Handle values from the metadata files

Improvements and fixes to nonce allocation

crates/config/src/lib.rs

@@ -73,12 +73,6 @@ pub struct Arguments {
     )]
     pub account: String,
 
-    /// This argument controls which private keys the nodes should have access to and be added to
-    /// its wallet signers. With a value of N, private keys (0, N] will be added to the signer set
-    /// of the node.
-    #[arg(long = "private-keys-count", default_value_t = 30)]
-    pub private_keys_to_add: usize,
-
     /// The differential testing leader node implementation.
     #[arg(short, long = "leader", default_value = "geth")]
     pub leader: TestingPlatform,

crates/core/src/driver/mod.rs

@@ -5,6 +5,7 @@ use std::marker::PhantomData;
 
 use alloy::json_abi::JsonAbi;
 use alloy::network::{Ethereum, TransactionBuilder};
+use alloy::primitives::Bytes;
 use alloy::rpc::types::TransactionReceipt;
 use alloy::rpc::types::trace::geth::{
     CallFrame, GethDebugBuiltInTracerType, GethDebugTracerType, GethDebugTracingOptions, GethTrace,
@@ -441,8 +442,9 @@ where
         // Additionally, what happens if the compiler filter doesn't match? Do we consider that the
         // transaction should succeed? Do we just ignore the expectation?
 
-        let deployed_contracts = self.deployed_contracts.entry(case_idx).or_default();
-        let chain_state_provider = node;
+        let error_span =
+            tracing::error_span!("Exception failed", ?tracing_result, ?execution_receipt,);
+        let _guard = error_span.enter();
 
         // Handling the receipt state assertion.
         let expected = !expectation.exception;
@@ -456,16 +458,17 @@ where
 
         // Handling the calldata assertion
         if let Some(ref expected_calldata) = expectation.return_data {
-            let expected = expected_calldata;
-            let actual = &tracing_result.output.as_ref().unwrap_or_default();
-            if !expected.is_equivalent(actual, deployed_contracts, chain_state_provider)? {
+            let expected = expected_calldata
+                .calldata(self.deployed_contracts.entry(case_idx).or_default(), node)
+                .map(Bytes::from)?;
+            let actual = tracing_result.output.clone().unwrap_or_default();
+            if !expected.starts_with(&actual) {
                 tracing::error!(
-                    ?execution_receipt,
-                    ?expected,
+                    %expected,
                     %actual,
                     "Calldata assertion failed"
                 );
-                anyhow::bail!("Calldata assertion failed - Expected {expected:?} but got {actual}",);
+                anyhow::bail!("Calldata assertion failed - Expected {expected} but got {actual}",);
             }
         }
 
@@ -502,24 +505,17 @@ where
                 }
 
                 // Handling the topics assertion.
-                for (expected, actual) in expected_event
+                for (expected_topic, actual_topic) in expected_event
                     .topics
                     .as_slice()
                     .iter()
                     .zip(actual_event.topics())
                 {
-                    let expected = Calldata::Compound(vec![expected.clone()]);
-                    if !expected.is_equivalent(
-                        &actual.0,
-                        deployed_contracts,
-                        chain_state_provider,
-                    )? {
-                        tracing::error!(
-                            ?execution_receipt,
-                            ?expected,
-                            ?actual,
-                            "Event topics assertion failed",
-                        );
+                    let expected = Calldata::Compound(vec![expected_topic.clone()])
+                        .calldata(self.deployed_contracts.entry(case_idx).or_default(), node)?;
+                    let actual = actual_topic.to_vec();
+                    if actual != expected {
+                        tracing::error!(?expected, ?actual, "Event topics assertion failed",);
                         anyhow::bail!(
                             "Event topics assertion failed - Expected {expected:?} but got {actual:?}",
                         );
@@ -527,15 +523,13 @@ where
                 }
 
                 // Handling the values assertion.
-                let expected = &expected_event.values;
+                let expected = &expected_event
+                    .values
+                    .calldata(self.deployed_contracts.entry(case_idx).or_default(), node)
+                    .map(Bytes::from)?;
                 let actual = &actual_event.data().data;
-                if !expected.is_equivalent(&actual.0, deployed_contracts, chain_state_provider)? {
-                    tracing::error!(
-                        ?execution_receipt,
-                        ?expected,
-                        ?actual,
-                        "Event value assertion failed",
-                    );
+                if !expected.starts_with(actual) {
+                    tracing::error!(?expected, ?actual, "Event value assertion failed",);
                     anyhow::bail!(
                         "Event value assertion failed - Expected {expected:?} but got {actual:?}",
                     );

crates/core/src/main.rs

@@ -1,5 +1,13 @@
-use std::{collections::HashMap, sync::LazyLock};
+use std::{
+    collections::{HashMap, HashSet},
+    sync::LazyLock,
+};
 
