2766 lines
122 KiB
Rust
2766 lines
122 KiB
Rust
use std::{collections::HashSet, str::FromStr};
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use alloy_primitives::{aliases::U24, U256, U8};
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use alloy_sol_types::SolValue;
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use tycho_common::Bytes;
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use crate::encoding::{
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errors::EncodingError,
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evm::{
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approvals::permit2::Permit2,
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group_swaps::group_swaps,
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strategy_encoder::{
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strategy_validators::{SequentialSwapValidator, SplitSwapValidator, SwapValidator},
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transfer_optimizations::TransferOptimization,
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},
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swap_encoder::swap_encoder_registry::SwapEncoderRegistry,
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utils::{
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biguint_to_u256, bytes_to_address, encode_input, get_min_amount_for_solution,
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get_token_position, percentage_to_uint24, ple_encode,
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},
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},
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models::{Chain, EncodingContext, NativeAction, Solution},
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strategy_encoder::StrategyEncoder,
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swap_encoder::SwapEncoder,
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};
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/// Represents the encoder for a swap strategy which supports single swaps.
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///
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/// # Fields
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/// * `swap_encoder_registry`: SwapEncoderRegistry, containing all possible swap encoders
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/// * `permit2`: Permit2, responsible for managing permit2 operations and providing necessary
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/// signatures and permit2 objects for calling the router
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/// * `selector`: String, the selector for the swap function in the router contract
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/// * `router_address`: Address of the router to be used to execute swaps
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/// * `transfer_optimization`: TransferOptimization, responsible for optimizing the token transfers
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#[derive(Clone)]
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pub struct SingleSwapStrategyEncoder {
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swap_encoder_registry: SwapEncoderRegistry,
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permit2: Option<Permit2>,
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selector: String,
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router_address: Bytes,
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transfer_optimization: TransferOptimization,
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}
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impl SingleSwapStrategyEncoder {
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pub fn new(
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chain: Chain,
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swap_encoder_registry: SwapEncoderRegistry,
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swapper_pk: Option<String>,
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router_address: Bytes,
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token_in_already_in_router: bool,
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) -> Result<Self, EncodingError> {
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let (permit2, selector) = if let Some(swapper_pk) = swapper_pk {
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(Some(Permit2::new(swapper_pk, chain.clone())?), "singleSwapPermit2(uint256,address,address,uint256,bool,bool,address,((address,uint160,uint48,uint48),address,uint256),bytes,bytes)".to_string())
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} else {
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(
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None,
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"singleSwap(uint256,address,address,uint256,bool,bool,address,bytes)".to_string(),
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)
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};
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Ok(Self {
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permit2,
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selector,
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swap_encoder_registry,
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router_address: router_address.clone(),
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transfer_optimization: TransferOptimization::new(
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chain.native_token()?,
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chain.wrapped_token()?,
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token_in_already_in_router,
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router_address,
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),
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})
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}
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/// Encodes information necessary for performing a single hop against a given executor for
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/// a protocol.
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fn encode_swap_header(&self, executor_address: Bytes, protocol_data: Vec<u8>) -> Vec<u8> {
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let mut encoded = Vec::new();
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encoded.extend(executor_address.to_vec());
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encoded.extend(protocol_data);
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encoded
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}
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}
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impl StrategyEncoder for SingleSwapStrategyEncoder {
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fn encode_strategy(&self, solution: Solution) -> Result<(Vec<u8>, Bytes), EncodingError> {
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let grouped_swaps = group_swaps(solution.clone().swaps);
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let number_of_groups = grouped_swaps.len();
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if number_of_groups != 1 {
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return Err(EncodingError::InvalidInput(format!(
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"Executor strategy only supports exactly one swap for non-groupable protocols. Found {number_of_groups}",
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)))
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}
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let grouped_swap = grouped_swaps
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.first()
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.ok_or_else(|| EncodingError::FatalError("Swap grouping failed".to_string()))?;
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if grouped_swap.split != 0f64 {
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return Err(EncodingError::InvalidInput(
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"Splits not supported for single swaps.".to_string(),
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))
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}
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let min_amount_out = get_min_amount_for_solution(solution.clone());
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let (mut unwrap, mut wrap) = (false, false);
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if let Some(action) = solution.native_action.clone() {
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match action {
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NativeAction::Wrap => wrap = true,
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NativeAction::Unwrap => unwrap = true,
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}
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}
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let protocol = grouped_swap.protocol_system.clone();
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let swap_encoder = self
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.get_swap_encoder(&protocol)
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.ok_or_else(|| {
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EncodingError::InvalidInput(format!(
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"Swap encoder not found for protocol: {protocol}"
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))
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})?;
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let swap_receiver =
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if !unwrap { solution.receiver.clone() } else { self.router_address.clone() };
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let transfer = self
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.transfer_optimization
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.get_transfers(grouped_swap.clone(), solution.given_token.clone(), wrap, false);
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let encoding_context = EncodingContext {
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receiver: swap_receiver.clone(),
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exact_out: solution.exact_out,
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router_address: Some(self.router_address.clone()),
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group_token_in: grouped_swap.token_in.clone(),
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group_token_out: grouped_swap.token_out.clone(),
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transfer,
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};
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let mut grouped_protocol_data: Vec<u8> = vec![];
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for swap in grouped_swap.swaps.iter() {
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let protocol_data = swap_encoder.encode_swap(swap.clone(), encoding_context.clone())?;
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grouped_protocol_data.extend(protocol_data);
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}
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let swap_data = self.encode_swap_header(
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Bytes::from_str(swap_encoder.executor_address())
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.map_err(|_| EncodingError::FatalError("Invalid executor address".to_string()))?,
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grouped_protocol_data,
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);
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let method_calldata = if let Some(permit2) = self.permit2.clone() {
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let (permit, signature) = permit2.get_permit(
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&self.router_address,
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&solution.sender,
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&solution.given_token,
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&solution.given_amount,
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)?;
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(
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biguint_to_u256(&solution.given_amount),
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bytes_to_address(&solution.given_token)?,
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bytes_to_address(&solution.checked_token)?,
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biguint_to_u256(&min_amount_out),
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wrap,
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unwrap,
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bytes_to_address(&solution.receiver)?,
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permit,
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signature.as_bytes().to_vec(),
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swap_data,
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)
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.abi_encode()
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} else {
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(
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biguint_to_u256(&solution.given_amount),
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bytes_to_address(&solution.given_token)?,
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bytes_to_address(&solution.checked_token)?,
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biguint_to_u256(&min_amount_out),
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wrap,
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unwrap,
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bytes_to_address(&solution.receiver)?,
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swap_data,
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)
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.abi_encode()
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};
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let contract_interaction = encode_input(&self.selector, method_calldata);
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Ok((contract_interaction, self.router_address.clone()))
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}
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fn get_swap_encoder(&self, protocol_system: &str) -> Option<&Box<dyn SwapEncoder>> {
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self.swap_encoder_registry
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.get_encoder(protocol_system)
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}
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fn clone_box(&self) -> Box<dyn StrategyEncoder> {
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Box::new(self.clone())
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}
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}
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/// Represents the encoder for a swap strategy which supports sequential swaps.
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///
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/// # Fields
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/// * `swap_encoder_registry`: SwapEncoderRegistry, containing all possible swap encoders
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/// * `permit2`: Permit2, responsible for managing permit2 operations and providing necessary
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/// signatures and permit2 objects for calling the router
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/// * `selector`: String, the selector for the swap function in the router contract
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/// * `native_address`: Address of the chain's native token
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/// * `wrapped_address`: Address of the chain's wrapped token
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/// * `router_address`: Address of the router to be used to execute swaps
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/// * `sequential_swap_validator`: SequentialSwapValidator, responsible for checking validity of
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/// sequential swap solutions
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/// * `transfer_optimization`: TransferOptimization, responsible for optimizing the token transfers
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#[derive(Clone)]
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pub struct SequentialSwapStrategyEncoder {
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swap_encoder_registry: SwapEncoderRegistry,
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permit2: Option<Permit2>,
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selector: String,
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router_address: Bytes,
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native_address: Bytes,
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wrapped_address: Bytes,
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sequential_swap_validator: SequentialSwapValidator,
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transfer_optimization: TransferOptimization,
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}
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impl SequentialSwapStrategyEncoder {
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pub fn new(
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chain: Chain,
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swap_encoder_registry: SwapEncoderRegistry,
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swapper_pk: Option<String>,
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router_address: Bytes,
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token_in_already_in_router: bool,
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) -> Result<Self, EncodingError> {
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let (permit2, selector) = if let Some(swapper_pk) = swapper_pk {
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(Some(Permit2::new(swapper_pk, chain.clone())?), "sequentialSwapPermit2(uint256,address,address,uint256,bool,bool,address,((address,uint160,uint48,uint48),address,uint256),bytes,bytes)".to_string())
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} else {
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(
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None,
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"sequentialSwap(uint256,address,address,uint256,bool,bool,address,bytes)"
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.to_string(),
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)
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};
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Ok(Self {
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permit2,
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selector,
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swap_encoder_registry,
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router_address: router_address.clone(),
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native_address: chain.native_token()?,
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wrapped_address: chain.wrapped_token()?,
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sequential_swap_validator: SequentialSwapValidator,
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transfer_optimization: TransferOptimization::new(
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chain.native_token()?,
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chain.wrapped_token()?,
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token_in_already_in_router,
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router_address,
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),
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})
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}
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/// Encodes information necessary for performing a single hop against a given executor for
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/// a protocol.
