cosmos-sdk/x/slashing/simulation/operations_test.go

215 lines
8.2 KiB
Go

package simulation_test
import (
"fmt"
"math/rand"
"testing"
"time"
"github.com/stretchr/testify/suite"
abci "github.com/tendermint/tendermint/abci/types"
tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
tmtypes "github.com/tendermint/tendermint/types"
"cosmossdk.io/math"
"github.com/cosmos/cosmos-sdk/codec"
codectypes "github.com/cosmos/cosmos-sdk/codec/types"
cryptocodec "github.com/cosmos/cosmos-sdk/crypto/codec"
"github.com/cosmos/cosmos-sdk/runtime"
simtestutil "github.com/cosmos/cosmos-sdk/testutil/sims"
sdk "github.com/cosmos/cosmos-sdk/types"
simtypes "github.com/cosmos/cosmos-sdk/types/simulation"
authkeeper "github.com/cosmos/cosmos-sdk/x/auth/keeper"
bankkeeper "github.com/cosmos/cosmos-sdk/x/bank/keeper"
banktestutil "github.com/cosmos/cosmos-sdk/x/bank/testutil"
distributionkeeper "github.com/cosmos/cosmos-sdk/x/distribution/keeper"
distrtypes "github.com/cosmos/cosmos-sdk/x/distribution/types"
mintkeeper "github.com/cosmos/cosmos-sdk/x/mint/keeper"
minttypes "github.com/cosmos/cosmos-sdk/x/mint/types"
slashingkeeper "github.com/cosmos/cosmos-sdk/x/slashing/keeper"
"github.com/cosmos/cosmos-sdk/x/slashing/simulation"
"github.com/cosmos/cosmos-sdk/x/slashing/testutil"
"github.com/cosmos/cosmos-sdk/x/slashing/types"
stakingkeeper "github.com/cosmos/cosmos-sdk/x/staking/keeper"
stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
)
type SimTestSuite struct {
suite.Suite
ctx sdk.Context
r *rand.Rand
accounts []simtypes.Account
app *runtime.App
legacyAmino *codec.LegacyAmino
codec codec.Codec
interfaceRegistry codectypes.InterfaceRegistry
accountKeeper authkeeper.AccountKeeper
bankKeeper bankkeeper.Keeper
stakingKeeper *stakingkeeper.Keeper
slashingKeeper slashingkeeper.Keeper
distrKeeper distributionkeeper.Keeper
mintKeeper mintkeeper.Keeper
}
func (suite *SimTestSuite) SetupTest() {
s := rand.NewSource(1)
suite.r = rand.New(s)
accounts := simtypes.RandomAccounts(suite.r, 4)
// create validator (non random as using a seed)
createValidator := func() (*tmtypes.ValidatorSet, error) {
account := accounts[0]
tmPk, err := cryptocodec.ToTmPubKeyInterface(account.PubKey)
if err != nil {
return nil, fmt.Errorf("failed to create pubkey: %w", err)
}
validator := tmtypes.NewValidator(tmPk, 1)
return tmtypes.NewValidatorSet([]*tmtypes.Validator{validator}), nil
}
startupCfg := simtestutil.DefaultStartUpConfig()
startupCfg.ValidatorSet = createValidator
app, err := simtestutil.SetupWithConfiguration(
testutil.AppConfig,
startupCfg,
&suite.legacyAmino,
&suite.codec,
&suite.interfaceRegistry,
&suite.accountKeeper,
&suite.bankKeeper,
&suite.stakingKeeper,
&suite.mintKeeper,
&suite.slashingKeeper,
&suite.distrKeeper,
)
suite.Require().NoError(err)
suite.app = app
suite.ctx = app.BaseApp.NewContext(false, tmproto.Header{})
// remove genesis validator account
suite.accounts = accounts[1:]
initAmt := suite.stakingKeeper.TokensFromConsensusPower(suite.ctx, 200)
initCoins := sdk.NewCoins(sdk.NewCoin(sdk.DefaultBondDenom, initAmt))
// add coins to the accounts
for _, account := range suite.accounts {
acc := suite.accountKeeper.NewAccountWithAddress(suite.ctx, account.Address)
suite.accountKeeper.SetAccount(suite.ctx, acc)
suite.Require().NoError(banktestutil.FundAccount(suite.bankKeeper, suite.ctx, account.Address, initCoins))
}
suite.mintKeeper.SetParams(suite.ctx, minttypes.DefaultParams())
suite.mintKeeper.SetMinter(suite.ctx, minttypes.DefaultInitialMinter())
}
func TestSimTestSuite(t *testing.T) {
suite.Run(t, new(SimTestSuite))
}
// TestWeightedOperations tests the weights of the operations.