+use alloy::{
+    network::TxSigner,
+    primitives::FixedBytes,
+    signers::{Signature, local::PrivateKeySigner},
+};
 use clap::Parser;
 use rayon::{ThreadPoolBuilder, prelude::*};
 
@@ -8,7 +16,11 @@ use revive_dt_core::{
     Geth, Kitchensink, Platform,
     driver::{Driver, State},
 };
-use revive_dt_format::{corpus::Corpus, metadata::MetadataFile};
+use revive_dt_format::{
+    corpus::Corpus,
+    input::default_caller,
+    metadata::{AddressReplacementMap, MetadataFile},
+};
 use revive_dt_node::pool::NodePool;
 use revive_dt_report::reporter::{Report, Span};
 use temp_dir::TempDir;
@@ -20,12 +32,48 @@ static TEMP_DIR: LazyLock<TempDir> = LazyLock::new(|| TempDir::new().unwrap());
 fn main() -> anyhow::Result<()> {
     let args = init_cli()?;
 
-    for (corpus, tests) in collect_corpora(&args)? {
+    let mut corpora = collect_corpora(&args)?;
+    let mut replacement_private_keys = HashSet::<FixedBytes<32>>::new();
+    for case in corpora
+        .values_mut()
+        .flat_map(|metadata| metadata.iter_mut())
+        .flat_map(|metadata| metadata.content.cases.iter_mut())
+    {
+        let mut replacement_map = AddressReplacementMap::new();
+        for address in case.inputs.iter().filter_map(|input| {
+            if input.caller != default_caller() {
+                Some(input.caller)
+            } else {
+                None
+            }
+        }) {
+            replacement_map.add(address);
+        }
+        case.handle_address_replacement(&mut replacement_map)?;
+        replacement_private_keys.extend(
+            replacement_map
+                .into_inner()
+                .into_values()
+                .map(|(sk, _)| sk)
+                .map(|sk| sk.to_bytes()),
+        );
+    }
+
+    for (corpus, tests) in corpora {
         let span = Span::new(corpus, args.clone())?;
 
         match &args.compile_only {
             Some(platform) => compile_corpus(&args, &tests, platform, span),
-            None => execute_corpus(&args, &tests, span)?,
+            None => execute_corpus(
+                &args,
+                &tests,
+                replacement_private_keys
+                    .clone()
+                    .into_iter()
+                    .map(|bytes| PrivateKeySigner::from_bytes(&bytes).expect("Can't fail"))
+                    .collect::<Vec<_>>(),
+                span,
+            )?,
         }
 
         Report::save()?;
@@ -83,15 +131,24 @@ fn collect_corpora(args: &Arguments) -> anyhow::Result<HashMap<Corpus, Vec<Metad
     Ok(corpora)
 }
 
-fn run_driver<L, F>(args: &Arguments, tests: &[MetadataFile], span: Span) -> anyhow::Result<()>
+fn run_driver<L, F>(
+    args: &Arguments,
+    tests: &[MetadataFile],
+    additional_signers: impl IntoIterator<Item: TxSigner<Signature> + Send + Sync + 'static>
+    + Clone
+    + Send
+    + Sync
+    + 'static,
+    span: Span,
+) -> anyhow::Result<()>
 where
     L: Platform,
     F: Platform,
     L::Blockchain: revive_dt_node::Node + Send + Sync + 'static,
     F::Blockchain: revive_dt_node::Node + Send + Sync + 'static,
 {
-    let leader_nodes = NodePool::<L::Blockchain>::new(args)?;
-    let follower_nodes = NodePool::<F::Blockchain>::new(args)?;
+    let leader_nodes = NodePool::<L::Blockchain>::new(args, additional_signers.clone())?;
+    let follower_nodes = NodePool::<F::Blockchain>::new(args, additional_signers)?;
 
     tests.par_iter().for_each(
         |MetadataFile {
@@ -141,13 +198,22 @@ where
     Ok(())
 }
 
-fn execute_corpus(args: &Arguments, tests: &[MetadataFile], span: Span) -> anyhow::Result<()> {
+fn execute_corpus(
+    args: &Arguments,
+    tests: &[MetadataFile],
+    additional_signers: impl IntoIterator<Item: TxSigner<Signature> + Send + Sync + 'static>
+    + Clone
+    + Send
+    + Sync
+    + 'static,
+    span: Span,
+) -> anyhow::Result<()> {
     match (&args.leader, &args.follower) {
         (TestingPlatform::Geth, TestingPlatform::Kitchensink) => {
-            run_driver::<Geth, Kitchensink>(args, tests, span)?
+            run_driver::<Geth, Kitchensink>(args, tests, additional_signers, span)?
         }
         (TestingPlatform::Geth, TestingPlatform::Geth) => {
-            run_driver::<Geth, Geth>(args, tests, span)?
+            run_driver::<Geth, Geth>(args, tests, additional_signers, span)?
         }
         _ => unimplemented!(),
     }

crates/format/src/case.rs

@@ -3,6 +3,7 @@ use serde::Deserialize;
 use crate::{
     define_wrapper_type,
     input::{Expected, Input},
+    metadata::AddressReplacementMap,
     mode::Mode,
 };
 
