Files
protocol/contracts/staking/test/pools_test.ts
2019-09-06 16:09:35 -07:00

341 lines
18 KiB
TypeScript

import { ERC20ProxyContract, ERC20Wrapper } from '@0x/contracts-asset-proxy';
import { DummyERC20TokenContract } from '@0x/contracts-erc20';
import { blockchainTests, constants, expect } from '@0x/contracts-test-utils';
import { StakingRevertErrors } from '@0x/order-utils';
import * as _ from 'lodash';
import { MakerActor } from './actors/maker_actor';
import { PoolOperatorActor } from './actors/pool_operator_actor';
import { constants as stakingConstants } from './utils/constants';
import { StakingWrapper } from './utils/staking_wrapper';
// tslint:disable:no-unnecessary-type-assertion
blockchainTests('Staking Pool Management', env => {
// constants
const { DUMMY_TOKEN_DECIMALS, PPM_100_PERCENT, PPM_DENOMINATOR } = constants;
// tokens & addresses
let accounts: string[];
let owner: string;
let users: string[];
let zrxTokenContract: DummyERC20TokenContract;
let erc20ProxyContract: ERC20ProxyContract;
// wrappers
let stakingWrapper: StakingWrapper;
let erc20Wrapper: ERC20Wrapper;
// tests
before(async () => {
// create accounts
accounts = await env.web3Wrapper.getAvailableAddressesAsync();
owner = accounts[0];
users = accounts.slice(1);
// deploy erc20 proxy
erc20Wrapper = new ERC20Wrapper(env.provider, accounts, owner);
erc20ProxyContract = await erc20Wrapper.deployProxyAsync();
// deploy zrx token
[zrxTokenContract] = await erc20Wrapper.deployDummyTokensAsync(1, DUMMY_TOKEN_DECIMALS);
await erc20Wrapper.setBalancesAndAllowancesAsync();
// deploy staking contracts
stakingWrapper = new StakingWrapper(env.provider, owner, erc20ProxyContract, zrxTokenContract);
await stakingWrapper.deployAndConfigureContractsAsync();
});
blockchainTests.resets('Staking Pool Management', () => {
it('Should successfully create a pool', async () => {
// test parameters
const operatorAddress = users[0];
const operatorShare = (39 / 100) * PPM_DENOMINATOR;
const poolOperator = new PoolOperatorActor(operatorAddress, stakingWrapper);
// create pool
const poolId = await poolOperator.createStakingPoolAsync(operatorShare, false);
expect(poolId).to.be.equal(stakingConstants.INITIAL_POOL_ID);
// check that the next pool id was incremented
const nextPoolId = await stakingWrapper.getNextStakingPoolIdAsync();
expect(nextPoolId).to.be.equal(stakingConstants.SECOND_POOL_ID);
});
it('Should successfully create a pool and add owner as a maker', async () => {
// test parameters
const operatorAddress = users[0];
const operatorShare = 39;
const poolOperator = new PoolOperatorActor(operatorAddress, stakingWrapper);
// create pool
const poolId = await poolOperator.createStakingPoolAsync(operatorShare, true);
expect(poolId).to.be.equal(stakingConstants.INITIAL_POOL_ID);
// check that the next pool id was incremented
const nextPoolId = await stakingWrapper.getNextStakingPoolIdAsync();
expect(nextPoolId).to.be.equal(stakingConstants.SECOND_POOL_ID);
});
it('Should throw if poolOperatorShare is > PPM_DENOMINATOR', async () => {
// test parameters
const operatorAddress = users[0];
// tslint:disable-next-line
const operatorShare = PPM_100_PERCENT + 1;
const poolOperator = new PoolOperatorActor(operatorAddress, stakingWrapper);
// create pool
const tx = poolOperator.createStakingPoolAsync(operatorShare, true);
const expectedPoolId = stakingConstants.INITIAL_POOL_ID;
const expectedError = new StakingRevertErrors.InvalidPoolOperatorShareError(expectedPoolId, operatorShare);
return expect(tx).to.revertWith(expectedError);
});
it('Should successfully add/remove a maker to a pool', async () => {
// test parameters