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fn encode_swap_header(&self, executor_address: Bytes, protocol_data: Vec<u8>) -> Vec<u8> {
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let mut encoded = Vec::new();
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encoded.extend(executor_address.to_vec());
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encoded.extend(protocol_data);
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encoded
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}
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}
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impl StrategyEncoder for SequentialSwapStrategyEncoder {
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fn encode_strategy(&self, solution: Solution) -> Result<(Vec<u8>, Bytes), EncodingError> {
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self.sequential_swap_validator
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.validate_solution_min_amounts(&solution)?;
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self.sequential_swap_validator
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.validate_swap_path(
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&solution.swaps,
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&solution.given_token,
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&solution.checked_token,
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&solution.native_action,
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&self.native_address,
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&self.wrapped_address,
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)?;
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let min_amount_out = get_min_amount_for_solution(solution.clone());
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let grouped_swaps = group_swaps(solution.swaps);
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let (mut unwrap, mut wrap) = (false, false);
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if let Some(action) = solution.native_action.clone() {
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match action {
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NativeAction::Wrap => wrap = true,
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NativeAction::Unwrap => unwrap = true,
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}
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}
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let mut swaps = vec![];
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let mut next_in_between_swap_optimization_allowed = true;
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for (i, grouped_swap) in grouped_swaps.iter().enumerate() {
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let protocol = grouped_swap.protocol_system.clone();
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let swap_encoder = self
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.get_swap_encoder(&protocol)
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.ok_or_else(|| {
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EncodingError::InvalidInput(format!(
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"Swap encoder not found for protocol: {protocol}",
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))
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})?;
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let in_between_swap_optimization_allowed = next_in_between_swap_optimization_allowed;
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let next_swap = grouped_swaps.get(i + 1);
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let (swap_receiver, next_swap_optimization) = self
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.transfer_optimization
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.get_receiver(solution.receiver.clone(), next_swap)?;
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next_in_between_swap_optimization_allowed = next_swap_optimization;
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let transfer = self
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.transfer_optimization
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.get_transfers(
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grouped_swap.clone(),
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solution.given_token.clone(),
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wrap,
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in_between_swap_optimization_allowed,
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);
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let encoding_context = EncodingContext {
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receiver: swap_receiver.clone(),
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exact_out: solution.exact_out,
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router_address: Some(self.router_address.clone()),
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group_token_in: grouped_swap.token_in.clone(),
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group_token_out: grouped_swap.token_out.clone(),
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transfer,
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};
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let mut grouped_protocol_data: Vec<u8> = vec![];
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for swap in grouped_swap.swaps.iter() {
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let protocol_data =
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swap_encoder.encode_swap(swap.clone(), encoding_context.clone())?;
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grouped_protocol_data.extend(protocol_data);
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}
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let swap_data = self.encode_swap_header(
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Bytes::from_str(swap_encoder.executor_address()).map_err(|_| {
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EncodingError::FatalError("Invalid executor address".to_string())
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})?,
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grouped_protocol_data,
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);
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swaps.push(swap_data);
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}
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let encoded_swaps = ple_encode(swaps);
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let method_calldata = if let Some(permit2) = self.permit2.clone() {
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let (permit, signature) = permit2.get_permit(
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&self.router_address,
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&solution.sender,
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&solution.given_token,
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&solution.given_amount,
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)?;
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(
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biguint_to_u256(&solution.given_amount),
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bytes_to_address(&solution.given_token)?,
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bytes_to_address(&solution.checked_token)?,
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biguint_to_u256(&min_amount_out),
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wrap,
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unwrap,
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bytes_to_address(&solution.receiver)?,
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permit,
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signature.as_bytes().to_vec(),
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encoded_swaps,
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)
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.abi_encode()
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} else {
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(
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biguint_to_u256(&solution.given_amount),
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bytes_to_address(&solution.given_token)?,
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bytes_to_address(&solution.checked_token)?,
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biguint_to_u256(&min_amount_out),
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wrap,
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unwrap,
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bytes_to_address(&solution.receiver)?,
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encoded_swaps,
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)
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.abi_encode()
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};
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let contract_interaction = encode_input(&self.selector, method_calldata);
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Ok((contract_interaction, self.router_address.clone()))
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}
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fn get_swap_encoder(&self, protocol_system: &str) -> Option<&Box<dyn SwapEncoder>> {
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self.swap_encoder_registry
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.get_encoder(protocol_system)
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}
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|
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fn clone_box(&self) -> Box<dyn StrategyEncoder> {
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Box::new(self.clone())
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}
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}
|
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|
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/// Represents the encoder for a swap strategy which supports split swaps.
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///
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/// # Fields
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/// * `swap_encoder_registry`: SwapEncoderRegistry, containing all possible swap encoders
|
|
/// * `permit2`: Permit2, responsible for managing permit2 operations and providing necessary
|
|
/// signatures and permit2 objects for calling the router
|
|
/// * `selector`: String, the selector for the swap function in the router contract
|
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/// * `native_address`: Address of the chain's native token
|
|
/// * `wrapped_address`: Address of the chain's wrapped token
|
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/// * `split_swap_validator`: SplitSwapValidator, responsible for checking validity of split swap
|
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/// solutions
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/// * `router_address`: Address of the router to be used to execute swaps
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/// * `transfer_optimization`: TransferOptimization, responsible for optimizing the token transfers
|
|
#[derive(Clone)]
|
|
pub struct SplitSwapStrategyEncoder {
|
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swap_encoder_registry: SwapEncoderRegistry,
|
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permit2: Option<Permit2>,
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selector: String,
|
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native_address: Bytes,
|
|
wrapped_address: Bytes,
|
|
split_swap_validator: SplitSwapValidator,
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router_address: Bytes,
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transfer_optimization: TransferOptimization,
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}
|
|
|
|
impl SplitSwapStrategyEncoder {
|
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pub fn new(
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chain: Chain,
|
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swap_encoder_registry: SwapEncoderRegistry,
|
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swapper_pk: Option<String>,
|
|
router_address: Bytes,
|
|
token_in_already_in_router: bool,
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) -> Result<Self, EncodingError> {
|
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let (permit2, selector) = if let Some(swapper_pk) = swapper_pk {
|
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(Some(Permit2::new(swapper_pk, chain.clone())?), "splitSwapPermit2(uint256,address,address,uint256,bool,bool,uint256,address,((address,uint160,uint48,uint48),address,uint256),bytes,bytes)".to_string())
|
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} else {
|
|
(
|
|
None,
|
|
"splitSwap(uint256,address,address,uint256,bool,bool,uint256,address,bytes)"
|
|
.to_string(),
|
|
)
|
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};
|
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Ok(Self {
|
|
permit2,
|
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selector,
|
|
swap_encoder_registry,
|
|
native_address: chain.native_token()?,
|
|
wrapped_address: chain.wrapped_token()?,
|
|
split_swap_validator: SplitSwapValidator,
|
|
router_address: router_address.clone(),
|
|
transfer_optimization: TransferOptimization::new(
|
|
chain.native_token()?,
|
|
chain.wrapped_token()?,
|
|
token_in_already_in_router,
|
|
router_address,
|
|
),
|
|
})
|
|
}
|
|
|
|
/// Encodes information necessary for performing a single hop against a given executor for
|
|
/// a protocol as part of a split swap solution.
|
|
fn encode_swap_header(
|
|
&self,
|
|
token_in: U8,
|
|
token_out: U8,
|
|
split: U24,
|
|
executor_address: Bytes,
|
|
protocol_data: Vec<u8>,
|
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) -> Vec<u8> {
|
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let mut encoded = Vec::new();
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encoded.push(token_in.to_be_bytes_vec()[0]);
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encoded.push(token_out.to_be_bytes_vec()[0]);
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encoded.extend_from_slice(&split.to_be_bytes_vec());
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encoded.extend(executor_address.to_vec());
|
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encoded.extend(protocol_data);
|
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encoded
|
|
}
|
|
}
|
|
|
|
impl StrategyEncoder for SplitSwapStrategyEncoder {
|
|
fn encode_strategy(&self, solution: Solution) -> Result<(Vec<u8>, Bytes), EncodingError> {
|
|
self.split_swap_validator
|
|
.validate_solution_min_amounts(&solution)?;
|
|
self.split_swap_validator
|
|
.validate_split_percentages(&solution.swaps)?;
|
|
self.split_swap_validator
|
|
.validate_swap_path(
|
|
&solution.swaps,
|
|
&solution.given_token,
|
|
&solution.checked_token,
|
|
&solution.native_action,
|
|
&self.native_address,
|
|
&self.wrapped_address,
|
|
)?;
|
|
|
|
let min_amount_out = get_min_amount_for_solution(solution.clone());
|
|
|
|
// The tokens array is composed of the given token, the checked token and all the
|
|
// intermediary tokens in between. The contract expects the tokens to be in this order.
|
|
let solution_tokens: HashSet<Bytes> =
|
|