func (suite *SimTestSuite) TestWeightedOperations() {
ctx := suite.ctx.WithChainID("test-chain")
appParams := make(simtypes.AppParams)
expected := []struct {
weight int
opMsgRoute string
opMsgName string
}{{simulation.DefaultWeightMsgUnjail, types.ModuleName, types.TypeMsgUnjail}}
weightesOps := simulation.WeightedOperations(appParams, suite.codec, suite.accountKeeper, suite.bankKeeper, suite.slashingKeeper, suite.stakingKeeper)
for i, w := range weightesOps {
operationMsg, _, err := w.Op()(suite.r, suite.app.BaseApp, ctx, suite.accounts, ctx.ChainID())
suite.Require().NoError(err)
// the following checks are very much dependent from the ordering of the output given
// by WeightedOperations. if the ordering in WeightedOperations changes some tests
// will fail
suite.Require().Equal(expected[i].weight, w.Weight(), "weight should be the same")
suite.Require().Equal(expected[i].opMsgRoute, operationMsg.Route, "route should be the same")
suite.Require().Equal(expected[i].opMsgName, operationMsg.Name, "operation Msg name should be the same")
}
}
// TestSimulateMsgUnjail tests the normal scenario of a valid message of type types.MsgUnjail.
// Abonormal scenarios, where the message is created by an errors, are not tested here.
func (suite *SimTestSuite) TestSimulateMsgUnjail() {
blockTime := time.Now().UTC()
ctx := suite.ctx.WithBlockTime(blockTime)
// setup accounts[0] as validator0
validator0, err := getTestingValidator0(ctx, suite.stakingKeeper, suite.accounts)
suite.Require().NoError(err)
// setup validator0 by consensus address
suite.stakingKeeper.SetValidatorByConsAddr(ctx, validator0)
val0ConsAddress, err := validator0.GetConsAddr()
suite.Require().NoError(err)
info := types.NewValidatorSigningInfo(val0ConsAddress, int64(4), int64(3),
time.Unix(2, 0), false, int64(10))
suite.slashingKeeper.SetValidatorSigningInfo(ctx, val0ConsAddress, info)
// put validator0 in jail
suite.stakingKeeper.Jail(ctx, val0ConsAddress)
// setup self delegation
delTokens := suite.stakingKeeper.TokensFromConsensusPower(ctx, 2)
validator0, issuedShares := validator0.AddTokensFromDel(delTokens)
val0AccAddress, err := sdk.ValAddressFromBech32(validator0.OperatorAddress)
suite.Require().NoError(err)
selfDelegation := stakingtypes.NewDelegation(val0AccAddress.Bytes(), validator0.GetOperator(), issuedShares)
suite.stakingKeeper.SetDelegation(ctx, selfDelegation)
suite.distrKeeper.SetDelegatorStartingInfo(ctx, validator0.GetOperator(), val0AccAddress.Bytes(), distrtypes.NewDelegatorStartingInfo(2, math.LegacyOneDec(), 200))
// begin a new block
suite.app.BeginBlock(abci.RequestBeginBlock{Header: tmproto.Header{Height: suite.app.LastBlockHeight() + 1, AppHash: suite.app.LastCommitID().Hash, Time: blockTime}})
// execute operation
op := simulation.SimulateMsgUnjail(codec.NewProtoCodec(suite.interfaceRegistry), suite.accountKeeper, suite.bankKeeper, suite.slashingKeeper, suite.stakingKeeper)
operationMsg, futureOperations, err := op(suite.r, suite.app.BaseApp, ctx, suite.accounts, "")
suite.Require().NoError(err)
var msg types.MsgUnjail
types.ModuleCdc.UnmarshalJSON(operationMsg.Msg, &msg)
suite.Require().True(operationMsg.OK)
suite.Require().Equal(types.TypeMsgUnjail, msg.Type())
suite.Require().Equal("cosmosvaloper1p8wcgrjr4pjju90xg6u9cgq55dxwq8j7epjs3u", msg.ValidatorAddr)
suite.Require().Len(futureOperations, 0)
}
func getTestingValidator0(ctx sdk.Context, stakingKeeper *stakingkeeper.Keeper, accounts []simtypes.Account) (stakingtypes.Validator, error) {
commission0 := stakingtypes.NewCommission(math.LegacyZeroDec(), math.LegacyOneDec(), math.LegacyOneDec())
return getTestingValidator(ctx, stakingKeeper, accounts, commission0, 0)
}
func getTestingValidator(ctx sdk.Context, stakingKeeper *stakingkeeper.Keeper, accounts []simtypes.Account, commission stakingtypes.Commission, n int) (stakingtypes.Validator, error) {
account := accounts[n]
valPubKey := account.ConsKey.PubKey()
valAddr := sdk.ValAddress(account.PubKey.Address().Bytes())
validator, err := stakingtypes.NewValidator(valAddr, valPubKey, stakingtypes.Description{})
if err != nil {
return stakingtypes.Validator{}, fmt.Errorf("failed to create validator: %w", err)
}
validator, err = validator.SetInitialCommission(commission)
if err != nil {
return stakingtypes.Validator{}, fmt.Errorf("failed to set initial commission: %w", err)
}
validator.DelegatorShares = math.LegacyNewDec(100)
validator.Tokens = sdk.NewInt(1000000)
stakingKeeper.SetValidator(ctx, validator)
return validator, nil
}