/
test_helpers.go
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/
test_helpers.go
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package app
import (
"bytes"
"encoding/hex"
"encoding/json"
"fmt"
"strconv"
"testing"
"time"
"github.com/CosmWasm/wasmd/x/wasm"
"github.com/stretchr/testify/require"
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"
bam "github.com/cosmos/cosmos-sdk/baseapp"
"github.com/cosmos/cosmos-sdk/client"
codectypes "github.com/cosmos/cosmos-sdk/codec/types"
cryptocodec "github.com/cosmos/cosmos-sdk/crypto/codec"
"github.com/cosmos/cosmos-sdk/crypto/keys/ed25519"
cryptotypes "github.com/cosmos/cosmos-sdk/crypto/types"
"github.com/cosmos/cosmos-sdk/simapp/helpers"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/errors"
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"
)
// DefaultConsensusParams defines the default Tendermint consensus params used in
// TgradeApp testing.
var DefaultConsensusParams = &abci.ConsensusParams{
Block: &abci.BlockParams{
MaxBytes: 200000,
MaxGas: 2000000,
},
Evidence: &tmproto.EvidenceParams{
MaxAgeNumBlocks: 302400,
MaxAgeDuration: 504 * time.Hour, // 3 weeks is the max duration
MaxBytes: 10000,
},
Validator: &tmproto.ValidatorParams{
PubKeyTypes: []string{
tmtypes.ABCIPubKeyTypeEd25519,
},
},
}
func setup(withGenesis bool, invCheckPeriod uint, opts ...wasm.Option) (*TgradeApp, GenesisState) {
db := dbm.NewMemDB()
app := NewTgradeApp(log.NewNopLogger(), db, nil, true, map[int64]bool{}, DefaultNodeHome, invCheckPeriod, MakeEncodingConfig(), EmptyBaseAppOptions{}, opts)
if withGenesis {
return app, NewDefaultGenesisState()
}
return app, GenesisState{}
}
// Setup initializes a new TgradeApp. A Nop logger is set in TgradeApp.
func Setup(isCheckTx bool) *TgradeApp {
app, genesisState := setup(!isCheckTx, 5)
if !isCheckTx {
// init chain must be called to stop deliverState from being nil
stateBytes, err := json.MarshalIndent(genesisState, "", " ")
if err != nil {
panic(err)
}
// Initialize the chain
app.InitChain(
abci.RequestInitChain{
Validators: []abci.ValidatorUpdate{},
ConsensusParams: DefaultConsensusParams,
AppStateBytes: stateBytes,
},
)
}
return app
}
// SetupWithGenesisValSet initializes a new TgradeApp with a validator set and genesis accounts
// that also act as delegators. For simplicity, each validator is bonded with a delegation
// of one consensus engine unit (10^6) in the default token of the TgradeApp from first genesis
// account. A Nop logger is set in TgradeApp.
func SetupWithGenesisValSet(t *testing.T, valSet *tmtypes.ValidatorSet, genAccs []authtypes.GenesisAccount, opts []wasm.Option, balances ...banktypes.Balance) *TgradeApp {
app, genesisState := setup(true, 5, opts...)
// set genesis accounts
authGenesis := authtypes.NewGenesisState(authtypes.DefaultParams(), genAccs)
genesisState[authtypes.ModuleName] = app.appCodec.MustMarshalJSON(authGenesis)
validators := make([]stakingtypes.Validator, 0, len(valSet.Validators))
delegations := make([]stakingtypes.Delegation, 0, len(valSet.Validators))
bondAmt := sdk.NewInt(1000000)
for _, val := range valSet.Validators {
pk, err := cryptocodec.FromTmPubKeyInterface(val.PubKey)
require.NoError(t, err)
pkAny, err := codectypes.NewAnyWithValue(pk)
require.NoError(t, 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] = app.appCodec.MustMarshalJSON(stakingGenesis)
totalSupply := sdk.NewCoins()
for _, b := range balances {
// add genesis acc tokens and delegated tokens to total supply
totalSupply = totalSupply.Add(b.Coins.Add(sdk.NewCoin(sdk.DefaultBondDenom, bondAmt))...)
