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package coordinator
import ( "io/ioutil" "os" "testing" "time"
"github.com/hermeznetwork/hermez-node/common" dbUtils "github.com/hermeznetwork/hermez-node/db" "github.com/hermeznetwork/hermez-node/db/l2db" "github.com/hermeznetwork/hermez-node/db/statedb" "github.com/hermeznetwork/hermez-node/test" "github.com/hermeznetwork/hermez-node/test/til" "github.com/stretchr/testify/assert" "github.com/stretchr/testify/require")
func newL2DB(t *testing.T) *l2db.L2DB { pass := os.Getenv("POSTGRES_PASS") db, err := dbUtils.InitSQLDB(5432, "localhost", "hermez", pass, "hermez") require.NoError(t, err) test.WipeDB(db) return l2db.NewL2DB(db, 10, 100, 24*time.Hour)}
func newStateDB(t *testing.T) *statedb.LocalStateDB { syncDBPath, err := ioutil.TempDir("", "tmpSyncDB") require.NoError(t, err) deleteme = append(deleteme, syncDBPath) syncStateDB, err := statedb.NewStateDB(syncDBPath, 128, statedb.TypeSynchronizer, 48, chainID) assert.NoError(t, err) stateDBPath, err := ioutil.TempDir("", "tmpStateDB") require.NoError(t, err) deleteme = append(deleteme, stateDBPath) stateDB, err := statedb.NewLocalStateDB(stateDBPath, 128, syncStateDB, statedb.TypeTxSelector, 0) require.NoError(t, err) return stateDB}
func TestCanPurgeCanInvalidate(t *testing.T) { cfg := PurgerCfg{ PurgeBatchDelay: 2, PurgeBlockDelay: 6, InvalidateBatchDelay: 4, InvalidateBlockDelay: 8, } p := Purger{ cfg: cfg, } startBlockNum := int64(1000) startBatchNum := int64(10) blockNum := startBlockNum batchNum := startBatchNum
assert.True(t, p.CanPurge(blockNum, batchNum)) p.lastPurgeBlock = startBlockNum p.lastPurgeBatch = startBatchNum assert.False(t, p.CanPurge(blockNum, batchNum))
blockNum = startBlockNum + cfg.PurgeBlockDelay - 1 batchNum = startBatchNum + cfg.PurgeBatchDelay - 1 assert.False(t, p.CanPurge(blockNum, batchNum)) blockNum = startBlockNum + cfg.PurgeBlockDelay - 1 batchNum = startBatchNum + cfg.PurgeBatchDelay assert.True(t, p.CanPurge(blockNum, batchNum)) blockNum = startBlockNum + cfg.PurgeBlockDelay batchNum = startBatchNum + cfg.PurgeBatchDelay - 1 assert.True(t, p.CanPurge(blockNum, batchNum))
assert.True(t, p.CanInvalidate(blockNum, batchNum)) p.lastInvalidateBlock = startBlockNum p.lastInvalidateBatch = startBatchNum assert.False(t, p.CanInvalidate(blockNum, batchNum))
blockNum = startBlockNum + cfg.InvalidateBlockDelay - 1 batchNum = startBatchNum + cfg.InvalidateBatchDelay - 1 assert.False(t, p.CanInvalidate(blockNum, batchNum)) blockNum = startBlockNum + cfg.InvalidateBlockDelay - 1 batchNum = startBatchNum + cfg.InvalidateBatchDelay assert.True(t, p.CanInvalidate(blockNum, batchNum)) blockNum = startBlockNum + cfg.InvalidateBlockDelay batchNum = startBatchNum + cfg.InvalidateBatchDelay - 1 assert.True(t, p.CanInvalidate(blockNum, batchNum))}
func TestPurgeMaybeInvalidateMaybe(t *testing.T) { cfg := PurgerCfg{ PurgeBatchDelay: 2, PurgeBlockDelay: 6, InvalidateBatchDelay: 4, InvalidateBlockDelay: 8, } p := Purger{ cfg: cfg, } l2DB := newL2DB(t) stateDB := newStateDB(t)
startBlockNum := int64(1000) startBatchNum := int64(10)
p.lastPurgeBlock = startBlockNum p.lastPurgeBatch = startBatchNum
blockNum := startBlockNum + cfg.PurgeBlockDelay - 1 batchNum := startBatchNum + cfg.PurgeBatchDelay - 1 ok, err := p.PurgeMaybe(l2DB, blockNum, batchNum) require.NoError(t, err) assert.False(t, ok) // At this point the purger will purge. The second time it doesn't
// because it the first time it has updates the last time it did.