vec![solution.given_token.clone(), solution.checked_token.clone()]
|
|
.into_iter()
|
|
.collect();
|
|
|
|
let grouped_swaps = group_swaps(solution.swaps);
|
|
|
|
let intermediary_tokens: HashSet<Bytes> = grouped_swaps
|
|
.iter()
|
|
.flat_map(|grouped_swap| {
|
|
vec![grouped_swap.token_in.clone(), grouped_swap.token_out.clone()]
|
|
})
|
|
.collect();
|
|
let mut intermediary_tokens: Vec<Bytes> = intermediary_tokens
|
|
.difference(&solution_tokens)
|
|
.cloned()
|
|
.collect();
|
|
// this is only to make the test deterministic (same index for the same token for different
|
|
// runs)
|
|
intermediary_tokens.sort();
|
|
|
|
let (mut unwrap, mut wrap) = (false, false);
|
|
if let Some(action) = solution.native_action.clone() {
|
|
match action {
|
|
NativeAction::Wrap => wrap = true,
|
|
NativeAction::Unwrap => unwrap = true,
|
|
}
|
|
}
|
|
|
|
let mut tokens = Vec::with_capacity(2 + intermediary_tokens.len());
|
|
if wrap {
|
|
tokens.push(self.wrapped_address.clone());
|
|
} else {
|
|
tokens.push(solution.given_token.clone());
|
|
}
|
|
tokens.extend(intermediary_tokens);
|
|
|
|
if unwrap {
|
|
tokens.push(self.wrapped_address.clone());
|
|
} else {
|
|
tokens.push(solution.checked_token.clone());
|
|
}
|
|
|
|
let mut swaps = vec![];
|
|
for grouped_swap in grouped_swaps.iter() {
|
|
let protocol = grouped_swap.protocol_system.clone();
|
|
let swap_encoder = self
|
|
.get_swap_encoder(&protocol)
|
|
.ok_or_else(|| {
|
|
EncodingError::InvalidInput(format!(
|
|
"Swap encoder not found for protocol: {protocol}",
|
|
))
|
|
})?;
|
|
|
|
let swap_receiver = if !unwrap && grouped_swap.token_out == solution.checked_token {
|
|
solution.receiver.clone()
|
|
} else {
|
|
self.router_address.clone()
|
|
};
|
|
let transfer = self
|
|
.transfer_optimization
|
|
.get_transfers(grouped_swap.clone(), solution.given_token.clone(), wrap, false);
|
|
let encoding_context = EncodingContext {
|
|
receiver: swap_receiver.clone(),
|
|
exact_out: solution.exact_out,
|
|
router_address: Some(self.router_address.clone()),
|
|
group_token_in: grouped_swap.token_in.clone(),
|
|
group_token_out: grouped_swap.token_out.clone(),
|
|
transfer,
|
|
};
|
|
|
|
let mut grouped_protocol_data: Vec<u8> = vec![];
|
|
for swap in grouped_swap.swaps.iter() {
|
|
let protocol_data =
|
|
swap_encoder.encode_swap(swap.clone(), encoding_context.clone())?;
|
|
grouped_protocol_data.extend(protocol_data);
|
|
}
|
|
|
|
let swap_data = self.encode_swap_header(
|
|
get_token_position(tokens.clone(), grouped_swap.token_in.clone())?,
|
|
get_token_position(tokens.clone(), grouped_swap.token_out.clone())?,
|
|
percentage_to_uint24(grouped_swap.split),
|
|
Bytes::from_str(swap_encoder.executor_address()).map_err(|_| {
|
|
EncodingError::FatalError("Invalid executor address".to_string())
|
|
})?,
|
|
grouped_protocol_data,
|
|
);
|
|
swaps.push(swap_data);
|
|
}
|
|
|
|
let encoded_swaps = ple_encode(swaps);
|
|
let tokens_len = if solution.given_token == solution.checked_token {
|
|
tokens.len() - 1
|
|
} else {
|
|
tokens.len()
|
|
};
|
|
let method_calldata = if let Some(permit2) = self.permit2.clone() {
|
|
let (permit, signature) = permit2.get_permit(
|
|
&self.router_address,
|
|
&solution.sender,
|
|
&solution.given_token,
|
|
&solution.given_amount,
|
|
)?;
|
|
(
|
|
biguint_to_u256(&solution.given_amount),
|
|
bytes_to_address(&solution.given_token)?,
|
|
bytes_to_address(&solution.checked_token)?,
|
|
biguint_to_u256(&min_amount_out),
|
|
wrap,
|
|
unwrap,
|
|
U256::from(tokens_len),
|
|
bytes_to_address(&solution.receiver)?,
|
|
permit,
|
|
signature.as_bytes().to_vec(),
|
|
encoded_swaps,
|
|
)
|
|
.abi_encode()
|
|
} else {
|
|
(
|
|
biguint_to_u256(&solution.given_amount),
|
|
bytes_to_address(&solution.given_token)?,
|
|
bytes_to_address(&solution.checked_token)?,
|
|
biguint_to_u256(&min_amount_out),
|
|
wrap,
|
|
unwrap,
|
|
U256::from(tokens_len),
|
|
bytes_to_address(&solution.receiver)?,
|
|
encoded_swaps,
|
|
)
|
|
.abi_encode()
|
|
};
|
|
|
|
let contract_interaction = encode_input(&self.selector, method_calldata);
|
|
Ok((contract_interaction, self.router_address.clone()))
|
|
}
|
|
|
|
fn get_swap_encoder(&self, protocol_system: &str) -> Option<&Box<dyn SwapEncoder>> {
|
|
self.swap_encoder_registry
|
|
.get_encoder(protocol_system)
|
|
}
|
|
|
|
fn clone_box(&self) -> Box<dyn StrategyEncoder> {
|
|
Box::new(self.clone())
|
|
}
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use std::{collections::HashMap, str::FromStr};
|
|
|
|
use alloy::hex::encode;
|
|
use alloy_primitives::{hex, Address};
|
|
use num_bigint::{BigInt, BigUint};
|
|
use rstest::rstest;
|
|
use tycho_common::{
|
|
models::{protocol::ProtocolComponent, Chain as TychoCommonChain},
|
|
Bytes,
|
|
};
|
|
|
|
use super::*;
|
|
use crate::encoding::{evm::utils::write_calldata_to_file, models::Swap};
|
|
|
|
fn eth_chain() -> Chain {
|
|
TychoCommonChain::Ethereum.into()
|
|
}
|
|
|
|
fn eth() -> Bytes {
|
|
Bytes::from(hex!("0000000000000000000000000000000000000000").to_vec())
|
|
}
|
|
|
|
fn weth() -> Bytes {
|
|
Bytes::from(hex!("c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2").to_vec())
|
|
}
|
|
|
|
fn get_swap_encoder_registry() -> SwapEncoderRegistry {
|
|
let eth_chain = eth_chain();
|
|
SwapEncoderRegistry::new(Some("config/test_executor_addresses.json".to_string()), eth_chain)
|
|
.unwrap()
|
|
}
|
|
|
|
mod single {
|
|
use super::*;
|
|
#[rstest]
|
|
#[case::with_check_no_slippage(
|
|
None,
|
|
None,
|
|
Some(BigUint::from_str("2659881924818443699787").unwrap()),
|
|
U256::from_str("2659881924818443699787").unwrap(),
|
|
)]
|
|
#[case::no_check_with_slippage(
|
|
Some(BigUint::from_str("2_000_000000000000000000").unwrap()),
|
|
Some(0.01f64),
|
|
None,
|
|
U256::from_str("1_980_000000000000000000").unwrap(),
|
|
)]
|
|
#[case::with_check_and_slippage(
|
|
Some(BigUint::from_str("2_000_000000000000000000").unwrap()),
|
|
Some(0.01f64),
|
|
Some(BigUint::from_str("1_999_000000000000000000").unwrap()),
|
|
U256::from_str("1_999_000000000000000000").unwrap(),
|
|
)]
|
|
fn test_single_swap_strategy_encoder(
|
|
#[case] expected_amount: Option<BigUint>,
|
|
#[case] slippage: Option<f64>,
|
|
#[case] checked_amount: Option<BigUint>,
|
|
#[case] expected_min_amount: U256,
|
|
) {
|
|
// Performs a single swap from WETH to DAI on a USV2 pool, with no grouping
|
|
// optimizations.
|
|
|
|
// Set up a mock private key for signing
|
|
let private_key =
|
|
"0x123456789abcdef123456789abcdef123456789abcdef123456789abcdef1234".to_string();
|
|
|
|
let weth = Bytes::from_str("0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2").unwrap();
|
|
let dai = Bytes::from_str("0x6b175474e89094c44da98b954eedeac495271d0f").unwrap();
|
|
|
|
let swap = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xA478c2975Ab1Ea89e8196811F51A7B7Ade33eB11".to_string(),
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: weth.clone(),
|
|
token_out: dai.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SingleSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
Some(private_key),
|
|
Bytes::from_str("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395").unwrap(),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: weth,
|
|
given_amount: BigUint::from_str("1_000000000000000000").unwrap(),
|
|
checked_token: dai,
|
|
expected_amount: expected_amount.clone(),
|
|
slippage,
|
|
checked_amount: checked_amount.clone(),
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
swaps: vec![swap],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
let expected_min_amount_encoded = hex::encode(U256::abi_encode(&expected_min_amount));
|
|
let expected_input = [
|
|
"30ace1b1", // Function selector
|
|
"0000000000000000000000000000000000000000000000000de0b6b3a7640000", // amount in
|
|
"000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", // token in
|
|
"0000000000000000000000006b175474e89094c44da98b954eedeac495271d0f", // token out
|
|
&expected_min_amount_encoded, // min amount out
|
|
"0000000000000000000000000000000000000000000000000000000000000000", // wrap
|
|
"0000000000000000000000000000000000000000000000000000000000000000", // unwrap
|
|
"000000000000000000000000cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2", // receiver
|
|
]
|
|
.join("");
|
|
|
|
// after this there is the permit and because of the deadlines (that depend on block
|
|
// time) it's hard to assert
|
|
|
|
let expected_swap = String::from(concat!(
|
|
// length of encoded swap without padding
|
|
"0000000000000000000000000000000000000000000000000000000000000052",
|
|
// Swap data
|
|
"5615deb798bb3e4dfa0139dfa1b3d433cc23b72f", // executor address
|
|
"c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", // token in
|
|
"a478c2975ab1ea89e8196811f51a7b7ade33eb11", // component id
|
|
"cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2", // receiver
|
|
"00", // zero2one
|
|
"00", // transfer type TransferFrom
|
|
"0000000000000000000000000000", // padding
|
|
));
|
|
let hex_calldata = encode(&calldata);
|
|
|
|
assert_eq!(hex_calldata[..456], expected_input);
|
|
assert_eq!(hex_calldata[1224..], expected_swap);
|
|
if expected_amount.is_some() & slippage.is_some() & checked_amount.is_none() {
|
|
// only write to file for 1 test case
|
|
write_calldata_to_file(
|
|
"test_single_swap_strategy_encoder",
|
|
&hex_calldata.to_string(),
|
|
);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_single_swap_strategy_encoder_no_permit2() {
|
|
// Performs a single swap from WETH to DAI on a USV2 pool, without permit2 and no
|
|
// grouping optimizations.
|
|
|
|
let weth = Bytes::from_str("0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2").unwrap();
|
|
let dai = Bytes::from_str("0x6b175474e89094c44da98b954eedeac495271d0f").unwrap();
|
|
|
|
let expected_amount = Some(BigUint::from_str("1_650_000000000000000000").unwrap());
|
|
let slippage = Some(0.01f64);
|
|
let checked_amount = Some(BigUint::from_str("1_640_000000000000000000").unwrap());
|
|
let expected_min_amount = U256::from_str("1_640_000000000000000000").unwrap();
|
|
|
|
let swap = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xA478c2975Ab1Ea89e8196811F51A7B7Ade33eB11".to_string(),
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: weth.clone(),
|
|
token_out: dai.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SingleSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
None,
|
|
Bytes::from_str("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395").unwrap(),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: weth,
|
|
given_amount: BigUint::from_str("1_000000000000000000").unwrap(),
|
|
checked_token: dai,
|
|
expected_amount,
|
|
slippage,
|
|
checked_amount,
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
swaps: vec![swap],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
let expected_min_amount_encoded = hex::encode(U256::abi_encode(&expected_min_amount));
|
|
let expected_input = [
|
|
"20144a07", // Function selector
|
|
"0000000000000000000000000000000000000000000000000de0b6b3a7640000", // amount in
|
|
"000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", // token in
|
|
"0000000000000000000000006b175474e89094c44da98b954eedeac495271d0f", // token out
|
|
&expected_min_amount_encoded, // min amount out
|
|
"0000000000000000000000000000000000000000000000000000000000000000", // wrap
|
|
"0000000000000000000000000000000000000000000000000000000000000000", // unwrap
|
|
"000000000000000000000000cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2", // receiver
|
|
"0000000000000000000000000000000000000000000000000000000000000100", // offset of swap bytes
|
|
"0000000000000000000000000000000000000000000000000000000000000052", // length of swap bytes without padding
|
|
|
|
// Swap data
|
|
"5615deb798bb3e4dfa0139dfa1b3d433cc23b72f", // executor address
|
|
"c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", // token in
|
|
"a478c2975ab1ea89e8196811f51a7b7ade33eb11", // component id
|
|
"cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2", // receiver
|
|
"00", // zero2one
|
|
"00", // transfer type TransferFrom
|
|
"0000000000000000000000000000", // padding
|
|
]
|
|
.join("");
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
|
|
assert_eq!(hex_calldata, expected_input);
|
|
write_calldata_to_file(
|
|
"test_single_swap_strategy_encoder_no_permit2",
|
|
hex_calldata.as_str(),
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_single_swap_strategy_encoder_no_transfer_in() {
|
|
// Performs a single swap from WETH to DAI on a USV2 pool assuming that the tokens are
|
|
// already in the router
|
|
|
|
let weth = Bytes::from_str("0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2").unwrap();
|
|
let dai = Bytes::from_str("0x6b175474e89094c44da98b954eedeac495271d0f").unwrap();
|
|
|
|
let expected_amount = Some(BigUint::from_str("1_650_000000000000000000").unwrap());
|
|
let slippage = Some(0.01f64);
|
|
let checked_amount = Some(BigUint::from_str("1_640_000000000000000000").unwrap());
|
|
let expected_min_amount = U256::from_str("1_640_000000000000000000").unwrap();
|
|
|
|
let swap = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xA478c2975Ab1Ea89e8196811F51A7B7Ade33eB11".to_string(),
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: weth.clone(),
|
|
token_out: dai.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SingleSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
None,
|
|
Bytes::from_str("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395").unwrap(),
|
|
true,
|
|
)
|
|
.unwrap();
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: weth,
|
|
given_amount: BigUint::from_str("1_000000000000000000").unwrap(),
|
|
checked_token: dai,
|
|
expected_amount,
|
|
slippage,
|
|
checked_amount,
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
swaps: vec![swap],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
let expected_min_amount_encoded = hex::encode(U256::abi_encode(&expected_min_amount));
|
|
let expected_input = [
|
|
"20144a07", // Function selector
|
|
"0000000000000000000000000000000000000000000000000de0b6b3a7640000", // amount in
|
|
"000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", // token in
|
|
"0000000000000000000000006b175474e89094c44da98b954eedeac495271d0f", // token out
|
|
&expected_min_amount_encoded, // min amount out
|
|
"0000000000000000000000000000000000000000000000000000000000000000", // wrap
|
|
"0000000000000000000000000000000000000000000000000000000000000000", // unwrap
|
|
"000000000000000000000000cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2", // receiver
|
|
"0000000000000000000000000000000000000000000000000000000000000100", // offset of swap bytes
|
|
"0000000000000000000000000000000000000000000000000000000000000052", // length of swap bytes without padding
|
|
|
|
// Swap data
|
|
"5615deb798bb3e4dfa0139dfa1b3d433cc23b72f", // executor address
|
|
"c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", // token in
|
|
"a478c2975ab1ea89e8196811f51a7b7ade33eb11", // component id
|
|
"cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2", // receiver
|
|
"00", // zero2one
|
|
"01", // transfer type Transfer
|
|
"0000000000000000000000000000", // padding
|
|
]
|
|
.join("");
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
|
|
assert_eq!(hex_calldata, expected_input);
|
|
write_calldata_to_file(
|
|
"test_single_swap_strategy_encoder_no_transfer_in",
|
|
hex_calldata.as_str(),
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_single_swap_strategy_encoder_wrap() {
|
|
// Performs a single swap from WETH to DAI on a USV2 pool, wrapping ETH
|
|
// Note: This test does not assert anything. It is only used to obtain integration test
|
|
// data for our router solidity test.