const operatorAddress = users[0];
const operatorShare = 39;
const poolOperator = new PoolOperatorActor(operatorAddress, stakingWrapper);
const makerAddress = users[1];
const maker = new MakerActor(makerAddress, stakingWrapper);
// create pool
const poolId = await poolOperator.createStakingPoolAsync(operatorShare, true);
expect(poolId).to.be.equal(stakingConstants.INITIAL_POOL_ID);
// maker joins pool
await maker.joinStakingPoolAsMakerAsync(poolId);
// operator adds maker to pool
await poolOperator.addMakerToStakingPoolAsync(poolId, makerAddress);
// operator removes maker from pool
await poolOperator.removeMakerFromStakingPoolAsync(poolId, makerAddress);
});
it('Maker should successfully remove themselves from a pool', async () => {
// test parameters
const operatorAddress = users[0];
const operatorShare = 39;
const poolOperator = new PoolOperatorActor(operatorAddress, stakingWrapper);
const makerAddress = users[1];
const maker = new MakerActor(makerAddress, stakingWrapper);
// create pool
const poolId = await poolOperator.createStakingPoolAsync(operatorShare, true);
expect(poolId).to.be.equal(stakingConstants.INITIAL_POOL_ID);
// maker joins pool
await maker.joinStakingPoolAsMakerAsync(poolId);
// operator adds maker to pool
await poolOperator.addMakerToStakingPoolAsync(poolId, makerAddress);
// maker removes themselves from pool
await maker.removeMakerFromStakingPoolAsync(poolId, makerAddress);
});
it('Should successfully add/remove multiple makers to the same pool', async () => {
// test parameters
const operatorAddress = users[0];
const operatorShare = 39;
const poolOperator = new PoolOperatorActor(operatorAddress, stakingWrapper);
const makerAddresses = users.slice(1, 4);
const makers = makerAddresses.map(makerAddress => new MakerActor(makerAddress, stakingWrapper));
// create pool
const poolId = await poolOperator.createStakingPoolAsync(operatorShare, false);
expect(poolId).to.be.equal(stakingConstants.INITIAL_POOL_ID);
// add makers to pool
await Promise.all(makers.map(async maker => maker.joinStakingPoolAsMakerAsync(poolId)));
await Promise.all(
makerAddresses.map(async makerAddress => poolOperator.addMakerToStakingPoolAsync(poolId, makerAddress)),
);
// check the number of makers in the pool
let numMakers = await stakingWrapper.getNumberOfMakersInStakingPoolAsync(poolId);
expect(numMakers, 'number of makers in pool after adding').to.be.bignumber.equal(3);
// remove maker from pool
await Promise.all(
makerAddresses.map(async makerAddress =>
poolOperator.removeMakerFromStakingPoolAsync(poolId, makerAddress),
),
);
// check the number of makers in the pool
numMakers = await stakingWrapper.getNumberOfMakersInStakingPoolAsync(poolId);
expect(numMakers, 'number of makers in pool after removing').to.be.bignumber.equal(0);
});
it('Should fail if maker already assigned to another pool tries to join', async () => {
// test parameters
const operatorShare = 39;
const assignedPoolOperator = new PoolOperatorActor(users[0], stakingWrapper);
const otherPoolOperator = new PoolOperatorActor(users[1], stakingWrapper);
const makerAddress = users[2];
const maker = new MakerActor(makerAddress, stakingWrapper);
// create pools
const assignedPoolId = await assignedPoolOperator.createStakingPoolAsync(operatorShare, true);
const otherPoolId = await otherPoolOperator.createStakingPoolAsync(operatorShare, true);
expect(assignedPoolId).to.be.equal(stakingConstants.INITIAL_POOL_ID);
expect(otherPoolId).to.be.equal(stakingConstants.SECOND_POOL_ID);
// maker joins first pool
await maker.joinStakingPoolAsMakerAsync(assignedPoolId);
// first pool operator adds maker
