233 lines
7.3 KiB
Go
233 lines
7.3 KiB
Go
package keeper
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import (
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"bytes"
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"encoding/hex"
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"math/rand"
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"strconv"
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"testing"
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"github.com/stretchr/testify/require"
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abci "github.com/tendermint/tendermint/abci/types"
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"github.com/tendermint/tendermint/crypto"
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"github.com/tendermint/tendermint/crypto/ed25519"
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dbm "github.com/tendermint/tendermint/libs/db"
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"github.com/tendermint/tendermint/libs/log"
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"github.com/cosmos/cosmos-sdk/codec"
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"github.com/cosmos/cosmos-sdk/store"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/x/auth"
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"github.com/cosmos/cosmos-sdk/x/bank"
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"github.com/cosmos/cosmos-sdk/x/params"
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"github.com/cosmos/cosmos-sdk/x/stake/types"
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)
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// dummy addresses used for testing
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var (
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Addrs = createTestAddrs(500)
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PKs = createTestPubKeys(500)
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emptyAddr sdk.AccAddress
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emptyPubkey crypto.PubKey
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addrDels = []sdk.AccAddress{
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Addrs[0],
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Addrs[1],
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}
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addrVals = []sdk.ValAddress{
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sdk.ValAddress(Addrs[2]),
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sdk.ValAddress(Addrs[3]),
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sdk.ValAddress(Addrs[4]),
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sdk.ValAddress(Addrs[5]),
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sdk.ValAddress(Addrs[6]),
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}
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)
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//_______________________________________________________________________________________
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// intended to be used with require/assert: require.True(ValEq(...))
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func ValEq(t *testing.T, exp, got types.Validator) (*testing.T, bool, string, types.Validator, types.Validator) {
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return t, exp.Equal(got), "expected:\t%v\ngot:\t\t%v", exp, got
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}
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//_______________________________________________________________________________________
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// create a codec used only for testing
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func MakeTestCodec() *codec.Codec {
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var cdc = codec.New()
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// Register Msgs
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cdc.RegisterInterface((*sdk.Msg)(nil), nil)
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cdc.RegisterConcrete(bank.MsgSend{}, "test/stake/Send", nil)
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cdc.RegisterConcrete(bank.MsgIssue{}, "test/stake/Issue", nil)
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cdc.RegisterConcrete(types.MsgCreateValidator{}, "test/stake/CreateValidator", nil)
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cdc.RegisterConcrete(types.MsgEditValidator{}, "test/stake/EditValidator", nil)
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cdc.RegisterConcrete(types.MsgBeginUnbonding{}, "test/stake/BeginUnbonding", nil)
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cdc.RegisterConcrete(types.MsgBeginRedelegate{}, "test/stake/BeginRedelegate", nil)
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// Register AppAccount
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cdc.RegisterInterface((*auth.Account)(nil), nil)
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cdc.RegisterConcrete(&auth.BaseAccount{}, "test/stake/Account", nil)
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codec.RegisterCrypto(cdc)
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return cdc
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}
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// hogpodge of all sorts of input required for testing
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func CreateTestInput(t *testing.T, isCheckTx bool, initCoins int64) (sdk.Context, auth.AccountKeeper, Keeper) {
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keyStake := sdk.NewKVStoreKey("stake")
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tkeyStake := sdk.NewTransientStoreKey("transient_stake")
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keyAcc := sdk.NewKVStoreKey("acc")
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keyParams := sdk.NewKVStoreKey("params")
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tkeyParams := sdk.NewTransientStoreKey("transient_params")
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db := dbm.NewMemDB()
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ms := store.NewCommitMultiStore(db)
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ms.MountStoreWithDB(tkeyStake, sdk.StoreTypeTransient, nil)
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ms.MountStoreWithDB(keyStake, sdk.StoreTypeIAVL, db)
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ms.MountStoreWithDB(keyAcc, sdk.StoreTypeIAVL, db)
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ms.MountStoreWithDB(keyParams, sdk.StoreTypeIAVL, db)
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ms.MountStoreWithDB(tkeyParams, sdk.StoreTypeTransient, db)
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err := ms.LoadLatestVersion()
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require.Nil(t, err)
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ctx := sdk.NewContext(ms, abci.Header{ChainID: "foochainid"}, isCheckTx, log.NewNopLogger())
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cdc := MakeTestCodec()
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accountKeeper := auth.NewAccountKeeper(
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cdc, // amino codec
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keyAcc, // target store
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auth.ProtoBaseAccount, // prototype
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)
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ck := bank.NewBaseKeeper(accountKeeper)
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pk := params.NewKeeper(cdc, keyParams, tkeyParams)
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keeper := NewKeeper(cdc, keyStake, tkeyStake, ck, pk.Subspace(DefaultParamspace), types.DefaultCodespace)
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keeper.SetPool(ctx, types.InitialPool())
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keeper.SetParams(ctx, types.DefaultParams())
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// fill all the addresses with some coins, set the loose pool tokens simultaneously
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for _, addr := range Addrs {
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pool := keeper.GetPool(ctx)
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_, _, err := ck.AddCoins(ctx, addr, sdk.Coins{
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{keeper.BondDenom(ctx), sdk.NewInt(initCoins)},
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})
