Fix function selector and argument encoding

Cargo.lock

@@ -1586,6 +1586,12 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7c74b8349d32d297c9134b8c88677813a227df8f779daa29bfc29c183fe3dca6"
 
+[[package]]
+name = "convert_case"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6245d59a3e82a7fc217c5828a6692dbc6dfb63a0c8c90495621f7b9d79704a0e"
+
 [[package]]
 name = "core-foundation"
 version = "0.9.4"
@@ -1808,6 +1814,19 @@ dependencies = [
  "syn 2.0.101",
 ]
 
+[[package]]
+name = "derive_more"
+version = "0.99.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6edb4b64a43d977b8e99788fe3a04d483834fba1215a7e02caa415b626497f7f"
+dependencies = [
+ "convert_case",
+ "proc-macro2",
+ "quote",
+ "rustc_version 0.4.1",
+ "syn 2.0.101",
+]
+
 [[package]]
 name = "derive_more"
 version = "1.0.0"
@@ -2093,6 +2112,50 @@ dependencies = [
  "windows-sys 0.59.0",
 ]
 
+[[package]]
+name = "ethabi"
+version = "18.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7413c5f74cc903ea37386a8965a936cbeb334bd270862fdece542c1b2dcbc898"
+dependencies = [
+ "ethereum-types",
+ "hex",
+ "once_cell",
+ "regex",
+ "serde",
+ "serde_json",
+ "sha3",
+ "thiserror 1.0.69",
+ "uint 0.9.5",
+]
+
+[[package]]
+name = "ethbloom"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c22d4b5885b6aa2fe5e8b9329fb8d232bf739e434e6b87347c63bdd00c120f60"
+dependencies = [
+ "crunchy",
+ "fixed-hash",
+ "impl-rlp",
+ "impl-serde 0.4.0",
+ "tiny-keccak",
+]
+
+[[package]]
+name = "ethereum-types"
+version = "0.14.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "02d215cbf040552efcbe99a38372fe80ab9d00268e20012b79fcd0f073edd8ee"
+dependencies = [
+ "ethbloom",
+ "fixed-hash",
+ "impl-rlp",
+ "impl-serde 0.4.0",
+ "primitive-types 0.12.2",
+ "uint 0.9.5",
+]
+
 [[package]]
 name = "expander"
 version = "2.2.1"
@@ -2297,6 +2360,12 @@ version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f90f7dce0722e95104fcb095585910c0977252f286e354b5e3bd38902cd99988"
 
+[[package]]
+name = "futures-timer"
+version = "3.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f288b0a4f20f9a56b5d1da57e2227c661b7b16168e2f72365f57b63326e29b24"
+
 [[package]]
 name = "futures-util"
 version = "0.3.31"
@@ -2759,6 +2828,16 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
 
+[[package]]
+name = "idna"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7d20d6b07bfbc108882d88ed8e37d39636dcc260e15e30c45e6ba089610b917c"
+dependencies = [
+ "unicode-bidi",
+ "unicode-normalization",
+]
+
 [[package]]
 name = "idna"
 version = "1.0.3"
@@ -2809,6 +2888,24 @@ dependencies = [
  "uint 0.10.0",
 ]
 
+[[package]]
+name = "impl-rlp"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f28220f89297a075ddc7245cd538076ee98b01f2a9c23a53a4f1105d5a322808"
+dependencies = [
+ "rlp",
+]
+
+[[package]]
+name = "impl-serde"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ebc88fc67028ae3db0c853baa36269d398d5f45b6982f95549ff5def78c935cd"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "impl-serde"
 version = "0.5.0"
@@ -2949,6 +3046,21 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "jsonrpc-core"
+version = "18.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "14f7f76aef2d054868398427f6c54943cf3d1caa9a7ec7d0c38d69df97a965eb"
+dependencies = [
+ "futures",
+ "futures-executor",
+ "futures-util",
+ "log",
+ "serde",
+ "serde_derive",
+ "serde_json",
+]
+
 [[package]]
 name = "k256"
 version = "0.13.4"
@@ -3592,6 +3704,8 @@ checksum = "0b34d9fd68ae0b74a41b21c03c2f62847aa0ffea044eee893b4c140b37e244e2"
 dependencies = [
  "fixed-hash",
  "impl-codec 0.6.0",
+ "impl-rlp",
+ "impl-serde 0.4.0",
  "uint 0.9.5",
 ]
 