await assignedPoolOperator.addMakerToStakingPoolAsync(assignedPoolId, makerAddress);
const revertError = new StakingRevertErrors.MakerPoolAssignmentError(
StakingRevertErrors.MakerPoolAssignmentErrorCodes.MakerAddressAlreadyRegistered,
makerAddress,
assignedPoolId,
);
// second pool operator now tries to add maker
await otherPoolOperator.addMakerToStakingPoolAsync(otherPoolId, makerAddress, revertError);
});
it('Should fail to add maker to pool if the maker has not joined any pools', async () => {
// test parameters
const operatorAddress = users[0];
const operatorShare = 39;
const poolOperator = new PoolOperatorActor(operatorAddress, stakingWrapper);
const makerAddress = users[1];
// create pool
const poolId = await poolOperator.createStakingPoolAsync(operatorShare, true);
expect(poolId).to.be.equal(stakingConstants.INITIAL_POOL_ID);
const revertError = new StakingRevertErrors.MakerPoolAssignmentError(
StakingRevertErrors.MakerPoolAssignmentErrorCodes.MakerAddressNotPendingAdd,
makerAddress,
stakingConstants.NIL_POOL_ID,
);
// operator adds maker to pool
await poolOperator.addMakerToStakingPoolAsync(poolId, makerAddress, revertError);
});
it('Should fail to add maker to pool if the maker joined a different pool', async () => {
// test parameters
const operatorShare = 39;
const assignedPoolOperator = new PoolOperatorActor(users[0], stakingWrapper);
const otherPoolOperator = new PoolOperatorActor(users[1], stakingWrapper);
const makerAddress = users[2];
const maker = new MakerActor(makerAddress, stakingWrapper);
// create pools
const joinedPoolId = await assignedPoolOperator.createStakingPoolAsync(operatorShare, true);
const otherPoolId = await otherPoolOperator.createStakingPoolAsync(operatorShare, true);
expect(joinedPoolId).to.be.equal(stakingConstants.INITIAL_POOL_ID);
expect(otherPoolId).to.be.equal(stakingConstants.SECOND_POOL_ID);
// maker joins first pool
await maker.joinStakingPoolAsMakerAsync(joinedPoolId);
const revertError = new StakingRevertErrors.MakerPoolAssignmentError(
StakingRevertErrors.MakerPoolAssignmentErrorCodes.MakerAddressNotPendingAdd,
makerAddress,
joinedPoolId,
);
// second pool operator now tries to add maker
await otherPoolOperator.addMakerToStakingPoolAsync(otherPoolId, makerAddress, revertError);
});
it('Should fail to add the same maker twice', async () => {
// test parameters
const operatorAddress = users[0];
const operatorShare = 39;
const poolOperator = new PoolOperatorActor(operatorAddress, stakingWrapper);
const makerAddress = users[1];
const maker = new MakerActor(makerAddress, stakingWrapper);
// create pool
const poolId = await poolOperator.createStakingPoolAsync(operatorShare, true);
expect(poolId).to.be.equal(stakingConstants.INITIAL_POOL_ID);
// add maker to pool
await maker.joinStakingPoolAsMakerAsync(poolId);
await poolOperator.addMakerToStakingPoolAsync(poolId, makerAddress);
const revertError = new StakingRevertErrors.MakerPoolAssignmentError(
StakingRevertErrors.MakerPoolAssignmentErrorCodes.MakerAddressAlreadyRegistered,
makerAddress,
poolId,
);
// add same maker to pool again
await poolOperator.addMakerToStakingPoolAsync(poolId, makerAddress, revertError);
});
it('Should fail to remove a maker that does not exist', async () => {
// test parameters
const operatorAddress = users[0];
const operatorShare = 39;
const poolOperator = new PoolOperatorActor(operatorAddress, stakingWrapper);
const makerAddress = users[1];
// create pool
const poolId = await poolOperator.createStakingPoolAsync(operatorShare, true);
expect(poolId).to.be.equal(stakingConstants.INITIAL_POOL_ID);
const revertError = new StakingRevertErrors.MakerPoolAssignmentError(