|
|
|
|
// Set up a mock private key for signing
|
|
let private_key =
|
|
"0x123456789abcdef123456789abcdef123456789abcdef123456789abcdef1234".to_string();
|
|
|
|
let dai = Bytes::from_str("0x6b175474e89094c44da98b954eedeac495271d0f").unwrap();
|
|
|
|
let swap = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xA478c2975Ab1Ea89e8196811F51A7B7Ade33eB11".to_string(),
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: weth(),
|
|
token_out: dai.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SingleSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
Some(private_key),
|
|
Bytes::from("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395"),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: eth(),
|
|
given_amount: BigUint::from_str("1_000000000000000000").unwrap(),
|
|
checked_token: dai,
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("1659881924818443699787").unwrap()),
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
swaps: vec![swap],
|
|
native_action: Some(NativeAction::Wrap),
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
write_calldata_to_file("test_single_swap_strategy_encoder_wrap", hex_calldata.as_str());
|
|
}
|
|
|
|
#[test]
|
|
fn test_single_swap_strategy_encoder_unwrap() {
|
|
// Performs a single swap from DAI to WETH on a USV2 pool, unwrapping ETH at the end
|
|
// Note: This test does not assert anything. It is only used to obtain integration test
|
|
// data for our router solidity test.
|
|
|
|
// Set up a mock private key for signing
|
|
let private_key =
|
|
"0x123456789abcdef123456789abcdef123456789abcdef123456789abcdef1234".to_string();
|
|
|
|
let dai = Bytes::from_str("0x6b175474e89094c44da98b954eedeac495271d0f").unwrap();
|
|
|
|
let swap = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xA478c2975Ab1Ea89e8196811F51A7B7Ade33eB11".to_string(),
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: dai.clone(),
|
|
token_out: weth(),
|
|
split: 0f64,
|
|
};
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SingleSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
Some(private_key),
|
|
Bytes::from("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395"),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: dai,
|
|
given_amount: BigUint::from_str("3_000_000000000000000000").unwrap(),
|
|
checked_token: eth(),
|
|
expected_amount: Some(BigUint::from_str("1_000000000000000000").unwrap()),
|
|
checked_amount: Some(BigUint::from_str("1_000000000000000000").unwrap()),
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
swaps: vec![swap],
|
|
native_action: Some(NativeAction::Unwrap),
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
write_calldata_to_file(
|
|
"test_single_swap_strategy_encoder_unwrap",
|
|
hex_calldata.as_str(),
|
|
);
|
|
}
|
|
}
|
|
|
|
mod sequential {
|
|
use super::*;
|
|
|
|
#[test]
|
|
fn test_sequential_swap_strategy_encoder() {
|
|
// Note: This test does not assert anything. It is only used to obtain integration test
|
|
// data for our router solidity test.
|
|
//
|
|
// Performs a sequential swap from WETH to USDC though WBTC using USV2 pools
|
|
//
|
|
// WETH ───(USV2)──> WBTC ───(USV2)──> USDC
|
|
|
|
// Set up a mock private key for signing
|
|
let private_key =
|
|
"0x123456789abcdef123456789abcdef123456789abcdef123456789abcdef1234".to_string();
|
|
|
|
let weth = weth();
|
|
let wbtc = Bytes::from_str("0x2260fac5e5542a773aa44fbcfedf7c193bc2c599").unwrap();
|
|
let usdc = Bytes::from_str("0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48").unwrap();
|
|
|
|
let swap_weth_wbtc = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xBb2b8038a1640196FbE3e38816F3e67Cba72D940".to_string(),
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: weth.clone(),
|
|
token_out: wbtc.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_wbtc_usdc = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0x004375Dff511095CC5A197A54140a24eFEF3A416".to_string(),
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: wbtc.clone(),
|
|
token_out: usdc.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SequentialSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
Some(private_key),
|
|
Bytes::from_str("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395").unwrap(),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: weth,
|
|
given_amount: BigUint::from_str("1_000000000000000000").unwrap(),
|
|
checked_token: usdc,
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("26173932").unwrap()),
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
swaps: vec![swap_weth_wbtc, swap_wbtc_usdc],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
write_calldata_to_file("test_sequential_swap_strategy_encoder", hex_calldata.as_str());
|
|
}
|
|
|
|
#[test]
|
|
fn test_sequential_swap_strategy_encoder_no_permit2() {
|
|
// Performs a sequential swap from WETH to USDC though WBTC using USV2 pools
|
|
//
|
|
// WETH ───(USV2)──> WBTC ───(USV2)──> USDC
|
|
|
|
let weth = weth();
|
|
let wbtc = Bytes::from_str("0x2260fac5e5542a773aa44fbcfedf7c193bc2c599").unwrap();
|
|
let usdc = Bytes::from_str("0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48").unwrap();
|
|
|
|
let swap_weth_wbtc = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xBb2b8038a1640196FbE3e38816F3e67Cba72D940".to_string(),
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: weth.clone(),
|
|
token_out: wbtc.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_wbtc_usdc = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0x004375Dff511095CC5A197A54140a24eFEF3A416".to_string(),
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: wbtc.clone(),
|
|
token_out: usdc.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SequentialSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
None,
|
|
Bytes::from_str("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395").unwrap(),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: weth,
|
|
given_amount: BigUint::from_str("1_000000000000000000").unwrap(),
|
|
checked_token: usdc,
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("26173932").unwrap()),
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
swaps: vec![swap_weth_wbtc, swap_wbtc_usdc],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
|
|
let expected = String::from(concat!(
|
|
"e8a980d7", /* function selector */
|
|
"0000000000000000000000000000000000000000000000000de0b6b3a7640000", // amount in
|
|
"000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", // token in
|
|
"000000000000000000000000a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", // token ou
|
|
"00000000000000000000000000000000000000000000000000000000018f61ec", /* min amount out */
|
|
"0000000000000000000000000000000000000000000000000000000000000000", // wrap
|
|
"0000000000000000000000000000000000000000000000000000000000000000", // unwrap
|
|
"000000000000000000000000cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2", // receiver
|
|
"0000000000000000000000000000000000000000000000000000000000000100", /* length ple
|
|
* encode */
|
|
"00000000000000000000000000000000000000000000000000000000000000a8",
|
|
// swap 1
|
|
"0052", // swap length
|
|
"5615deb798bb3e4dfa0139dfa1b3d433cc23b72f", // executor address
|
|
"c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", // token in
|
|
"bb2b8038a1640196fbe3e38816f3e67cba72d940", // component id
|
|
"004375dff511095cc5a197a54140a24efef3a416", // receiver (next pool)
|
|
"00", // zero to one
|
|
"00", // transfer type TransferFrom
|
|
// swap 2
|
|
"0052", // swap length
|
|
"5615deb798bb3e4dfa0139dfa1b3d433cc23b72f", // executor address
|
|
"2260fac5e5542a773aa44fbcfedf7c193bc2c599", // token in
|
|
"004375dff511095cc5a197a54140a24efef3a416", // component id
|
|
"cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2", // receiver (final user)
|
|
"01", // zero to one
|
|
"02", // transfer type None
|
|
"000000000000000000000000000000000000000000000000", // padding
|
|
));
|
|
|
|
assert_eq!(hex_calldata, expected);
|
|
write_calldata_to_file(
|
|
"test_sequential_swap_strategy_encoder_no_permit2",
|
|
hex_calldata.as_str(),
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_sequential_strategy_cyclic_swap() {
|
|
// This test has start and end tokens that are the same
|
|
// The flow is:
|
|
// USDC -> WETH -> USDC using two pools
|
|
|
|
// Set up a mock private key for signing (Alice's pk in our router tests)
|
|
let private_key =
|
|
"0x123456789abcdef123456789abcdef123456789abcdef123456789abcdef1234".to_string();
|
|
|
|
let weth = Bytes::from_str("0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2").unwrap();
|
|
let usdc = Bytes::from_str("0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48").unwrap();
|
|
|
|
// Create two Uniswap V3 pools for the cyclic swap
|
|
// USDC -> WETH (Pool 1)
|
|
let swap_usdc_weth = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0x88e6A0c2dDD26FEEb64F039a2c41296FcB3f5640".to_string(), /* USDC-WETH USV3
|
|
* Pool 1 */
|
|
protocol_system: "uniswap_v3".to_string(),
|
|
static_attributes: {
|
|
let mut attrs = HashMap::new();
|
|
attrs.insert(
|
|
"fee".to_string(),
|
|
Bytes::from(BigInt::from(500).to_signed_bytes_be()),
|
|
);
|
|
attrs
|
|
},
|
|
..Default::default()
|
|
},
|
|
token_in: usdc.clone(),
|
|
token_out: weth.clone(),
|
|
split: 0f64,
|
|
};
|
|
|
|
// WETH -> USDC (Pool 2)
|
|
let swap_weth_usdc = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0x8ad599c3A0ff1De082011EFDDc58f1908eb6e6D8".to_string(), /* USDC-WETH USV3
|
|
* Pool 2 */
|
|
protocol_system: "uniswap_v3".to_string(),
|
|
static_attributes: {
|
|
let mut attrs = HashMap::new();
|
|
attrs.insert(
|
|
"fee".to_string(),
|
|
Bytes::from(BigInt::from(3000).to_signed_bytes_be()),
|
|
);
|
|
attrs
|
|
},
|
|
..Default::default()
|
|
},
|
|
token_in: weth.clone(),
|
|
token_out: usdc.clone(),
|
|
split: 0f64,
|
|
};
|
|
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SequentialSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
Some(private_key),
|
|
Bytes::from("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395"),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: usdc.clone(),
|
|
given_amount: BigUint::from_str("100000000").unwrap(), // 100 USDC (6 decimals)
|
|
checked_token: usdc.clone(),
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("99389294").unwrap()), /* Expected output
|
|
* from
|
|
* test */
|
|
slippage: None,
|
|
swaps: vec![swap_usdc_weth, swap_weth_usdc],
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
let hex_calldata = hex::encode(&calldata);
|
|
let expected_input = [
|
|
"51bcc7b6", // selector
|
|
"0000000000000000000000000000000000000000000000000000000005f5e100", // given amount
|
|
"000000000000000000000000a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", // given token
|
|
"000000000000000000000000a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", // checked token
|
|
"0000000000000000000000000000000000000000000000000000000005ec8f6e", // min amount out
|
|
"0000000000000000000000000000000000000000000000000000000000000000", // wrap action
|
|
"0000000000000000000000000000000000000000000000000000000000000000", // unwrap action
|
|
"000000000000000000000000cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2", // receiver
|
|
]
|
|
.join("");
|
|
|
|
let expected_swaps = [
|
|
"00000000000000000000000000000000000000000000000000000000000000d6", // length of ple encoded swaps without padding
|
|
"0069", // ple encoded swaps
|
|
"2e234dae75c793f67a35089c9d99245e1c58470b", // executor address
|
|
"a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", // token in
|
|
"c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", // token out
|
|
"0001f4", // pool fee
|
|
"3ede3eca2a72b3aecc820e955b36f38437d01395", // receiver
|
|
"88e6a0c2ddd26feeb64f039a2c41296fcb3f5640", // component id
|
|
"01", // zero2one
|
|
"00", // transfer type TransferFrom
|
|
"0069", // ple encoded swaps
|
|
"2e234dae75c793f67a35089c9d99245e1c58470b", // executor address
|
|
"c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", // token in
|
|
"a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", // token out
|
|
"000bb8", // pool fee
|
|
"cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2", // receiver
|
|
"8ad599c3a0ff1de082011efddc58f1908eb6e6d8", // component id
|
|
"00", // zero2one
|
|
"01", // transfer type Transfer
|
|
"00000000000000000000", // padding
|
|
]
|
|
.join("");
|
|
|
|
assert_eq!(hex_calldata[..456], expected_input);
|
|
assert_eq!(hex_calldata[1224..], expected_swaps);
|
|
write_calldata_to_file("test_sequential_strategy_cyclic_swap", hex_calldata.as_str());
|
|
}
|
|
|
|
mod optimized_transfers {
|
|
// In this module we test the ability to chain swaps or not. Different protocols are
|
|
// tested. The encoded data is used for solidity tests as well
|
|
use super::*;
|
|
|
|
#[test]
|
|
fn test_uniswap_v3_uniswap_v2() {
|
|
// Note: This test does not assert anything. It is only used to obtain integration
|
|
// test data for our router solidity test.