@@ -40,6 +41,19 @@ impl Case {
                 }
             })
     }
+
+    pub fn handle_address_replacement(
+        &mut self,
+        old_to_new_mapping: &mut AddressReplacementMap,
+    ) -> anyhow::Result<()> {
+        for input in self.inputs.iter_mut() {
+            input.handle_address_replacement(old_to_new_mapping)?;
+        }
+        if let Some(ref mut expected) = self.expected {
+            expected.handle_address_replacement(old_to_new_mapping)?;
+        }
+        Ok(())
+    }
 }
 
 define_wrapper_type!(

crates/format/src/input.rs

@@ -13,7 +13,10 @@ use serde::{Deserialize, Serialize};
 
 use revive_dt_node_interaction::EthereumNode;
 
-use crate::{define_wrapper_type, metadata::ContractInstance};
+use crate::{
+    define_wrapper_type,
+    metadata::{AddressReplacementMap, ContractInstance},
+};
 
 #[derive(Clone, Debug, Default, Deserialize, Eq, PartialEq)]
 pub struct Input {
@@ -57,7 +60,7 @@ pub struct Event {
 #[derive(Clone, Debug, Deserialize, Eq, PartialEq)]
 #[serde(untagged)]
 pub enum Calldata {
-    Single(Bytes),
+    Single(String),
     Compound(Vec<String>),
 }
 
@@ -132,6 +135,41 @@ impl ExpectedOutput {
         self.return_data = Some(calldata);
         self
     }
+
+    pub fn handle_address_replacement(
+        &mut self,
+        old_to_new_mapping: &AddressReplacementMap,
+    ) -> anyhow::Result<()> {
+        if let Some(ref mut calldata) = self.return_data {
+            calldata.handle_address_replacement(old_to_new_mapping)?;
+        }
+        if let Some(ref mut events) = self.events {
+            for event in events.iter_mut() {
+                event.handle_address_replacement(old_to_new_mapping)?;
+            }
+        }
+        Ok(())
+    }
+}
+
+impl Event {
+    pub fn handle_address_replacement(
+        &mut self,
+        old_to_new_mapping: &AddressReplacementMap,
+    ) -> anyhow::Result<()> {
+        if let Some(ref mut address) = self.address {
+            if let Some(new_address) = old_to_new_mapping.resolve(address.to_string().as_str()) {
+                *address = new_address
+            }
+        };
+        for topic in self.topics.iter_mut() {
+            if let Some(new_address) = old_to_new_mapping.resolve(topic.to_string().as_str()) {
+                *topic = new_address.to_string();
+            }
+        }
+        self.values.handle_address_replacement(old_to_new_mapping)?;
+        Ok(())
+    }
 }
 
 impl Default for Calldata {
@@ -151,6 +189,23 @@ impl Calldata {
         }
     }
 
+    pub fn handle_address_replacement(
+        &mut self,
+        old_to_new_mapping: &AddressReplacementMap,
+    ) -> anyhow::Result<()> {
+        match self {
+            Calldata::Single(_) => {}
+            Calldata::Compound(items) => {
+                for item in items.iter_mut() {
+                    if let Some(resolved) = old_to_new_mapping.resolve(item) {
+                        *item = resolved.to_string()
+                    }
+                }
+            }
+        }
+        Ok(())
+    }
+
     pub fn calldata(
         &self,
         deployed_contracts: &HashMap<ContractInstance, (Address, JsonAbi)>,
@@ -168,8 +223,8 @@ impl Calldata {
         chain_state_provider: &impl EthereumNode,
     ) -> anyhow::Result<()> {
         match self {
-            Calldata::Single(bytes) => {
-                buffer.extend_from_slice(bytes);
+            Calldata::Single(string) => {
+                alloy::hex::decode_to_slice(string, buffer)?;
             }
             Calldata::Compound(items) => {
                 for (arg_idx, arg) in items.iter().enumerate() {
@@ -190,47 +245,31 @@ impl Calldata {
 
     pub fn size_requirement(&self) -> usize {
         match self {
-            Calldata::Single(single) => single.len(),
+            Calldata::Single(single) => (single.len() - 2) / 2,
             Calldata::Compound(items) => items.len() * 32,
         }
     }
+}
 
