anvil/eth/backend/
db.rs

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1//! Helper types for working with [revm](foundry_evm::revm)
2
3use std::{
4    collections::BTreeMap,
5    fmt::{self, Debug},
6    path::Path,
7};
8
9use alloy_consensus::Header;
10use alloy_primitives::{Address, B256, Bytes, U256, keccak256, map::HashMap};
11use alloy_rpc_types::BlockId;
12use anvil_core::eth::{
13    block::Block,
14    transaction::{MaybeImpersonatedTransaction, TransactionInfo, TypedReceipt, TypedTransaction},
15};
16use foundry_common::errors::FsPathError;
17use foundry_evm::backend::{
18    BlockchainDb, DatabaseError, DatabaseResult, MemDb, RevertStateSnapshotAction, StateSnapshot,
19};
20use revm::{
21    Database, DatabaseCommit,
22    bytecode::Bytecode,
23    context::BlockEnv,
24    context_interface::block::BlobExcessGasAndPrice,
25    database::{CacheDB, DatabaseRef, DbAccount},
26    primitives::{KECCAK_EMPTY, eip4844::BLOB_BASE_FEE_UPDATE_FRACTION_PRAGUE},
27    state::AccountInfo,
28};
29use serde::{
30    Deserialize, Deserializer, Serialize,
31    de::{Error as DeError, MapAccess, Visitor},
32};
33use serde_json::Value;
34
35use crate::mem::storage::MinedTransaction;
36
37/// Helper trait get access to the full state data of the database
38pub trait MaybeFullDatabase: DatabaseRef<Error = DatabaseError> + Debug {
39    fn maybe_as_full_db(&self) -> Option<&HashMap<Address, DbAccount>> {
40        None
41    }
42
43    /// Clear the state and move it into a new `StateSnapshot`.
44    fn clear_into_state_snapshot(&mut self) -> StateSnapshot;
45
46    /// Read the state snapshot.
47    ///
48    /// This clones all the states and returns a new `StateSnapshot`.
49    fn read_as_state_snapshot(&self) -> StateSnapshot;
50
51    /// Clears the entire database
52    fn clear(&mut self);
53
54    /// Reverses `clear_into_snapshot` by initializing the db's state with the state snapshot.
55    fn init_from_state_snapshot(&mut self, state_snapshot: StateSnapshot);
56}
57
58impl<'a, T: 'a + MaybeFullDatabase + ?Sized> MaybeFullDatabase for &'a T
59where
60    &'a T: DatabaseRef<Error = DatabaseError>,
61{
62    fn maybe_as_full_db(&self) -> Option<&HashMap<Address, DbAccount>> {
63        T::maybe_as_full_db(self)
64    }
65
66    fn clear_into_state_snapshot(&mut self) -> StateSnapshot {
67        unreachable!("never called for DatabaseRef")
68    }
69
70    fn read_as_state_snapshot(&self) -> StateSnapshot {
71        unreachable!("never called for DatabaseRef")
72    }
73
74    fn clear(&mut self) {}
75
76    fn init_from_state_snapshot(&mut self, _state_snapshot: StateSnapshot) {}
77}
78
79/// Helper trait to reset the DB if it's forked
80pub trait MaybeForkedDatabase {
81    fn maybe_reset(&mut self, _url: Option<String>, block_number: BlockId) -> Result<(), String>;
82
83    fn maybe_flush_cache(&self) -> Result<(), String>;
84
85    fn maybe_inner(&self) -> Result<&BlockchainDb, String>;
86}
87
88/// This bundles all required revm traits
89pub trait Db:
90    DatabaseRef<Error = DatabaseError>
91    + Database<Error = DatabaseError>
92    + DatabaseCommit
93    + MaybeFullDatabase
94    + MaybeForkedDatabase
95    + fmt::Debug
96    + Send
97    + Sync
98{
99    /// Inserts an account
100    fn insert_account(&mut self, address: Address, account: AccountInfo);
101
102    /// Sets the nonce of the given address
103    fn set_nonce(&mut self, address: Address, nonce: u64) -> DatabaseResult<()> {
104        let mut info = self.basic(address)?.unwrap_or_default();
105        info.nonce = nonce;
106        self.insert_account(address, info);
107        Ok(())
108    }
109
110    /// Sets the balance of the given address
111    fn set_balance(&mut self, address: Address, balance: U256) -> DatabaseResult<()> {
112        let mut info = self.basic(address)?.unwrap_or_default();
113        info.balance = balance;
114        self.insert_account(address, info);
115        Ok(())
116    }
117
118    /// Sets the code of the given address
119    fn set_code(&mut self, address: Address, code: Bytes) -> DatabaseResult<()> {
120        let mut info = self.basic(address)?.unwrap_or_default();
