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83 lines
2.4 KiB
83 lines
2.4 KiB
package state
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import (
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"fmt"
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"os"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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cfg "github.com/tendermint/tendermint/config"
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dbm "github.com/tendermint/tendermint/libs/db"
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"github.com/tendermint/tendermint/types"
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)
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func TestStoreLoadValidators(t *testing.T) {
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stateDB := dbm.NewMemDB()
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val, _ := types.RandValidator(true, 10)
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vals := types.NewValidatorSet([]*types.Validator{val})
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// 1) LoadValidators loads validators using a height where they were last changed
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saveValidatorsInfo(stateDB, 1, 1, vals)
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saveValidatorsInfo(stateDB, 2, 1, vals)
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loadedVals, err := LoadValidators(stateDB, 2)
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require.NoError(t, err)
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assert.NotZero(t, loadedVals.Size())
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// 2) LoadValidators loads validators using a checkpoint height
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// TODO(melekes): REMOVE in 0.33 release
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// https://github.com/tendermint/tendermint/issues/3543
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// for releases prior to v0.31.4, it uses last height changed
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valInfo := &ValidatorsInfo{
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LastHeightChanged: valSetCheckpointInterval,
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}
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stateDB.Set(calcValidatorsKey(valSetCheckpointInterval), valInfo.Bytes())
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assert.NotPanics(t, func() {
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saveValidatorsInfo(stateDB, valSetCheckpointInterval+1, 1, vals)
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loadedVals, err := LoadValidators(stateDB, valSetCheckpointInterval+1)
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if err != nil {
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t.Fatal(err)
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}
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if loadedVals.Size() == 0 {
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t.Fatal("Expected validators to be non-empty")
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}
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})
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// ENDREMOVE
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saveValidatorsInfo(stateDB, valSetCheckpointInterval, 1, vals)
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loadedVals, err = LoadValidators(stateDB, valSetCheckpointInterval)
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require.NoError(t, err)
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assert.NotZero(t, loadedVals.Size())
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}
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func BenchmarkLoadValidators(b *testing.B) {
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const valSetSize = 100
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config := cfg.ResetTestRoot("state_")
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defer os.RemoveAll(config.RootDir)
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dbType := dbm.DBBackendType(config.DBBackend)
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stateDB := dbm.NewDB("state", dbType, config.DBDir())
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state, err := LoadStateFromDBOrGenesisFile(stateDB, config.GenesisFile())
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if err != nil {
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b.Fatal(err)
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}
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state.Validators = genValSet(valSetSize)
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state.NextValidators = state.Validators.CopyIncrementProposerPriority(1)
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SaveState(stateDB, state)
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for i := 10; i < 10000000000; i *= 10 { // 10, 100, 1000, ...
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saveValidatorsInfo(stateDB, int64(i), state.LastHeightValidatorsChanged, state.NextValidators)
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b.Run(fmt.Sprintf("height=%d", i), func(b *testing.B) {
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for n := 0; n < b.N; n++ {
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_, err := LoadValidators(stateDB, int64(i))
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if err != nil {
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b.Fatal(err)
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}
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}
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})
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}
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}
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