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helpers.go
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/
helpers.go
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package kvstore
import (
"github.com/okex/exchain/libs/tendermint/abci/types"
tmrand "github.com/okex/exchain/libs/tendermint/libs/rand"
)
// RandVal creates one random validator, with a key derived
// from the input value
func RandVal(i int) types.ValidatorUpdate {
pubkey := tmrand.Bytes(32)
power := tmrand.Uint16() + 1
v := types.Ed25519ValidatorUpdate(pubkey, int64(power))
return v
}
// RandVals returns a list of cnt validators for initializing
// the application. Note that the keys are deterministically
// derived from the index in the array, while the power is
// random (Change this if not desired)
func RandVals(cnt int) []types.ValidatorUpdate {
res := make([]types.ValidatorUpdate, cnt)
for i := 0; i < cnt; i++ {
res[i] = RandVal(i)
}
return res
}
// InitKVStore initializes the kvstore app with some data,
// which allows tests to pass and is fine as long as you
// don't make any tx that modify the validator state
func InitKVStore(app *PersistentKVStoreApplication) {
app.InitChain(types.RequestInitChain{
Validators: RandVals(1),
})
}