121        let code_hash = if code.as_ref().is_empty() {
122            KECCAK_EMPTY
123        } else {
124            B256::from_slice(&keccak256(code.as_ref())[..])
125        };
126        info.code_hash = code_hash;
127        info.code = Some(Bytecode::new_raw(alloy_primitives::Bytes(code.0)));
128        self.insert_account(address, info);
129        Ok(())
130    }
131
132    /// Sets the storage value at the given slot for the address
133    fn set_storage_at(&mut self, address: Address, slot: B256, val: B256) -> DatabaseResult<()>;
134
135    /// inserts a blockhash for the given number
136    fn insert_block_hash(&mut self, number: U256, hash: B256);
137
138    /// Write all chain data to serialized bytes buffer
139    fn dump_state(
140        &self,
141        at: BlockEnv,
142        best_number: u64,
143        blocks: Vec<SerializableBlock>,
144        transactions: Vec<SerializableTransaction>,
145        historical_states: Option<SerializableHistoricalStates>,
146    ) -> DatabaseResult<Option<SerializableState>>;
147
148    /// Deserialize and add all chain data to the backend storage
149    fn load_state(&mut self, state: SerializableState) -> DatabaseResult<bool> {
150        for (addr, account) in state.accounts.into_iter() {
151            let old_account_nonce = DatabaseRef::basic_ref(self, addr)
152                .ok()
153                .and_then(|acc| acc.map(|acc| acc.nonce))
154                .unwrap_or_default();
155            // use max nonce in case account is imported multiple times with difference
156            // nonces to prevent collisions
157            let nonce = std::cmp::max(old_account_nonce, account.nonce);
158
159            self.insert_account(
160                addr,
161                AccountInfo {
162                    balance: account.balance,
163                    code_hash: KECCAK_EMPTY, // will be set automatically
164                    code: if account.code.0.is_empty() {
165                        None
166                    } else {
167                        Some(Bytecode::new_raw(alloy_primitives::Bytes(account.code.0)))
168                    },
169                    nonce,
170                },
171            );
172
173            for (k, v) in account.storage.into_iter() {
174                self.set_storage_at(addr, k, v)?;
175            }
176        }
177        Ok(true)
178    }
179
180    /// Creates a new state snapshot.
181    fn snapshot_state(&mut self) -> U256;
182
183    /// Reverts a state snapshot.
184    ///
185    /// Returns `true` if the state snapshot was reverted.