-    /// Checks if this [`Calldata`] is equivalent to the passed calldata bytes.
-    pub fn is_equivalent(
-        &self,
-        other: &[u8],
-        deployed_contracts: &HashMap<ContractInstance, (Address, JsonAbi)>,
-        chain_state_provider: &impl EthereumNode,
-    ) -> anyhow::Result<bool> {
+impl Expected {
+    pub fn handle_address_replacement(
+        &mut self,
+        old_to_new_mapping: &AddressReplacementMap,
+    ) -> anyhow::Result<()> {
         match self {
-            Calldata::Single(calldata) => Ok(calldata == other),
-            Calldata::Compound(items) => {
-                // Chunking the "other" calldata into 32 byte chunks since each
-                // one of the items in the compound calldata represents 32 bytes
-                for (this, other) in items.iter().zip(other.chunks(32)) {
-                    // The matterlabs format supports wildcards and therefore we
-                    // also need to support them.
-                    if this == "*" {
-                        continue;
-                    }
-
-                    let other = if other.len() < 32 {
-                        let mut vec = other.to_vec();
-                        vec.resize(32, 0);
-                        std::borrow::Cow::Owned(vec)
-                    } else {
-                        std::borrow::Cow::Borrowed(other)
-                    };
-
-                    let this = resolve_argument(this, deployed_contracts, chain_state_provider)?;
-                    let other = U256::from_be_slice(&other);
-                    if this != other {
-                        return Ok(false);
-                    }
+            Expected::Calldata(calldata) => {
+                calldata.handle_address_replacement(old_to_new_mapping)?;
+            }
+            Expected::Expected(expected_output) => {
+                expected_output.handle_address_replacement(old_to_new_mapping)?;
+            }
+            Expected::ExpectedMany(expected_outputs) => {
+                for expected_output in expected_outputs.iter_mut() {
+                    expected_output.handle_address_replacement(old_to_new_mapping)?;
                 }
-                Ok(true)
             }
         }
+        Ok(())
     }
 }
 
@@ -340,6 +379,26 @@ impl Input {
 
         vec
     }
+
+    pub fn handle_address_replacement(
+        &mut self,
+        old_to_new_mapping: &mut AddressReplacementMap,
+    ) -> anyhow::Result<()> {
+        if self.caller != default_caller() {
+            self.caller = old_to_new_mapping.add(self.caller);
+        }
+        self.calldata
+            .handle_address_replacement(old_to_new_mapping)?;
+        if let Some(ref mut expected) = self.expected {
+            expected.handle_address_replacement(old_to_new_mapping)?;
+        }
+        if let Some(ref mut storage) = self.storage {
+            for calldata in storage.values_mut() {
+                calldata.handle_address_replacement(old_to_new_mapping)?;
+            }
+        }
+        Ok(())
+    }
 }
 
 fn default_instance() -> ContractInstance {
@@ -360,7 +419,7 @@ pub const fn default_caller() -> Address {
 /// This piece of code is taken from the matter-labs-tester repository which is licensed under MIT
 /// or Apache. The original source code can be found here:
 /// https://github.com/matter-labs/era-compiler-tester/blob/0ed598a27f6eceee7008deab3ff2311075a2ec69/compiler_tester/src/test/case/input/value.rs#L43-L146
-fn resolve_argument(
+pub fn resolve_argument(
     value: &str,
     deployed_contracts: &HashMap<ContractInstance, (Address, JsonAbi)>,
     chain_state_provider: &impl EthereumNode,

crates/format/src/metadata.rs

@@ -1,5 +1,5 @@
 use std::{
-    collections::BTreeMap,
+    collections::{BTreeMap, HashMap},
     fmt::Display,
     fs::{File, read_to_string},
     ops::Deref,
@@ -7,11 +7,15 @@ use std::{
     str::FromStr,
 };
 
+use alloy::signers::local::PrivateKeySigner;
+use alloy_primitives::Address;
+use revive_dt_node_interaction::EthereumNode;
 use serde::{Deserialize, Serialize};
 
 use crate::{
     case::Case,
     define_wrapper_type,
+    input::resolve_argument,
     mode::{Mode, SolcMode},
 };
 
@@ -211,6 +215,17 @@ impl Metadata {
             }
         }
     }
+
+    pub fn handle_address_replacement(
+        &mut self,
+        old_to_new_mapping: &mut AddressReplacementMap,
+    ) -> anyhow::Result<()> {
+        for case in self.cases.iter_mut() {
+            case.handle_address_replacement(old_to_new_mapping)?;
+        }
+        tracing::debug!(metadata = ?self, "Performed replacement on metadata");
+        Ok(())
+    }
 }
 
 define_wrapper_type!(
@@ -309,6 +324,129 @@ impl From<ContractPathAndIdentifier> for String {
     }
 }
 
