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package statedb
import ( "encoding/json" "fmt" "io/ioutil" "os" "testing"
"github.com/hermeznetwork/hermez-node/common" "github.com/hermeznetwork/hermez-node/eth" "github.com/hermeznetwork/hermez-node/log" "github.com/hermeznetwork/hermez-node/test/til" "github.com/stretchr/testify/assert" "github.com/stretchr/testify/require")
func TestProcessTxsSynchronizer(t *testing.T) { dir, err := ioutil.TempDir("", "tmpdb") require.Nil(t, err) defer assert.Nil(t, os.RemoveAll(dir))
sdb, err := NewStateDB(dir, TypeSynchronizer, 32) assert.Nil(t, err)
// generate test transactions from test.SetBlockchain0 code
tc := til.NewContext(eth.RollupConstMaxL1UserTx) blocks, err := tc.GenerateBlocks(til.SetBlockchain0) require.Nil(t, err)
assert.Equal(t, 31, len(blocks[0].L1UserTxs)) assert.Equal(t, 4, len(blocks[0].Batches[0].L1CoordinatorTxs)) assert.Equal(t, 0, len(blocks[0].Batches[1].L1CoordinatorTxs)) assert.Equal(t, 22, len(blocks[0].Batches[2].L2Txs)) assert.Equal(t, 1, len(blocks[1].Batches[0].L1CoordinatorTxs)) assert.Equal(t, 62, len(blocks[1].Batches[0].L2Txs)) assert.Equal(t, 1, len(blocks[1].Batches[1].L1CoordinatorTxs)) assert.Equal(t, 8, len(blocks[1].Batches[1].L2Txs))
// Coordinator Idx where to send the fees
coordIdxs := []common.Idx{256, 257, 258, 259}
// Idx of user 'A'
idxA1 := tc.Users["A"].Accounts[common.TokenID(1)].Idx
// Process the 1st batch, which contains the L1CoordinatorTxs necessary
// to create the Coordinator accounts to receive the fees
log.Debug("block:0 batch:0, only L1CoordinatorTxs") ptOut, err := sdb.ProcessTxs(nil, nil, blocks[0].Batches[0].L1CoordinatorTxs, nil) require.Nil(t, err) assert.Equal(t, 4, len(ptOut.CreatedAccounts)) assert.Equal(t, 0, len(ptOut.CollectedFees))
log.Debug("block:0 batch:1") l2Txs := common.L2TxsToPoolL2Txs(blocks[0].Batches[1].L2Txs) ptOut, err = sdb.ProcessTxs(coordIdxs, blocks[0].L1UserTxs, blocks[0].Batches[1].L1CoordinatorTxs, l2Txs) require.Nil(t, err) assert.Equal(t, 0, len(ptOut.ExitInfos)) assert.Equal(t, 31, len(ptOut.CreatedAccounts)) assert.Equal(t, 4, len(ptOut.CollectedFees)) assert.Equal(t, "0", ptOut.CollectedFees[common.TokenID(0)].String()) assert.Equal(t, "0", ptOut.CollectedFees[common.TokenID(1)].String()) assert.Equal(t, "0", ptOut.CollectedFees[common.TokenID(2)].String()) assert.Equal(t, "0", ptOut.CollectedFees[common.TokenID(3)].String()) acc, err := sdb.GetAccount(idxA1) require.Nil(t, err) assert.Equal(t, "50", acc.Balance.String())
log.Debug("block:0 batch:2") l2Txs = common.L2TxsToPoolL2Txs(blocks[0].Batches[2].L2Txs) ptOut, err = sdb.ProcessTxs(coordIdxs, nil, blocks[0].Batches[2].L1CoordinatorTxs, l2Txs) require.Nil(t, err) assert.Equal(t, 0, len(ptOut.ExitInfos)) assert.Equal(t, 0, len(ptOut.CreatedAccounts)) assert.Equal(t, 4, len(ptOut.CollectedFees)) assert.Equal(t, "2", ptOut.CollectedFees[common.TokenID(0)].String()) assert.Equal(t, "1", ptOut.CollectedFees[common.TokenID(1)].String()) assert.Equal(t, "0", ptOut.CollectedFees[common.TokenID(2)].String()) assert.Equal(t, "0", ptOut.CollectedFees[common.TokenID(3)].String()) acc, err = sdb.GetAccount(idxA1) require.Nil(t, err) assert.Equal(t, "35", acc.Balance.String())