@@ -3604,7 +3718,7 @@ dependencies = [
  "fixed-hash",
  "impl-codec 0.7.1",
  "impl-num-traits",
- "impl-serde",
+ "impl-serde 0.5.0",
  "scale-info",
  "uint 0.10.0",
 ]
@@ -3988,6 +4102,7 @@ dependencies = [
  "serde",
  "serde_json",
  "tracing",
+ "web3",
 ]
 
 [[package]]
@@ -4681,7 +4796,7 @@ dependencies = [
  "futures",
  "hash-db",
  "hash256-std-hasher",
- "impl-serde",
+ "impl-serde 0.5.0",
  "itertools 0.11.0",
  "k256",
  "libsecp256k1",
@@ -4894,7 +5009,7 @@ version = "22.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ee3b70ca340e41cde9d2e069d354508a6e37a6573d66f7cc38f11549002f64ec"
 dependencies = [
- "impl-serde",
+ "impl-serde 0.5.0",
  "parity-scale-codec",
  "ref-cast",
  "serde",
@@ -5626,6 +5741,12 @@ version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eaea85b334db583fe3274d12b4cd1880032beab409c0d774be044d4480ab9a94"
 
+[[package]]
+name = "unicode-bidi"
+version = "0.3.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c1cb5db39152898a79168971543b1cb5020dff7fe43c8dc468b0885f5e29df5"
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.18"
@@ -5660,7 +5781,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "32f8b686cadd1473f4bd0117a5d28d36b1ade384ea9b5069a1c40aefed7fda60"
 dependencies = [
  "form_urlencoded",
- "idna",
+ "idna 1.0.3",
  "percent-encoding",
 ]
 
@@ -5900,6 +6021,30 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "web3"
+version = "0.19.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5388522c899d1e1c96a4c307e3797e0f697ba7c77dd8e0e625ecba9dd0342937"
+dependencies = [
+ "arrayvec",
+ "derive_more 0.99.20",
+ "ethabi",
+ "ethereum-types",
+ "futures",
+ "futures-timer",
+ "hex",
+ "idna 0.4.0",
+ "jsonrpc-core",
+ "log",
+ "parking_lot",
+ "pin-project",
+ "rlp",
+ "serde",
+ "serde_json",
+ "tiny-keccak",
+]
+
 [[package]]
 name = "widestring"
 version = "1.2.0"

Cargo.toml

@@ -50,6 +50,7 @@ tracing-subscriber = { version = "0.3.19", default-features = false, features =
     "json",
     "env-filter",
 ] }
+web3 = { version = "0.19.0", default-features = false }
 
 # revive compiler
 revive-solc-json-interface = { git = "https://github.com/paritytech/revive", rev = "3389865af7c3ff6f29a586d82157e8bc573c1a8e" }

crates/format/Cargo.toml

@@ -17,3 +17,4 @@ tracing = { workspace = true }
 semver = { workspace = true }
 serde = { workspace = true, features = ["derive"] }
 serde_json = { workspace = true }
+web3 = { workspace = true }

crates/format/src/input.rs

@@ -1,15 +1,13 @@
-use std::collections::HashMap;
+use std::{collections::HashMap, str::FromStr};
 
 use alloy::{
-    hex,
+    json_abi::JsonAbi,
-    json_abi::{Function, JsonAbi},
+    primitives::{Address, Bytes},
-    primitives::{Address, Bytes, TxKind},
     rpc::types::{TransactionInput, TransactionRequest},
 };
-use alloy_primitives::U256;
+use alloy_primitives::TxKind;
-use alloy_sol_types::SolValue;
 use semver::VersionReq;
-use serde::{Deserialize, de::Deserializer};
+use serde::Deserialize;
 use serde_json::Value;
 