+#[derive(Clone, Debug, Default)]
+pub struct AddressReplacementMap(HashMap<Address, (PrivateKeySigner, Address)>);
+
+impl AddressReplacementMap {
+    pub fn new() -> Self {
+        Self(Default::default())
+    }
+
+    pub fn into_inner(self) -> HashMap<Address, (PrivateKeySigner, Address)> {
+        self.0
+    }
+
+    pub fn contains_key(&self, address: &Address) -> bool {
+        self.0.contains_key(address)
+    }
+
+    pub fn add(&mut self, address: Address) -> Address {
+        self.0
+            .entry(address)
+            .or_insert_with(|| {
+                let private_key = Self::new_random_private_key_signer();
+                let account = private_key.address();
+                tracing::debug!(
+                    old_address = %address,
+                    new_address = %account,
+                    "Added a new address replacement"
+                );
+                (private_key, account)
+            })
+            .1
+    }
+
+    pub fn resolve(&self, value: &str) -> Option<Address> {
+        // We attempt to resolve the given string without any additional context of the deployed
+        // contracts or the node API as we do not need them. If the resolution fails then we know
+        // that this isn't an address and we skip it.
+        let Ok(resolved) = resolve_argument(value, &Default::default(), &UnimplementedEthereumNode)
+        else {
+            return None;
+        };
+        let resolved_bytes = resolved.to_be_bytes_trimmed_vec();
+        let Ok(address) = Address::try_from(resolved_bytes.as_slice()) else {
+            return None;
+        };
+        self.0.get(&address).map(|(_, address)| *address)
+    }
+
+    fn new_random_private_key_signer() -> PrivateKeySigner {
+        // TODO: Use a seedable RNG to allow for deterministic allocation of the private keys so
+        // that we get reproducible runs.
+        PrivateKeySigner::random()
+    }
+}
+
+impl AsRef<HashMap<Address, (PrivateKeySigner, Address)>> for AddressReplacementMap {
+    fn as_ref(&self) -> &HashMap<Address, (PrivateKeySigner, Address)> {
+        &self.0
+    }
+}
+
+struct UnimplementedEthereumNode;
+
+impl EthereumNode for UnimplementedEthereumNode {
+    fn execute_transaction(
+        &self,
+        _: alloy::rpc::types::TransactionRequest,
+    ) -> anyhow::Result<alloy::rpc::types::TransactionReceipt> {
+        anyhow::bail!("Unimplemented")
+    }
+
+    fn chain_id(&self) -> anyhow::Result<alloy_primitives::ChainId> {
+        anyhow::bail!("Unimplemented")
+    }
+
+    fn block_gas_limit(&self, _: alloy::eips::BlockNumberOrTag) -> anyhow::Result<u128> {
+        anyhow::bail!("Unimplemented")
+    }
+
+    fn block_coinbase(&self, _: alloy::eips::BlockNumberOrTag) -> anyhow::Result<Address> {
+        anyhow::bail!("Unimplemented")
+    }
+
+    fn block_difficulty(
+        &self,
+        _: alloy::eips::BlockNumberOrTag,
+    ) -> anyhow::Result<alloy_primitives::U256> {
+        anyhow::bail!("Unimplemented")
+    }
+
+    fn block_hash(
+        &self,
+        _: alloy::eips::BlockNumberOrTag,
+    ) -> anyhow::Result<alloy_primitives::BlockHash> {
+        anyhow::bail!("Unimplemented")
+    }
+
+    fn block_timestamp(
+        &self,
+        _: alloy::eips::BlockNumberOrTag,
+    ) -> anyhow::Result<alloy_primitives::BlockTimestamp> {
+        anyhow::bail!("Unimplemented")
+    }
+
+    fn last_block_number(&self) -> anyhow::Result<alloy_primitives::BlockNumber> {
+        anyhow::bail!("Unimplemented")
+    }
+
+    fn trace_transaction(
+        &self,
+        _: &alloy::rpc::types::TransactionReceipt,
+        _: alloy::rpc::types::trace::geth::GethDebugTracingOptions,
+    ) -> anyhow::Result<alloy::rpc::types::trace::geth::GethTrace> {
+        anyhow::bail!("Unimplemented")
+    }
+
+    fn state_diff(
+        &self,
+        _: &alloy::rpc::types::TransactionReceipt,
+    ) -> anyhow::Result<alloy::rpc::types::trace::geth::DiffMode> {
+        anyhow::bail!("Unimplemented")
+    }
+}
+
 #[cfg(test)]
 mod test {
     use super::*;

crates/node/src/constants.rs

@@ -1,5 +0,0 @@
-/// This constant defines how much Wei accounts are pre-seeded with in genesis.
-///
-/// Note: After changing this number, check that the tests for kitchensink work as we encountered
-/// some issues with different values of the initial balance on Kitchensink.
-pub const INITIAL_BALANCE: u128 = 10u128.pow(37);

