283 lines
10 KiB
Go
283 lines
10 KiB
Go
package app
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import (
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"context"
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"encoding/json"
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"testing"
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"time"
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codectypes "github.com/cosmos/cosmos-sdk/codec/types"
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cryptocodec "github.com/cosmos/cosmos-sdk/crypto/codec"
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"github.com/cosmos/cosmos-sdk/server/types"
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"github.com/cosmos/cosmos-sdk/simapp"
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"github.com/cosmos/cosmos-sdk/testutil/mock"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/cosmos/cosmos-sdk/simapp/params"
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"github.com/stretchr/testify/require"
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tmjson "github.com/tendermint/tendermint/libs/json"
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"github.com/tharsis/ethermint/crypto/ethsecp256k1"
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"github.com/tharsis/ethermint/encoding"
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ethermint "github.com/tharsis/ethermint/types"
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"github.com/cosmos/cosmos-sdk/db/memdb"
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authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
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banktypes "github.com/cosmos/cosmos-sdk/x/bank/types"
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stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
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abci "github.com/tendermint/tendermint/abci/types"
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"github.com/tendermint/tendermint/crypto/ed25519"
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"github.com/tendermint/tendermint/libs/log"
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tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
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tmtypes "github.com/tendermint/tendermint/types"
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)
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// GenesisState of the blockchain is represented here as a map of raw json
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// messages key'd by a identifier string.
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// The identifier is used to determine which module genesis information belongs
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// to so it may be appropriately routed during init chain.
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// Within this application default genesis information is retrieved from
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// the ModuleBasicManager which populates json from each BasicModule
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// object provided to it during init.
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// DefaultConsensusParams defines the default Tendermint consensus params used in
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// EthermintApp testing.
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var DefaultConsensusParams = &tmproto.ConsensusParams{
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Block: &tmproto.BlockParams{
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MaxBytes: 200000,
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MaxGas: -1, // no limit
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},
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Evidence: &tmproto.EvidenceParams{
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MaxAgeNumBlocks: 302400,
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MaxAgeDuration: 504 * time.Hour, // 3 weeks is the max duration
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MaxBytes: 10000,
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},
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Validator: &tmproto.ValidatorParams{
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PubKeyTypes: []string{
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tmtypes.ABCIPubKeyTypeEd25519,
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},
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},
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}
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// SetupOptions defines arguments that are passed into `Simapp` constructor.
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type SetupOptions struct {
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Logger log.Logger
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DB *memdb.MemDB
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InvCheckPeriod uint
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HomePath string
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SkipUpgradeHeights map[int64]bool
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EncConfig params.EncodingConfig
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AppOpts types.AppOptions
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}
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func NewTestAppWithCustomOptions(t *testing.T, isCheckTx bool, options SetupOptions) *EthermintApp {
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t.Helper()
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privVal := mock.NewPV()
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pubKey, err := privVal.GetPubKey(context.TODO())
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require.NoError(t, err)
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// create validator set with single validator
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validator := tmtypes.NewValidator(pubKey, 1)
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valSet := tmtypes.NewValidatorSet([]*tmtypes.Validator{validator})
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// generate genesis account
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priv, err := ethsecp256k1.GenerateKey()
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require.NoError(t, err)
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address := common.BytesToAddress(priv.PubKey().Address().Bytes())
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acc := ðermint.EthAccount{
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BaseAccount: authtypes.NewBaseAccount(sdk.AccAddress(address.Bytes()), nil, 0, 0),
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CodeHash: common.BytesToHash(crypto.Keccak256(nil)).String(),
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}
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balance := banktypes.Balance{
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Address: acc.GetAddress().String(),
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Coins: sdk.NewCoins(sdk.NewCoin(sdk.DefaultBondDenom, sdk.NewInt(100000000000000))),
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}
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app := NewEthermintApp(options.Logger, options.DB, nil, true, options.SkipUpgradeHeights, options.HomePath, options.InvCheckPeriod, options.EncConfig, options.AppOpts)
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genesisState := NewDefaultGenesisState(app.appCodec)
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genesisState = genesisStateWithValSet(t, app, genesisState, valSet, []authtypes.GenesisAccount{acc}, balance)
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if !isCheckTx {
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// init chain must be called to stop deliverState from being nil
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stateBytes, err := tmjson.MarshalIndent(genesisState, "", " ")
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require.NoError(t, err)
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// Initialize the chain
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app.InitChain(
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abci.RequestInitChain{
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ChainId: "ethermint_9000-1",
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Validators: []abci.ValidatorUpdate{},
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ConsensusParams: DefaultConsensusParams,
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AppStateBytes: stateBytes,
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},
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)
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}
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return app
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}
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// Setup initializes a new EthermintApp. A Nop logger is set in EthermintApp.