186    fn revert_state(&mut self, state_snapshot: U256, action: RevertStateSnapshotAction) -> bool;
187
188    /// Returns the state root if possible to compute
189    fn maybe_state_root(&self) -> Option<B256> {
190        None
191    }
192
193    /// Returns the current, standalone state of the Db
194    fn current_state(&self) -> StateDb;
195}
196
197/// Convenience impl only used to use any `Db` on the fly as the db layer for revm's CacheDB
198/// This is useful to create blocks without actually writing to the `Db`, but rather in the cache of
199/// the `CacheDB` see also
200/// [Backend::pending_block()](crate::eth::backend::mem::Backend::pending_block())
201impl<T: DatabaseRef<Error = DatabaseError> + Send + Sync + Clone + fmt::Debug> Db for CacheDB<T> {
202    fn insert_account(&mut self, address: Address, account: AccountInfo) {
203        self.insert_account_info(address, account)
204    }
205
206    fn set_storage_at(&mut self, address: Address, slot: B256, val: B256) -> DatabaseResult<()> {
207        self.insert_account_storage(address, slot.into(), val.into())
208    }
209
210    fn insert_block_hash(&mut self, number: U256, hash: B256) {
211        self.cache.block_hashes.insert(number, hash);
212    }
213
214    fn dump_state(
215        &self,
216        _at: BlockEnv,
217        _best_number: u64,
218        _blocks: Vec<SerializableBlock>,
219        _transaction: Vec<SerializableTransaction>,
220        _historical_states: Option<SerializableHistoricalStates>,
221    ) -> DatabaseResult<Option<SerializableState>> {
222        Ok(None)
223    }
224
225    fn snapshot_state(&mut self) -> U256 {
226        U256::ZERO
227    }
228
229    fn revert_state(&mut self, _state_snapshot: U256, _action: RevertStateSnapshotAction) -> bool {
230        false
231    }
232
233    fn current_state(&self) -> StateDb {
234        StateDb::new(MemDb::default())
235    }
236}
237
238impl<T: DatabaseRef<Error = DatabaseError> + Debug> MaybeFullDatabase for CacheDB<T> {
239    fn maybe_as_full_db(&self) -> Option<&HashMap<Address, DbAccount>> {
240        Some(&self.cache.accounts)
241    }
242
243    fn clear_into_state_snapshot(&mut self) -> StateSnapshot {
244        let db_accounts = std::mem::take(&mut self.cache.accounts);
245        let mut accounts = HashMap::default();
246        let mut account_storage = HashMap::default();
247
248        for (addr, mut acc) in db_accounts {
249            account_storage.insert(addr, std::mem::take(&mut acc.storage));
250            let mut info = acc.info;
251            info.code = self.cache.contracts.remove(&info.code_hash);
252            accounts.insert(addr, info);
253        }
254        let block_hashes = std::mem::take(&mut self.cache.block_hashes);
255        StateSnapshot { accounts, storage: account_storage, block_hashes }
256    }
257
258    fn read_as_state_snapshot(&self) -> StateSnapshot {
259        let mut accounts = HashMap::default();
260        let mut account_storage = HashMap::default();
261
262        for (addr, acc) in &self.cache.accounts {
263            account_storage.insert(*addr, acc.storage.clone());
264            let mut info = acc.info.clone();
265            info.code = self.cache.contracts.get(&info.code_hash).cloned();
266            accounts.insert(*addr, info);
267        }
268
269        let block_hashes = self.cache.block_hashes.clone();
270        StateSnapshot { accounts, storage: account_storage, block_hashes }
271    }
272
273    fn clear(&mut self) {
274        self.clear_into_state_snapshot();
275    }
276
277    fn init_from_state_snapshot(&mut self, state_snapshot: StateSnapshot) {
278        let StateSnapshot { accounts, mut storage, block_hashes } = state_snapshot;
279
280        for (addr, mut acc) in accounts {
281            if let Some(code) = acc.code.take() {
282                self.cache.contracts.insert(acc.code_hash, code);
283            }
284            self.cache.accounts.insert(
285                addr,
286                DbAccount {
287                    info: acc,
288                    storage: storage.remove(&addr).unwrap_or_default(),
289                    ..Default::default()
290                },
291            );
292        }
293        self.cache.block_hashes = block_hashes;
294    }
295}
296
297impl<T: DatabaseRef<Error = DatabaseError>> MaybeForkedDatabase for CacheDB<T> {
298    fn maybe_reset(&mut self, _url: Option<String>, _block_number: BlockId) -> Result<(), String> {
299        Err("not supported".to_string())
300    }
301
302    fn maybe_flush_cache(&self) -> Result<(), String> {
303        Err("not supported".to_string())
304    }
305
306    fn maybe_inner(&self) -> Result<&BlockchainDb, String> {
307        Err("not supported".to_string())
308    }
309}
310
311/// Represents a state at certain point
312#[derive(Debug)]
313pub struct StateDb(pub(crate) Box<dyn MaybeFullDatabase + Send + Sync>);
314
315impl StateDb {
316    pub fn new(db: impl MaybeFullDatabase + Send + Sync + 'static) -> Self {
317        Self(Box::new(db))
318    }
319
320    pub fn serialize_state(&mut self) -> StateSnapshot {
321        // Using read_as_snapshot makes sures we don't clear the historical state from the current
322        // instance.
