPool = await stakingWrapper.getStakeDelegatedToPoolAsync(poolId);
expect(stakeDelegatedToPool).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate).plus(amountToReactivate));
// check timelocked stake is no longer activated
const activatedStakeBalance = await stakingWrapper.getActivatedStakeAsync(owner);
expect(activatedStakeBalance).to.be.bignumber.equal(amountToDelegate.minus(amountToDeactivate).plus(amountToReactivate));
// check that timelocked stake is deactivated
const deactivatedStakeBalance = await stakingWrapper.getDeactivatedStakeAsync(owner);
expect(deactivatedStakeBalance).to.be.bignumber.equal(amountToDeactivate.minus(amountToReactivate).minus(amountToWithdraw));
// check amount that is timelocked
const timelockedStakeBalance = await stakingWrapper.getTimelockedStakeAsync(owner);
expect(timelockedStakeBalance).to.be.bignumber.equal(0);
// check that timelocked stake cannot be withdrawn
const withdrawableStakeBalance = await stakingWrapper.getWithdrawableStakeAsync(owner);
expect(withdrawableStakeBalance).to.be.bignumber.equal(amountToDeactivate.minus(amountToReactivate).minus(amountToWithdraw));
// check that timelocked stake cannot be reactivated
const activatableStakeBalance = await stakingWrapper.getActivatableStakeAsync(owner);
expect(activatableStakeBalance).to.be.bignumber.equal(amountToDeactivate.minus(amountToReactivate).minus(amountToWithdraw));
// check zrx vault balance
const vaultBalance = await stakingWrapper.getZrxVaultBalance(owner);
expect(vaultBalance).to.be.bignumber.equal(amountToDelegate.minus(amountToWithdraw));
// check zrx token balances
const zrxTokenBalanceOfVaultAfterStaking = await stakingWrapper.getZrxTokenBalanceOfZrxVault();
expect(zrxTokenBalanceOfVaultAfterStaking).to.be.bignumber.equal(amountToDelegate.minus(amountToWithdraw));
const zrxTokenBalanceOfStakerAfterStaking = await stakingWrapper.getZrxTokenBalance(owner);
expect(zrxTokenBalanceOfStakerAfterStaking).to.be.bignumber.equal(zrxTokenBalanceOfStakerBeforeStaking.minus(amountToDelegate).plus(amountToWithdraw));
}
});
it('Exchange Tracking', async () => {
// 1 try querying an invalid addresses
const invalidAddress = "0x0000000000000000000000000000000000000001";
const isInvalidAddressValid = await stakingWrapper.isValidExchangeAddressAsync(invalidAddress);
expect(isInvalidAddressValid).to.be.false();
// 2 add valid address
await stakingWrapper.addExchangeAddressAsync(exchange);
const isValidAddressValid = await stakingWrapper.isValidExchangeAddressAsync(exchange);
expect(isValidAddressValid).to.be.true();
// 3 try adding valid address again
await expectTransactionFailedAsync(
stakingWrapper.addExchangeAddressAsync(exchange),
RevertReason.ExchangeAddressAlreadyRegistered
);
// 4 remove valid address
await stakingWrapper.removeExchangeAddressAsync(exchange);
const isValidAddressStillValid = await stakingWrapper.isValidExchangeAddressAsync(exchange);
expect(isValidAddressStillValid).to.be.false();
// 5 try removing valid address again
await expectTransactionFailedAsync(
stakingWrapper.removeExchangeAddressAsync(exchange),
RevertReason.ExchangeAddressNotRegistered
);
});
it.skip('Reward Vault', async () => {
// 1 setup test parameters
const poolOperator = stakers[1];
const operatorShare = 39;
const poolId = await stakingWrapper.createPoolAsync(poolOperator, operatorShare);
const stakingContractAddress = stakingWrapper.getStakingContract().address;
const notStakingContractAddress = poolOperator;
// create pool in vault
await stakingWrapper.rewardVaultCreatePoolAsync(poolId, operatorShare, stakingContractAddress);
// should fail to create pool if it already exists
await expectTransactionFailedAsync(
stakingWrapper.rewardVaultCreatePoolAsync(poolId, operatorShare, stakingContractAddress),
RevertReason.PoolAlreadyExists
);
// should fail to create a pool from an address other than the staking contract
await expectTransactionFailedAsync(
stakingWrapper.rewardVaultCreatePoolAsync(poolId, operatorShare, notStakingContractAddress),
RevertReason.OnlyCallableByStakingContract
);
});
it('Protocol Fees', async () => {
///// 0 DEPLOY EXCHANGE /////
await stakingWrapper.addExchangeAddressAsync(exchange);
///// 1 SETUP POOLS /////
const poolOperators = stakers.slice(0, 3);
const operatorShares = [39, 59, 43];
const poolIds = await Promise.all([
stakingWrapper.createPoolAsync(poolOperators[0], operatorShares[0]),
stakingWrapper.createPoolAsync(poolOperators[1], operatorShares[1]),
stakingWrapper.createPoolAsync(poolOperators[2], operatorShares[2]),
]);
const makersByPoolId = [
[
makers[0],
],
[
makers[1],
makers[2]
],
[
makers[3],
makers[4],
makers[5]
],
];
const protocolFeesByMaker = [