log.Debug("block:1 batch:0") l2Txs = common.L2TxsToPoolL2Txs(blocks[1].Batches[0].L2Txs) // before processing expect l2Txs[0:2].Nonce==0
assert.Equal(t, common.Nonce(0), l2Txs[0].Nonce) assert.Equal(t, common.Nonce(0), l2Txs[1].Nonce) assert.Equal(t, common.Nonce(0), l2Txs[2].Nonce)
ptOut, err = sdb.ProcessTxs(coordIdxs, nil, blocks[1].Batches[0].L1CoordinatorTxs, l2Txs) require.Nil(t, err)
// after processing expect l2Txs[0:2].Nonce!=0 and has expected value
assert.Equal(t, common.Nonce(6), l2Txs[0].Nonce) assert.Equal(t, common.Nonce(7), l2Txs[1].Nonce) assert.Equal(t, common.Nonce(8), l2Txs[2].Nonce)
assert.Equal(t, 4, len(ptOut.ExitInfos)) // the 'ForceExit(1)' is not computed yet, as the batch is without L1UserTxs
assert.Equal(t, 1, len(ptOut.CreatedAccounts)) assert.Equal(t, 4, len(ptOut.CollectedFees)) assert.Equal(t, "0", ptOut.CollectedFees[common.TokenID(0)].String()) assert.Equal(t, "1", ptOut.CollectedFees[common.TokenID(1)].String()) assert.Equal(t, "0", ptOut.CollectedFees[common.TokenID(2)].String()) assert.Equal(t, "0", ptOut.CollectedFees[common.TokenID(3)].String()) acc, err = sdb.GetAccount(idxA1) require.Nil(t, err) assert.Equal(t, "57", acc.Balance.String())
log.Debug("block:1 batch:1") l2Txs = common.L2TxsToPoolL2Txs(blocks[1].Batches[1].L2Txs) ptOut, err = sdb.ProcessTxs(coordIdxs, blocks[1].L1UserTxs, blocks[1].Batches[1].L1CoordinatorTxs, l2Txs) require.Nil(t, err)
assert.Equal(t, 2, len(ptOut.ExitInfos)) // 2, as previous batch was without L1UserTxs, and has pending the 'ForceExit(1) A: 5'
assert.Equal(t, 1, len(ptOut.CreatedAccounts)) assert.Equal(t, 4, len(ptOut.CollectedFees)) assert.Equal(t, "0", ptOut.CollectedFees[common.TokenID(0)].String()) assert.Equal(t, "0", ptOut.CollectedFees[common.TokenID(1)].String()) assert.Equal(t, "0", ptOut.CollectedFees[common.TokenID(2)].String()) assert.Equal(t, "0", ptOut.CollectedFees[common.TokenID(3)].String()) acc, err = sdb.GetAccount(idxA1) assert.Nil(t, err) assert.Equal(t, "82", acc.Balance.String())
idxB0 := tc.Users["C"].Accounts[common.TokenID(0)].Idx acc, err = sdb.GetAccount(idxB0) require.Nil(t, err) assert.Equal(t, "51", acc.Balance.String())
// get balance of Coordinator account for TokenID==0
acc, err = sdb.GetAccount(common.Idx(256)) require.Nil(t, err) assert.Equal(t, "2", acc.Balance.String())}
func TestProcessTxsBatchBuilder(t *testing.T) { dir, err := ioutil.TempDir("", "tmpdb") require.Nil(t, err) defer assert.Nil(t, os.RemoveAll(dir))
sdb, err := NewStateDB(dir, TypeBatchBuilder, 32) assert.Nil(t, err)
// generate test transactions from test.SetBlockchain0 code
tc := til.NewContext(eth.RollupConstMaxL1UserTx) blocks, err := tc.GenerateBlocks(til.SetBlockchain0) require.Nil(t, err)
// Coordinator Idx where to send the fees
coordIdxs := []common.Idx{256, 257, 258, 259}
// Idx of user 'A'
idxA1 := tc.Users["A"].Accounts[common.TokenID(1)].Idx
// Process the 1st batch, which contains the L1CoordinatorTxs necessary
// to create the Coordinator accounts to receive the fees