|
|
//
|
|
// Performs a sequential swap from WETH to USDC though WBTC using USV3 and USV2
|
|
// pools
|
|
//
|
|
// WETH ───(USV3)──> WBTC ───(USV2)──> USDC
|
|
|
|
let weth = weth();
|
|
let wbtc = Bytes::from_str("0x2260fac5e5542a773aa44fbcfedf7c193bc2c599").unwrap();
|
|
let usdc = Bytes::from_str("0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48").unwrap();
|
|
|
|
let swap_weth_wbtc = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xCBCdF9626bC03E24f779434178A73a0B4bad62eD".to_string(),
|
|
protocol_system: "uniswap_v3".to_string(),
|
|
static_attributes: {
|
|
let mut attrs = HashMap::new();
|
|
attrs.insert(
|
|
"fee".to_string(),
|
|
Bytes::from(BigInt::from(3000).to_signed_bytes_be()),
|
|
);
|
|
attrs
|
|
},
|
|
..Default::default()
|
|
},
|
|
token_in: weth.clone(),
|
|
token_out: wbtc.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_wbtc_usdc = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0x004375Dff511095CC5A197A54140a24eFEF3A416".to_string(),
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: wbtc.clone(),
|
|
token_out: usdc.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SequentialSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
None,
|
|
Bytes::from_str("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395").unwrap(),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: weth,
|
|
given_amount: BigUint::from_str("1_000000000000000000").unwrap(),
|
|
checked_token: usdc,
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("26173932").unwrap()),
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2")
|
|
.unwrap(),
|
|
swaps: vec![swap_weth_wbtc, swap_wbtc_usdc],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
write_calldata_to_file("test_uniswap_v3_uniswap_v2", hex_calldata.as_str());
|
|
}
|
|
|
|
#[test]
|
|
fn test_uniswap_v3_uniswap_v3() {
|
|
// Note: This test does not assert anything. It is only used to obtain integration
|
|
// test data for our router solidity test.
|
|
//
|
|
// Performs a sequential swap from WETH to USDC though WBTC using USV3 pools
|
|
// There is no optimization between the two USV3 pools, this is currently not
|
|
// supported.
|
|
//
|
|
// WETH ───(USV3)──> WBTC ───(USV3)──> USDC
|
|
|
|
let weth = weth();
|
|
let wbtc = Bytes::from_str("0x2260fac5e5542a773aa44fbcfedf7c193bc2c599").unwrap();
|
|
let usdc = Bytes::from_str("0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48").unwrap();
|
|
|
|
let swap_weth_wbtc = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xCBCdF9626bC03E24f779434178A73a0B4bad62eD".to_string(),
|
|
protocol_system: "uniswap_v3".to_string(),
|
|
static_attributes: {
|
|
let mut attrs = HashMap::new();
|
|
attrs.insert(
|
|
"fee".to_string(),
|
|
Bytes::from(BigInt::from(3000).to_signed_bytes_be()),
|
|
);
|
|
attrs
|
|
},
|
|
..Default::default()
|
|
},
|
|
token_in: weth.clone(),
|
|
token_out: wbtc.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_wbtc_usdc = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0x99ac8cA7087fA4A2A1FB6357269965A2014ABc35".to_string(),
|
|
protocol_system: "uniswap_v3".to_string(),
|
|
static_attributes: {
|
|
let mut attrs = HashMap::new();
|
|
attrs.insert(
|
|
"fee".to_string(),
|
|
Bytes::from(BigInt::from(3000).to_signed_bytes_be()),
|
|
);
|
|
attrs
|
|
},
|
|
..Default::default()
|
|
},
|
|
token_in: wbtc.clone(),
|
|
token_out: usdc.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SequentialSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
None,
|
|
Bytes::from_str("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395").unwrap(),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: weth,
|
|
given_amount: BigUint::from_str("1_000000000000000000").unwrap(),
|
|
checked_token: usdc,
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("26173932").unwrap()),
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2")
|
|
.unwrap(),
|
|
swaps: vec![swap_weth_wbtc, swap_wbtc_usdc],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
write_calldata_to_file("test_uniswap_v3_uniswap_v3", hex_calldata.as_str());
|
|
}
|
|
|
|
#[test]
|
|
fn test_uniswap_v3_curve() {
|
|
// Note: This test does not assert anything. It is only used to obtain integration
|
|
// test data for our router solidity test.
|
|
//
|
|
// Performs a sequential swap from WETH to USDT though WBTC using USV3 and curve
|
|
// pools
|
|
//
|
|
// WETH ───(USV3)──> WBTC ───(curve)──> USDT
|
|
|
|
let weth = weth();
|
|
let wbtc = Bytes::from_str("0x2260fac5e5542a773aa44fbcfedf7c193bc2c599").unwrap();
|
|
let usdt = Bytes::from_str("0xdAC17F958D2ee523a2206206994597C13D831ec7").unwrap();
|
|
|
|
let swap_weth_wbtc = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xCBCdF9626bC03E24f779434178A73a0B4bad62eD".to_string(),
|
|
protocol_system: "uniswap_v3".to_string(),
|
|
static_attributes: {
|
|
let mut attrs = HashMap::new();
|
|
attrs.insert(
|
|
"fee".to_string(),
|
|
Bytes::from(BigInt::from(3000).to_signed_bytes_be()),
|
|
);
|
|
attrs
|
|
},
|
|
..Default::default()
|
|
},
|
|
token_in: weth.clone(),
|
|
token_out: wbtc.clone(),
|
|
split: 0f64,
|
|
};
|
|
|
|
let swap_wbtc_usdt = Swap {
|
|
component: ProtocolComponent {
|
|
id: String::from("0xD51a44d3FaE010294C616388b506AcdA1bfAAE46"),
|
|
protocol_system: String::from("vm:curve"),
|
|
static_attributes: {
|
|
let mut attrs: HashMap<String, Bytes> = HashMap::new();
|
|
attrs.insert(
|
|
"factory".into(),
|
|
Bytes::from(
|
|
"0x0000000000000000000000000000000000000000"
|
|
.as_bytes()
|
|
.to_vec(),
|
|
),
|
|
);
|
|
attrs
|
|
},
|
|
..Default::default()
|
|
},
|
|
token_in: wbtc.clone(),
|
|
token_out: usdt.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SequentialSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
None,
|
|
Bytes::from_str("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395").unwrap(),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: weth,
|
|
given_amount: BigUint::from_str("1_000000000000000000").unwrap(),
|
|
checked_token: usdt,
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("26173932").unwrap()),
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2")
|
|
.unwrap(),
|
|
swaps: vec![swap_weth_wbtc, swap_wbtc_usdt],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
write_calldata_to_file("test_uniswap_v3_curve", hex_calldata.as_str());
|
|
}
|
|
|
|
#[test]
|
|
fn test_balancer_v2_uniswap_v2() {
|
|
// Note: This test does not assert anything. It is only used to obtain integration
|
|
// test data for our router solidity test.
|
|
//
|
|
// Performs a sequential swap from WETH to USDC though WBTC using balancer and USV2
|
|
// pools
|
|
//
|
|
// WETH ───(balancer)──> WBTC ───(USV2)──> USDC
|
|
|
|
let weth = weth();
|
|
let wbtc = Bytes::from_str("0x2260fac5e5542a773aa44fbcfedf7c193bc2c599").unwrap();
|
|
let usdc = Bytes::from_str("0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48").unwrap();
|
|
|
|
let swap_weth_wbtc = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xa6f548df93de924d73be7d25dc02554c6bd66db500020000000000000000000e"
|
|
.to_string(),
|
|
protocol_system: "vm:balancer_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: weth.clone(),
|
|
token_out: wbtc.clone(),
|
|
split: 0f64,
|
|
};
|
|
|
|
let swap_wbtc_usdc = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0x004375Dff511095CC5A197A54140a24eFEF3A416".to_string(),
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: wbtc.clone(),
|
|
token_out: usdc.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SequentialSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
None,
|
|
Bytes::from_str("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395").unwrap(),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: weth,
|
|
given_amount: BigUint::from_str("1_000000000000000000").unwrap(),
|
|
checked_token: usdc,
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("26173932").unwrap()),
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2")
|
|
.unwrap(),
|
|
swaps: vec![swap_weth_wbtc, swap_wbtc_usdc],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
write_calldata_to_file("test_balancer_v2_uniswap_v2", hex_calldata.as_str());
|
|
}
|
|
|
|
#[test]
|
|
fn test_multi_protocol() {
|
|
// Note: This test does not assert anything. It is only used to obtain integration
|
|
// test data for our router solidity test.