// pool 1 - adds up to protocolFeesByPoolId[0]
stakingWrapper.toBaseUnitAmount(0.304958),
// pool 2 - adds up to protocolFeesByPoolId[1]
stakingWrapper.toBaseUnitAmount(3.2),
stakingWrapper.toBaseUnitAmount(12.123258),
// pool 3 - adds up to protocolFeesByPoolId[2]
stakingWrapper.toBaseUnitAmount(23.577),
stakingWrapper.toBaseUnitAmount(4.54522236),
stakingWrapper.toBaseUnitAmount(0)
];
await Promise.all([
// pool 0
stakingWrapper.addMakerToPoolAsync(poolIds[0], makersByPoolId[0][0], "0x00", poolOperators[0]),
// pool 1
stakingWrapper.addMakerToPoolAsync(poolIds[1], makersByPoolId[1][0], "0x00", poolOperators[1]),
stakingWrapper.addMakerToPoolAsync(poolIds[1], makersByPoolId[1][1], "0x00", poolOperators[1]),
// pool 2
stakingWrapper.addMakerToPoolAsync(poolIds[2], makersByPoolId[2][0], "0x00", poolOperators[2]),
stakingWrapper.addMakerToPoolAsync(poolIds[2], makersByPoolId[2][1], "0x00", poolOperators[2]),
stakingWrapper.addMakerToPoolAsync(poolIds[2], makersByPoolId[2][2], "0x00", poolOperators[2]),
]);
///// 2 PAY FEES /////
await Promise.all([
// pool 0 - split into two payments
stakingWrapper.payProtocolFeeAsync(makers[0], protocolFeesByMaker[0].div(2), exchange),
stakingWrapper.payProtocolFeeAsync(makers[0], protocolFeesByMaker[0].div(2), exchange),
// pool 1 - pay full amounts
stakingWrapper.payProtocolFeeAsync(makers[1], protocolFeesByMaker[1], exchange),
stakingWrapper.payProtocolFeeAsync(makers[2], protocolFeesByMaker[2], exchange),
// pool 2 -- pay full amounts
stakingWrapper.payProtocolFeeAsync(makers[3], protocolFeesByMaker[3], exchange),
stakingWrapper.payProtocolFeeAsync(makers[4], protocolFeesByMaker[4], exchange),
// maker 5 doesn't pay anything
]);
///// 3 VALIDATE FEES RECORDED FOR EACH POOL /////
const recordedProtocolFeesByPool = await Promise.all([
stakingWrapper.getProtocolFeesThisEpochByPoolAsync(poolIds[0]),
stakingWrapper.getProtocolFeesThisEpochByPoolAsync(poolIds[1]),
stakingWrapper.getProtocolFeesThisEpochByPoolAsync(poolIds[2]),
]);
expect(recordedProtocolFeesByPool[0]).to.be.bignumber.equal(protocolFeesByMaker[0]);
expect(recordedProtocolFeesByPool[1]).to.be.bignumber.equal(protocolFeesByMaker[1].plus(protocolFeesByMaker[2]));
expect(recordedProtocolFeesByPool[2]).to.be.bignumber.equal(protocolFeesByMaker[3].plus(protocolFeesByMaker[4]));
///// 4 VALIDATE TOTAL FEES /////
const recordedTotalProtocolFees = await stakingWrapper.getTotalProtocolFeesThisEpochAsync();
const totalProtocolFeesAsNumber = _.sumBy(protocolFeesByMaker, (value: BigNumber) => {return value.toNumber()});
const totalProtocolFees = new BigNumber(totalProtocolFeesAsNumber);
expect(recordedTotalProtocolFees).to.be.bignumber.equal(totalProtocolFees);
///// 5 TRY TO RECORD FEE FROM ADDRESS OTHER THAN 0x EXCHANGE /////
await expectTransactionFailedAsync(
stakingWrapper.payProtocolFeeAsync(makers[4], protocolFeesByMaker[4], owner),
RevertReason.OnlyCallableByExchange
);
});
it('nth root', async () => {
const base = new BigNumber(1419857);
const n = new BigNumber(5);
const root = await stakingWrapper.nthRoot(base, n);
expect(root).to.be.bignumber.equal(17);
});
it('nth root #2', async () => {
const base = new BigNumber(3375);
const n = new BigNumber(3);
const root = await stakingWrapper.nthRoot(base, n);
expect(root).to.be.bignumber.equal(15);
});
it('nth root #3 with fixed point', async () => {
const decimals = 18;
const base = stakingWrapper.toFixedPoint(4.234, decimals);
const n = new BigNumber(2);
const root = await stakingWrapper.nthRootFixedPoint(base, n);
const rootAsFloatingPoint = stakingWrapper.toFloatingPoint(root, decimals);
const expectedResult = new BigNumber(2.057668584);
expect(rootAsFloatingPoint).to.be.bignumber.equal(expectedResult);
});
it('nth root #3 with fixed point (integer nth root would fail here)', async () => {
const decimals = 18;
const base = stakingWrapper.toFixedPoint(5429503678976, decimals);
console.log(base);
const n = new BigNumber(9);
const root = await stakingWrapper.nthRootFixedPoint(base, n);
const rootAsFloatingPoint = stakingWrapper.toFloatingPoint(root, decimals);
const expectedResult = new BigNumber(26);
expect(rootAsFloatingPoint).to.be.bignumber.equal(expectedResult);
});
it.skip('nth root #4 with fixed point (integer nth root would fail here) (max number of decimals - currently does not retain)', async () => {
const decimals = 18;
const base = stakingWrapper.toFixedPoint(new BigNumber('5429503678976.295036789761543678', 10), decimals);
console.log(base);
const n = new BigNumber(9);
const root = await stakingWrapper.nthRootFixedPoint(base, n);
console.log(`root - ${root}`);
