mirror of
https://github.com/0glabs/0g-chain.git
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Add tally handler tests (#1349)
* add vote power counting tests and test suite * add vote outcome tests
This commit is contained in:
Ruaridh
GitHub
parent
0c0cd49cb5
commit
17b6b74d75
402
app/tally_handler_test.go
Normal file
402
app/tally_handler_test.go
Normal file
@ -0,0 +1,402 @@
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package app
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import (
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"testing"
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"time"
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"github.com/cosmos/cosmos-sdk/crypto/keys/ed25519"
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sdk "github.com/cosmos/cosmos-sdk/types"
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authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
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govkeeper "github.com/cosmos/cosmos-sdk/x/gov/keeper"
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govtypes "github.com/cosmos/cosmos-sdk/x/gov/types"
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"github.com/cosmos/cosmos-sdk/x/staking"
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stakingkeeper "github.com/cosmos/cosmos-sdk/x/staking/keeper"
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stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
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"github.com/stretchr/testify/suite"
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tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
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earntypes "github.com/kava-labs/kava/x/earn/types"
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liquidtypes "github.com/kava-labs/kava/x/liquid/types"
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)
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// d is an alias for sdk.MustNewDecFromStr
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var d = sdk.MustNewDecFromStr
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type tallyHandlerSuite struct {
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suite.Suite
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app TestApp
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ctx sdk.Context
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staking stakingHelper
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tallier TallyHandler
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}
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func TestTallyHandlerSuite(t *testing.T) {
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suite.Run(t, new(tallyHandlerSuite))
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}
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func (suite *tallyHandlerSuite) SetupTest() {
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suite.app = NewTestApp()
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suite.app.InitializeFromGenesisStates()
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genesisTime := time.Date(1998, 1, 1, 0, 0, 0, 0, time.UTC)
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suite.ctx = suite.app.NewContext(false, tmproto.Header{Height: 1, Time: genesisTime})
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suite.staking = stakingHelper{suite.app.GetStakingKeeper()}
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suite.staking.setBondDenom(suite.ctx, "ukava")
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suite.tallier = NewTallyHandler(
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suite.app.GetGovKeeper(),
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suite.app.GetStakingKeeper(),
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suite.app.GetSavingsKeeper(),
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suite.app.GetEarnKeeper(),
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suite.app.GetLiquidKeeper(),
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suite.app.GetBankKeeper(),
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)
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}
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func (suite *tallyHandlerSuite) TestVotePower_AllSourcesCounted() {
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user := suite.createAccount(suite.newBondCoin(sdk.NewInt(1e9)))
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validator := suite.delegateToNewBondedValidator(user.GetAddress(), sdk.NewInt(1e9))
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derivatives := suite.mintDerivative(user.GetAddress(), validator.GetOperator(), sdk.NewInt(500e6))
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suite.allowBKavaEarnDeposits()
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suite.earnDeposit(
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user.GetAddress(),
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sdk.NewCoin(derivatives.Denom, sdk.NewInt(250e6)),
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)
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proposal := suite.createProposal()
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suite.voteOnProposal(user.GetAddress(), proposal.ProposalId, govtypes.OptionYes)
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_, _, results := suite.tallier.Tally(suite.ctx, proposal)
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suite.Equal(sdk.NewInt(500e6+250e6+250e6), results.Yes)
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suite.Equal(sdk.ZeroInt(), results.No)
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suite.Equal(sdk.ZeroInt(), results.NoWithVeto)
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suite.Equal(sdk.ZeroInt(), results.Abstain)
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}
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func (suite *tallyHandlerSuite) TestVotePower_UserOverridesValidator() {
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user := suite.createAccount(suite.newBondCoin(sdk.NewInt(1e9)))
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delegated := sdk.NewInt(1e9)
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validator := suite.delegateToNewBondedValidator(user.GetAddress(), delegated)
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selfDelegated := validator.GetTokens().Sub(delegated)
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derivatives := suite.mintDerivative(user.GetAddress(), validator.GetOperator(), sdk.NewInt(500e6))
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suite.allowBKavaEarnDeposits()
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suite.earnDeposit(
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user.GetAddress(),
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sdk.NewCoin(derivatives.Denom, sdk.NewInt(250e6)),
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)
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proposal := suite.createProposal()
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// Validator votes, inheriting user's stake and bkava.
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suite.voteOnProposal(validator.GetOperator().Bytes(), proposal.ProposalId, govtypes.OptionYes)
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// use wrapped context to discard the state changes
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readOnlyCtx, _ := suite.ctx.CacheContext()
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_, _, results := suite.tallier.Tally(readOnlyCtx, proposal)
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userPower := sdk.NewInt(500e6 + 250e6 + 250e6)
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suite.Equal(
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selfDelegated.Add(userPower),
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results.Yes,
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)
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suite.Equal(sdk.ZeroInt(), results.No)
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suite.Equal(sdk.ZeroInt(), results.NoWithVeto)
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suite.Equal(sdk.ZeroInt(), results.Abstain)
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// User votes, taking power away from validator.
