cosmos-sdk/x/staking/keeper/test_common.go

79 lines
1.8 KiB
Go

package keeper // noalias
import (
"bytes"
"context"
storetypes "cosmossdk.io/store/types"
"cosmossdk.io/x/staking/types"
sdk "github.com/cosmos/cosmos-sdk/types"
)
// ValidatorByPowerIndexExists does a certain by-power index record exist
func ValidatorByPowerIndexExists(ctx context.Context, keeper *Keeper, power []byte) bool {
store := keeper.KVStoreService.OpenKVStore(ctx)
has, err := store.Has(power)
if err != nil {
panic(err)
}
return has
}
// TestingUpdateValidator updates a validator for testing
func TestingUpdateValidator(keeper *Keeper, ctx sdk.Context, validator types.Validator, apply bool) types.Validator {
err := keeper.SetValidator(ctx, validator)
if err != nil {
panic(err)
}
// Remove any existing power key for validator.
store := keeper.KVStoreService.OpenKVStore(ctx)
deleted := false
iterator, err := store.Iterator(types.ValidatorsByPowerIndexKey, storetypes.PrefixEndBytes(types.ValidatorsByPowerIndexKey))
if err != nil {
panic(err)
}
defer iterator.Close()
bz, err := keeper.validatorAddressCodec.StringToBytes(validator.GetOperator())
if err != nil {
panic(err)
}
for ; iterator.Valid(); iterator.Next() {
valAddr := types.ParseValidatorPowerRankKey(iterator.Key())
if bytes.Equal(valAddr, bz) {
if deleted {
panic("found duplicate power index key")
} else {
deleted = true
}
if err = store.Delete(iterator.Key()); err != nil {
panic(err)
}
}
}
if err = keeper.SetValidatorByPowerIndex(ctx, validator); err != nil {
panic(err)
}
if !apply {
ctx, _ = ctx.CacheContext()
}
_, err = keeper.ApplyAndReturnValidatorSetUpdates(ctx)
if err != nil {
panic(err)
}
validator, err = keeper.GetValidator(ctx, sdk.ValAddress(bz))
if err != nil {
panic(err)
}
return validator
}