const rootAsFloatingPoint = stakingWrapper.toFloatingPoint(root, decimals);
const expectedResult = new BigNumber(26);
expect(rootAsFloatingPoint).to.be.bignumber.equal(expectedResult);
});
it('cobb douglas - approximate', async() => {
const totalRewards = stakingWrapper.toBaseUnitAmount(57.154398);
const ownerFees = stakingWrapper.toBaseUnitAmount(5.64375);
const totalFees = stakingWrapper.toBaseUnitAmount(29.00679);
const ownerStake = stakingWrapper.toBaseUnitAmount(56);
const totalStake = stakingWrapper.toBaseUnitAmount(10906);
const alphaNumerator = new BigNumber(3);
const alphaDenominator = new BigNumber(7);
// create expected output
// https://www.wolframalpha.com/input/?i=57.154398+*+(5.64375%2F29.00679)+%5E+(3%2F7)+*+(56+%2F+10906)+%5E+(1+-+3%2F7)
const expectedOwnerReward = new BigNumber(1.3934);
// run computation
const ownerReward = await stakingWrapper.cobbDouglasAsync(
totalRewards,
ownerFees,
totalFees,
ownerStake,
totalStake,
alphaNumerator,
alphaDenominator
);
const ownerRewardFloatingPoint = stakingWrapper.trimFloat(stakingWrapper.toFloatingPoint(ownerReward, 18), 4);
// validation
expect(ownerRewardFloatingPoint).to.be.bignumber.equal(expectedOwnerReward);
});
it('cobb douglas - simplified (alpha = 1/x)', async() => {
// setup test parameters
const totalRewards = stakingWrapper.toBaseUnitAmount(57.154398);
const ownerFees = stakingWrapper.toBaseUnitAmount(5.64375);
const totalFees = stakingWrapper.toBaseUnitAmount(29.00679);
const ownerStake = stakingWrapper.toBaseUnitAmount(56);
const totalStake = stakingWrapper.toBaseUnitAmount(10906);
const alphaDenominator = new BigNumber(3);
// create expected output
// https://www.wolframalpha.com/input/?i=57.154398+*+(5.64375%2F29.00679)+%5E+(1%2F3)+*+(56+%2F+10906)+%5E+(1+-+1%2F3)
const expectedOwnerReward = new BigNumber(0.98572107681878);
// run computation
const ownerReward = await stakingWrapper.cobbDouglasSimplifiedAsync(
totalRewards,
ownerFees,
totalFees,
ownerStake,
totalStake,
alphaDenominator
);
const ownerRewardFloatingPoint = stakingWrapper.trimFloat(stakingWrapper.toFloatingPoint(ownerReward, 18), 14);
// validation
expect(ownerRewardFloatingPoint).to.be.bignumber.equal(expectedOwnerReward);
});
it('cobb douglas - simplified inverse (1 - alpha = 1/x)', async() => {
const totalRewards = stakingWrapper.toBaseUnitAmount(57.154398);
const ownerFees = stakingWrapper.toBaseUnitAmount(5.64375);
const totalFees = stakingWrapper.toBaseUnitAmount(29.00679);
const ownerStake = stakingWrapper.toBaseUnitAmount(56);
const totalStake = stakingWrapper.toBaseUnitAmount(10906);
const inverseAlphaDenominator = new BigNumber(3);
// create expected output
// https://www.wolframalpha.com/input/?i=57.154398+*+(5.64375%2F29.00679)+%5E+(2%2F3)+*+(56+%2F+10906)+%5E+(1+-+2%2F3)
const expectedOwnerReward = new BigNumber(3.310822494188);
// run computation
const ownerReward = await stakingWrapper.cobbDouglasSimplifiedInverseAsync(
totalRewards,
ownerFees,
totalFees,
ownerStake,
totalStake,
inverseAlphaDenominator
);
const ownerRewardFloatingPoint = stakingWrapper.trimFloat(stakingWrapper.toFloatingPoint(ownerReward, 18), 12);
// validation
expect(ownerRewardFloatingPoint).to.be.bignumber.equal(expectedOwnerReward);
});
it('pool management', async() => {
// create first pool
const operatorAddress = stakers[0];
const operatorShare = 39;
const poolId = await stakingWrapper.createPoolAsync(operatorAddress, operatorShare);
expect(poolId).to.be.equal(stakingConstants.INITIAL_POOL_ID);
// check that the next pool id was incremented
const expectedNextPoolId = "0x0000000000000000000000000000000200000000000000000000000000000000";
const nextPoolId = await stakingWrapper.getNextPoolIdAsync();
expect(nextPoolId).to.be.equal(expectedNextPoolId);
// add maker to pool
const makerAddress = makers[0];
const makerSignature = "0x";
await stakingWrapper.addMakerToPoolAsync(poolId, makerAddress, makerSignature, operatorAddress);
// check the pool id of the maker
const poolIdOfMaker = await stakingWrapper.getMakerPoolId(makerAddress);
expect(poolIdOfMaker).to.be.equal(poolId);
// check the list of makers for the pool
const makerAddressesForPool = await stakingWrapper.getMakerAddressesForPool(poolId);
expect(makerAddressesForPool).to.be.deep.equal([makerAddress]);
// try to add the same maker address again
await expectTransactionFailedAsync(
stakingWrapper.addMakerToPoolAsync(poolId, makerAddress, makerSignature, operatorAddress),
RevertReason.MakerAddressAlreadyRegistered
);
// try to add a new maker address from an address other than the pool operator
const notOperatorAddress = owner;
const anotherMakerAddress = makers[1];
const anotherMakerSignature = "0x";