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suite.voteOnProposal(user.GetAddress(), proposal.ProposalId, govtypes.OptionNo)
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_, _, results = suite.tallier.Tally(suite.ctx, proposal)
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suite.Equal(selfDelegated, results.Yes)
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suite.Equal(userPower, results.No)
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suite.Equal(sdk.ZeroInt(), results.NoWithVeto)
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suite.Equal(sdk.ZeroInt(), results.Abstain)
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}
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func (suite *tallyHandlerSuite) TestTallyOutcomes() {
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suite.Run("VotedPowerBelowQuorumFails", func() {
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suite.SetupTest()
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suite.setTallyParams(d("0.4"), d("0.5"), d("0.334"))
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proposal := suite.createProposal()
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v1 := suite.createNewBondedValidator(sdk.NewInt(399_999_999))
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suite.createNewBondedValidator(sdk.NewInt(600_000_001))
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suite.voteOnProposal(v1.GetOperator().Bytes(), proposal.ProposalId, govtypes.OptionYes)
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passes, burns, tally := suite.tallier.Tally(suite.ctx, proposal)
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suite.Falsef(passes, "expected proposal to fail, tally: %v", tally)
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suite.Truef(burns, "expected desposit to be burned, tally: %v", tally)
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})
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suite.Run("VetoedFails", func() {
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suite.SetupTest()
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suite.setTallyParams(d("0.4"), d("0.5"), d("0.334"))
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proposal := suite.createProposal()
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v1 := suite.createNewBondedValidator(sdk.NewInt(334_000_001))
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v2 := suite.createNewBondedValidator(sdk.NewInt(665_999_999))
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suite.voteOnProposal(v1.GetOperator().Bytes(), proposal.ProposalId, govtypes.OptionNoWithVeto)
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suite.voteOnProposal(v2.GetOperator().Bytes(), proposal.ProposalId, govtypes.OptionYes)
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passes, burns, tally := suite.tallier.Tally(suite.ctx, proposal)
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suite.Falsef(passes, "expected proposal to fail, tally: %v", tally)
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suite.Truef(burns, "expected desposit to be burned, tally: %v", tally)
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})
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suite.Run("UnvetoedAndYesAboveThresholdPasses", func() {
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suite.SetupTest()
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suite.setTallyParams(d("0.4"), d("0.5"), d("0.334"))
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proposal := suite.createProposal()
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v1 := suite.createNewBondedValidator(sdk.NewInt(900_000_000))
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v2 := suite.createNewBondedValidator(sdk.NewInt(50_000_001))
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v3 := suite.createNewBondedValidator(sdk.NewInt(49_999_999))
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suite.voteOnProposal(v1.GetOperator().Bytes(), proposal.ProposalId, govtypes.OptionAbstain)
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suite.voteOnProposal(v2.GetOperator().Bytes(), proposal.ProposalId, govtypes.OptionYes)
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suite.voteOnProposal(v3.GetOperator().Bytes(), proposal.ProposalId, govtypes.OptionNo)
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passes, burns, tally := suite.tallier.Tally(suite.ctx, proposal)
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suite.Truef(passes, "expected proposal to pass, tally: %v", tally)
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suite.Falsef(burns, "expected desposit to not burn, tally: %v", tally)
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})
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suite.Run("UnvetoedAndYesBelowThresholdFails", func() {
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suite.SetupTest()
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suite.setTallyParams(d("0.4"), d("0.5"), d("0.334"))
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proposal := suite.createProposal()
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v1 := suite.createNewBondedValidator(sdk.NewInt(900_000_000))
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v2 := suite.createNewBondedValidator(sdk.NewInt(49_999_999))
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v3 := suite.createNewBondedValidator(sdk.NewInt(50_000_001))
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suite.voteOnProposal(v1.GetOperator().Bytes(), proposal.ProposalId, govtypes.OptionAbstain)
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suite.voteOnProposal(v2.GetOperator().Bytes(), proposal.ProposalId, govtypes.OptionYes)
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suite.voteOnProposal(v3.GetOperator().Bytes(), proposal.ProposalId, govtypes.OptionNo)
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passes, burns, tally := suite.tallier.Tally(suite.ctx, proposal)
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suite.Falsef(passes, "expected proposal to pass, tally: %v", tally)
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suite.Falsef(burns, "expected desposit to not burn, tally: %v", tally)
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})
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suite.Run("NotEnoughStakeFails", func() {
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suite.SetupTest()
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suite.setTallyParams(d("0.4"), d("0.5"), d("0.334"))
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proposal := suite.createProposal()
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// no stake
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passes, burns, tally := suite.tallier.Tally(suite.ctx, proposal)
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suite.Falsef(passes, "expected proposal to pass, tally: %v", tally)
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suite.Falsef(burns, "expected desposit to not burn, tally: %v", tally)
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})
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suite.Run("UnvetoedAndAllAbstainedFails", func() {
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suite.SetupTest()
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suite.setTallyParams(d("0.4"), d("0.5"), d("0.334"))
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proposal := suite.createProposal()
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v1 := suite.createNewBondedValidator(sdk.NewInt(1e9))
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suite.voteOnProposal(v1.GetOperator().Bytes(), proposal.ProposalId, govtypes.OptionAbstain)
