forked from evmos/evmos
/
ethtest_helper.go
175 lines (154 loc) · 5.91 KB
/
ethtest_helper.go
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package app
import (
"encoding/json"
"github.com/EscanBE/evermint/v12/constants"
"time"
"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/crypto/keys/secp256k1"
"github.com/cosmos/cosmos-sdk/simapp"
"github.com/cosmos/cosmos-sdk/testutil/mock"
authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
banktypes "github.com/cosmos/cosmos-sdk/x/bank/types"
stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
"github.com/EscanBE/evermint/v12/encoding"
sdk "github.com/cosmos/cosmos-sdk/types"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/tendermint/tendermint/libs/log"
tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
tmtypes "github.com/tendermint/tendermint/types"
dbm "github.com/tendermint/tm-db"
)
// EthDefaultConsensusParams defines the default Tendermint consensus params used in
// Evermint app testing.
var EthDefaultConsensusParams = &abci.ConsensusParams{
Block: &abci.BlockParams{
MaxBytes: 200000,
MaxGas: -1, // no limit
},
Evidence: &tmproto.EvidenceParams{
MaxAgeNumBlocks: 302400,
MaxAgeDuration: 504 * time.Hour, // 3 weeks is the max duration
MaxBytes: 10000,
},
Validator: &tmproto.ValidatorParams{
PubKeyTypes: []string{
tmtypes.ABCIPubKeyTypeEd25519,
},
},
}
// EthSetup initializes a new Evermint app. A Nop logger is set in Evermint app.
func EthSetup(isCheckTx bool, patchGenesis func(*Evermint, simapp.GenesisState) simapp.GenesisState) *Evermint {
return EthSetupWithDB(isCheckTx, patchGenesis, dbm.NewMemDB())
}
// EthSetupWithDB initializes a new Evermint app. A Nop logger is set in Evermint app.
func EthSetupWithDB(isCheckTx bool, patchGenesis func(*Evermint, simapp.GenesisState) simapp.GenesisState, db dbm.DB) *Evermint {
chainApp := NewEvermint(log.NewNopLogger(),
db,
nil,
true,
map[int64]bool{},
DefaultNodeHome,
5,
encoding.MakeConfig(ModuleBasics),
simapp.EmptyAppOptions{})
if !isCheckTx {
// init chain must be called to stop deliverState from being nil
genesisState := NewTestGenesisState(chainApp.AppCodec())
if patchGenesis != nil {
genesisState = patchGenesis(chainApp, genesisState)
}
stateBytes, err := json.MarshalIndent(genesisState, "", " ")
if err != nil {
panic(err)
}
// Initialize the chain
chainApp.InitChain(
abci.RequestInitChain{
ChainId: constants.TestnetFullChainId,
Validators: []abci.ValidatorUpdate{},
ConsensusParams: DefaultConsensusParams,
AppStateBytes: stateBytes,
},
)
}
return chainApp
}
// NewTestGenesisState generate genesis state with single validator
func NewTestGenesisState(codec codec.Codec) simapp.GenesisState {
privVal := mock.NewPV()
pubKey, err := privVal.GetPubKey()
if err != nil {
panic(err)
}
// create validator set with single validator
validator := tmtypes.NewValidator(pubKey, 1)
valSet := tmtypes.NewValidatorSet([]*tmtypes.Validator{validator})
// generate genesis account
senderPrivKey := secp256k1.GenPrivKey()
acc := authtypes.NewBaseAccount(senderPrivKey.PubKey().Address().Bytes(), senderPrivKey.PubKey(), 0, 0)
balance := banktypes.Balance{
Address: acc.GetAddress().String(),
Coins: sdk.NewCoins(sdk.NewCoin(sdk.DefaultBondDenom, sdk.NewInt(100000000000000))),
}
genesisState := NewDefaultGenesisState()
return genesisStateWithValSet(codec, genesisState, valSet, []authtypes.GenesisAccount{acc}, balance)
}
func genesisStateWithValSet(codec codec.Codec, genesisState simapp.GenesisState,
valSet *tmtypes.ValidatorSet, genAccs []authtypes.GenesisAccount,
balances ...banktypes.Balance,
) simapp.GenesisState {
// set genesis accounts
authGenesis := authtypes.NewGenesisState(authtypes.DefaultParams(), genAccs)
genesisState[authtypes.ModuleName] = codec.MustMarshalJSON(authGenesis)
validators := make([]stakingtypes.Validator, 0, len(valSet.Validators))
delegations := make([]stakingtypes.Delegation, 0, len(valSet.Validators))
bondAmt := sdk.DefaultPowerReduction
for _, val := range valSet.Validators {
pk, err := cryptocodec.FromTmPubKeyInterface(val.PubKey)
if err != nil {
panic(err)
}
pkAny, err := codectypes.NewAnyWithValue(pk)
if err != nil {
panic(err)
}
validator := stakingtypes.Validator{
OperatorAddress: sdk.ValAddress(val.Address).String(),
ConsensusPubkey: pkAny,
Jailed: false,
Status: stakingtypes.Bonded,
Tokens: bondAmt,
DelegatorShares: sdk.OneDec(),
Description: stakingtypes.Description{},
UnbondingHeight: int64(0),
UnbondingTime: time.Unix(0, 0).UTC(),
Commission: stakingtypes.NewCommission(sdk.ZeroDec(), sdk.ZeroDec(), sdk.ZeroDec()),
MinSelfDelegation: sdk.ZeroInt(),
}
validators = append(validators, validator)
delegations = append(delegations, stakingtypes.NewDelegation(genAccs[0].GetAddress(), val.Address.Bytes(), sdk.OneDec()))
}
// set validators and delegations
stakingGenesis := stakingtypes.NewGenesisState(stakingtypes.DefaultParams(), validators, delegations)
genesisState[stakingtypes.ModuleName] = codec.MustMarshalJSON(stakingGenesis)
totalSupply := sdk.NewCoins()
for _, b := range balances {
// add genesis acc tokens to total supply
totalSupply = totalSupply.Add(b.Coins...)
}
for range delegations {
// add delegated tokens to total supply
totalSupply = totalSupply.Add(sdk.NewCoin(sdk.DefaultBondDenom, bondAmt))
}
// add bonded amount to bonded pool module account
balances = append(balances, banktypes.Balance{
Address: authtypes.NewModuleAddress(stakingtypes.BondedPoolName).String(),
Coins: sdk.Coins{sdk.NewCoin(sdk.DefaultBondDenom, bondAmt)},
})
// update total supply
bankGenesis := banktypes.NewGenesisState(banktypes.DefaultGenesisState().Params, balances, totalSupply, []banktypes.Metadata{})
genesisState[banktypes.ModuleName] = codec.MustMarshalJSON(bankGenesis)
return genesisState
}