await expectTransactionFailedAsync(
stakingWrapper.addMakerToPoolAsync(poolId, anotherMakerAddress, anotherMakerSignature, notOperatorAddress),
RevertReason.OnlyCallableByPoolOperator
);
// try to remove the maker address from an address other than the operator
await expectTransactionFailedAsync(
stakingWrapper.removeMakerFromPoolAsync(poolId, makerAddress, notOperatorAddress),
RevertReason.OnlyCallableByPoolOperator
);
// remove maker from pool
await stakingWrapper.removeMakerFromPoolAsync(poolId, makerAddress, operatorAddress);
// check the pool id of the maker
const poolIdOfMakerAfterRemoving = await stakingWrapper.getMakerPoolId(makerAddress);
expect(poolIdOfMakerAfterRemoving).to.be.equal(stakingConstants.NIL_POOL_ID);
// check the list of makers for the pool
const makerAddressesForPoolAfterRemoving = await stakingWrapper.getMakerAddressesForPool(poolId);
expect(makerAddressesForPoolAfterRemoving).to.be.deep.equal([]);
});
it('Finalization with Protocol Fees', async () => {
///// 0 DEPLOY EXCHANGE /////
await stakingWrapper.addExchangeAddressAsync(exchange);
///// 1 SETUP POOLS /////
const poolOperators = stakers.slice(0, 3);
const operatorShares = [39, 59, 43];
const poolIds = await Promise.all([
stakingWrapper.createPoolAsync(poolOperators[0], operatorShares[0]),
stakingWrapper.createPoolAsync(poolOperators[1], operatorShares[1]),
stakingWrapper.createPoolAsync(poolOperators[2], operatorShares[2]),
]);
const makersByPoolId = [
[
makers[0],
],
[
makers[1],
makers[2]
],
[
makers[3],
makers[4],
makers[5]
],
];
const protocolFeesByMaker = [
// pool 1 - adds up to protocolFeesByPoolId[0]
stakingWrapper.toBaseUnitAmount(0.304958),
// pool 2 - adds up to protocolFeesByPoolId[1]
stakingWrapper.toBaseUnitAmount(3.2),
stakingWrapper.toBaseUnitAmount(12.123258),
// pool 3 - adds up to protocolFeesByPoolId[2]
stakingWrapper.toBaseUnitAmount(23.577),
stakingWrapper.toBaseUnitAmount(4.54522236),
stakingWrapper.toBaseUnitAmount(0)
];
await Promise.all([
// pool 0
stakingWrapper.addMakerToPoolAsync(poolIds[0], makersByPoolId[0][0], "0x00", poolOperators[0]),
// pool 1
stakingWrapper.addMakerToPoolAsync(poolIds[1], makersByPoolId[1][0], "0x00", poolOperators[1]),
stakingWrapper.addMakerToPoolAsync(poolIds[1], makersByPoolId[1][1], "0x00", poolOperators[1]),
// pool 2
stakingWrapper.addMakerToPoolAsync(poolIds[2], makersByPoolId[2][0], "0x00", poolOperators[2]),
stakingWrapper.addMakerToPoolAsync(poolIds[2], makersByPoolId[2][1], "0x00", poolOperators[2]),
stakingWrapper.addMakerToPoolAsync(poolIds[2], makersByPoolId[2][2], "0x00", poolOperators[2]),
]);
///// 2 PAY FEES /////
await Promise.all([
// pool 0 - split into two payments
stakingWrapper.payProtocolFeeAsync(makers[0], protocolFeesByMaker[0].div(2), exchange),
stakingWrapper.payProtocolFeeAsync(makers[0], protocolFeesByMaker[0].div(2), exchange),
// pool 1 - pay full amounts
stakingWrapper.payProtocolFeeAsync(makers[1], protocolFeesByMaker[1], exchange),
stakingWrapper.payProtocolFeeAsync(makers[2], protocolFeesByMaker[2], exchange),
// pool 2 -- pay full amounts
stakingWrapper.payProtocolFeeAsync(makers[3], protocolFeesByMaker[3], exchange),
stakingWrapper.payProtocolFeeAsync(makers[4], protocolFeesByMaker[4], exchange),
// maker 5 doesn't pay anything
]);
///// 3 VALIDATE FEES RECORDED FOR EACH POOL /////
const recordedProtocolFeesByPool = await Promise.all([
stakingWrapper.getProtocolFeesThisEpochByPoolAsync(poolIds[0]),
stakingWrapper.getProtocolFeesThisEpochByPoolAsync(poolIds[1]),
stakingWrapper.getProtocolFeesThisEpochByPoolAsync(poolIds[2]),
]);
expect(recordedProtocolFeesByPool[0]).to.be.bignumber.equal(protocolFeesByMaker[0]);
expect(recordedProtocolFeesByPool[1]).to.be.bignumber.equal(protocolFeesByMaker[1].plus(protocolFeesByMaker[2]));
expect(recordedProtocolFeesByPool[2]).to.be.bignumber.equal(protocolFeesByMaker[3].plus(protocolFeesByMaker[4]));
///// 4 VALIDATE TOTAL FEES /////
const recordedTotalProtocolFees = await stakingWrapper.getTotalProtocolFeesThisEpochAsync();
const totalProtocolFeesAsNumber = _.sumBy(protocolFeesByMaker, (value: BigNumber) => {return value.toNumber()});
const totalProtocolFees = new BigNumber(totalProtocolFeesAsNumber);
expect(recordedTotalProtocolFees).to.be.bignumber.equal(totalProtocolFees);
///// 5 STAKE /////
const stakeByPoolOperator = [
stakingWrapper.toBaseUnitAmount(42),
stakingWrapper.toBaseUnitAmount(84),
stakingWrapper.toBaseUnitAmount(97),
];
await Promise.all([
// pool 0
stakingWrapper.depositAndStakeAsync(poolOperators[0], stakeByPoolOperator[0]),
// pool 1
stakingWrapper.depositAndStakeAsync(poolOperators[1], stakeByPoolOperator[1]),
// pool 2
