github.com/KiraCore/sekai@v0.3.43/app/test_helpers.go

package app

import (
	"bytes"
	"encoding/hex"
	"encoding/json"
	"fmt"
	"strconv"
	"testing"

	sdkmath "cosmossdk.io/math"
	stakingtypes "github.com/KiraCore/sekai/x/staking/types"
	cometbftdb "github.com/cometbft/cometbft-db"
	abci "github.com/cometbft/cometbft/abci/types"
	"github.com/cometbft/cometbft/crypto/secp256k1"
	"github.com/cometbft/cometbft/libs/log"
	tmproto "github.com/cometbft/cometbft/proto/tendermint/types"
	tmtypes "github.com/cometbft/cometbft/types"
	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/testutil/mock"
	simtestutil "github.com/cosmos/cosmos-sdk/testutil/sims"
	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"
	minttypes "github.com/cosmos/cosmos-sdk/x/mint/types"
	"github.com/stretchr/testify/require"
)

// Initializes a new SekaiApp
func Setup(isCheckTx bool) *SekaiApp {
	db := cometbftdb.NewMemDB()
	app := NewInitApp(
		log.NewNopLogger(),
		db,
		nil,
		true,
		map[int64]bool{},
		DefaultNodeHome,
		5,
		MakeEncodingConfig(),
		simtestutil.EmptyAppOptions{},
	)
	if !isCheckTx {
		genesisState := GenesisStateWithValSet(app)
		stateBytes, err := json.MarshalIndent(genesisState, "", " ")
		if err != nil {
			panic(err)
		}

		app.InitChain(
			abci.RequestInitChain{
				Validators:      []abci.ValidatorUpdate{},
				ConsensusParams: simtestutil.DefaultConsensusParams,
				AppStateBytes:   stateBytes,
			},
		)
	}

	return app
}

func GenesisStateWithValSet(app *SekaiApp) GenesisState {
	privVal := mock.NewPV()
	pubKey, _ := privVal.GetPubKey()
	validator := tmtypes.NewValidator(pubKey, 1)
	valSet := tmtypes.NewValidatorSet([]*tmtypes.Validator{validator})

	// generate genesis account
	senderPrivKey := secp256k1.GenPrivKey()
	senderPrivKey.PubKey().Address()
	acc := authtypes.NewBaseAccountWithAddress(senderPrivKey.PubKey().Address().Bytes())
	balance := banktypes.Balance{
		Address: acc.GetAddress().String(),
		Coins:   sdk.NewCoins(sdk.NewCoin(sdk.DefaultBondDenom, sdkmath.NewInt(100000000000000))),
	}

	//////////////////////
	balances := []banktypes.Balance{balance}
	genesisState := NewDefaultGenesisState()
	genAccs := []authtypes.GenesisAccount{acc}
	authGenesis := authtypes.NewGenesisState(authtypes.DefaultParams(), genAccs)
	genesisState[authtypes.ModuleName] = app.AppCodec().MustMarshalJSON(authGenesis)

	validators := make([]stakingtypes.Validator, 0, len(valSet.Validators))

	initValPowers := []abci.ValidatorUpdate{}

	for _, val := range valSet.Validators {
		pk, _ := cryptocodec.FromTmPubKeyInterface(val.PubKey)
		pkAny, _ := codectypes.NewAnyWithValue(pk)
		validator := stakingtypes.Validator{
			ValKey: sdk.ValAddress(val.Address),
			PubKey: pkAny,
			Status: stakingtypes.Active,
			Rank:   0,
			Streak: 0,
		}
		validators = append(validators, validator)

		// add initial validator powers so consumer InitGenesis runs correctly
		pub, _ := val.ToProto()
		initValPowers = append(initValPowers, abci.ValidatorUpdate{
			Power:  val.VotingPower,
			PubKey: pub.PubKey,
		})
	}
	// set validators and delegations
	stakingGenesis := &stakingtypes.GenesisState{
		Validators: validators,
	}
	genesisState[stakingtypes.ModuleName] = app.AppCodec().MustMarshalJSON(stakingGenesis)

	totalSupply := sdk.NewCoins()
	for _, b := range balances {
		// add genesis acc tokens to total supply
		totalSupply = totalSupply.Add(b.Coins...)
	}