323        self.read_as_state_snapshot()
324    }
325}
326
327impl DatabaseRef for StateDb {
328    type Error = DatabaseError;
329    fn basic_ref(&self, address: Address) -> DatabaseResult<Option<AccountInfo>> {
330        self.0.basic_ref(address)
331    }
332
333    fn code_by_hash_ref(&self, code_hash: B256) -> DatabaseResult<Bytecode> {
334        self.0.code_by_hash_ref(code_hash)
335    }
336
337    fn storage_ref(&self, address: Address, index: U256) -> DatabaseResult<U256> {
338        self.0.storage_ref(address, index)
339    }
340
341    fn block_hash_ref(&self, number: u64) -> DatabaseResult<B256> {
342        self.0.block_hash_ref(number)
343    }
344}
345
346impl MaybeFullDatabase for StateDb {
347    fn maybe_as_full_db(&self) -> Option<&HashMap<Address, DbAccount>> {
348        self.0.maybe_as_full_db()
349    }
350
351    fn clear_into_state_snapshot(&mut self) -> StateSnapshot {
352        self.0.clear_into_state_snapshot()
353    }
354
355    fn read_as_state_snapshot(&self) -> StateSnapshot {
356        self.0.read_as_state_snapshot()
357    }
358
359    fn clear(&mut self) {
360        self.0.clear()
361    }
362
363    fn init_from_state_snapshot(&mut self, state_snapshot: StateSnapshot) {
364        self.0.init_from_state_snapshot(state_snapshot)
365    }
366}
367
368/// Legacy block environment from before v1.3.
369#[derive(Debug, Deserialize)]
370#[serde(rename_all = "snake_case")]
371pub struct LegacyBlockEnv {
372    pub number: Option<StringOrU64>,
373    #[serde(alias = "coinbase")]
374    pub beneficiary: Option<Address>,
375    pub timestamp: Option<StringOrU64>,
376    pub gas_limit: Option<StringOrU64>,
377    pub basefee: Option<StringOrU64>,
378    pub difficulty: Option<StringOrU64>,
379    pub prevrandao: Option<B256>,
380    pub blob_excess_gas_and_price: Option<LegacyBlobExcessGasAndPrice>,
381}
382
383/// Legacy blob excess gas and price structure from before v1.3.
384#[derive(Debug, Deserialize)]
385pub struct LegacyBlobExcessGasAndPrice {
386    pub excess_blob_gas: u64,
387    pub blob_gasprice: u64,
388}
389
390/// Legacy string or u64 type from before v1.3.
391#[derive(Debug, Deserialize)]
392#[serde(untagged)]
393pub enum StringOrU64 {
394    Hex(String),
395    Dec(u64),
396}
397
398impl StringOrU64 {
399    pub fn to_u64(&self) -> Option<u64> {
400        match self {
401            Self::Dec(n) => Some(*n),
402            Self::Hex(s) => s.strip_prefix("0x").and_then(|s| u64::from_str_radix(s, 16).ok()),
403        }
404    }
405
406    pub fn to_u256(&self) -> Option<U256> {
407        match self {
408            Self::Dec(n) => Some(U256::from(*n)),
409            Self::Hex(s) => s.strip_prefix("0x").and_then(|s| U256::from_str_radix(s, 16).ok()),
410        }
411    }
412}
413
414/// Converts a `LegacyBlockEnv` to a `BlockEnv`, handling the conversion of legacy fields.
