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package zkproof
import ( "context" "encoding/json" "fmt" "io/ioutil" "os" "testing" "time"
"github.com/hermeznetwork/hermez-node/common" "github.com/hermeznetwork/hermez-node/db/statedb" "github.com/hermeznetwork/hermez-node/prover" "github.com/hermeznetwork/hermez-node/test/til" "github.com/hermeznetwork/hermez-node/test/txsets" "github.com/hermeznetwork/hermez-node/txprocessor" "github.com/stretchr/testify/assert" "github.com/stretchr/testify/require")
var proofServerURL string
const pollInterval = 200 * time.Millisecond
func TestMain(m *testing.M) { exitVal := 0 proofServerURL = os.Getenv("PROOF_SERVER_URL") if proofServerURL != "" { exitVal = m.Run() } os.Exit(exitVal)}
const MaxTx = 376const NLevels = 32const MaxL1Tx = 256const MaxFeeTx = 64const ChainID uint16 = 1
var config = txprocessor.Config{ NLevels: uint32(NLevels), MaxTx: MaxTx, MaxL1Tx: MaxL1Tx, MaxFeeTx: MaxFeeTx, ChainID: ChainID,}
func initStateDB(t *testing.T) *statedb.StateDB { dir, err := ioutil.TempDir("", "tmpdb") require.NoError(t, err) defer assert.Nil(t, os.RemoveAll(dir))
sdb, err := statedb.NewStateDB(dir, 128, statedb.TypeBatchBuilder, NLevels) require.NoError(t, err) return sdb}
func sendProofAndCheckResp(t *testing.T, ptOut *txprocessor.ProcessTxOutput) { // Store zkinputs json for debugging purposes
zkInputsJSON, err := json.Marshal(ptOut.ZKInputs) require.NoError(t, err) err = ioutil.WriteFile("/tmp/dbgZKInputs.json", zkInputsJSON, 0640) //nolint:gosec
require.NoError(t, err)
proofServerClient := prover.NewProofServerClient(proofServerURL, pollInterval) err = proofServerClient.WaitReady(context.Background()) require.NoError(t, err) err = proofServerClient.CalculateProof(context.Background(), ptOut.ZKInputs) require.NoError(t, err) proof, pubInputs, err := proofServerClient.GetProof(context.Background()) require.NoError(t, err) fmt.Printf("proof: %#v\n", proof) fmt.Printf("pubInputs: %#v\n", pubInputs)}
func TestZKInputsEmpty(t *testing.T) { sdb := initStateDB(t)
tp := txprocessor.NewTxProcessor(sdb, config)
coordIdxs := []common.Idx{} l1UserTxs := []common.L1Tx{} l1CoordTxs := []common.L1Tx{} l2Txs := []common.PoolL2Tx{} ptOut, err := tp.ProcessTxs(coordIdxs, l1UserTxs, l1CoordTxs, l2Txs) require.NoError(t, err)
sendProofAndCheckResp(t, ptOut) // test empty batch ZKInputs
_, coordIdxs, l1UserTxs, l1CoordTxs, l2Txs = txsets.GenerateTxsZKInputs0(t, ChainID)
_, err = tp.ProcessTxs(coordIdxs, l1UserTxs, l1CoordTxs, l2Txs) require.NoError(t, err)
coordIdxs = []common.Idx{} l1UserTxs = []common.L1Tx{} l1CoordTxs = []common.L1Tx{} l2Txs = []common.PoolL2Tx{} ptOut, err = tp.ProcessTxs(coordIdxs, l1UserTxs, l1CoordTxs, l2Txs) require.NoError(t, err) sendProofAndCheckResp(t, ptOut) // test empty batch ZKInputs after a non-empty batch
}
func TestZKInputs0(t *testing.T) { sdb := initStateDB(t)
_, coordIdxs, l1UserTxs, l1CoordTxs, l2Txs := txsets.GenerateTxsZKInputs0(t, ChainID)
