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103 lines
2.6 KiB
103 lines
2.6 KiB
package state
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import (
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. "github.com/tendermint/tendermint/blocks"
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. "github.com/tendermint/tendermint/common"
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. "github.com/tendermint/tendermint/config"
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. "github.com/tendermint/tendermint/db"
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"bytes"
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"testing"
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"time"
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)
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func randAccountBalance(id uint64, status byte) *AccountBalance {
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return &AccountBalance{
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Account: Account{
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Id: id,
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PubKey: CRandBytes(32),
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},
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Balance: RandUInt64(),
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Status: status,
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}
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}
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// The first numValidators accounts are validators.
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func randGenesisState(numAccounts int, numValidators int) *State {
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db := NewMemDB()
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accountBalances := make([]*AccountBalance, numAccounts)
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for i := 0; i < numAccounts; i++ {
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if i < numValidators {
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accountBalances[i] = randAccountBalance(uint64(i), AccountBalanceStatusNominal)
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} else {
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accountBalances[i] = randAccountBalance(uint64(i), AccountBalanceStatusBonded)
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}
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}
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s0 := GenesisState(db, time.Now(), accountBalances)
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return s0
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}
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func TestGenesisSaveLoad(t *testing.T) {
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// Generate a state, save & load it.
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s0 := randGenesisState(10, 5)
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// Figure out what the next state hashes should be.
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s0ValsCopy := s0.Validators.Copy()
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s0ValsCopy.IncrementAccum()
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nextValidationStateHash := s0ValsCopy.Hash()
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nextAccountStateHash := s0.AccountBalances.Tree.Hash()
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// Mutate the state to append one empty block.
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block := &Block{
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Header: Header{
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Network: Config.Network,
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Height: 1,
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ValidationStateHash: nextValidationStateHash,
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AccountStateHash: nextAccountStateHash,
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},
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Data: Data{
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Txs: []Tx{},
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},
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}
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err := s0.AppendBlock(block)
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if err != nil {
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t.Error("Error appending initial block:", err)
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}
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// Save s0
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commitTime := time.Now()
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s0.Save(commitTime)
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// Sanity check s0
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//s0.DB.(*MemDB).Print()
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if s0.Validators.TotalVotingPower() == 0 {
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t.Error("s0 Validators TotalVotingPower should not be 0")
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}
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if s0.Height != 1 {
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t.Error("s0 Height should be 1, got", s0.Height)
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}
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// Load s1
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s1 := LoadState(s0.DB)
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// Compare CommitTime
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if !s0.CommitTime.Equal(s1.CommitTime) {
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t.Error("CommitTime was not the same", s0.CommitTime, s1.CommitTime)
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}
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// Compare height & blockHash
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if s0.Height != s1.Height {
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t.Error("Height mismatch")
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}
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if !bytes.Equal(s0.BlockHash, s1.BlockHash) {
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t.Error("BlockHash mismatch")
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}
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// Compare Validators
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if s0.Validators.Size() != s1.Validators.Size() {
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t.Error("Validators Size mismatch")
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}
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if s0.Validators.TotalVotingPower() != s1.Validators.TotalVotingPower() {
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t.Error("Validators TotalVotingPower mismatch")
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}
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if !bytes.Equal(s0.AccountBalances.Tree.Hash(), s1.AccountBalances.Tree.Hash()) {
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t.Error("AccountBalance mismatch")
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}
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}
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