blockNum = startBlockNum + cfg.PurgeBlockDelay - 1 batchNum = startBatchNum + cfg.PurgeBatchDelay ok, err = p.PurgeMaybe(l2DB, blockNum, batchNum) require.NoError(t, err) assert.True(t, ok) ok, err = p.PurgeMaybe(l2DB, blockNum, batchNum) require.NoError(t, err) assert.False(t, ok)
p.lastInvalidateBlock = startBlockNum p.lastInvalidateBatch = startBatchNum
blockNum = startBlockNum + cfg.InvalidateBlockDelay - 1 batchNum = startBatchNum + cfg.InvalidateBatchDelay - 1 ok, err = p.InvalidateMaybe(l2DB, stateDB, blockNum, batchNum) require.NoError(t, err) assert.False(t, ok) // At this point the purger will invaidate. The second time it doesn't
// because it the first time it has updates the last time it did.
blockNum = startBlockNum + cfg.InvalidateBlockDelay - 1 batchNum = startBatchNum + cfg.InvalidateBatchDelay ok, err = p.InvalidateMaybe(l2DB, stateDB, blockNum, batchNum) require.NoError(t, err) assert.True(t, ok) ok, err = p.InvalidateMaybe(l2DB, stateDB, blockNum, batchNum) require.NoError(t, err) assert.False(t, ok)}
func TestIdxsNonce(t *testing.T) { inputIdxsNonce := []common.IdxNonce{ {Idx: 256, Nonce: 1}, {Idx: 256, Nonce: 2}, {Idx: 257, Nonce: 3}, {Idx: 258, Nonce: 5}, {Idx: 258, Nonce: 2}, } expectedIdxsNonce := map[common.Idx]common.Nonce{ common.Idx(256): common.Nonce(2), common.Idx(257): common.Nonce(3), common.Idx(258): common.Nonce(5), }
l2txs := make([]common.L2Tx, len(inputIdxsNonce)) for i, idxNonce := range inputIdxsNonce { l2txs[i].FromIdx = idxNonce.Idx l2txs[i].Nonce = idxNonce.Nonce } idxsNonce := idxsNonceFromL2Txs(l2txs) assert.Equal(t, len(expectedIdxsNonce), len(idxsNonce)) for _, idxNonce := range idxsNonce { nonce := expectedIdxsNonce[idxNonce.Idx] assert.Equal(t, nonce, idxNonce.Nonce) }
pooll2txs := make([]common.PoolL2Tx, len(inputIdxsNonce)) for i, idxNonce := range inputIdxsNonce { pooll2txs[i].FromIdx = idxNonce.Idx pooll2txs[i].Nonce = idxNonce.Nonce } idxsNonce = idxsNonceFromPoolL2Txs(pooll2txs) assert.Equal(t, len(expectedIdxsNonce), len(idxsNonce)) for _, idxNonce := range idxsNonce { nonce := expectedIdxsNonce[idxNonce.Idx] assert.Equal(t, nonce, idxNonce.Nonce) }}
func TestPoolMarkInvalidOldNonces(t *testing.T) { l2DB := newL2DB(t) stateDB := newStateDB(t)
set0 := ` Type: Blockchain
CreateAccountDeposit(0) A: 1000 // Idx=256
CreateAccountDeposit(0) B: 1000 // Idx=257
CreateAccountDeposit(0) C: 1000 // Idx=258
CreateAccountDeposit(0) D: 1000 // Idx=259
> batchL1 > batchL1 > block ` tc := til.NewContext(chainID, common.RollupConstMaxL1UserTx) blocks, err := tc.GenerateBlocks(set0) require.NoError(t, err) tilCfgExtra := til.ConfigExtra{ CoordUser: "A", } // Call FillBlocksExtra to fill `Batch.CreatedAccounts`