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passes, burns, tally := suite.tallier.Tally(suite.ctx, proposal)
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suite.Falsef(passes, "expected proposal to pass, tally: %v", tally)
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suite.Falsef(burns, "expected desposit to not burn, tally: %v", tally)
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})
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}
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func (suite *tallyHandlerSuite) setTallyParams(quorum, threshold, veto sdk.Dec) {
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suite.app.GetGovKeeper().SetTallyParams(suite.ctx, govtypes.TallyParams{
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Quorum: quorum,
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Threshold: threshold,
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VetoThreshold: veto,
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})
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}
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func (suite *tallyHandlerSuite) voteOnProposal(voter sdk.AccAddress, proposalID uint64, option govtypes.VoteOption) {
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gk := suite.app.GetGovKeeper()
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err := gk.AddVote(suite.ctx,
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proposalID,
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voter,
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govtypes.NewNonSplitVoteOption(option),
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)
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suite.Require().NoError(err)
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}
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func (suite *tallyHandlerSuite) createProposal() govtypes.Proposal {
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gk := suite.app.GetGovKeeper()
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deposit := gk.GetDepositParams(suite.ctx).MinDeposit
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proposer := suite.createAccount(deposit...)
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msg, err := govtypes.NewMsgSubmitProposal(
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govtypes.NewTextProposal("a title", "a description"),
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deposit,
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proposer.GetAddress(),
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)
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suite.Require().NoError(err)
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msgServer := govkeeper.NewMsgServerImpl(gk)
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res, err := msgServer.SubmitProposal(sdk.WrapSDKContext(suite.ctx), msg)
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suite.Require().NoError(err)
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proposal, found := gk.GetProposal(suite.ctx, res.ProposalId)
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if !found {
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panic("proposal not found")
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}
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return proposal
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}
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func (suite *tallyHandlerSuite) newBondCoin(amount sdk.Int) sdk.Coin {
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return suite.staking.newBondCoin(suite.ctx, amount)
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}
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func (suite *tallyHandlerSuite) allowBKavaEarnDeposits() {
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ek := suite.app.GetEarnKeeper()
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earnParams := ek.GetParams(suite.ctx)
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vault := earntypes.NewAllowedVault(
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liquidtypes.DefaultDerivativeDenom,
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earntypes.StrategyTypes{earntypes.STRATEGY_TYPE_SAVINGS},
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false,
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nil,
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)
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earnParams.AllowedVaults = append(earnParams.AllowedVaults, vault)
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ek.SetParams(suite.ctx, earnParams)
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sk := suite.app.GetSavingsKeeper()
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savingsParams := sk.GetParams(suite.ctx)
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savingsParams.SupportedDenoms = append(savingsParams.SupportedDenoms, liquidtypes.DefaultDerivativeDenom)
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sk.SetParams(suite.ctx, savingsParams)
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}
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func (suite *tallyHandlerSuite) earnDeposit(owner sdk.AccAddress, derivative sdk.Coin) {
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ek := suite.app.GetEarnKeeper()
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err := ek.Deposit(suite.ctx, owner, derivative, earntypes.STRATEGY_TYPE_SAVINGS)
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suite.Require().NoError(err)
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}
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func (suite *tallyHandlerSuite) mintDerivative(owner sdk.AccAddress, validator sdk.ValAddress, amount sdk.Int) sdk.Coin {
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lk := suite.app.GetLiquidKeeper()
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minted, err := lk.MintDerivative(suite.ctx, owner, validator, suite.newBondCoin(amount))
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suite.Require().NoError(err)
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return minted
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}
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func (suite *tallyHandlerSuite) delegateToNewBondedValidator(delegator sdk.AccAddress, amount sdk.Int) stakingtypes.ValidatorI {
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valAcc := suite.createAccount(suite.newBondCoin(sdk.NewInt(1e9)))
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validator, err := suite.staking.createUnbondedValidator(suite.ctx, valAcc.GetAddress().Bytes(), sdk.NewInt(1e9))
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suite.Require().NoError(err)
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_, err = suite.staking.delegate(suite.ctx, delegator, validator.GetOperator(), amount)
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suite.Require().NoError(err)
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// bond the validator
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sk := suite.app.GetStakingKeeper()
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staking.EndBlocker(suite.ctx, sk)
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validator, found := sk.GetValidator(suite.ctx, validator.GetOperator())
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if !found {
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panic("validator not found")
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}
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return validator
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}