crates/node/src/geth.rs

@@ -12,8 +12,8 @@ use std::{
 use alloy::{
     eips::BlockNumberOrTag,
     genesis::{Genesis, GenesisAccount},
-    network::{Ethereum, EthereumWallet, NetworkWallet},
-    primitives::{Address, BlockHash, BlockNumber, BlockTimestamp, FixedBytes, U256},
+    network::{Ethereum, EthereumWallet, NetworkWallet, TxSigner},
+    primitives::{Address, BlockHash, BlockNumber, BlockTimestamp, U256},
     providers::{
         Provider, ProviderBuilder,
         ext::DebugApi,
@@ -23,13 +23,13 @@ use alloy::{
         TransactionReceipt, TransactionRequest,
         trace::geth::{DiffMode, GethDebugTracingOptions, PreStateConfig, PreStateFrame},
     },
-    signers::local::PrivateKeySigner,
+    signers::Signature,
 };
 use revive_dt_config::Arguments;
 use revive_dt_node_interaction::{BlockingExecutor, EthereumNode};
 use tracing::Level;
 
-use crate::{Node, common::FallbackGasFiller, constants::INITIAL_BALANCE};
+use crate::{Node, common::FallbackGasFiller};
 
 static NODE_COUNT: AtomicU32 = AtomicU32::new(0);
 
@@ -84,12 +84,10 @@ impl Instance {
         for signer_address in
             <EthereumWallet as NetworkWallet<Ethereum>>::signer_addresses(&self.wallet)
         {
-            // Note, the use of the entry API here means that we only modify the entries for any
-            // account that is not in the `alloc` field of the genesis state.
-            genesis
-                .alloc
-                .entry(signer_address)
-                .or_insert(GenesisAccount::default().with_balance(U256::from(INITIAL_BALANCE)));
+            genesis.alloc.entry(signer_address).or_insert(
+                GenesisAccount::default()
+                    .with_balance(10000000000000000000000u128.try_into().unwrap()),
+            );
         }
         let genesis_path = self.base_directory.join(Self::GENESIS_JSON_FILE);
         serde_json::to_writer(File::create(&genesis_path)?, &genesis)?;
@@ -437,17 +435,16 @@ impl EthereumNode for Instance {
 }
 
 impl Node for Instance {
-    fn new(config: &Arguments) -> Self {
+    fn new(
+        config: &Arguments,
+        additional_signers: impl IntoIterator<Item: TxSigner<Signature> + Send + Sync + 'static>,
+    ) -> Self {
         let geth_directory = config.directory().join(Self::BASE_DIRECTORY);
         let id = NODE_COUNT.fetch_add(1, Ordering::SeqCst);
         let base_directory = geth_directory.join(id.to_string());
 
         let mut wallet = config.wallet();
-        for signer in (1..=config.private_keys_to_add)
-            .map(|id| U256::from(id))
-            .map(|id| id.to_be_bytes::<32>())
-            .map(|id| PrivateKeySigner::from_bytes(&FixedBytes(id)).unwrap())
-        {
+        for signer in additional_signers {
             wallet.register_signer(signer);
         }
 
@@ -535,6 +532,7 @@ impl Drop for Instance {
 mod tests {
     use revive_dt_config::Arguments;
 
+    use alloy::signers::local::PrivateKeySigner;
     use temp_dir::TempDir;
 
     use crate::{GENESIS_JSON, Node};
@@ -551,7 +549,7 @@ mod tests {
 
     fn new_node() -> (Instance, TempDir) {
         let (args, temp_dir) = test_config();
-        let mut node = Instance::new(&args);
+        let mut node = Instance::new(&args, Vec::<PrivateKeySigner>::with_capacity(0));
         node.init(GENESIS_JSON.to_owned())
             .expect("Failed to initialize the node")
             .spawn_process()
@@ -561,21 +559,23 @@ mod tests {
 
     #[test]
     fn init_works() {
-        Instance::new(&test_config().0)
+        Instance::new(&test_config().0, Vec::<PrivateKeySigner>::with_capacity(0))
             .init(GENESIS_JSON.to_string())
             .unwrap();
     }
 
     #[test]
     fn spawn_works() {
-        Instance::new(&test_config().0)
+        Instance::new(&test_config().0, Vec::<PrivateKeySigner>::with_capacity(0))
             .spawn(GENESIS_JSON.to_string())
             .unwrap();
     }
 