415impl TryFrom<LegacyBlockEnv> for BlockEnv {
416    type Error = &'static str;
417
418    fn try_from(legacy: LegacyBlockEnv) -> Result<Self, Self::Error> {
419        Ok(Self {
420            number: legacy.number.and_then(|v| v.to_u256()).unwrap_or(U256::ZERO),
421            beneficiary: legacy.beneficiary.unwrap_or(Address::ZERO),
422            timestamp: legacy.timestamp.and_then(|v| v.to_u256()).unwrap_or(U256::ONE),
423            gas_limit: legacy.gas_limit.and_then(|v| v.to_u64()).unwrap_or(u64::MAX),
424            basefee: legacy.basefee.and_then(|v| v.to_u64()).unwrap_or(0),
425            difficulty: legacy.difficulty.and_then(|v| v.to_u256()).unwrap_or(U256::ZERO),
426            prevrandao: legacy.prevrandao.or(Some(B256::ZERO)),
427            blob_excess_gas_and_price: legacy
428                .blob_excess_gas_and_price
429                .map(|v| BlobExcessGasAndPrice::new(v.excess_blob_gas, v.blob_gasprice))
430                .or_else(|| {
431                    Some(BlobExcessGasAndPrice::new(0, BLOB_BASE_FEE_UPDATE_FRACTION_PRAGUE))
432                }),
433        })
434    }
435}
436
437/// Custom deserializer for `BlockEnv` that handles both v1.2 and v1.3+ formats.
438fn deserialize_block_env_compat<'de, D>(deserializer: D) -> Result<Option<BlockEnv>, D::Error>
439where
440    D: Deserializer<'de>,
441{
442    let value: Option<Value> = Option::deserialize(deserializer)?;
443    let Some(value) = value else {
444        return Ok(None);
445    };
446
447    if let Ok(env) = BlockEnv::deserialize(&value) {
448        return Ok(Some(env));
449    }
450
451    let legacy: LegacyBlockEnv = serde_json::from_value(value).map_err(|e| {
452        D::Error::custom(format!("Legacy deserialization of `BlockEnv` failed: {e}"))
453    })?;
454
455    Ok(Some(BlockEnv::try_from(legacy).map_err(D::Error::custom)?))
456}
457
458/// Custom deserializer for `best_block_number` that handles both v1.2 and v1.3+ formats.
459fn deserialize_best_block_number_compat<'de, D>(deserializer: D) -> Result<Option<u64>, D::Error>
460where
461    D: Deserializer<'de>,
462{
463    let value: Option<Value> = Option::deserialize(deserializer)?;
464    let Some(value) = value else {
465        return Ok(None);
466    };
467
468    let number = match value {
469        Value::Number(n) => n.as_u64(),
470        Value::String(s) => {
471            if let Some(s) = s.strip_prefix("0x") {
472                u64::from_str_radix(s, 16).ok()
473            } else {
474                s.parse().ok()
475            }
476        }
477        _ => None,
478    };
479
480    Ok(number)
481}
482
483#[derive(Clone, Debug, Default, Serialize, Deserialize)]
484pub struct SerializableState {
485    /// The block number of the state
486    ///
487    /// Note: This is an Option for backwards compatibility: <https://github.com/foundry-rs/foundry/issues/5460>
488    #[serde(deserialize_with = "deserialize_block_env_compat")]
489    pub block: Option<BlockEnv>,
490    pub accounts: BTreeMap<Address, SerializableAccountRecord>,
491    /// The best block number of the state, can be different from block number (Arbitrum chain).
492    #[serde(deserialize_with = "deserialize_best_block_number_compat")]
493    pub best_block_number: Option<u64>,
494    #[serde(default)]
495    pub blocks: Vec<SerializableBlock>,
496    #[serde(default)]
497    pub transactions: Vec<SerializableTransaction>,
498    /// Historical states of accounts and storage at particular block hashes.
499    ///
500    /// Note: This is an Option for backwards compatibility.