|
|
//
|
|
// Performs the following swap:
|
|
//
|
|
// DAI ─(USV2)-> WETH ─(bal)─> WBTC ─(curve)─> USDT ─(ekubo)─> USDC ─(USV4)─> ETH
|
|
|
|
let weth = weth();
|
|
let eth = eth();
|
|
let wbtc = Bytes::from_str("0x2260fac5e5542a773aa44fbcfedf7c193bc2c599").unwrap();
|
|
let usdc = Bytes::from_str("0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48").unwrap();
|
|
let usdt = Bytes::from_str("0xdAC17F958D2ee523a2206206994597C13D831ec7").unwrap();
|
|
let dai = Bytes::from_str("0x6B175474E89094C44Da98b954EedeAC495271d0F").unwrap();
|
|
|
|
// Set up a mock private key for signing (Alice's pk in our router tests)
|
|
let private_key =
|
|
"0x123456789abcdef123456789abcdef123456789abcdef123456789abcdef1234"
|
|
.to_string();
|
|
|
|
let usv2_swap_dai_weth = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xA478c2975Ab1Ea89e8196811F51A7B7Ade33eB11".to_string(),
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: dai.clone(),
|
|
token_out: weth.clone(),
|
|
split: 0f64,
|
|
};
|
|
|
|
let balancer_swap_weth_wbtc = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xa6f548df93de924d73be7d25dc02554c6bd66db500020000000000000000000e"
|
|
.to_string(),
|
|
protocol_system: "vm:balancer_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: weth.clone(),
|
|
token_out: wbtc.clone(),
|
|
split: 0f64,
|
|
};
|
|
|
|
let curve_swap_wbtc_usdt = Swap {
|
|
component: ProtocolComponent {
|
|
id: String::from("0xD51a44d3FaE010294C616388b506AcdA1bfAAE46"),
|
|
protocol_system: String::from("vm:curve"),
|
|
static_attributes: {
|
|
let mut attrs: HashMap<String, Bytes> = HashMap::new();
|
|
attrs.insert(
|
|
"factory".into(),
|
|
Bytes::from(
|
|
"0x0000000000000000000000000000000000000000"
|
|
.as_bytes()
|
|
.to_vec(),
|
|
),
|
|
);
|
|
attrs
|
|
},
|
|
..Default::default()
|
|
},
|
|
token_in: wbtc.clone(),
|
|
token_out: usdt.clone(),
|
|
split: 0f64,
|
|
};
|
|
|
|
// Ekubo
|
|
|
|
let component = ProtocolComponent {
|
|
// All Ekubo swaps go through the core contract - not necessary to specify pool
|
|
// id for test
|
|
protocol_system: "ekubo_v2".to_string(),
|
|
// 0.0025% fee & 0.005% base pool
|
|
static_attributes: HashMap::from([
|
|
("fee".to_string(), Bytes::from(461168601842738_u64)),
|
|
("tick_spacing".to_string(), Bytes::from(50_u32)),
|
|
("extension".to_string(), Bytes::zero(20)),
|
|
]),
|
|
..Default::default()
|
|
};
|
|
let ekubo_swap_usdt_usdc = Swap {
|
|
component,
|
|
token_in: usdt.clone(),
|
|
token_out: usdc.clone(),
|
|
split: 0f64,
|
|
};
|
|
|
|
// USV4
|
|
// Fee and tick spacing information for this test is obtained by querying the
|
|
// USV4 Position Manager contract: 0xbd216513d74c8cf14cf4747e6aaa6420ff64ee9e
|
|
// Using the poolKeys function with the first 25 bytes of the pool id
|
|
let pool_fee_usdc_eth = Bytes::from(BigInt::from(3000).to_signed_bytes_be());
|
|
let tick_spacing_usdc_eth = Bytes::from(BigInt::from(60).to_signed_bytes_be());
|
|
let mut static_attributes_usdc_eth: HashMap<String, Bytes> = HashMap::new();
|
|
static_attributes_usdc_eth.insert("key_lp_fee".into(), pool_fee_usdc_eth);
|
|
static_attributes_usdc_eth.insert("tick_spacing".into(), tick_spacing_usdc_eth);
|
|
|
|
let usv4_swap_usdc_eth = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xdce6394339af00981949f5f3baf27e3610c76326a700af57e4b3e3ae4977f78d"
|
|
.to_string(),
|
|
protocol_system: "uniswap_v4".to_string(),
|
|
static_attributes: static_attributes_usdc_eth,
|
|
..Default::default()
|
|
},
|
|
token_in: usdc.clone(),
|
|
token_out: eth.clone(),
|
|
split: 0f64,
|
|
};
|
|
|
|
// Put all components together
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SequentialSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
Some(private_key),
|
|
Bytes::from_str("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395").unwrap(),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: dai,
|
|
given_amount: BigUint::from_str("1500_000000000000000000").unwrap(),
|
|
checked_token: eth,
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("732214216964381330").unwrap()),
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2")
|
|
.unwrap(),
|
|
swaps: vec![
|
|
usv2_swap_dai_weth,
|
|
balancer_swap_weth_wbtc,
|
|
curve_swap_wbtc_usdt,
|
|
ekubo_swap_usdt_usdc,
|
|
usv4_swap_usdc_eth,
|
|
],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
write_calldata_to_file("test_multi_protocol", hex_calldata.as_str());
|
|
}
|
|
}
|
|
}
|
|
|
|
mod split {
|
|
use super::*;
|
|
|
|
#[test]
|
|
fn test_split_swap_strategy_encoder() {
|
|
// Note: This test does not assert anything. It is only used to obtain integration test
|
|
// data for our router solidity test.
|
|
//
|
|
// Performs a split swap from WETH to USDC though WBTC and DAI using USV2 pools
|
|
//
|
|
// ┌──(USV2)──> WBTC ───(USV2)──> USDC
|
|
// WETH ─┤
|
|
// └──(USV2)──> DAI ───(USV2)──> USDC
|
|
//
|
|
|
|
// Set up a mock private key for signing
|
|
let private_key =
|
|
"0x123456789abcdef123456789abcdef123456789abcdef123456789abcdef1234".to_string();
|
|
|
|
let weth = weth();
|
|
let dai = Bytes::from_str("0x6b175474e89094c44da98b954eedeac495271d0f").unwrap();
|
|
let wbtc = Bytes::from_str("0x2260fac5e5542a773aa44fbcfedf7c193bc2c599").unwrap();
|
|
let usdc = Bytes::from_str("0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48").unwrap();
|
|
|
|
let swap_weth_dai = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xA478c2975Ab1Ea89e8196811F51A7B7Ade33eB11".to_string(),
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: weth.clone(),
|
|
token_out: dai.clone(),
|
|
split: 0.5f64,
|
|
};
|
|
let swap_weth_wbtc = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xBb2b8038a1640196FbE3e38816F3e67Cba72D940".to_string(),
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: weth.clone(),
|
|
token_out: wbtc.clone(),
|
|
// This represents the remaining 50%, but to avoid any rounding errors we set this
|
|
// to 0 to signify "the remainder of the WETH value". It should
|
|
// still be very close to 50%
|
|
split: 0f64,
|
|
};
|
|
let swap_dai_usdc = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xAE461cA67B15dc8dc81CE7615e0320dA1A9aB8D5".to_string(),
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: dai.clone(),
|
|
token_out: usdc.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_wbtc_usdc = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0x004375Dff511095CC5A197A54140a24eFEF3A416".to_string(),
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
..Default::default()
|
|
},
|
|
token_in: wbtc.clone(),
|
|
token_out: usdc.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SplitSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
Some(private_key),
|
|
Bytes::from("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395"),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: weth,
|
|
given_amount: BigUint::from_str("1_000000000000000000").unwrap(),
|
|
checked_token: usdc,
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("26173932").unwrap()),
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
swaps: vec![swap_weth_dai, swap_weth_wbtc, swap_dai_usdc, swap_wbtc_usdc],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
write_calldata_to_file("test_split_swap_strategy_encoder", hex_calldata.as_str());
|
|
}
|
|
|
|
#[test]
|
|
fn test_split_input_cyclic_swap() {
|
|
// This test has start and end tokens that are the same
|
|
// The flow is:
|
|
// ┌─ (USV3, 60% split) ──> WETH ─┐
|
|
// │ │
|
|
// USDC ──────┤ ├──(USV2)──> USDC
|
|
// │ │
|
|
// └─ (USV3, 40% split) ──> WETH ─┘
|
|
|
|
// Set up a mock private key for signing (Alice's pk in our router tests)
|
|
let private_key =
|
|
"0x123456789abcdef123456789abcdef123456789abcdef123456789abcdef1234".to_string();
|
|
|
|
let weth = Bytes::from_str("0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2").unwrap();
|
|
let usdc = Bytes::from_str("0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48").unwrap();
|
|
|
|
// USDC -> WETH (Pool 1) - 60% of input
|
|
let swap_usdc_weth_pool1 = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0x88e6A0c2dDD26FEEb64F039a2c41296FcB3f5640".to_string(), /* USDC-WETH USV3
|
|
* Pool 1 */
|
|
protocol_system: "uniswap_v3".to_string(),
|
|
static_attributes: {
|
|
let mut attrs = HashMap::new();
|
|
attrs.insert(
|
|
"fee".to_string(),
|
|
Bytes::from(BigInt::from(500).to_signed_bytes_be()),
|
|
);
|
|
attrs
|
|
},
|
|
..Default::default()
|
|
},
|
|
token_in: usdc.clone(),
|
|
token_out: weth.clone(),
|
|
split: 0.6f64, // 60% of input
|
|
};
|
|
|
|
// USDC -> WETH (Pool 2) - 40% of input (remaining)
|
|
let swap_usdc_weth_pool2 = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0x8ad599c3A0ff1De082011EFDDc58f1908eb6e6D8".to_string(), /* USDC-WETH USV3
|
|
* Pool 2 */
|
|
protocol_system: "uniswap_v3".to_string(),
|
|
static_attributes: {
|
|
let mut attrs = HashMap::new();
|
|
attrs.insert(
|
|
"fee".to_string(),
|
|
Bytes::from(BigInt::from(3000).to_signed_bytes_be()),
|
|
);
|
|
attrs
|
|
},
|
|
..Default::default()
|
|
},
|
|
token_in: usdc.clone(),
|
|
token_out: weth.clone(),
|
|
split: 0f64, // Remaining 40%
|
|
};
|
|
|
|
// WETH -> USDC (Pool 2)
|
|
let swap_weth_usdc_pool2 = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xB4e16d0168e52d35CaCD2c6185b44281Ec28C9Dc".to_string(), /* USDC-WETH USV2
|
|
* Pool 2 */
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
static_attributes: {
|
|
let mut attrs = HashMap::new();
|
|
attrs.insert(
|
|
"fee".to_string(),
|
|
Bytes::from(BigInt::from(3000).to_signed_bytes_be()),
|
|
);
|
|
attrs
|
|
},
|
|
..Default::default()
|
|
},
|
|
token_in: weth.clone(),
|
|
token_out: usdc.clone(),
|
|
split: 0.0f64,
|
|
};
|
|
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SplitSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
Some(private_key.clone()),
|
|
Bytes::from("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395"),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: usdc.clone(),
|
|
given_amount: BigUint::from_str("100000000").unwrap(), // 100 USDC (6 decimals)
|
|
checked_token: usdc.clone(),
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("99574171").unwrap()), /* Expected output
|
|
* from
|
|
* test */
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
slippage: None,
|
|
swaps: vec![swap_usdc_weth_pool1, swap_usdc_weth_pool2, swap_weth_usdc_pool2],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let hex_calldata = hex::encode(&calldata);
|
|
let expected_input = [
|
|
"7c553846", // selector
|
|
"0000000000000000000000000000000000000000000000000000000005f5e100", // given amount
|
|
"000000000000000000000000a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", // given token
|
|
"000000000000000000000000a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", // checked token
|
|
"0000000000000000000000000000000000000000000000000000000005ef619b", // min amount out
|
|
"0000000000000000000000000000000000000000000000000000000000000000", // wrap action
|
|
"0000000000000000000000000000000000000000000000000000000000000000", // unwrap action
|
|
"0000000000000000000000000000000000000000000000000000000000000002", // tokens length
|
|