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func Setup(t *testing.T, isCheckTx bool, patchGenesis func(*EthermintApp, simapp.GenesisState) simapp.GenesisState) *EthermintApp {
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t.Helper()
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privVal := mock.NewPV()
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pubKey, err := privVal.GetPubKey(context.TODO())
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require.NoError(t, err)
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// create validator set with single validator
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validator := tmtypes.NewValidator(pubKey, 1)
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valSet := tmtypes.NewValidatorSet([]*tmtypes.Validator{validator})
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priv, err := ethsecp256k1.GenerateKey()
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require.NoError(t, err)
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address := common.BytesToAddress(priv.PubKey().Address().Bytes())
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acc := ðermint.EthAccount{
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BaseAccount: authtypes.NewBaseAccount(sdk.AccAddress(address.Bytes()), nil, 0, 0),
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CodeHash: common.BytesToHash(crypto.Keccak256(nil)).String(),
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}
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balance := banktypes.Balance{
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Address: acc.GetAddress().String(),
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Coins: sdk.NewCoins(sdk.NewCoin(sdk.DefaultBondDenom, sdk.NewInt(100000000000000))),
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}
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app := SetupWithGenesisValSet(t, valSet, patchGenesis, []authtypes.GenesisAccount{acc}, balance)
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return app
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}
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func setup(withGenesis bool, invCheckPeriod uint, patchGenesis func(*EthermintApp, simapp.GenesisState) simapp.GenesisState) (*EthermintApp, simapp.GenesisState) {
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encCdc := encoding.MakeConfig(ModuleBasics)
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app := NewEthermintApp(log.NewNopLogger(), memdb.NewDB(), nil, true, map[int64]bool{}, DefaultNodeHome, invCheckPeriod, encCdc, EmptyAppOptions{})
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if withGenesis {
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genesisState := NewDefaultGenesisState(encCdc.Codec)
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if patchGenesis != nil {
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genesisState = patchGenesis(app, genesisState)
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}
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return app, genesisState
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}
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return app, simapp.GenesisState{}
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}
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// SetupWithGenesisValSet initializes a new SimApp with a validator set and genesis accounts
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// that also act as delegators. For simplicity, each validator is bonded with a delegation
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// of one consensus engine unit in the default token of the simapp from first genesis
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// account. A Nop logger is set in SimApp.
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func SetupWithGenesisValSet(t *testing.T, valSet *tmtypes.ValidatorSet, patchGenesis func(*EthermintApp, simapp.GenesisState) simapp.GenesisState, genAccs []authtypes.GenesisAccount, balances ...banktypes.Balance) *EthermintApp {
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t.Helper()
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app, genesisState := setup(true, 5, patchGenesis)
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genesisState = genesisStateWithValSet(t, app, genesisState, valSet, genAccs, balances...)