stakingWrapper.depositAndStakeAsync(poolOperators[2], stakeByPoolOperator[2]),
]);
///// 6 FINALIZE /////
await stakingWrapper.skipToNextEpochAsync();
///// 7 CHECK PROFITS /////
// the expected payouts were computed by hand
// @TODO - get computations more accurate
const expectedPayoutByPoolOperator = [
new BigNumber('4.75677'), // 4.756772362932728793619590327361600155564384201215274334070
new BigNumber('16.28130'), // 16.28130500394935316563988584956596823402223838026190634525
new BigNumber('20.31028'), // 20.31028447343014834523983759032242063760612769662934308289
];
const payoutByPoolOperator = await Promise.all([
stakingWrapper.rewardVaultBalanceOfAsync(poolIds[0]),
stakingWrapper.rewardVaultBalanceOfAsync(poolIds[1]),
stakingWrapper.rewardVaultBalanceOfAsync(poolIds[2]),
]);
const payoutAcurateToFiveDecimalsByPoolOperator = await Promise.all([
stakingWrapper.trimFloat(stakingWrapper.toFloatingPoint(payoutByPoolOperator[0], 18), 5),
stakingWrapper.trimFloat(stakingWrapper.toFloatingPoint(payoutByPoolOperator[1], 18), 5),
stakingWrapper.trimFloat(stakingWrapper.toFloatingPoint(payoutByPoolOperator[2], 18), 5),
]);
expect(payoutAcurateToFiveDecimalsByPoolOperator[0]).to.be.bignumber.equal(expectedPayoutByPoolOperator[0]);
expect(payoutAcurateToFiveDecimalsByPoolOperator[1]).to.be.bignumber.equal(expectedPayoutByPoolOperator[1]);
expect(payoutAcurateToFiveDecimalsByPoolOperator[2]).to.be.bignumber.equal(expectedPayoutByPoolOperator[2]);
///// 8 CHECK PROFITS VIA STAKING CONTRACT /////
///// 9 WITHDRAW PROFITS VIA STAKING CONTRACT /////
});
it('Finalization with Protocol Fees and Delegation', async () => {
///// 0 DEPLOY EXCHANGE /////
await stakingWrapper.addExchangeAddressAsync(exchange);
///// 1 SETUP POOLS /////
const poolOperators = makers.slice(0, 3);
const operatorShares = [39, 59, 43];
const poolIds = await Promise.all([
stakingWrapper.createPoolAsync(poolOperators[0], operatorShares[0]),
stakingWrapper.createPoolAsync(poolOperators[1], operatorShares[1]),
stakingWrapper.createPoolAsync(poolOperators[2], operatorShares[2]),
]);
const makersByPoolId = [
[
makers[0],
],
[
makers[1],
makers[2]
],
[
makers[3],
makers[4],
makers[5]
],
];
const protocolFeesByMaker = [
// pool 1 - adds up to protocolFeesByPoolId[0]
stakingWrapper.toBaseUnitAmount(0.304958),
// pool 2 - adds up to protocolFeesByPoolId[1]
stakingWrapper.toBaseUnitAmount(3.2),
stakingWrapper.toBaseUnitAmount(12.123258),
// pool 3 - adds up to protocolFeesByPoolId[2]
stakingWrapper.toBaseUnitAmount(23.577),
stakingWrapper.toBaseUnitAmount(4.54522236),
stakingWrapper.toBaseUnitAmount(0)
];
await Promise.all([
// pool 0
stakingWrapper.addMakerToPoolAsync(poolIds[0], makersByPoolId[0][0], "0x00", poolOperators[0]),
// pool 1
stakingWrapper.addMakerToPoolAsync(poolIds[1], makersByPoolId[1][0], "0x00", poolOperators[1]),
stakingWrapper.addMakerToPoolAsync(poolIds[1], makersByPoolId[1][1], "0x00", poolOperators[1]),
// pool 2
stakingWrapper.addMakerToPoolAsync(poolIds[2], makersByPoolId[2][0], "0x00", poolOperators[2]),
stakingWrapper.addMakerToPoolAsync(poolIds[2], makersByPoolId[2][1], "0x00", poolOperators[2]),
stakingWrapper.addMakerToPoolAsync(poolIds[2], makersByPoolId[2][2], "0x00", poolOperators[2]),
]);
///// 2 PAY FEES /////
await Promise.all([
// pool 0 - split into two payments
stakingWrapper.payProtocolFeeAsync(makers[0], protocolFeesByMaker[0].div(2), exchange),
stakingWrapper.payProtocolFeeAsync(makers[0], protocolFeesByMaker[0].div(2), exchange),
// pool 1 - pay full amounts
stakingWrapper.payProtocolFeeAsync(makers[1], protocolFeesByMaker[1], exchange),
stakingWrapper.payProtocolFeeAsync(makers[2], protocolFeesByMaker[2], exchange),
// pool 2 -- pay full amounts
stakingWrapper.payProtocolFeeAsync(makers[3], protocolFeesByMaker[3], exchange),
stakingWrapper.payProtocolFeeAsync(makers[4], protocolFeesByMaker[4], exchange),
// maker 5 doesn't pay anything
]);
///// 3 VALIDATE FEES RECORDED FOR EACH POOL /////
const recordedProtocolFeesByPool = await Promise.all([
stakingWrapper.getProtocolFeesThisEpochByPoolAsync(poolIds[0]),
stakingWrapper.getProtocolFeesThisEpochByPoolAsync(poolIds[1]),
stakingWrapper.getProtocolFeesThisEpochByPoolAsync(poolIds[2]),
]);
expect(recordedProtocolFeesByPool[0]).to.be.bignumber.equal(protocolFeesByMaker[0]);
expect(recordedProtocolFeesByPool[1]).to.be.bignumber.equal(protocolFeesByMaker[1].plus(protocolFeesByMaker[2]));
expect(recordedProtocolFeesByPool[2]).to.be.bignumber.equal(protocolFeesByMaker[3].plus(protocolFeesByMaker[4]));
///// 4 VALIDATE TOTAL FEES /////
const recordedTotalProtocolFees = await stakingWrapper.getTotalProtocolFeesThisEpochAsync();