tp := txprocessor.NewTxProcessor(sdb, config) ptOut, err := tp.ProcessTxs(coordIdxs, l1UserTxs, l1CoordTxs, l2Txs) require.NoError(t, err)
sendProofAndCheckResp(t, ptOut)}func TestZKInputs1(t *testing.T) { sdb := initStateDB(t)
_, coordIdxs, l1UserTxs, l1CoordTxs, l2Txs := txsets.GenerateTxsZKInputs1(t, ChainID)
tp := txprocessor.NewTxProcessor(sdb, config) ptOut, err := tp.ProcessTxs(coordIdxs, l1UserTxs, l1CoordTxs, l2Txs) require.NoError(t, err)
sendProofAndCheckResp(t, ptOut)}func TestZKInputs2(t *testing.T) { sdb := initStateDB(t)
_, coordIdxs, l1UserTxs, l1CoordTxs, l2Txs := txsets.GenerateTxsZKInputs2(t, ChainID)
tp := txprocessor.NewTxProcessor(sdb, config) ptOut, err := tp.ProcessTxs(coordIdxs, l1UserTxs, l1CoordTxs, l2Txs) require.NoError(t, err)
sendProofAndCheckResp(t, ptOut)}func TestZKInputs3(t *testing.T) { sdb := initStateDB(t)
_, coordIdxs, l1UserTxs, l1CoordTxs, l2Txs := txsets.GenerateTxsZKInputs3(t, ChainID)
tp := txprocessor.NewTxProcessor(sdb, config) ptOut, err := tp.ProcessTxs(coordIdxs, l1UserTxs, l1CoordTxs, l2Txs) require.NoError(t, err)
sendProofAndCheckResp(t, ptOut)}func TestZKInputs4(t *testing.T) { sdb := initStateDB(t)
_, coordIdxs, l1UserTxs, l1CoordTxs, l2Txs := txsets.GenerateTxsZKInputs4(t, ChainID)
tp := txprocessor.NewTxProcessor(sdb, config) ptOut, err := tp.ProcessTxs(coordIdxs, l1UserTxs, l1CoordTxs, l2Txs) require.NoError(t, err)
sendProofAndCheckResp(t, ptOut)}
func TestZKInputs5(t *testing.T) { sdb := initStateDB(t)
_, coordIdxs, l1UserTxs, l1CoordTxs, l2Txs := txsets.GenerateTxsZKInputs5(t, ChainID)
tp := txprocessor.NewTxProcessor(sdb, config) ptOut, err := tp.ProcessTxs(coordIdxs, l1UserTxs, l1CoordTxs, l2Txs) require.NoError(t, err)
sendProofAndCheckResp(t, ptOut)}
func TestZKInputs6(t *testing.T) { sdb := initStateDB(t)
tc := til.NewContext(ChainID, common.RollupConstMaxL1UserTx) blocks, err := tc.GenerateBlocks(txsets.SetBlockchainMinimumFlow0) require.NoError(t, err)
// restart nonces of TilContext, as will be set by generating directly
// the PoolL2Txs for each specific batch with tc.GeneratePoolL2Txs
tc.RestartNonces()
tp := txprocessor.NewTxProcessor(sdb, config) // batch1
ptOut, err := tp.ProcessTxs(nil, nil, blocks[0].Rollup.Batches[0].L1CoordinatorTxs, nil) require.NoError(t, err)
sendProofAndCheckResp(t, ptOut)
// batch2
l1UserTxs := []common.L1Tx{} l2Txs := common.L2TxsToPoolL2Txs(blocks[0].Rollup.Batches[1].L2Txs) ptOut, err = tp.ProcessTxs(nil, l1UserTxs, blocks[0].Rollup.Batches[1].L1CoordinatorTxs, l2Txs) require.NoError(t, err)
sendProofAndCheckResp(t, ptOut)
// batch3
l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[2].Batch.ForgeL1TxsNum]) l2Txs = common.L2TxsToPoolL2Txs(blocks[0].Rollup.Batches[2].L2Txs) ptOut, err = tp.ProcessTxs(nil, l1UserTxs, blocks[0].Rollup.Batches[2].L1CoordinatorTxs, l2Txs) require.NoError(t, err)
sendProofAndCheckResp(t, ptOut)