"000000000000000000000000cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2", // receiver
|
|
]
|
|
.join("");
|
|
let expected_swaps = [
|
|
"0000000000000000000000000000000000000000000000000000000000000139", // length of ple encoded swaps without padding
|
|
"006e", // ple encoded swaps
|
|
"00", // token in index
|
|
"01", // token out index
|
|
"999999", // split
|
|
"2e234dae75c793f67a35089c9d99245e1c58470b", // executor address
|
|
"a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", // token in
|
|
"c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", // token out
|
|
"0001f4", // pool fee
|
|
"3ede3eca2a72b3aecc820e955b36f38437d01395", // receiver
|
|
"88e6a0c2ddd26feeb64f039a2c41296fcb3f5640", // component id
|
|
"01", // zero2one
|
|
"00", // transfer type TransferFrom
|
|
"006e", // ple encoded swaps
|
|
"00", // token in index
|
|
"01", // token out index
|
|
"000000", // split
|
|
"2e234dae75c793f67a35089c9d99245e1c58470b", // executor address
|
|
"a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", // token in
|
|
"c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", // token out
|
|
"000bb8", // pool fee
|
|
"3ede3eca2a72b3aecc820e955b36f38437d01395", // receiver
|
|
"8ad599c3a0ff1de082011efddc58f1908eb6e6d8", // component id
|
|
"01", // zero2one
|
|
"00", // transfer type TransferFrom
|
|
"0057", // ple encoded swaps
|
|
"01", // token in index
|
|
"00", // token out index
|
|
"000000", // split
|
|
"5615deb798bb3e4dfa0139dfa1b3d433cc23b72f", // executor address,
|
|
"c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", // token in
|
|
"b4e16d0168e52d35cacd2c6185b44281ec28c9dc", // component id,
|
|
"cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2", // receiver
|
|
"00", // zero2one
|
|
"01", // transfer type Transfer
|
|
"00000000000000" // padding
|
|
]
|
|
.join("");
|
|
assert_eq!(hex_calldata[..520], expected_input);
|
|
assert_eq!(hex_calldata[1288..], expected_swaps);
|
|
write_calldata_to_file("test_split_input_cyclic_swap", hex_calldata.as_str());
|
|
}
|
|
|
|
#[test]
|
|
fn test_split_output_cyclic_swap() {
|
|
// This test has start and end tokens that are the same
|
|
// The flow is:
|
|
// ┌─── (USV3, 60% split) ───┐
|
|
// │ │
|
|
// USDC ──(USV2) ── WETH──| ├─> USDC
|
|
// │ │
|
|
// └─── (USV3, 40% split) ───┘
|
|
|
|
// Set up a mock private key for signing (Alice's pk in our router tests)
|
|
let private_key =
|
|
"0x123456789abcdef123456789abcdef123456789abcdef123456789abcdef1234".to_string();
|
|
|
|
let weth = Bytes::from_str("0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2").unwrap();
|
|
let usdc = Bytes::from_str("0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48").unwrap();
|
|
|
|
let swap_usdc_weth_v2 = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xB4e16d0168e52d35CaCD2c6185b44281Ec28C9Dc".to_string(), // USDC-WETH USV2
|
|
protocol_system: "uniswap_v2".to_string(),
|
|
static_attributes: {
|
|
let mut attrs = HashMap::new();
|
|
attrs.insert(
|
|
"fee".to_string(),
|
|
Bytes::from(BigInt::from(500).to_signed_bytes_be()),
|
|
);
|
|
attrs
|
|
},
|
|
..Default::default()
|
|
},
|
|
token_in: usdc.clone(),
|
|
token_out: weth.clone(),
|
|
split: 0.0f64,
|
|
};
|
|
|
|
let swap_weth_usdc_v3_pool1 = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0x88e6A0c2dDD26FEEb64F039a2c41296FcB3f5640".to_string(), /* USDC-WETH USV3
|
|
* Pool 1 */
|
|
protocol_system: "uniswap_v3".to_string(),
|
|
static_attributes: {
|
|
let mut attrs = HashMap::new();
|
|
attrs.insert(
|
|
"fee".to_string(),
|
|
Bytes::from(BigInt::from(500).to_signed_bytes_be()),
|
|
);
|
|
attrs
|
|
},
|
|
..Default::default()
|
|
},
|
|
token_in: weth.clone(),
|
|
token_out: usdc.clone(),
|
|
split: 0.6f64,
|
|
};
|
|
|
|
let swap_weth_usdc_v3_pool2 = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0x8ad599c3A0ff1De082011EFDDc58f1908eb6e6D8".to_string(), /* USDC-WETH USV3
|
|
* Pool 2 */
|
|
protocol_system: "uniswap_v3".to_string(),
|
|
static_attributes: {
|
|
let mut attrs = HashMap::new();
|
|
attrs.insert(
|
|
"fee".to_string(),
|
|
Bytes::from(BigInt::from(3000).to_signed_bytes_be()),
|
|
);
|
|
attrs
|
|
},
|
|
..Default::default()
|
|
},
|
|
token_in: weth.clone(),
|
|
token_out: usdc.clone(),
|
|
split: 0.0f64,
|
|
};
|
|
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SplitSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
Some(private_key.clone()),
|
|
Bytes::from("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395"),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: usdc.clone(),
|
|
given_amount: BigUint::from_str("100000000").unwrap(), // 100 USDC (6 decimals)
|
|
checked_token: usdc.clone(),
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("99025908").unwrap()), /* Expected output
|
|
* from
|
|
* test */
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
slippage: None,
|
|
swaps: vec![swap_usdc_weth_v2, swap_weth_usdc_v3_pool1, swap_weth_usdc_v3_pool2],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let hex_calldata = hex::encode(&calldata);
|
|
let expected_input = [
|
|
"7c553846", // selector
|
|
"0000000000000000000000000000000000000000000000000000000005f5e100", // given amount
|
|
"000000000000000000000000a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", // given token
|
|
"000000000000000000000000a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", // checked token
|
|
"0000000000000000000000000000000000000000000000000000000005e703f4", // min amount out
|
|
"0000000000000000000000000000000000000000000000000000000000000000", // wrap action
|
|
"0000000000000000000000000000000000000000000000000000000000000000", // unwrap action
|
|
"0000000000000000000000000000000000000000000000000000000000000002", // tokens length
|
|
"000000000000000000000000cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2", // receiver
|
|
]
|
|
.join("");
|
|
|
|
let expected_swaps = [
|
|
"0000000000000000000000000000000000000000000000000000000000000139", // length of ple encoded swaps without padding
|
|
"0057", // ple encoded swaps
|
|
"00", // token in index
|
|
"01", // token out index
|
|
"000000", // split
|
|
"5615deb798bb3e4dfa0139dfa1b3d433cc23b72f", // executor address
|
|
"a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", // token in
|
|
"b4e16d0168e52d35cacd2c6185b44281ec28c9dc", // component id
|
|
"3ede3eca2a72b3aecc820e955b36f38437d01395", // receiver
|
|
"01", // zero2one
|
|
"00", // transfer type TransferFrom
|
|
"006e", // ple encoded swaps
|
|
"01", // token in index
|
|
"00", // token out index
|
|
"999999", // split
|
|
"2e234dae75c793f67a35089c9d99245e1c58470b", // executor address
|
|
"c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", // token in
|
|
"a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", // token out
|
|
"0001f4", // pool fee
|
|
"cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2", // receiver
|
|
"88e6a0c2ddd26feeb64f039a2c41296fcb3f5640", // component id
|
|
"00", // zero2one
|
|
"01", // transfer type Transfer
|
|
"006e", // ple encoded swaps
|
|
"01", // token in index
|
|
"00", // token out index
|
|
"000000", // split
|
|
"2e234dae75c793f67a35089c9d99245e1c58470b", // executor address
|
|
"c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", // token in
|
|
"a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", // token out
|
|
"000bb8", // pool fee
|
|
"cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2", // receiver
|
|
"8ad599c3a0ff1de082011efddc58f1908eb6e6d8", // component id
|
|
"00", // zero2one
|
|
"01", // transfer type Transfer
|
|
"00000000000000" // padding
|
|
]
|
|
.join("");
|
|
|
|
assert_eq!(hex_calldata[..520], expected_input);
|
|
assert_eq!(hex_calldata[1288..], expected_swaps);
|
|
write_calldata_to_file("test_split_output_cyclic_swap", hex_calldata.as_str());
|
|
}
|
|
}
|
|
|
|
mod protocol_integration {
|
|
// in this module we test protocol specific logic by creating the calldata that then is
|
|
// used in the solidity tests
|
|
use super::*;
|
|
|
|
#[test]
|
|
fn test_single_encoding_strategy_ekubo() {
|
|
// ETH ──(EKUBO)──> USDC
|
|
|
|
let token_in = Bytes::from(Address::ZERO.as_slice());
|
|
let token_out = Bytes::from("0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"); // USDC
|
|
|
|
let static_attributes = HashMap::from([
|
|
("fee".to_string(), Bytes::from(0_u64)),
|
|
("tick_spacing".to_string(), Bytes::from(0_u32)),
|
|
(
|
|
"extension".to_string(),
|
|
Bytes::from("0x51d02a5948496a67827242eabc5725531342527c"),
|
|
), /* Oracle */
|
|
]);
|
|
|
|
let component = ProtocolComponent {
|
|
// All Ekubo swaps go through the core contract - not necessary to specify pool id
|
|
// for test
|
|
protocol_system: "ekubo_v2".to_string(),
|
|
static_attributes,
|
|
..Default::default()
|
|
};
|
|
|
|
let swap = Swap {
|
|
component,
|
|
token_in: token_in.clone(),
|
|
token_out: token_out.clone(),
|
|
split: 0f64,
|
|
};
|
|
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SingleSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
None,
|
|
Bytes::from_str("0xA4AD4f68d0b91CFD19687c881e50f3A00242828c").unwrap(),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: token_in,
|
|
given_amount: BigUint::from_str("1_000000000000000000").unwrap(),
|
|
checked_token: token_out,
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("1000").unwrap()),
|
|
slippage: None,
|
|
// Alice
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
swaps: vec![swap],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
write_calldata_to_file("test_single_encoding_strategy_ekubo", hex_calldata.as_str());
|
|
}
|
|
|
|
#[test]
|
|
fn test_single_encoding_strategy_maverick() {
|
|
// GHO -> (maverick) -> USDC
|
|
let maverick_pool = ProtocolComponent {
|
|
id: String::from("0x14Cf6D2Fe3E1B326114b07d22A6F6bb59e346c67"),
|
|
protocol_system: String::from("vm:maverick_v2"),
|
|
..Default::default()
|
|
};
|
|
let token_in = Bytes::from("0x40D16FC0246aD3160Ccc09B8D0D3A2cD28aE6C2f");
|
|
let token_out = Bytes::from("0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48");
|
|
let swap = Swap {
|
|
component: maverick_pool,
|
|
token_in: token_in.clone(),
|
|
token_out: token_out.clone(),
|
|
split: 0f64,
|
|
};
|
|
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SingleSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
None,
|
|
Bytes::from_str("0xA4AD4f68d0b91CFD19687c881e50f3A00242828c").unwrap(),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: token_in,
|
|
given_amount: BigUint::from_str("1_000000000000000000").unwrap(),
|
|
checked_token: token_out,
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("1000").unwrap()),
|
|
slippage: None,
|
|
// Alice
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
swaps: vec![swap],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
write_calldata_to_file("test_single_encoding_strategy_maverick", hex_calldata.as_str());
|
|
}
|
|
|
|
#[test]
|
|
fn test_single_encoding_strategy_usv4_eth_in() {
|
|
// Performs a single swap from ETH to PEPE using a USV4 pool
|
|
// Note: This test does not assert anything. It is only used to obtain integration test
|
|
// data for our router solidity test.