}
// update total supply
bankGenesis := banktypes.NewGenesisState(banktypes.DefaultGenesisState().Params, balances, totalSupply, []banktypes.Metadata{})
genesisState[banktypes.ModuleName] = app.appCodec.MustMarshalJSON(bankGenesis)
stateBytes, err := json.MarshalIndent(genesisState, "", " ")
require.NoError(t, err)
// init chain will set the validator set and initialize the genesis accounts
app.InitChain(
abci.RequestInitChain{
Validators: []abci.ValidatorUpdate{},
ConsensusParams: DefaultConsensusParams,
AppStateBytes: stateBytes,
},
)
// commit genesis changes
app.Commit()
app.BeginBlock(abci.RequestBeginBlock{Header: tmproto.Header{
Height: app.LastBlockHeight() + 1,
AppHash: app.LastCommitID().Hash,
ValidatorsHash: valSet.Hash(),
NextValidatorsHash: valSet.Hash(),
}})
return app
}
// SetupWithGenesisAccounts initializes a new TgradeApp with the provided genesis
// accounts and possible balances.
func SetupWithGenesisAccounts(genAccs []authtypes.GenesisAccount, balances ...banktypes.Balance) *TgradeApp {
app, genesisState := setup(true, 0)
authGenesis := authtypes.NewGenesisState(authtypes.DefaultParams(), genAccs)
genesisState[authtypes.ModuleName] = app.appCodec.MustMarshalJSON(authGenesis)
totalSupply := sdk.NewCoins()
for _, b := range balances {
totalSupply = totalSupply.Add(b.Coins...)
}
bankGenesis := banktypes.NewGenesisState(banktypes.DefaultGenesisState().Params, balances, totalSupply, []banktypes.Metadata{})
genesisState[banktypes.ModuleName] = app.appCodec.MustMarshalJSON(bankGenesis)
stateBytes, err := json.MarshalIndent(genesisState, "", " ")
if err != nil {
panic(err)
}
app.InitChain(
abci.RequestInitChain{
Validators: []abci.ValidatorUpdate{},
ConsensusParams: DefaultConsensusParams,
AppStateBytes: stateBytes,
},
)
app.Commit()
app.BeginBlock(abci.RequestBeginBlock{Header: tmproto.Header{Height: app.LastBlockHeight() + 1}})
return app
}
type GenerateAccountStrategy func(int) []sdk.AccAddress
// createRandomAccounts is a strategy used by addTestAddrs() in order to generated addresses in random order.
func createRandomAccounts(accNum int) []sdk.AccAddress { //nolint:deadcode,unused
testAddrs := make([]sdk.AccAddress, accNum)
for i := 0; i < accNum; i++ {
pk := ed25519.GenPrivKey().PubKey()
testAddrs[i] = sdk.AccAddress(pk.Address())
}
return testAddrs
}
// createIncrementalAccounts is a strategy used by addTestAddrs() in order to generated addresses in ascending order.
func createIncrementalAccounts(accNum int) []sdk.AccAddress { //nolint:deadcode,unused
var addresses []sdk.AccAddress //nolint:prealloc
var buffer bytes.Buffer
// start at 100 so we can make up to 999 test addresses with valid test addresses
for i := 100; i < (accNum + 100); i++ {
numString := strconv.Itoa(i)
buffer.WriteString("A58856F0FD53BF058B4909A21AEC019107BA6") // base address string
buffer.WriteString(numString) // adding on final two digits to make addresses unique
res, _ := sdk.AccAddressFromHex(buffer.String()) //nolint:errcheck
bech := res.String()
addr, _ := TestAddr(buffer.String(), bech) //nolint:errcheck
addresses = append(addresses, addr)
buffer.Reset()
}
return addresses
}
func TestAddr(addr string, bech string) (sdk.AccAddress, error) {
res, err := sdk.AccAddressFromHex(addr)
if err != nil {
return nil, err
}
bechexpected := res.String()
if bech != bechexpected {
return nil, fmt.Errorf("bech encoding doesn't match reference")
}
bechres, err := sdk.AccAddressFromBech32(bech)
if err != nil {
return nil, err
}
if !bytes.Equal(bechres, res) {
return nil, err
}
return res, nil
}
// CheckBalance checks the balance of an account.