log.Debug("block:0 batch:0, only L1CoordinatorTxs") ptOut, err := sdb.ProcessTxs(nil, nil, blocks[0].Batches[0].L1CoordinatorTxs, nil) require.Nil(t, err) // expect 0 at CreatedAccount, as is only computed when StateDB.Type==TypeSynchronizer
assert.Equal(t, 0, len(ptOut.CreatedAccounts))
log.Debug("block:0 batch:1") l2Txs := common.L2TxsToPoolL2Txs(blocks[0].Batches[1].L2Txs) ptOut, err = sdb.ProcessTxs(coordIdxs, blocks[0].L1UserTxs, blocks[0].Batches[1].L1CoordinatorTxs, l2Txs) require.Nil(t, err) assert.Equal(t, 0, len(ptOut.ExitInfos)) assert.Equal(t, 0, len(ptOut.CreatedAccounts)) acc, err := sdb.GetAccount(idxA1) require.Nil(t, err) assert.Equal(t, "50", acc.Balance.String())
log.Debug("block:0 batch:2") l2Txs = common.L2TxsToPoolL2Txs(blocks[0].Batches[2].L2Txs) ptOut, err = sdb.ProcessTxs(coordIdxs, nil, blocks[0].Batches[2].L1CoordinatorTxs, l2Txs) require.Nil(t, err) assert.Equal(t, 0, len(ptOut.ExitInfos)) assert.Equal(t, 0, len(ptOut.CreatedAccounts)) acc, err = sdb.GetAccount(idxA1) require.Nil(t, err) assert.Equal(t, "35", acc.Balance.String())
log.Debug("block:1 batch:0") l2Txs = common.L2TxsToPoolL2Txs(blocks[1].Batches[0].L2Txs) _, err = sdb.ProcessTxs(coordIdxs, nil, blocks[1].Batches[0].L1CoordinatorTxs, l2Txs) require.Nil(t, err) acc, err = sdb.GetAccount(idxA1) require.Nil(t, err) assert.Equal(t, "57", acc.Balance.String())
log.Debug("block:1 batch:1") l2Txs = common.L2TxsToPoolL2Txs(blocks[1].Batches[1].L2Txs) _, err = sdb.ProcessTxs(coordIdxs, blocks[1].L1UserTxs, blocks[1].Batches[1].L1CoordinatorTxs, l2Txs) require.Nil(t, err) acc, err = sdb.GetAccount(idxA1) assert.Nil(t, err) assert.Equal(t, "82", acc.Balance.String())
idxB0 := tc.Users["C"].Accounts[common.TokenID(0)].Idx acc, err = sdb.GetAccount(idxB0) require.Nil(t, err) assert.Equal(t, "51", acc.Balance.String())
// get balance of Coordinator account for TokenID==0
acc, err = sdb.GetAccount(common.Idx(256)) require.Nil(t, err) assert.Equal(t, common.TokenID(0), acc.TokenID) assert.Equal(t, "2", acc.Balance.String()) acc, err = sdb.GetAccount(common.Idx(257)) require.Nil(t, err) assert.Equal(t, common.TokenID(1), acc.TokenID) assert.Equal(t, "2", acc.Balance.String())}
func TestZKInputsGeneration(t *testing.T) { dir, err := ioutil.TempDir("", "tmpdb") require.Nil(t, err) defer assert.Nil(t, os.RemoveAll(dir))
sdb, err := NewStateDB(dir, TypeBatchBuilder, 32) assert.Nil(t, err)
// generate test transactions from test.SetBlockchain0 code
tc := til.NewContext(eth.RollupConstMaxL1UserTx) blocks, err := tc.GenerateBlocks(til.SetBlockchain0) require.Nil(t, err)
// Coordinator Idx where to send the fees
coordIdxs := []common.Idx{256, 257, 258, 259}
log.Debug("block:0 batch:0, only L1CoordinatorTxs") _, err = sdb.ProcessTxs(nil, nil, blocks[0].Batches[0].L1CoordinatorTxs, nil) require.Nil(t, err)
l2Txs := common.L2TxsToPoolL2Txs(blocks[0].Batches[1].L2Txs) ptOut, err := sdb.ProcessTxs(coordIdxs, blocks[0].L1UserTxs, blocks[0].Batches[1].L1CoordinatorTxs, l2Txs) require.Nil(t, err)
s, err := json.Marshal(ptOut.ZKInputs) require.Nil(t, err) debug := false if debug { fmt.Println(string(s)) }}
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