const totalProtocolFeesAsNumber = _.sumBy(protocolFeesByMaker, (value: BigNumber) => {return value.toNumber()});
const totalProtocolFees = new BigNumber(totalProtocolFeesAsNumber);
expect(recordedTotalProtocolFees).to.be.bignumber.equal(totalProtocolFees);
///// 5 STAKE /////
const stakeByPoolOperator = [
stakingWrapper.toBaseUnitAmount(42),
stakingWrapper.toBaseUnitAmount(84),
stakingWrapper.toBaseUnitAmount(97),
];
const totalStakeByPoolOperator = stakeByPoolOperator[0].plus(stakeByPoolOperator[1]).plus(stakeByPoolOperator[2]);
await Promise.all([
// pool 0
stakingWrapper.depositAndStakeAsync(poolOperators[0], stakeByPoolOperator[0]),
// pool 1
stakingWrapper.depositAndStakeAsync(poolOperators[1], stakeByPoolOperator[1]),
// pool 2
stakingWrapper.depositAndStakeAsync(poolOperators[2], stakeByPoolOperator[2]),
])
///// 6 Add some delegators to pool 2 /////
const delegators = stakers.slice(0, 3);
const stakeByDelegator = [
stakingWrapper.toBaseUnitAmount(17),
stakingWrapper.toBaseUnitAmount(75),
stakingWrapper.toBaseUnitAmount(90),
];
const totalStakeByDelegators = stakeByDelegator[0].plus(stakeByDelegator[1]).plus(stakeByDelegator[2]);
await Promise.all([
stakingWrapper.depositAndDelegateAsync(delegators[0], poolIds[2], stakeByDelegator[0]),
stakingWrapper.depositAndDelegateAsync(delegators[1], poolIds[2], stakeByDelegator[1]),
stakingWrapper.depositAndDelegateAsync(delegators[2], poolIds[2], stakeByDelegator[2]),
]);
///// 6 FINALIZE /////
await stakingWrapper.skipToNextEpochAsync();
///// 7 CHECK PROFITS /////
// the expected payouts were computed by hand
// @TODO - get computations more accurate
/*
Pool | Total Fees | Total Stake | Total Delegated Stake | Total Stake (Scaled)
0 | 0.304958 | 42 | 0 | 42
1 | 15.323258 | 84 | 0 | 84
3 | 28.12222236 | 97 | 182 | 260.8
...
Cumulative Fees = 43.75043836
Cumulative Stake = 405
Total Rewards = 43.75043836
*/
const expectedPayoutByPoolOperator = [
new BigNumber('2.89303'), // 2.8930364057678784829875695710382241749912199174798475
new BigNumber('9.90218'), // 9.9021783083174087034787071054543342142019746753770943
new BigNumber('28.16463'), // 28.164631904035798614670299155719067954180760345463798
];
const payoutByPoolOperator = await Promise.all([
stakingWrapper.rewardVaultBalanceOfAsync(poolIds[0]),
stakingWrapper.rewardVaultBalanceOfAsync(poolIds[1]),
stakingWrapper.rewardVaultBalanceOfAsync(poolIds[2]),
]);
const payoutAcurateToFiveDecimalsByPoolOperator = await Promise.all([
stakingWrapper.trimFloat(stakingWrapper.toFloatingPoint(payoutByPoolOperator[0], 18), 5),
stakingWrapper.trimFloat(stakingWrapper.toFloatingPoint(payoutByPoolOperator[1], 18), 5),
stakingWrapper.trimFloat(stakingWrapper.toFloatingPoint(payoutByPoolOperator[2], 18), 5),
]);
expect(payoutAcurateToFiveDecimalsByPoolOperator[0]).to.be.bignumber.equal(expectedPayoutByPoolOperator[0]);
expect(payoutAcurateToFiveDecimalsByPoolOperator[1]).to.be.bignumber.equal(expectedPayoutByPoolOperator[1]);
expect(payoutAcurateToFiveDecimalsByPoolOperator[2]).to.be.bignumber.equal(expectedPayoutByPoolOperator[2]);
///// 8 CHECK PROFITS VIA STAKING CONTRACT /////
///// 9 WITHDRAW PROFITS VIA STAKING CONTRACT /////
///// 10 CHECK DELEGATOR BY UNDELEGATING /////
const poolPayoutById = await Promise.all([
stakingWrapper.rewardVaultBalanceOfPoolAsync(poolIds[0]),
stakingWrapper.rewardVaultBalanceOfPoolAsync(poolIds[1]),
stakingWrapper.rewardVaultBalanceOfPoolAsync(poolIds[2]),
]);
const ethBalancesByDelegatorInit = await Promise.all([
stakingWrapper.getEthBalanceAsync(delegators[0]),
stakingWrapper.getEthBalanceAsync(delegators[1]),
stakingWrapper.getEthBalanceAsync(delegators[2]),
]);
await Promise.all([
stakingWrapper.deactivateAndTimelockDelegatedStakeAsync(delegators[0], poolIds[2], stakeByDelegator[0]),
stakingWrapper.deactivateAndTimelockDelegatedStakeAsync(delegators[1], poolIds[2], stakeByDelegator[1]),
stakingWrapper.deactivateAndTimelockDelegatedStakeAsync(delegators[2], poolIds[2], stakeByDelegator[2]),
]);
const ethBalancesByDelegatorFinal = await Promise.all([
stakingWrapper.getEthBalanceAsync(delegators[0]),
stakingWrapper.getEthBalanceAsync(delegators[1]),
stakingWrapper.getEthBalanceAsync(delegators[2]),
]);
const rewardByDelegator = [
ethBalancesByDelegatorFinal[0].minus(ethBalancesByDelegatorInit[0]),
ethBalancesByDelegatorFinal[1].minus(ethBalancesByDelegatorInit[1]),
ethBalancesByDelegatorFinal[2].minus(ethBalancesByDelegatorInit[2]),
];
// note that these may be slightly off due to rounding down on each entry
// there is a carry over between calls, which we account for here.
// if the last person to leave rounded down, then there is some trace amount left in the pool.