	// update total supply
	bankGenesis := banktypes.NewGenesisState(
		banktypes.DefaultGenesisState().Params,
		balances,
		totalSupply,
		[]banktypes.Metadata{},
		[]banktypes.SendEnabled{},
	)
	genesisState[banktypes.ModuleName] = app.AppCodec().MustMarshalJSON(bankGenesis)

	return genesisState
}

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 {
	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 {
	var addresses []sdk.AccAddress
	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.AccAddressFromHexUnsafe(buffer.String())
		bech := res.String()
		addr, _ := TestAddr(buffer.String(), bech)

		addresses = append(addresses, addr)
		buffer.Reset()
	}

	return addresses
}

// AddTestAddrsFromPubKeys adds the addresses into the SimApp providing only the public keys.
func AddTestAddrsFromPubKeys(app *SekaiApp, ctx sdk.Context, pubKeys []cryptotypes.PubKey, accAmt sdk.Int) {
	initCoins := sdk.NewCoins(sdk.NewCoin(app.CustomStakingKeeper.DefaultDenom(ctx), accAmt))

	// fill all the addresses with some coins, set the loose pool tokens simultaneously
	for _, pubKey := range pubKeys {
		saveAccount(app, ctx, sdk.AccAddress(pubKey.Address()), initCoins)
	}
}

// AddTestAddrs constructs and returns accNum amount of accounts with an
// initial balance of accAmt in random order
func AddTestAddrs(app *SekaiApp, ctx sdk.Context, accNum int, accAmt sdk.Int) []sdk.AccAddress {
	return addTestAddrs(app, ctx, accNum, accAmt, createRandomAccounts)
}

// AddTestAddrs constructs and returns accNum amount of accounts with an
// initial balance of accAmt in random order
func AddTestAddrsIncremental(app *SekaiApp, ctx sdk.Context, accNum int, accAmt sdk.Int) []sdk.AccAddress {
	return addTestAddrs(app, ctx, accNum, accAmt, createIncrementalAccounts)
}

func addTestAddrs(app *SekaiApp, ctx sdk.Context, accNum int, accAmt sdk.Int, strategy GenerateAccountStrategy) []sdk.AccAddress {
	testAddrs := strategy(accNum)

	initCoins := sdk.NewCoins(sdk.NewCoin(app.CustomStakingKeeper.DefaultDenom(ctx), accAmt))

	// fill all the addresses with some coins, set the loose pool tokens simultaneously
	for _, addr := range testAddrs {
		saveAccount(app, ctx, addr, initCoins)
	}

	return testAddrs
}

// saveAccount saves the provided account into the simapp with balance based on initCoins.
func saveAccount(app *SekaiApp, ctx sdk.Context, addr sdk.AccAddress, initCoins sdk.Coins) {
	acc := app.AccountKeeper.NewAccountWithAddress(ctx, addr)
	app.AccountKeeper.SetAccount(ctx, acc)
	err := app.BankKeeper.MintCoins(ctx, minttypes.ModuleName, initCoins)
	if err != nil {
		panic(err)
	}
	err = app.BankKeeper.SendCoinsFromModuleToAccount(ctx, minttypes.ModuleName, addr, initCoins)
	if err != nil {
		panic(err)
	}
}

// ConvertAddrsToValAddrs converts the provided addresses to ValAddress.
func ConvertAddrsToValAddrs(addrs []sdk.AccAddress) []sdk.ValAddress {
	valAddrs := make([]sdk.ValAddress, len(addrs))

	for i, addr := range addrs {
		valAddrs[i] = sdk.ValAddress(addr)
	}

	return valAddrs
}

func TestAddr(addr string, bech string) (sdk.AccAddress, error) {
	res, err := sdk.AccAddressFromHexUnsafe(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 *SekaiApp, addr sdk.AccAddress, balances sdk.Coins) {
	ctxCheck := app.BaseApp.NewContext(true, tmproto.Header{})
	require.True(t, balances.IsEqual(app.BankKeeper.GetAllBalances(ctxCheck, addr)))
}

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 {
	var publicKeys []cryptotypes.PubKey
	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}
}

// EmptyAppOptions is a stub implementing AppOptions
type EmptyAppOptions struct{}

// Get implements AppOptions
func (ao EmptyAppOptions) Get(o string) interface{} {
	return nil
}