501    #[serde(default)]
502    pub historical_states: Option<SerializableHistoricalStates>,
503}
504
505impl SerializableState {
506    /// Loads the `Genesis` object from the given json file path
507    pub fn load(path: impl AsRef<Path>) -> Result<Self, FsPathError> {
508        let path = path.as_ref();
509        if path.is_dir() {
510            foundry_common::fs::read_json_file(&path.join("state.json"))
511        } else {
512            foundry_common::fs::read_json_file(path)
513        }
514    }
515
516    /// This is used as the clap `value_parser` implementation
517    #[allow(dead_code)]
518    pub(crate) fn parse(path: &str) -> Result<Self, String> {
519        Self::load(path).map_err(|err| err.to_string())
520    }
521}
522
523#[derive(Clone, Debug, Serialize, Deserialize)]
524pub struct SerializableAccountRecord {
525    pub nonce: u64,
526    pub balance: U256,
527    pub code: Bytes,
528
529    #[serde(deserialize_with = "deserialize_btree")]
530    pub storage: BTreeMap<B256, B256>,
531}
532
533fn deserialize_btree<'de, D>(deserializer: D) -> Result<BTreeMap<B256, B256>, D::Error>
534where
535    D: Deserializer<'de>,
536{
537    struct BTreeVisitor;
538
539    impl<'de> Visitor<'de> for BTreeVisitor {
540        type Value = BTreeMap<B256, B256>;
541
542        fn expecting(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
543            formatter.write_str("a mapping of hex encoded storage slots to hex encoded state data")
544        }
545
546        fn visit_map<M>(self, mut mapping: M) -> Result<BTreeMap<B256, B256>, M::Error>
547        where
548            M: MapAccess<'de>,
549        {
550            let mut btree = BTreeMap::new();
551            while let Some((key, value)) = mapping.next_entry::<U256, U256>()? {
552                btree.insert(B256::from(key), B256::from(value));
553            }
554
555            Ok(btree)
556        }
557    }
558
559    deserializer.deserialize_map(BTreeVisitor)
560}
561
562/// Defines a backwards-compatible enum for transactions.
563/// This is essential for maintaining compatibility with state dumps
564/// created before the changes introduced in PR #8411.
565///
566/// The enum can represent either a `TypedTransaction` or a `MaybeImpersonatedTransaction`,
567/// depending on the data being deserialized. This flexibility ensures that older state
568/// dumps can still be loaded correctly, even after the changes in #8411.
569#[derive(Clone, Debug, Serialize, Deserialize)]
570#[serde(untagged)]
571pub enum SerializableTransactionType {
572    TypedTransaction(TypedTransaction),
573    MaybeImpersonatedTransaction(MaybeImpersonatedTransaction),
574}
575
576#[derive(Clone, Debug, Serialize, Deserialize)]
577pub struct SerializableBlock {
578    pub header: Header,
579    pub transactions: Vec<SerializableTransactionType>,
580    pub ommers: Vec<Header>,
581}
582
583impl From<Block> for SerializableBlock {
584    fn from(block: Block) -> Self {
585        Self {
586            header: block.header,
587            transactions: block.transactions.into_iter().map(Into::into).collect(),
588            ommers: block.ommers.into_iter().collect(),
589        }
590    }
591}
592
593impl From<SerializableBlock> for Block {
594    fn from(block: SerializableBlock) -> Self {
595        Self {
596            header: block.header,
597            transactions: block.transactions.into_iter().map(Into::into).collect(),
598            ommers: block.ommers.into_iter().collect(),
599        }
600    }
601}
602
603impl From<MaybeImpersonatedTransaction> for SerializableTransactionType {
604    fn from(transaction: MaybeImpersonatedTransaction) -> Self {
605        Self::MaybeImpersonatedTransaction(transaction)
606    }
607}
608
609impl From<SerializableTransactionType> for MaybeImpersonatedTransaction {
610    fn from(transaction: SerializableTransactionType) -> Self {
611        match transaction {
612            SerializableTransactionType::TypedTransaction(tx) => Self::new(tx),
613            SerializableTransactionType::MaybeImpersonatedTransaction(tx) => tx,