     #[test]
     fn version_works() {
-        let version = Instance::new(&test_config().0).version().unwrap();
+        let version = Instance::new(&test_config().0, Vec::<PrivateKeySigner>::with_capacity(0))
+            .version()
+            .unwrap();
         assert!(
             version.starts_with("geth version"),
             "expected version string, got: '{version}'"

crates/node/src/kitchensink.rs

@@ -13,11 +13,9 @@ use alloy::{
     genesis::{Genesis, GenesisAccount},
     network::{
         Ethereum, EthereumWallet, Network, NetworkWallet, TransactionBuilder,
-        TransactionBuilderError, UnbuiltTransactionError,
-    },
-    primitives::{
-        Address, B64, B256, BlockHash, BlockNumber, BlockTimestamp, Bloom, Bytes, FixedBytes, U256,
+        TransactionBuilderError, TxSigner, UnbuiltTransactionError,
     },
+    primitives::{Address, B64, B256, BlockHash, BlockNumber, BlockTimestamp, Bloom, Bytes, U256},
     providers::{
         Provider, ProviderBuilder,
         ext::DebugApi,
@@ -28,7 +26,7 @@ use alloy::{
         eth::{Block, Header, Transaction},
         trace::geth::{DiffMode, GethDebugTracingOptions, PreStateConfig, PreStateFrame},
     },
-    signers::local::PrivateKeySigner,
+    signers::Signature,
 };
 use serde::{Deserialize, Serialize};
 use serde_json::{Value as JsonValue, json};
@@ -39,7 +37,7 @@ use tracing::Level;
 use revive_dt_config::Arguments;
 use revive_dt_node_interaction::{BlockingExecutor, EthereumNode};
 
-use crate::{Node, common::FallbackGasFiller, constants::INITIAL_BALANCE};
+use crate::{Node, common::FallbackGasFiller};
 
 static NODE_COUNT: AtomicU32 = AtomicU32::new(0);
 
@@ -131,12 +129,10 @@ impl KitchensinkNode {
             for signer_address in
                 <EthereumWallet as NetworkWallet<Ethereum>>::signer_addresses(&self.wallet)
             {
-                // Note, the use of the entry API here means that we only modify the entries for any
-                // account that is not in the `alloc` field of the genesis state.
-                genesis
-                    .alloc
-                    .entry(signer_address)
-                    .or_insert(GenesisAccount::default().with_balance(U256::from(INITIAL_BALANCE)));
+                genesis.alloc.entry(signer_address).or_insert(
+                    GenesisAccount::default()
+                        .with_balance(10000000000000000000000u128.try_into().unwrap()),
+                );
             }
             self.extract_balance_from_genesis_file(&genesis)?
         };
@@ -508,18 +504,17 @@ impl EthereumNode for KitchensinkNode {
 }
 
 impl Node for KitchensinkNode {
-    fn new(config: &Arguments) -> Self {
+    fn new(
+        config: &Arguments,
+        additional_signers: impl IntoIterator<Item: TxSigner<Signature> + Send + Sync + 'static>,
+    ) -> Self {
         let kitchensink_directory = config.directory().join(Self::BASE_DIRECTORY);
         let id = NODE_COUNT.fetch_add(1, Ordering::SeqCst);
         let base_directory = kitchensink_directory.join(id.to_string());
         let logs_directory = base_directory.join(Self::LOGS_DIRECTORY);
 
         let mut wallet = config.wallet();
-        for signer in (1..=config.private_keys_to_add)
-            .map(|id| U256::from(id))
-            .map(|id| id.to_be_bytes::<32>())
-            .map(|id| PrivateKeySigner::from_bytes(&FixedBytes(id)).unwrap())
-        {
+        for signer in additional_signers {
             wallet.register_signer(signer);
         }
 
@@ -1035,7 +1030,7 @@ impl BlockHeader for KitchenSinkHeader {
 
 #[cfg(test)]
 mod tests {
-    use alloy::rpc::types::TransactionRequest;
+    use alloy::{rpc::types::TransactionRequest, signers::local::PrivateKeySigner};
     use revive_dt_config::Arguments;
     use std::path::PathBuf;
     use std::sync::{LazyLock, Mutex};
@@ -1078,7 +1073,7 @@ mod tests {
         let _guard = NODE_START_MUTEX.lock().unwrap();
 
         let (args, temp_dir) = test_config();
-        let mut node = KitchensinkNode::new(&args);
+        let mut node = KitchensinkNode::new(&args, Vec::<PrivateKeySigner>::with_capacity(0));
         node.init(GENESIS_JSON)
             .expect("Failed to initialize the node")
             .spawn_process()
@@ -1133,7 +1128,8 @@ mod tests {
         }
         "#;
 
-        let mut dummy_node = KitchensinkNode::new(&test_config().0);
+        let mut dummy_node =
+            KitchensinkNode::new(&test_config().0, Vec::<PrivateKeySigner>::with_capacity(0));
 
         // Call `init()`
         dummy_node.init(genesis_content).expect("init failed");
@@ -1177,7 +1173,8 @@ mod tests {
         }
         "#;
 