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func (suite *tallyHandlerSuite) createNewBondedValidator(selfDelegation sdk.Int) stakingtypes.ValidatorI {
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valAcc := suite.createAccount(suite.newBondCoin(selfDelegation))
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validator, err := suite.staking.createUnbondedValidator(suite.ctx, valAcc.GetAddress().Bytes(), selfDelegation)
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suite.Require().NoError(err)
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// bond the validator
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sk := suite.app.GetStakingKeeper()
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staking.EndBlocker(suite.ctx, sk)
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validator, found := sk.GetValidator(suite.ctx, validator.GetOperator())
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if !found {
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panic("validator not found")
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}
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return validator
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}
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func (suite *tallyHandlerSuite) createAccount(initialBalance ...sdk.Coin) authtypes.AccountI {
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ak := suite.app.GetAccountKeeper()
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acc := ak.NewAccountWithAddress(suite.ctx, RandomAddress())
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ak.SetAccount(suite.ctx, acc)
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err := suite.app.FundAccount(suite.ctx, acc.GetAddress(), initialBalance)
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suite.Require().NoError(err)
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return acc
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}
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// stakingHelper wraps the staking keeper with helper functions for testing.
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type stakingHelper struct {
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keeper stakingkeeper.Keeper
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}
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func (h stakingHelper) createUnbondedValidator(ctx sdk.Context, address sdk.ValAddress, selfDelegation sdk.Int) (stakingtypes.ValidatorI, error) {
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msg, err := stakingtypes.NewMsgCreateValidator(
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address,
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ed25519.GenPrivKey().PubKey(),
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h.newBondCoin(ctx, selfDelegation),
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stakingtypes.Description{},
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stakingtypes.NewCommissionRates(sdk.ZeroDec(), sdk.ZeroDec(), sdk.ZeroDec()),
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sdk.NewInt(1e6),
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)
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if err != nil {
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return nil, err
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}
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msgServer := stakingkeeper.NewMsgServerImpl(h.keeper)
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_, err = msgServer.CreateValidator(sdk.WrapSDKContext(ctx), msg)
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if err != nil {
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return nil, err
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}
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validator, found := h.keeper.GetValidator(ctx, address)
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if !found {
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panic("validator not found")
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}
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return validator, nil
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}
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func (h stakingHelper) delegate(ctx sdk.Context, delegator sdk.AccAddress, validator sdk.ValAddress, amount sdk.Int) (sdk.Dec, error) {
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msg := stakingtypes.NewMsgDelegate(
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delegator,
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validator,
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h.newBondCoin(ctx, amount),
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)
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msgServer := stakingkeeper.NewMsgServerImpl(h.keeper)
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_, err := msgServer.Delegate(sdk.WrapSDKContext(ctx), msg)
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if err != nil {
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return sdk.Dec{}, err
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}
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del, found := h.keeper.GetDelegation(ctx, delegator, validator)
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if !found {
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panic("delegation not found")
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}
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return del.Shares, nil
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}
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func (h stakingHelper) newBondCoin(ctx sdk.Context, amount sdk.Int) sdk.Coin {
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return sdk.NewCoin(h.keeper.BondDenom(ctx), amount)
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}
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func (h stakingHelper) setBondDenom(ctx sdk.Context, denom string) {
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params := h.keeper.GetParams(ctx)
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params.BondDenom = denom
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h.keeper.SetParams(ctx, params)
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}
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@ -230,6 +230,17 @@ func GeneratePrivKeyAddressPairs(n int) (keys []cryptotypes.PrivKey, addrs []sdk
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return
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}
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// RandomAddress non-deterministically generates a new address, discarding the private key.
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func RandomAddress() sdk.AccAddress {
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secret := make([]byte, 32)
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_, err := rand.Read(secret)
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if err != nil {
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panic("Could not read randomness")
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}
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key := secp256k1.GenPrivKeyFromSecret(secret)
|
||||
return sdk.AccAddress(key.PubKey().Address())
|
||||
}
|
||||
|
||||
// NewFundedGenStateWithSameCoins creates a (auth and bank) genesis state populated with accounts from the given addresses and balance.
|
||||
func NewFundedGenStateWithSameCoins(cdc codec.JSONCodec, balance sdk.Coins, addresses []sdk.AccAddress) GenesisState {
|
||||
builder := NewAuthBankGenesisBuilder()
|
||||
|
||||
Loading…
Reference in New Issue
Block a user