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stateBytes, err := json.MarshalIndent(genesisState, "", " ")
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require.NoError(t, err)
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// init chain will set the validator set and initialize the genesis accounts
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app.InitChain(
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abci.RequestInitChain{
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ChainId: "ethermint_9000-1",
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Validators: []abci.ValidatorUpdate{},
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ConsensusParams: DefaultConsensusParams,
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AppStateBytes: stateBytes,
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},
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)
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// commit genesis changes
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// app.Commit()
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// app.BeginBlock(abci.RequestBeginBlock{Header: tmproto.Header{
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// ChainID: "ethermint_9000-1",
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// Height: app.LastBlockHeight() + 1,
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// AppHash: app.LastCommitID().Hash,
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// ValidatorsHash: valSet.Hash(),
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// NextValidatorsHash: valSet.Hash(),
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// }})
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return app
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}
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func genesisStateWithValSet(t *testing.T, app *EthermintApp, genesisState simapp.GenesisState,
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valSet *tmtypes.ValidatorSet, genAccs []authtypes.GenesisAccount, balances ...banktypes.Balance,
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) simapp.GenesisState {
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// set genesis accounts
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authGenesis := authtypes.NewGenesisState(authtypes.DefaultParams(), genAccs)
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genesisState[authtypes.ModuleName] = app.AppCodec().MustMarshalJSON(authGenesis)
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validators := make([]stakingtypes.Validator, 0, len(valSet.Validators))
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delegations := make([]stakingtypes.Delegation, 0, len(valSet.Validators))
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bondAmt := sdk.DefaultPowerReduction
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for _, val := range valSet.Validators {
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pk, err := cryptocodec.FromTmPubKeyInterface(val.PubKey)
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require.NoError(t, err)
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pkAny, err := codectypes.NewAnyWithValue(pk)
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require.NoError(t, err)
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validator := stakingtypes.Validator{
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OperatorAddress: sdk.ValAddress(val.Address).String(),
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ConsensusPubkey: pkAny,
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Jailed: false,
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Status: stakingtypes.Bonded,
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Tokens: bondAmt,
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DelegatorShares: sdk.OneDec(),
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Description: stakingtypes.Description{},
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UnbondingHeight: int64(0),
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UnbondingTime: time.Unix(0, 0).UTC(),
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Commission: stakingtypes.NewCommission(sdk.ZeroDec(), sdk.ZeroDec(), sdk.ZeroDec()),
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MinSelfDelegation: sdk.ZeroInt(),
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}
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validators = append(validators, validator)
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delegations = append(delegations, stakingtypes.NewDelegation(genAccs[0].GetAddress(), val.Address.Bytes(), sdk.OneDec()))
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}
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// set validators and delegations
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stakingGenesis := stakingtypes.NewGenesisState(stakingtypes.DefaultParams(), validators, delegations)
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genesisState[stakingtypes.ModuleName] = app.AppCodec().MustMarshalJSON(stakingGenesis)
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totalSupply := sdk.NewCoins()
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for _, b := range balances {
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// add genesis acc tokens to total supply
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totalSupply = totalSupply.Add(b.Coins...)
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}
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for range delegations {
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// add delegated tokens to total supply
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totalSupply = totalSupply.Add(sdk.NewCoin(sdk.DefaultBondDenom, bondAmt))
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}
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// add bonded amount to bonded pool module account
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balances = append(balances, banktypes.Balance{
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Address: authtypes.NewModuleAddress(stakingtypes.BondedPoolName).String(),
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Coins: sdk.Coins{sdk.NewCoin(sdk.DefaultBondDenom, bondAmt)},
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})
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// update total supply
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bankGenesis := banktypes.NewGenesisState(banktypes.DefaultGenesisState().Params, balances, totalSupply, []banktypes.Metadata{})
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genesisState[banktypes.ModuleName] = app.AppCodec().MustMarshalJSON(bankGenesis)
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return genesisState
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}
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// CreateRandomAccounts will generate random accounts
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func CreateRandomAccounts(accNum int) []sdk.AccAddress {
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// createRandomAccounts is a strategy used by addTestAddrs() in order to generated addresses in random order.
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testAddrs := make([]sdk.AccAddress, accNum)
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for i := 0; i < accNum; i++ {
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pk := ed25519.GenPrivKey().PubKey()
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testAddrs[i] = sdk.AccAddress(pk.Address())
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}
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return testAddrs
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}
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// EmptyAppOptions is a stub implementing AppOptions
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type EmptyAppOptions struct{}
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// Get implements AppOptions
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func (ao EmptyAppOptions) Get(o string) interface{} {
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return nil
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}
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