 #[derive(Clone, Debug, Default, Deserialize, Eq, PartialEq)]
@@ -19,7 +17,6 @@ pub struct Input {
     pub comment: Option<String>,
     #[serde(default = "default_instance")]
     pub instance: String,
-    #[serde(deserialize_with = "deserialize_method")]
     pub method: Method,
     pub calldata: Option<Calldata>,
     pub expected: Option<Expected>,
@@ -47,58 +44,28 @@ pub struct ExpectedOutput {
 #[serde(untagged)]
 pub enum Calldata {
     Single(String),
-    Compound(Vec<CalldataArg>),
+    Compound(Vec<String>),
-}
-
-#[derive(Clone, Debug, Deserialize, Eq, PartialEq)]
-#[serde(untagged)]
-pub enum CalldataArg {
-    Literal(String),
-    /// For example: `Contract.address`
-    AddressRef(String),
 }
 
 /// Specify how the contract is called.
-#[derive(Debug, Default, Clone, Eq, PartialEq)]
+#[derive(Debug, Default, Deserialize, Clone, Eq, PartialEq)]
 pub enum Method {
     /// Initiate a deploy transaction, calling contracts constructor.
     ///
     /// Indicated by `#deployer`.
+    #[serde(rename = "#deployer")]
     Deployer,
+
     /// Does not calculate and insert a function selector.
     ///
     /// Indicated by `#fallback`.
     #[default]
+    #[serde(rename = "#fallback")]
     Fallback,
-    /// Call the public function with this selector.
-    ///
-    /// Calculates the selector if neither deployer or fallback matches.
-    Function([u8; 4]),
-}
 
-fn deserialize_method<'de, D>(deserializer: D) -> Result<Method, D::Error>
+    /// Call the public function with the given name.
-where
+    #[serde(untagged)]
-    D: Deserializer<'de>,
+    FunctionName(String),
-{
-    Ok(match String::deserialize(deserializer)?.as_str() {
-        "#deployer" => Method::Deployer,
-        "#fallback" => Method::Fallback,
-        signature => {
-            let signature = if signature.ends_with(')') {
-                signature.to_string()
-            } else {
-                format!("{signature}()")
-            };
-            match Function::parse(&signature) {
-                Ok(function) => Method::Function(function.selector().0),
-                Err(error) => {
-                    return Err(serde::de::Error::custom(format!(
-                        "parsing function signature '{signature}' error: {error}"
-                    )));
-                }
-            }
-        }
-    })
 }
 
 impl Input {
@@ -118,7 +85,7 @@ impl Input {
         deployed_abis: &HashMap<String, JsonAbi>,
         deployed_contracts: &HashMap<String, Address>,
     ) -> anyhow::Result<Bytes> {
-        let Method::Function(selector) = self.method else {
+        let Method::FunctionName(ref function_name) = self.method else {
             return Ok(Bytes::default()); // fallback or deployer — no input
         };
 
@@ -128,14 +95,17 @@ impl Input {
 
         tracing::trace!("ABI found for instance: {}", &self.instance);
 
-        // Find function by selector
+        // We follow the same logic that's implemented in the matter-labs-tester where they resolve
+        // the function name into a function selector and they assume that he function doesn't have
+        // any existing overloads.
+        // https://github.com/matter-labs/era-compiler-tester/blob/1dfa7d07cba0734ca97e24704f12dd57f6990c2c/compiler_tester/src/test/case/input/mod.rs#L158-L190
         let function = abi
             .functions()
-            .find(|f| f.selector().0 == selector)
+            .find(|function| function.name.starts_with(function_name))
             .ok_or_else(|| {
                 anyhow::anyhow!(
-                    "Function with selector {:?} not found in ABI for the instance {:?}",
+                    "Function with name {:?} not found in ABI for the instance {:?}",
-                    selector,
+                    function_name,
                     &self.instance
                 )
             })?;
@@ -160,61 +130,27 @@ impl Input {
             &self.instance
         );
 