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require.Nil(t, err)
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pool.LooseTokens = pool.LooseTokens.Add(sdk.NewDec(initCoins))
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keeper.SetPool(ctx, pool)
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}
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return ctx, accountKeeper, keeper
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}
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func NewPubKey(pk string) (res crypto.PubKey) {
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pkBytes, err := hex.DecodeString(pk)
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if err != nil {
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panic(err)
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}
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//res, err = crypto.PubKeyFromBytes(pkBytes)
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var pkEd ed25519.PubKeyEd25519
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copy(pkEd[:], pkBytes[:])
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return pkEd
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}
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// for incode address generation
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func TestAddr(addr string, bech string) sdk.AccAddress {
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res, err := sdk.AccAddressFromHex(addr)
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if err != nil {
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panic(err)
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}
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bechexpected := res.String()
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if bech != bechexpected {
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panic("Bech encoding doesn't match reference")
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}
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bechres, err := sdk.AccAddressFromBech32(bech)
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if err != nil {
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panic(err)
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}
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if bytes.Compare(bechres, res) != 0 {
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panic("Bech decode and hex decode don't match")
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}
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return res
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}
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// nolint: unparam
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func createTestAddrs(numAddrs int) []sdk.AccAddress {
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var addresses []sdk.AccAddress
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var buffer bytes.Buffer
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// start at 100 so we can make up to 999 test addresses with valid test addresses
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for i := 100; i < (numAddrs + 100); i++ {
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numString := strconv.Itoa(i)
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buffer.WriteString("A58856F0FD53BF058B4909A21AEC019107BA6") //base address string
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buffer.WriteString(numString) //adding on final two digits to make addresses unique
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res, _ := sdk.AccAddressFromHex(buffer.String())
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bech := res.String()
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addresses = append(addresses, TestAddr(buffer.String(), bech))
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buffer.Reset()
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}
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return addresses
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}
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// nolint: unparam
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func createTestPubKeys(numPubKeys int) []crypto.PubKey {
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var publicKeys []crypto.PubKey
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var buffer bytes.Buffer
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//start at 10 to avoid changing 1 to 01, 2 to 02, etc
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for i := 100; i < (numPubKeys + 100); i++ {
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numString := strconv.Itoa(i)
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buffer.WriteString("0B485CFC0EECC619440448436F8FC9DF40566F2369E72400281454CB552AF") //base pubkey string
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buffer.WriteString(numString) //adding on final two digits to make pubkeys unique
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publicKeys = append(publicKeys, NewPubKey(buffer.String()))
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buffer.Reset()
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}
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return publicKeys
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}
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//_____________________________________________________________________________________
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// does a certain by-power index record exist
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func ValidatorByPowerIndexExists(ctx sdk.Context, keeper Keeper, power []byte) bool {
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store := ctx.KVStore(keeper.storeKey)
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return store.Has(power)
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}
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// update validator for testing
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func TestingUpdateValidator(keeper Keeper, ctx sdk.Context, validator types.Validator) types.Validator {
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pool := keeper.GetPool(ctx)
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keeper.SetValidator(ctx, validator)
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keeper.SetValidatorByPowerIndex(ctx, validator, pool)
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keeper.ApplyAndReturnValidatorSetUpdates(ctx)
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validator, found := keeper.GetValidator(ctx, validator.OperatorAddr)
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if !found {
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panic("validator expected but not found")
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}
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return validator
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}
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func validatorByPowerIndexExists(k Keeper, ctx sdk.Context, power []byte) bool {
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store := ctx.KVStore(k.storeKey)
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return store.Has(power)
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}
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// RandomValidator returns a random validator given access to the keeper and ctx
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func RandomValidator(r *rand.Rand, keeper Keeper, ctx sdk.Context) types.Validator {
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vals := keeper.GetAllValidators(ctx)
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i := r.Intn(len(vals))
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return vals[i]
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}
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// RandomBondedValidator returns a random bonded validator given access to the keeper and ctx
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func RandomBondedValidator(r *rand.Rand, keeper Keeper, ctx sdk.Context) types.Validator {
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vals := keeper.GetBondedValidatorsByPower(ctx)
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i := r.Intn(len(vals))
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return vals[i]
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}
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