// carry-over here is 00000000000000000002
const expectedRewardByDelegator = [
poolPayoutById[2].times(stakeByDelegator[0]).dividedToIntegerBy(totalStakeByDelegators),
poolPayoutById[2].times(stakeByDelegator[1]).dividedToIntegerBy(totalStakeByDelegators),
new BigNumber('7938711881077518068'), // computed by hand to account for carry-over
];
expect(rewardByDelegator[0]).to.be.bignumber.equal(expectedRewardByDelegator[0]);
expect(rewardByDelegator[1]).to.be.bignumber.equal(expectedRewardByDelegator[1]);
expect(rewardByDelegator[2]).to.be.bignumber.equal(expectedRewardByDelegator[2]);
});
it('Finalization with Protocol Fees and Delegation with shadow ETH', async () => {
///// 0 DEPLOY EXCHANGE /////
await stakingWrapper.addExchangeAddressAsync(exchange);
///// 1 SETUP POOLS /////
const poolOperators = makers.slice(0, 3);
const operatorShares = [39, 59, 43];
const poolIds = await Promise.all([
stakingWrapper.createPoolAsync(poolOperators[0], operatorShares[0]),
stakingWrapper.createPoolAsync(poolOperators[1], operatorShares[1]),
stakingWrapper.createPoolAsync(poolOperators[2], operatorShares[2]),
]);
const makersByPoolId = [
[
makers[0],
],
[
makers[1],
makers[2]
],
[
makers[3],
makers[4],
makers[5]
],
];
const protocolFeesByMaker = [
// pool 1 - adds up to protocolFeesByPoolId[0]
stakingWrapper.toBaseUnitAmount(0.304958),
// pool 2 - adds up to protocolFeesByPoolId[1]
stakingWrapper.toBaseUnitAmount(3.2),
stakingWrapper.toBaseUnitAmount(12.123258),
// pool 3 - adds up to protocolFeesByPoolId[2]
stakingWrapper.toBaseUnitAmount(23.577),
stakingWrapper.toBaseUnitAmount(4.54522236),
stakingWrapper.toBaseUnitAmount(0)
];
await Promise.all([
// pool 0
stakingWrapper.addMakerToPoolAsync(poolIds[0], makersByPoolId[0][0], "0x00", poolOperators[0]),
// pool 1
stakingWrapper.addMakerToPoolAsync(poolIds[1], makersByPoolId[1][0], "0x00", poolOperators[1]),
stakingWrapper.addMakerToPoolAsync(poolIds[1], makersByPoolId[1][1], "0x00", poolOperators[1]),
// pool 2
stakingWrapper.addMakerToPoolAsync(poolIds[2], makersByPoolId[2][0], "0x00", poolOperators[2]),
stakingWrapper.addMakerToPoolAsync(poolIds[2], makersByPoolId[2][1], "0x00", poolOperators[2]),
stakingWrapper.addMakerToPoolAsync(poolIds[2], makersByPoolId[2][2], "0x00", poolOperators[2]),
]);
///// 2 PAY FEES /////
await Promise.all([
// pool 0 - split into two payments
stakingWrapper.payProtocolFeeAsync(makers[0], protocolFeesByMaker[0].div(2), exchange),
stakingWrapper.payProtocolFeeAsync(makers[0], protocolFeesByMaker[0].div(2), exchange),
// pool 1 - pay full amounts
stakingWrapper.payProtocolFeeAsync(makers[1], protocolFeesByMaker[1], exchange),
stakingWrapper.payProtocolFeeAsync(makers[2], protocolFeesByMaker[2], exchange),
// pool 2 -- pay full amounts
stakingWrapper.payProtocolFeeAsync(makers[3], protocolFeesByMaker[3], exchange),
stakingWrapper.payProtocolFeeAsync(makers[4], protocolFeesByMaker[4], exchange),
// maker 5 doesn't pay anything
]);
///// 3 VALIDATE FEES RECORDED FOR EACH POOL /////
const recordedProtocolFeesByPool = await Promise.all([
stakingWrapper.getProtocolFeesThisEpochByPoolAsync(poolIds[0]),
stakingWrapper.getProtocolFeesThisEpochByPoolAsync(poolIds[1]),
stakingWrapper.getProtocolFeesThisEpochByPoolAsync(poolIds[2]),
]);
expect(recordedProtocolFeesByPool[0]).to.be.bignumber.equal(protocolFeesByMaker[0]);
expect(recordedProtocolFeesByPool[1]).to.be.bignumber.equal(protocolFeesByMaker[1].plus(protocolFeesByMaker[2]));
expect(recordedProtocolFeesByPool[2]).to.be.bignumber.equal(protocolFeesByMaker[3].plus(protocolFeesByMaker[4]));
///// 4 VALIDATE TOTAL FEES /////
const recordedTotalProtocolFees = await stakingWrapper.getTotalProtocolFeesThisEpochAsync();
const totalProtocolFeesAsNumber = _.sumBy(protocolFeesByMaker, (value: BigNumber) => {return value.toNumber()});
const totalProtocolFees = new BigNumber(totalProtocolFeesAsNumber);
expect(recordedTotalProtocolFees).to.be.bignumber.equal(totalProtocolFees);
///// 5 STAKE /////
const stakeByPoolOperator = [
stakingWrapper.toBaseUnitAmount(42),
stakingWrapper.toBaseUnitAmount(84),
stakingWrapper.toBaseUnitAmount(97),
];
const totalStakeByPoolOperator = stakeByPoolOperator[0].plus(stakeByPoolOperator[1]).plus(stakeByPoolOperator[2]);
await Promise.all([
// pool 0
stakingWrapper.depositAndStakeAsync(poolOperators[0], stakeByPoolOperator[0]),
// pool 1
stakingWrapper.depositAndStakeAsync(poolOperators[1], stakeByPoolOperator[1]),
// pool 2
stakingWrapper.depositAndStakeAsync(poolOperators[2], stakeByPoolOperator[2]),
]);
///// 6 FINALIZE /////
await stakingWrapper.skipToNextEpochAsync();
///// 7 ADD DELEGATORS (Requires Shadow ETH) /////
const delegators = stakers.slice(0, 3);
const stakeByDelegator = [
stakingWrapper.toBaseUnitAmount(17),
stakingWrapper.toBaseUnitAmount(75),
stakingWrapper.toBaseUnitAmount(90),
];
const totalStakeByDelegators = stakeByDelegator[0].plus(stakeByDelegator[1]).plus(stakeByDelegator[2]);
await Promise.all([
stakingWrapper.depositAndDelegateAsync(delegators[0], poolIds[2], stakeByDelegator[0]),
stakingWrapper.depositAndDelegateAsync(delegators[1], poolIds[2], stakeByDelegator[1]),
stakingWrapper.depositAndDelegateAsync(delegators[2], poolIds[2], stakeByDelegator[2]),
]);
///// 7 FINALIZE AGAIN /////
await stakingWrapper.skipToNextEpochAsync();
///// 7 CHECK PROFITS /////
// the expected payouts were computed by hand
// @TODO - get computations more accurate
/*
Pool | Total Fees | Total Stake | Total Delegated Stake | Total Stake (Scaled)
0 | 0.304958 | 42 | 0 | 42
1 | 15.323258 | 84 | 0 | 84
3 | 28.12222236 | 97 | 182 | 260.8
...