StakingRevertErrors.MakerPoolAssignmentErrorCodes.MakerAddressNotRegistered,
makerAddress,
stakingConstants.NIL_POOL_ID,
);
// remove non-existent maker from pool
await poolOperator.removeMakerFromStakingPoolAsync(poolId, makerAddress, revertError);
});
it('Should fail to add a maker when called by someone other than the pool operator', async () => {
// test parameters
const operatorAddress = users[0];
const operatorShare = 39;
const poolOperator = new PoolOperatorActor(operatorAddress, stakingWrapper);
const makerAddress = users[1];
const maker = new MakerActor(makerAddress, stakingWrapper);
const notOperatorAddress = users[2];
// create pool
const poolId = await poolOperator.createStakingPoolAsync(operatorShare, true);
expect(poolId).to.be.equal(stakingConstants.INITIAL_POOL_ID);
// add maker to pool
await maker.joinStakingPoolAsMakerAsync(poolId);
const revertError = new StakingRevertErrors.OnlyCallableByPoolOperatorError(
notOperatorAddress,
operatorAddress,
);
const tx = stakingWrapper.addMakerToStakingPoolAsync(poolId, makerAddress, notOperatorAddress);
await expect(tx).to.revertWith(revertError);
});
it('Should fail to remove a maker when called by someone other than the pool operator or maker', async () => {
// test parameters
const operatorAddress = users[0];
const operatorShare = 39;
const poolOperator = new PoolOperatorActor(operatorAddress, stakingWrapper);
const makerAddress = users[1];
const maker = new MakerActor(makerAddress, stakingWrapper);
const neitherOperatorNorMakerAddress = users[2];
// create pool
const poolId = await poolOperator.createStakingPoolAsync(operatorShare, true);
expect(poolId).to.be.equal(stakingConstants.INITIAL_POOL_ID);
// add maker to pool
await maker.joinStakingPoolAsMakerAsync(poolId);
await poolOperator.addMakerToStakingPoolAsync(poolId, makerAddress);
// try to remove the maker address from an address other than the operator
const revertError = new StakingRevertErrors.OnlyCallableByPoolOperatorOrMakerError(
neitherOperatorNorMakerAddress,
operatorAddress,
makerAddress,
);
const tx = stakingWrapper.removeMakerFromStakingPoolAsync(
poolId,
makerAddress,
neitherOperatorNorMakerAddress,
);
await expect(tx).to.revertWith(revertError);
});
it('Should fail to add a maker if the pool is full', async () => {
// test parameters
const operatorAddress = users[0];
const operatorShare = 39;
const poolOperator = new PoolOperatorActor(operatorAddress, stakingWrapper);
const makerAddresses = users.slice(1, stakingConstants.MAX_MAKERS_IN_POOL + 2);
const makers = makerAddresses.map(makerAddress => new MakerActor(makerAddress, stakingWrapper));
// create pool
const poolId = await poolOperator.createStakingPoolAsync(operatorShare, false);
expect(poolId).to.be.equal(stakingConstants.INITIAL_POOL_ID);
// add makers to pool
await Promise.all(makers.map(async maker => maker.joinStakingPoolAsMakerAsync(poolId)));
await Promise.all(
_.initial(makerAddresses).map(async makerAddress =>
poolOperator.addMakerToStakingPoolAsync(poolId, makerAddress),
),
);
// check the number of makers in the pool
const numMakers = await stakingWrapper.getNumberOfMakersInStakingPoolAsync(poolId);
expect(numMakers, 'number of makers in pool').to.be.bignumber.equal(stakingConstants.MAX_MAKERS_IN_POOL);
const lastMakerAddress = _.last(makerAddresses) as string;
// Try to add last maker to the pool
const revertError = new StakingRevertErrors.MakerPoolAssignmentError(
StakingRevertErrors.MakerPoolAssignmentErrorCodes.PoolIsFull,
lastMakerAddress,
poolId,
);
await poolOperator.addMakerToStakingPoolAsync(poolId, lastMakerAddress, revertError);
});
});
});
// tslint:enable:no-unnecessary-type-assertion