-        let node = KitchensinkNode::new(&test_config().0);
+        let node =
+            KitchensinkNode::new(&test_config().0, Vec::<PrivateKeySigner>::with_capacity(0));
 
         let result = node
             .extract_balance_from_genesis_file(&serde_json::from_str(genesis_json).unwrap())
@@ -1250,7 +1247,7 @@ mod tests {
     fn spawn_works() {
         let (config, _temp_dir) = test_config();
 
-        let mut node = KitchensinkNode::new(&config);
+        let mut node = KitchensinkNode::new(&config, Vec::<PrivateKeySigner>::with_capacity(0));
         node.spawn(GENESIS_JSON.to_string()).unwrap();
     }
 
@@ -1258,7 +1255,7 @@ mod tests {
     fn version_works() {
         let (config, _temp_dir) = test_config();
 
-        let node = KitchensinkNode::new(&config);
+        let node = KitchensinkNode::new(&config, Vec::<PrivateKeySigner>::with_capacity(0));
         let version = node.version().unwrap();
 
         assert!(
@@ -1271,7 +1268,7 @@ mod tests {
     fn eth_rpc_version_works() {
         let (config, _temp_dir) = test_config();
 
-        let node = KitchensinkNode::new(&config);
+        let node = KitchensinkNode::new(&config, Vec::<PrivateKeySigner>::with_capacity(0));
         let version = node.eth_rpc_version().unwrap();
 
         assert!(

crates/node/src/lib.rs

@@ -1,10 +1,10 @@
 //! This crate implements the testing nodes.
 
+use alloy::{network::TxSigner, signers::Signature};
 use revive_dt_config::Arguments;
 use revive_dt_node_interaction::EthereumNode;
 
 pub mod common;
-pub mod constants;
 pub mod geth;
 pub mod kitchensink;
 pub mod pool;
@@ -15,7 +15,10 @@ pub const GENESIS_JSON: &str = include_str!("../../../genesis.json");
 /// An abstract interface for testing nodes.
 pub trait Node: EthereumNode {
     /// Create a new uninitialized instance.
-    fn new(config: &Arguments) -> Self;
+    fn new(
+        config: &Arguments,
+        additional_signers: impl IntoIterator<Item: TxSigner<Signature> + Send + Sync + 'static>,
+    ) -> Self;
 
     /// Spawns a node configured according to the genesis json.
     ///

crates/node/src/pool.rs

@@ -6,6 +6,7 @@ use std::{
     thread,
 };
 
+use alloy::{network::TxSigner, signers::Signature};
 use anyhow::Context;
 use revive_dt_config::Arguments;
 
@@ -23,7 +24,14 @@ where
     T: Node + Send + 'static,
 {
     /// Create a new Pool. This will start as many nodes as there are workers in `config`.
-    pub fn new(config: &Arguments) -> anyhow::Result<Self> {
+    pub fn new(
+        config: &Arguments,
+        additional_signers: impl IntoIterator<Item: TxSigner<Signature> + Send + Sync + 'static>
+        + Clone
+        + Send
+        + Sync
+        + 'static,
+    ) -> anyhow::Result<Self> {
         let nodes = config.workers;
         let genesis = read_to_string(&config.genesis_file).context(format!(
             "can not read genesis file: {}",
@@ -34,7 +42,10 @@ where
         for _ in 0..nodes {
             let config = config.clone();
             let genesis = genesis.clone();
-            handles.push(thread::spawn(move || spawn_node::<T>(&config, genesis)));
+            let additional_signers = additional_signers.clone();
+            handles.push(thread::spawn(move || {
+                spawn_node::<T>(&config, additional_signers, genesis)
+            }));
         }
 
         let mut nodes = Vec::with_capacity(nodes);
@@ -60,8 +71,12 @@ where
     }
 }
 
-fn spawn_node<T: Node + Send>(args: &Arguments, genesis: String) -> anyhow::Result<T> {
-    let mut node = T::new(args);
+fn spawn_node<T: Node + Send>(
+    args: &Arguments,
+    additional_signers: impl IntoIterator<Item: TxSigner<Signature> + Send + Sync + 'static>,
+    genesis: String,
+) -> anyhow::Result<T> {
+    let mut node = T::new(args, additional_signers);
     tracing::info!("starting node: {}", node.connection_string());
     node.spawn(genesis)?;
     Ok(node)

genesis.json

@@ -33,5 +33,9 @@
     "mixhash": "0x0000000000000000000000000000000000000000000000000000000000000000",
     "parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
     "timestamp": "0x00",
-    "alloc": {}
+    "alloc": {
+        "90F8bf6A479f320ead074411a4B0e7944Ea8c9C1": {
+            "balance": "10000000000000000000000"
+        }
+    }
 }