-        let mut encoded = selector.to_vec();
+        // Allocating a vector that we will be using for the calldata. The vector size will be:
+        // 4 bytes for the function selector.
+        // function.inputs.len() * 32 bytes for the arguments (each argument is a U256).
+        let mut calldata = Vec::<u8>::with_capacity(4 + calldata_args.len() * 32);
+        calldata.extend(&function.selector().0);
 
-        for (i, param) in function.inputs.iter().enumerate() {
+        for (arg_idx, arg) in calldata_args.iter().enumerate() {
-            let arg = calldata_args.get(i).unwrap();
+            match resolve_argument(arg, deployed_contracts) {
-            let encoded_arg = match arg {
+                Ok(resolved) => {
-                CalldataArg::Literal(value) => match param.ty.as_str() {
+                    let mut buffer = [0u8; 32];
-                    "uint256" | "uint" => {
+                    resolved.to_big_endian(&mut buffer);
-                        let val: U256 = value.parse()?;
+                    calldata.extend(buffer);
-                        val.abi_encode()
+                }
-                    }
+                Err(error) => {
-                    "uint24" => {
+                    tracing::error!(arg, arg_idx, ?error, "Failed to resolve argument");
-                        let val: u32 = value.parse()?;
+                    return Err(error);
-                        (val & 0xFFFFFF).abi_encode()
-                    }
-                    "bool" => {
-                        let val: bool = value.parse()?;
-                        val.abi_encode()
-                    }
-                    "address" => {
-                        let addr: Address = value.parse()?;
-                        addr.abi_encode()
-                    }
-                    "string" => value.abi_encode(),
-                    "bytes32" => {
-                        let val = hex::decode(value.trim_start_matches("0x"))?;
-                        let mut fixed = [0u8; 32];
-                        fixed[..val.len()].copy_from_slice(&val);
-                        fixed.abi_encode()
-                    }
-                    "uint256[]" | "uint[]" => {
-                        let nums: Vec<u64> = serde_json::from_str(value)?;
-                        nums.abi_encode()
-                    }
-                    "bytes" => {
-                        let val = hex::decode(value.trim_start_matches("0x"))?;
-                        val.abi_encode()
-                    }
-                    _ => anyhow::bail!("Unsupported type: {}", param.ty),
-                },
-                CalldataArg::AddressRef(name) => {
-                    let contract_name = name.trim_end_matches(".address");
-                    let addr = deployed_contracts
-                        .get(contract_name)
-                        .copied()
-                        .ok_or_else(|| {
-                            anyhow::anyhow!("Address for '{}' not found", contract_name)
-                        })?;
-                    addr.abi_encode()
                 }
             };
-
-            encoded.extend(encoded_arg);
         }
 
-        Ok(Bytes::from(encoded))
+        Ok(calldata.into())
     }
 
     /// Parse this input into a legacy transaction.
@@ -255,12 +191,76 @@ fn default_caller() -> Address {
     "90F8bf6A479f320ead074411a4B0e7944Ea8c9C1".parse().unwrap()
 }
 