// batch4
l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[3].Batch.ForgeL1TxsNum]) l2Txs = common.L2TxsToPoolL2Txs(blocks[0].Rollup.Batches[3].L2Txs) ptOut, err = tp.ProcessTxs(nil, l1UserTxs, blocks[0].Rollup.Batches[3].L1CoordinatorTxs, l2Txs) require.NoError(t, err)
sendProofAndCheckResp(t, ptOut)
// batch5
l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[4].Batch.ForgeL1TxsNum]) l2Txs = common.L2TxsToPoolL2Txs(blocks[0].Rollup.Batches[4].L2Txs) ptOut, err = tp.ProcessTxs(nil, l1UserTxs, blocks[0].Rollup.Batches[4].L1CoordinatorTxs, l2Txs) require.NoError(t, err)
sendProofAndCheckResp(t, ptOut)
// batch6
l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[5].Batch.ForgeL1TxsNum]) l2Txs = common.L2TxsToPoolL2Txs(blocks[0].Rollup.Batches[5].L2Txs) ptOut, err = tp.ProcessTxs(nil, l1UserTxs, blocks[0].Rollup.Batches[5].L1CoordinatorTxs, l2Txs) require.NoError(t, err)
sendProofAndCheckResp(t, ptOut)
// batch7
// simulate the PoolL2Txs of the batch6
batchPoolL2 := ` Type: PoolL2 PoolTransferToEthAddr(1) A-B: 200 (126) PoolTransferToEthAddr(0) B-C: 100 (126)` poolL2Txs, err := tc.GeneratePoolL2Txs(batchPoolL2) require.NoError(t, err)
// Coordinator Idx where to send the fees
coordIdxs := []common.Idx{261, 262} l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[6].Batch.ForgeL1TxsNum]) l2Txs = poolL2Txs ptOut, err = tp.ProcessTxs(coordIdxs, l1UserTxs, blocks[0].Rollup.Batches[6].L1CoordinatorTxs, l2Txs) require.NoError(t, err)
sendProofAndCheckResp(t, ptOut)
// batch8
// simulate the PoolL2Txs of the batch7
batchPoolL2 = ` Type: PoolL2 PoolTransfer(0) A-B: 100 (126) PoolTransfer(0) C-A: 50 (126) PoolTransfer(1) B-C: 100 (126) PoolExit(0) A: 100 (126)` poolL2Txs, err = tc.GeneratePoolL2Txs(batchPoolL2) require.NoError(t, err)
l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[7].Batch.ForgeL1TxsNum]) l2Txs = poolL2Txs ptOut, err = tp.ProcessTxs(coordIdxs, l1UserTxs, blocks[0].Rollup.Batches[7].L1CoordinatorTxs, l2Txs) require.NoError(t, err)
sendProofAndCheckResp(t, ptOut)
// batch9
// simulate the PoolL2Txs of the batch9
batchPoolL2 = ` Type: PoolL2 PoolTransfer(0) D-A: 300 (126) PoolTransfer(0) B-D: 100 (126)` poolL2Txs, err = tc.GeneratePoolL2Txs(batchPoolL2) require.NoError(t, err)
l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[1].Rollup.Batches[0].Batch.ForgeL1TxsNum]) l2Txs = poolL2Txs coordIdxs = []common.Idx{262} ptOut, err = tp.ProcessTxs(coordIdxs, l1UserTxs, blocks[1].Rollup.Batches[0].L1CoordinatorTxs, l2Txs) require.NoError(t, err)
sendProofAndCheckResp(t, ptOut)
// batch10
l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[1].Rollup.Batches[1].Batch.ForgeL1TxsNum]) l2Txs = []common.PoolL2Tx{} coordIdxs = []common.Idx{} ptOut, err = tp.ProcessTxs(coordIdxs, l1UserTxs, blocks[1].Rollup.Batches[1].L1CoordinatorTxs, l2Txs) require.NoError(t, err)
sendProofAndCheckResp(t, ptOut)}
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