Cumulative Fees = 43.75043836
Cumulative Stake = 405
Total Rewards = 43.75043836
*/
const expectedPayoutByPoolOperator = [
new BigNumber('4.75677'), // 4.756772362932728793619590327361600155564384201215274334070
new BigNumber('16.28130'), // 16.28130500394935316563988584956596823402223838026190634525
new BigNumber('20.31028'), // 20.31028447343014834523983759032242063760612769662934308289
];
const payoutByPoolOperator = await Promise.all([
stakingWrapper.rewardVaultBalanceOfAsync(poolIds[0]),
stakingWrapper.rewardVaultBalanceOfAsync(poolIds[1]),
stakingWrapper.rewardVaultBalanceOfAsync(poolIds[2]),
]);
const payoutAcurateToFiveDecimalsByPoolOperator = await Promise.all([
stakingWrapper.trimFloat(stakingWrapper.toFloatingPoint(payoutByPoolOperator[0], 18), 5),
stakingWrapper.trimFloat(stakingWrapper.toFloatingPoint(payoutByPoolOperator[1], 18), 5),
stakingWrapper.trimFloat(stakingWrapper.toFloatingPoint(payoutByPoolOperator[2], 18), 5),
]);
expect(payoutAcurateToFiveDecimalsByPoolOperator[0]).to.be.bignumber.equal(expectedPayoutByPoolOperator[0]);
expect(payoutAcurateToFiveDecimalsByPoolOperator[1]).to.be.bignumber.equal(expectedPayoutByPoolOperator[1]);
expect(payoutAcurateToFiveDecimalsByPoolOperator[2]).to.be.bignumber.equal(expectedPayoutByPoolOperator[2]);
///// 10 CHECK DELEGATOR PAYOUT BY UNDELEGATING /////
const poolPayoutById = await Promise.all([
stakingWrapper.rewardVaultBalanceOfPoolAsync(poolIds[0]),
stakingWrapper.rewardVaultBalanceOfPoolAsync(poolIds[1]),
stakingWrapper.rewardVaultBalanceOfPoolAsync(poolIds[2]),
]);
const ethBalancesByDelegatorInit = await Promise.all([
stakingWrapper.getEthBalanceAsync(delegators[0]),
stakingWrapper.getEthBalanceAsync(delegators[1]),
stakingWrapper.getEthBalanceAsync(delegators[2]),
]);
await Promise.all([
stakingWrapper.deactivateAndTimelockDelegatedStakeAsync(delegators[0], poolIds[2], stakeByDelegator[0]),
stakingWrapper.deactivateAndTimelockDelegatedStakeAsync(delegators[1], poolIds[2], stakeByDelegator[1]),
stakingWrapper.deactivateAndTimelockDelegatedStakeAsync(delegators[2], poolIds[2], stakeByDelegator[2]),
]);
const ethBalancesByDelegatorFinal = await Promise.all([
stakingWrapper.getEthBalanceAsync(delegators[0]),
stakingWrapper.getEthBalanceAsync(delegators[1]),
stakingWrapper.getEthBalanceAsync(delegators[2]),
]);
const rewardByDelegator = [
ethBalancesByDelegatorFinal[0].minus(ethBalancesByDelegatorInit[0]),
ethBalancesByDelegatorFinal[1].minus(ethBalancesByDelegatorInit[1]),
ethBalancesByDelegatorFinal[2].minus(ethBalancesByDelegatorInit[2]),
];
// In this case, there was already a pot of ETH in the delegator pool that nobody had claimed.
// The first delegator got to claim it all. This is due to the necessary conservation of payouts.
// When a new delegator arrives, their new stake should not affect existing delegator payouts.
// In this case, there was unclaimed $$ in the delegator pool - which is claimed by the first delegator.
const expectedRewardByDelegator = [
poolPayoutById[2],
new BigNumber(0),
new BigNumber(0),
];
expect(rewardByDelegator[0]).to.be.bignumber.equal(expectedRewardByDelegator[0]);
expect(rewardByDelegator[1]).to.be.bignumber.equal(expectedRewardByDelegator[1]);
expect(rewardByDelegator[2]).to.be.bignumber.equal(expectedRewardByDelegator[2]);
});
});
});
// tslint:enable:no-unnecessary-type-assertion