crowetic/protocol
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

@0x/contracts-staking: Add another delegator payout test.

Browse Source
This commit is contained in:
Lawrence Forman
2019-09-11 19:01:31 -04:00
committed by Lawrence Forman
parent 9c47d22ff4
commit 94909f1a0f
1 changed files with 37 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

41
contracts/staking/test/rewards_test.ts
View File

@@ -664,10 +664,43 @@ blockchainTests.resets('Testing Rewards', env => {
poolRewardVaultBalance: ZERO,
});
});
it(`should split rewards in the EthVault between two delegators when undelegating`, async () => {
it(`payout should be based on stake at the time of rewards`, async () => {
const staker = stakers[0];
const stakeAmount = toBaseUnitAmount(5);
// stake and delegate
await staker.stakeAsync(stakeAmount);
await staker.moveStakeAsync(
new StakeInfo(StakeStatus.Active),
new StakeInfo(StakeStatus.Delegated, poolId),
stakeAmount,
);
// skip epoch, so staker can start earning rewards
await payProtocolFeeAndFinalize();
// undelegate some stake
const unstakeAmount = toBaseUnitAmount(2.5);
await staker.moveStakeAsync(
new StakeInfo(StakeStatus.Delegated, poolId),
new StakeInfo(StakeStatus.Active),
unstakeAmount,
);
// finalize
const reward = toBaseUnitAmount(10);
await payProtocolFeeAndFinalize(reward);
// Unstake nothing to move the rewards into the EthVault.
await staker.moveStakeAsync(
new StakeInfo(StakeStatus.Delegated, poolId),
new StakeInfo(StakeStatus.Active),
toBaseUnitAmount(0),
);
await validateEndBalances({
stakerRewardVaultBalance_1: toBaseUnitAmount(0),
stakerEthVaultBalance_1: reward,
});
});
it(`should split payout between two delegators when undelegating`, async () => {
const stakeAmounts = [toBaseUnitAmount(5), toBaseUnitAmount(10)];
const totalStakeAmount = BigNumber.sum(...stakeAmounts);
// stake both
// stake and delegate both
const stakersAndStake = _.zip(stakers.slice(0, 2), stakeAmounts) as
Array<[StakerActor, BigNumber]>;
for (const [staker, stakeAmount] of stakersAndStake) {
@@ -702,10 +735,10 @@ blockchainTests.resets('Testing Rewards', env => {
membersRewardVaultBalance: new BigNumber(1), // Rounding error
});
});
it(`delegator should not be credited EthVault rewards twice in the same epoch by undelegating twice`, async () => {
it(`delegator should not be credited payout twice by undelegating twice`, async () => {
const stakeAmounts = [toBaseUnitAmount(5), toBaseUnitAmount(10)];
const totalStakeAmount = BigNumber.sum(...stakeAmounts);
// stake both
// stake and delegate both
const stakersAndStake = _.zip(stakers.slice(0, 2), stakeAmounts) as
Array<[StakerActor, BigNumber]>;
for (const [staker, stakeAmount] of stakersAndStake) {