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39 lines
1.2 KiB
39 lines
1.2 KiB
package kvstore
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import (
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mrand "math/rand"
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"github.com/tendermint/tendermint/abci/types"
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tmrand "github.com/tendermint/tendermint/libs/rand"
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)
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// RandVal creates one random validator, with a key derived
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// from the input value
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func RandVal(i int) types.ValidatorUpdate {
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pubkey := tmrand.Bytes(32)
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// Random value between [0, 2^16 - 1]
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power := mrand.Uint32() & (1<<16 - 1) // nolint:gosec // G404: Use of weak random number generator
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v := types.UpdateValidator(pubkey, int64(power), "")
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return v
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}
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// RandVals returns a list of cnt validators for initializing
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// the application. Note that the keys are deterministically
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// derived from the index in the array, while the power is
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// random (Change this if not desired)
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func RandVals(cnt int) []types.ValidatorUpdate {
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res := make([]types.ValidatorUpdate, cnt)
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for i := 0; i < cnt; i++ {
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res[i] = RandVal(i)
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}
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return res
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}
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// InitKVStore initializes the kvstore app with some data,
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// which allows tests to pass and is fine as long as you
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// don't make any tx that modify the validator state
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func InitKVStore(app *PersistentKVStoreApplication) {
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app.InitChain(types.RequestInitChain{
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Validators: RandVals(1),
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})
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}
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