func CheckBalance(t *testing.T, app *TgradeApp, addr sdk.AccAddress, balances sdk.Coins) {
ctxCheck := app.BaseApp.NewContext(true, tmproto.Header{})
require.True(t, balances.IsEqual(app.bankKeeper.GetAllBalances(ctxCheck, addr)))
}
const DefaultGas = 1200000
// SignCheckDeliver checks a generated signed transaction and simulates a
// block commitment with the given transaction. A test assertion is made using
// the parameter 'expPass' against the result. A corresponding result is
// returned.
func SignCheckDeliver(
t *testing.T, txCfg client.TxConfig, app *bam.BaseApp, header tmproto.Header, msgs []sdk.Msg,
chainID string, accNums, accSeqs []uint64, expSimPass, expPass bool, priv ...cryptotypes.PrivKey,
) (sdk.GasInfo, *sdk.Result, error) {
tx, err := helpers.GenTx(
txCfg,
msgs,
sdk.Coins{sdk.NewInt64Coin(sdk.DefaultBondDenom, 0)},
2*DefaultGas,
chainID,
accNums,
accSeqs,
priv...,
)
require.NoError(t, err)
txBytes, err := txCfg.TxEncoder()(tx)
require.Nil(t, err)
// Must simulate now as CheckTx doesn't run Msgs anymore
_, res, err := app.Simulate(txBytes)
if expSimPass {
require.NoError(t, err)
require.NotNil(t, res)
} else {
require.Error(t, err)
require.Nil(t, res)
}
// Simulate a sending a transaction and committing a block
app.BeginBlock(abci.RequestBeginBlock{Header: header})
gInfo, res, err := app.Deliver(txCfg.TxEncoder(), tx)
if expPass {
require.NoError(t, err)
require.NotNil(t, res)
} else {
require.Error(t, err)
require.Nil(t, res)
}
app.EndBlock(abci.RequestEndBlock{})
app.Commit()
return gInfo, res, err
}
// GenSequenceOfTxs generates a set of signed transactions of messages, such
// that they differ only by having the sequence numbers incremented between
// every transaction.
func GenSequenceOfTxs(txGen client.TxConfig, msgs []sdk.Msg, accNums []uint64, initSeqNums []uint64, numToGenerate int, priv ...cryptotypes.PrivKey) ([]sdk.Tx, error) {
txs := make([]sdk.Tx, numToGenerate)
var err error
for i := 0; i < numToGenerate; i++ {
txs[i], err = helpers.GenTx(
txGen,
msgs,
sdk.Coins{sdk.NewInt64Coin(sdk.DefaultBondDenom, 0)},
helpers.DefaultGenTxGas,
"",
accNums,
initSeqNums,
priv...,
)
if err != nil {
break
}
incrementAllSequenceNumbers(initSeqNums)
}
return txs, err
}
func incrementAllSequenceNumbers(initSeqNums []uint64) {
for i := 0; i < len(initSeqNums); i++ {
initSeqNums[i]++
}
}
// CreateTestPubKeys returns a total of numPubKeys public keys in ascending order.
func CreateTestPubKeys(numPubKeys int) []cryptotypes.PubKey { //nolint:deadcode
var publicKeys []cryptotypes.PubKey //nolint:prealloc
var buffer bytes.Buffer
// start at 10 to avoid changing 1 to 01, 2 to 02, etc
for i := 100; i < (numPubKeys + 100); i++ {
numString := strconv.Itoa(i)
buffer.WriteString("0B485CFC0EECC619440448436F8FC9DF40566F2369E72400281454CB552AF") // base pubkey string
buffer.WriteString(numString) // adding on final two digits to make pubkeys unique
publicKeys = append(publicKeys, NewPubKeyFromHex(buffer.String()))
buffer.Reset()
}
return publicKeys
}
// NewPubKeyFromHex returns a PubKey from a hex string.
func NewPubKeyFromHex(pk string) (res cryptotypes.PubKey) {
pkBytes, err := hex.DecodeString(pk)
if err != nil {
panic(err)
}
if len(pkBytes) != ed25519.PubKeySize {
panic(errors.Wrap(errors.ErrInvalidPubKey, "invalid pubkey size"))
}
return &ed25519.PubKey{Key: pkBytes}
}
// EmptyBaseAppOptions is a stub implementing AppOptions
type EmptyBaseAppOptions struct{}
// Get implements AppOptions
func (ao EmptyBaseAppOptions) Get(o string) interface{} {
return nil
}