err = tc.FillBlocksExtra(blocks, &tilCfgExtra) require.NoError(t, err) require.Equal(t, 4, len(blocks[0].Rollup.Batches[1].CreatedAccounts)) // sanity check
for _, acc := range blocks[0].Rollup.Batches[1].CreatedAccounts { _, err := stateDB.CreateAccount(acc.Idx, &acc) //nolint:gosec
require.NoError(t, err) }
setPool0 := ` Type: PoolL2 PoolTransfer(0) A-B: 10 (1) PoolTransfer(0) A-C: 10 (1) PoolTransfer(0) A-D: 10 (1) PoolTransfer(0) B-A: 10 (1) PoolTransfer(0) B-C: 10 (1) PoolTransfer(0) C-A: 10 (1) ` // We expect the following nonces
nonces0 := map[string]int64{"A": 3, "B": 2, "C": 1, "D": 0} l2txs0, err := tc.GeneratePoolL2Txs(setPool0) assert.Nil(t, err) assert.Equal(t, 6, len(l2txs0)) for _, tx := range l2txs0 { require.NoError(t, l2DB.AddTxTest(&tx)) //nolint:gosec
}
// Update the accounts in the StateDB, making the txs in the setPool0
// invalid
for name, user := range tc.Users { for _, _acc := range user.Accounts { require.Equal(t, common.Nonce(nonces0[name]), _acc.Nonce) // sanity check
acc, err := stateDB.GetAccount(_acc.Idx) require.NoError(t, err) require.Equal(t, common.Nonce(0), acc.Nonce) // sanity check
acc.Nonce = _acc.Nonce _, err = stateDB.UpdateAccount(acc.Idx, acc) require.NoError(t, err) } }
setPool1 := ` Type: PoolL2 PoolTransfer(0) A-B: 10 (1) PoolTransfer(0) A-C: 10 (1) PoolTransfer(0) A-D: 10 (1) PoolTransfer(0) B-A: 10 (1) PoolTransfer(0) B-C: 10 (1) PoolTransfer(0) C-A: 10 (1) ` // We expect the following nonces
nonces1 := map[string]int64{"A": 6, "B": 4, "C": 2, "D": 0} l2txs1, err := tc.GeneratePoolL2Txs(setPool1) require.NoError(t, err) assert.Equal(t, 6, len(l2txs1)) for _, tx := range l2txs1 { require.NoError(t, l2DB.AddTxTest(&tx)) //nolint:gosec
}
for name, user := range tc.Users { for _, _acc := range user.Accounts { require.Equal(t, common.Nonce(nonces1[name]), _acc.Nonce) // sanity check
acc, err := stateDB.GetAccount(_acc.Idx) require.NoError(t, err) require.Equal(t, common.Nonce(nonces0[name]), acc.Nonce) // sanity check
} }
// Now we should have 12 txs in the pool, all marked as pending. Since
// we updated the stateDB with the nonces after setPool0, the first 6
// txs will be marked as invalid
pendingTxs, err := l2DB.GetPendingTxs() require.NoError(t, err) assert.Equal(t, 12, len(pendingTxs))
batchNum := common.BatchNum(1) err = poolMarkInvalidOldNonces(l2DB, stateDB, batchNum) require.NoError(t, err)
pendingTxs, err = l2DB.GetPendingTxs() require.NoError(t, err) assert.Equal(t, 6, len(pendingTxs))}
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