+/// This function takes in the string calldata argument provided in the JSON input and resolves it
+/// into a [`U256`] which is later used to construct the calldata.
+///
+/// # Note
+///
+/// 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
+///
+/// [`U256`]: web3::types::U256
+fn resolve_argument(
+    value: &str,
+    deployed_contracts: &HashMap<String, Address>,
+) -> anyhow::Result<web3::types::U256> {
+    if let Some(instance) = value.strip_suffix(".address") {
+        Ok(web3::types::U256::from_big_endian(
+            deployed_contracts
+                .get(instance)
+                .ok_or_else(|| anyhow::anyhow!("Instance `{}` not found", instance))?
+                .as_ref(),
+        ))
+    } else if let Some(value) = value.strip_prefix('-') {
+        let value = web3::types::U256::from_dec_str(value)
+            .map_err(|error| anyhow::anyhow!("Invalid decimal literal after `-`: {}", error))?;
+        if value > web3::types::U256::one() << 255u8 {
+            anyhow::bail!("Decimal literal after `-` is too big");
+        }
+        let value = value
+            .checked_sub(web3::types::U256::one())
+            .ok_or_else(|| anyhow::anyhow!("`-0` is invalid literal"))?;
+        Ok(web3::types::U256::max_value()
+            .checked_sub(value)
+            .expect("Always valid"))
+    } else if let Some(value) = value.strip_prefix("0x") {
+        Ok(web3::types::U256::from_str(value)
+            .map_err(|error| anyhow::anyhow!("Invalid hexadecimal literal: {}", error))?)
+    } else {
+        // TODO: This is a set of "variables" that we need to be able to resolve to be fully in
+        // compliance with the matter labs tester but we currently do not resolve them. We need to
+        // add logic that does their resolution in the future, perhaps through some kind of system
+        // context API that we pass down to the resolution function that allows it to make calls to
+        // the node to perform these resolutions.
+        let is_unsupported = [
+            "$CHAIN_ID",
+            "$GAS_LIMIT",
+            "$COINBASE",
+            "$DIFFICULTY",
+            "$BLOCK_HASH",
+            "$BLOCK_TIMESTAMP",
+        ]
+        .iter()
+        .any(|var| value.starts_with(var));
+
+        if is_unsupported {
+            tracing::error!(value, "Unsupported variable used");
+            anyhow::bail!("Encountered {value} which is currently unsupported by the framework");
+        } else {
+            Ok(web3::types::U256::from_dec_str(value)
+                .map_err(|error| anyhow::anyhow!("Invalid decimal literal: {}", error))?)
+        }
+    }
+}
+
 #[cfg(test)]
 mod tests {
 
     use super::*;
     use alloy::json_abi::JsonAbi;
-    use alloy_primitives::{address, keccak256};
+    use alloy_primitives::address;
+    use alloy_sol_types::SolValue;
     use std::collections::HashMap;
 
     #[test]
@@ -278,16 +278,18 @@ mod tests {
         "#;
 
         let parsed_abi: JsonAbi = serde_json::from_str(raw_metadata).unwrap();
-        let selector = keccak256("store(uint256)".as_bytes())[0..4]
+        let selector = parsed_abi
-            .try_into()
+            .function("store")
-            .unwrap();
+            .unwrap()
+            .first()
+            .unwrap()
+            .selector()
+            .0;
 
         let input = Input {
             instance: "Contract".to_string(),
-            method: Method::Function(selector),
+            method: Method::FunctionName("store".to_owned()),
-            calldata: Some(Calldata::Compound(vec![CalldataArg::Literal(
+            calldata: Some(Calldata::Compound(vec!["42".into()])),
-                "42".to_string(),
-            )])),
             ..Default::default()
         };
 