614        }
615    }
616}
617
618#[derive(Clone, Debug, Serialize, Deserialize)]
619pub struct SerializableTransaction {
620    pub info: TransactionInfo,
621    pub receipt: TypedReceipt,
622    pub block_hash: B256,
623    pub block_number: u64,
624}
625
626impl From<MinedTransaction> for SerializableTransaction {
627    fn from(transaction: MinedTransaction) -> Self {
628        Self {
629            info: transaction.info,
630            receipt: transaction.receipt,
631            block_hash: transaction.block_hash,
632            block_number: transaction.block_number,
633        }
634    }
635}
636
637impl From<SerializableTransaction> for MinedTransaction {
638    fn from(transaction: SerializableTransaction) -> Self {
639        Self {
640            info: transaction.info,
641            receipt: transaction.receipt,
642            block_hash: transaction.block_hash,
643            block_number: transaction.block_number,
644        }
645    }
646}
647
648#[derive(Clone, Debug, Serialize, Deserialize, Default)]
649pub struct SerializableHistoricalStates(Vec<(B256, StateSnapshot)>);
650
651impl SerializableHistoricalStates {
652    pub const fn new(states: Vec<(B256, StateSnapshot)>) -> Self {
653        Self(states)
654    }
655}
656
657impl IntoIterator for SerializableHistoricalStates {
658    type Item = (B256, StateSnapshot);
659    type IntoIter = std::vec::IntoIter<Self::Item>;
660
661    fn into_iter(self) -> Self::IntoIter {
662        self.0.into_iter()
663    }
664}
665
666#[cfg(test)]
667mod test {
668    use super::*;
669
670    #[test]
671    fn test_deser_block() {
672        let block = r#"{
673            "header": {
674                "parentHash": "0xceb0fe420d6f14a8eeec4319515b89acbb0bb4861cad9983d529ab4b1e4af929",
675                "sha3Uncles": "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
676                "miner": "0x0000000000000000000000000000000000000000",
677                "stateRoot": "0xe1423fd180478ab4fd05a7103277d64496b15eb914ecafe71eeec871b552efd1",
678                "transactionsRoot": "0x2b5598ef261e5f88e4303bb2b3986b3d5c0ebf4cd9977daebccae82a6469b988",
679                "receiptsRoot": "0xf78dfb743fbd92ade140711c8bbc542b5e307f0ab7984eff35d751969fe57efa",
680                "logsBloom": "0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
681                "difficulty": "0x0",
682                "number": "0x2",
683                "gasLimit": "0x1c9c380",
684                "gasUsed": "0x5208",
685                "timestamp": "0x66cdc823",
686                "mixHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
687                "nonce": "0x0000000000000000",
688                "baseFeePerGas": "0x342a1c58",
689                "blobGasUsed": "0x0",
690                "excessBlobGas": "0x0",
691                "extraData": "0x"
692            },
693            "transactions": [
694                {
695                    "EIP1559": {
696                        "chainId": "0x7a69",
697                        "nonce": "0x0",
698                        "gas": "0x5209",
699                        "maxFeePerGas": "0x77359401",
700                        "maxPriorityFeePerGas": "0x1",
701                        "to": "0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266",
702                        "value": "0x0",
703                        "accessList": [],
704                        "input": "0x",
705                        "r": "0x85c2794a580da137e24ccc823b45ae5cea99371ae23ee13860fcc6935f8305b0",
706                        "s": "0x41de7fa4121dab284af4453d30928241208bafa90cdb701fe9bc7054759fe3cd",
707                        "yParity": "0x0",
708                        "hash": "0x8c9b68e8947ace33028dba167354fde369ed7bbe34911b772d09b3c64b861515"
709                    }
710                }
711            ],
712            "ommers": []
713        }
714        "#;
715
716        let _block: SerializableBlock = serde_json::from_str(block).unwrap();
717    }
718}
anvil/eth/backend/db.rs

anvil/eth/backend/
db.rs