@@ -305,112 +307,6 @@ mod tests {
         assert_eq!(decoded.0, 42);
     }
 
-    #[test]
-    fn test_encoded_input_bool() {
-        let raw_abi = r#"[
-            {
-                "inputs": [{"name": "flag", "type": "bool"}],
-                "name": "toggle",
-                "outputs": [],
-                "stateMutability": "nonpayable",
-                "type": "function"
-            }
-        ]"#;
-
-        let parsed_abi: JsonAbi = serde_json::from_str(raw_abi).unwrap();
-        let selector = keccak256("toggle(bool)".as_bytes())[0..4]
-            .try_into()
-            .unwrap();
-
-        let input = Input {
-            instance: "Contract".to_string(),
-            method: Method::Function(selector),
-            calldata: Some(Calldata::Compound(vec![CalldataArg::Literal(
-                "true".to_string(),
-            )])),
-            ..Default::default()
-        };
-
-        let mut abis = HashMap::new();
-        abis.insert("Contract".to_string(), parsed_abi);
-        let contracts = HashMap::new();
-
-        let encoded = input.encoded_input(&abis, &contracts).unwrap();
-        assert!(encoded.0.starts_with(&selector));
-
-        type T = (bool,);
-        let decoded: T = T::abi_decode(&encoded.0[4..]).unwrap();
-        assert_eq!(decoded.0, true);
-    }
-
-    #[test]
-    fn test_encoded_input_string() {
-        let raw_abi = r#"[
-            {
-                "inputs": [{"name": "msg", "type": "string"}],
-                "name": "echo",
-                "outputs": [],
-                "stateMutability": "nonpayable",
-                "type": "function"
-            }
-        ]"#;
-
-        let parsed_abi: JsonAbi = serde_json::from_str(raw_abi).unwrap();
-        let selector = keccak256("echo(string)".as_bytes())[0..4]
-            .try_into()
-            .unwrap();
-
-        let input = Input {
-            instance: "Contract".to_string(),
-            method: Method::Function(selector),
-            calldata: Some(Calldata::Compound(vec![CalldataArg::Literal(
-                "hello".to_string(),
-            )])),
-            ..Default::default()
-        };
-
-        let mut abis = HashMap::new();
-        abis.insert("Contract".to_string(), parsed_abi);
-        let contracts = HashMap::new();
-
-        let encoded = input.encoded_input(&abis, &contracts).unwrap();
-        assert!(encoded.0.starts_with(&selector));
-    }
-
-    #[test]
-    fn test_encoded_input_uint256_array() {
-        let raw_abi = r#"[
-        {
-            "inputs": [{"name": "arr", "type": "uint256[]"}],
-            "name": "sum",
-            "outputs": [],
-            "stateMutability": "nonpayable",
-            "type": "function"
-        }
-        ]"#;
-
-        let parsed_abi: JsonAbi = serde_json::from_str(raw_abi).unwrap();
-        let selector = keccak256("sum(uint256[])".as_bytes())[0..4]
-            .try_into()
-            .unwrap();
-
-        let input = Input {
-            instance: "Contract".to_string(),
-            method: Method::Function(selector),
-            calldata: Some(Calldata::Compound(vec![CalldataArg::Literal(
-                "[1,2,3]".to_string(),
-            )])),
-            ..Default::default()
-        };
-
-        let mut abis = HashMap::new();
-        abis.insert("Contract".to_string(), parsed_abi);
-        let contracts = HashMap::new();
-
-        let encoded = input.encoded_input(&abis, &contracts).unwrap();
-        assert!(encoded.0.starts_with(&selector));
-    }
-
     #[test]
     fn test_encoded_input_address() {
         let raw_abi = r#"[
@@ -424,16 +320,20 @@ mod tests {
         ]"#;
 
         let parsed_abi: JsonAbi = serde_json::from_str(raw_abi).unwrap();
-        let selector = keccak256("send(address)".as_bytes())[0..4]
+        let selector = parsed_abi
-            .try_into()
+            .function("send")
-            .unwrap();
+            .unwrap()
+            .first()
+            .unwrap()
+            .selector()
+            .0;
 
         let input = Input {
             instance: "Contract".to_string(),
-            method: Method::Function(selector),
+            method: Method::FunctionName("send".to_owned()),
-            calldata: Some(Calldata::Compound(vec![CalldataArg::Literal(
+            calldata: Some(Calldata::Compound(vec![
                 "0x1000000000000000000000000000000000000001".to_string(),
-            )])),
+            ])),
             ..Default::default()
         };