|
|
//
|
|
// ETH ───(USV4)──> PEPE
|
|
//
|
|
// Set up a mock private key for signing (Alice's pk in our router tests)
|
|
let private_key =
|
|
"0x123456789abcdef123456789abcdef123456789abcdef123456789abcdef1234".to_string();
|
|
|
|
let eth = eth();
|
|
let pepe = Bytes::from_str("0x6982508145454Ce325dDbE47a25d4ec3d2311933").unwrap();
|
|
|
|
let pool_fee_eth_pepe = Bytes::from(BigInt::from(25000).to_signed_bytes_be());
|
|
let tick_spacing_eth_pepe = Bytes::from(BigInt::from(500).to_signed_bytes_be());
|
|
let mut static_attributes_eth_pepe: HashMap<String, Bytes> = HashMap::new();
|
|
static_attributes_eth_pepe.insert("key_lp_fee".into(), pool_fee_eth_pepe);
|
|
static_attributes_eth_pepe.insert("tick_spacing".into(), tick_spacing_eth_pepe);
|
|
|
|
let swap_eth_pepe = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xecd73ecbf77219f21f129c8836d5d686bbc27d264742ddad620500e3e548e2c9"
|
|
.to_string(),
|
|
protocol_system: "uniswap_v4".to_string(),
|
|
static_attributes: static_attributes_eth_pepe,
|
|
..Default::default()
|
|
},
|
|
token_in: eth.clone(),
|
|
token_out: pepe.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SingleSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
Some(private_key),
|
|
Bytes::from("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395"),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: eth,
|
|
given_amount: BigUint::from_str("1_000000000000000000").unwrap(),
|
|
checked_token: pepe,
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("152373460199848577067005852").unwrap()),
|
|
slippage: None,
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
swaps: vec![swap_eth_pepe],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
let hex_calldata = encode(&calldata);
|
|
|
|
write_calldata_to_file(
|
|
"test_single_encoding_strategy_usv4_eth_in",
|
|
hex_calldata.as_str(),
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_single_encoding_strategy_usv4_eth_out() {
|
|
// Performs a single swap from USDC to ETH using a USV4 pool
|
|
// Note: This test does not assert anything. It is only used to obtain integration test
|
|
// data for our router solidity test.
|
|
//
|
|
// USDC ───(USV4)──> ETH
|
|
//
|
|
// Set up a mock private key for signing (Alice's pk in our router tests)
|
|
let private_key =
|
|
"0x123456789abcdef123456789abcdef123456789abcdef123456789abcdef1234".to_string();
|
|
|
|
let eth = eth();
|
|
let usdc = Bytes::from_str("0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48").unwrap();
|
|
|
|
// Fee and tick spacing information for this test is obtained by querying the
|
|
// USV4 Position Manager contract: 0xbd216513d74c8cf14cf4747e6aaa6420ff64ee9e
|
|
// Using the poolKeys function with the first 25 bytes of the pool id
|
|
let pool_fee_usdc_eth = Bytes::from(BigInt::from(3000).to_signed_bytes_be());
|
|
let tick_spacing_usdc_eth = Bytes::from(BigInt::from(60).to_signed_bytes_be());
|
|
let mut static_attributes_usdc_eth: HashMap<String, Bytes> = HashMap::new();
|
|
static_attributes_usdc_eth.insert("key_lp_fee".into(), pool_fee_usdc_eth);
|
|
static_attributes_usdc_eth.insert("tick_spacing".into(), tick_spacing_usdc_eth);
|
|
|
|
let swap_usdc_eth = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xdce6394339af00981949f5f3baf27e3610c76326a700af57e4b3e3ae4977f78d"
|
|
.to_string(),
|
|
protocol_system: "uniswap_v4".to_string(),
|
|
static_attributes: static_attributes_usdc_eth,
|
|
..Default::default()
|
|
},
|
|
token_in: usdc.clone(),
|
|
token_out: eth.clone(),
|
|
split: 0f64,
|
|
};
|
|
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SplitSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
Some(private_key),
|
|
Bytes::from("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395"),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: usdc,
|
|
given_amount: BigUint::from_str("3000_000000").unwrap(),
|
|
checked_token: eth,
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("1117254495486192350").unwrap()),
|
|
slippage: None,
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
swaps: vec![swap_usdc_eth],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
write_calldata_to_file(
|
|
"test_single_encoding_strategy_usv4_eth_out",
|
|
hex_calldata.as_str(),
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_single_encoding_strategy_usv4_grouped_swap() {
|
|
// Performs a sequential swap from USDC to PEPE though ETH using two consecutive USV4
|
|
// pools
|
|
//
|
|
// USDC ──(USV4)──> ETH ───(USV4)──> PEPE
|
|
//
|
|
|
|
// Set up a mock private key for signing (Alice's pk in our router tests)
|
|
let private_key =
|
|
"0x123456789abcdef123456789abcdef123456789abcdef123456789abcdef1234".to_string();
|
|
|
|
let eth = eth();
|
|
let usdc = Bytes::from_str("0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48").unwrap();
|
|
let pepe = Bytes::from_str("0x6982508145454Ce325dDbE47a25d4ec3d2311933").unwrap();
|
|
|
|
// Fee and tick spacing information for this test is obtained by querying the
|
|
// USV4 Position Manager contract: 0xbd216513d74c8cf14cf4747e6aaa6420ff64ee9e
|
|
// Using the poolKeys function with the first 25 bytes of the pool id
|
|
let pool_fee_usdc_eth = Bytes::from(BigInt::from(3000).to_signed_bytes_be());
|
|
let tick_spacing_usdc_eth = Bytes::from(BigInt::from(60).to_signed_bytes_be());
|
|
let mut static_attributes_usdc_eth: HashMap<String, Bytes> = HashMap::new();
|
|
static_attributes_usdc_eth.insert("key_lp_fee".into(), pool_fee_usdc_eth);
|
|
static_attributes_usdc_eth.insert("tick_spacing".into(), tick_spacing_usdc_eth);
|
|
|
|
let pool_fee_eth_pepe = Bytes::from(BigInt::from(25000).to_signed_bytes_be());
|
|
let tick_spacing_eth_pepe = Bytes::from(BigInt::from(500).to_signed_bytes_be());
|
|
let mut static_attributes_eth_pepe: HashMap<String, Bytes> = HashMap::new();
|
|
static_attributes_eth_pepe.insert("key_lp_fee".into(), pool_fee_eth_pepe);
|
|
static_attributes_eth_pepe.insert("tick_spacing".into(), tick_spacing_eth_pepe);
|
|
|
|
let swap_usdc_eth = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xdce6394339af00981949f5f3baf27e3610c76326a700af57e4b3e3ae4977f78d"
|
|
.to_string(),
|
|
protocol_system: "uniswap_v4".to_string(),
|
|
static_attributes: static_attributes_usdc_eth,
|
|
..Default::default()
|
|
},
|
|
token_in: usdc.clone(),
|
|
token_out: eth.clone(),
|
|
split: 0f64,
|
|
};
|
|
|
|
let swap_eth_pepe = Swap {
|
|
component: ProtocolComponent {
|
|
id: "0xecd73ecbf77219f21f129c8836d5d686bbc27d264742ddad620500e3e548e2c9"
|
|
.to_string(),
|
|
protocol_system: "uniswap_v4".to_string(),
|
|
static_attributes: static_attributes_eth_pepe,
|
|
..Default::default()
|
|
},
|
|
token_in: eth.clone(),
|
|
token_out: pepe.clone(),
|
|
split: 0f64,
|
|
};
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SingleSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
Some(private_key),
|
|
Bytes::from("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395"),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: usdc,
|
|
given_amount: BigUint::from_str("1000_000000").unwrap(),
|
|
checked_token: pepe,
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("97191013220606467325121599").unwrap()),
|
|
slippage: None,
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
swaps: vec![swap_usdc_eth, swap_eth_pepe],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let expected_input = [
|
|
"30ace1b1", // Function selector (single swap)
|
|
"000000000000000000000000000000000000000000000000000000003b9aca00", // amount in
|
|
"000000000000000000000000a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", // token in
|
|
"0000000000000000000000006982508145454ce325ddbe47a25d4ec3d2311933", // token out
|
|
"0000000000000000000000000000000000000000005064ff624d54346285543f", // min amount out
|
|
"0000000000000000000000000000000000000000000000000000000000000000", // wrap
|
|
"0000000000000000000000000000000000000000000000000000000000000000", // unwrap
|
|
"000000000000000000000000cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2", // receiver
|
|
]
|
|
.join("");
|
|
|
|
// after this there is the permit and because of the deadlines (that depend on block
|
|
// time) it's hard to assert
|
|
|
|
let expected_swaps = String::from(concat!(
|
|
// length of ple encoded swaps without padding
|
|
"0000000000000000000000000000000000000000000000000000000000000086",
|
|
// Swap data header
|
|
"f62849f9a0b5bf2913b396098f7c7019b51a820a", // executor address
|
|
// Protocol data
|
|
"a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", // group token in
|
|
"6982508145454ce325ddbe47a25d4ec3d2311933", // group token in
|
|
"00", // zero2one
|
|
"00", // transfer type TransferFrom
|
|
"cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2", // receiver
|
|
// First pool params
|
|
"0000000000000000000000000000000000000000", // intermediary token (ETH)
|
|
"000bb8", // fee
|
|
"00003c", // tick spacing
|
|
// Second pool params
|
|
"6982508145454ce325ddbe47a25d4ec3d2311933", // intermediary token (PEPE)
|
|
"0061a8", // fee
|
|
"0001f4", // tick spacing
|
|
"0000000000000000000000000000000000000000000000000000" // padding
|
|
));
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
|
|
assert_eq!(hex_calldata[..456], expected_input);
|
|
assert_eq!(hex_calldata[1224..], expected_swaps);
|
|
write_calldata_to_file(
|
|
"test_single_encoding_strategy_usv4_grouped_swap",
|
|
hex_calldata.as_str(),
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_single_encoding_strategy_curve() {
|
|
// UWU ──(curve 2 crypto pool)──> WETH
|
|
|
|
let token_in = Bytes::from("0x55C08ca52497e2f1534B59E2917BF524D4765257"); // UWU
|
|
let token_out = Bytes::from("0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2"); // WETH
|
|
|
|
let static_attributes = HashMap::from([(
|
|
"factory".to_string(),
|
|
Bytes::from(
|
|
"0x98ee851a00abee0d95d08cf4ca2bdce32aeaaf7f"
|
|
.as_bytes()
|
|
.to_vec(),
|
|
),
|
|
)]);
|
|
|
|
let component = ProtocolComponent {
|
|
id: String::from("0x77146B0a1d08B6844376dF6d9da99bA7F1b19e71"),
|
|
protocol_system: String::from("vm:curve"),
|
|
static_attributes,
|
|
..Default::default()
|
|
};
|
|
|
|
let swap = Swap {
|
|
component,
|
|
token_in: token_in.clone(),
|
|
token_out: token_out.clone(),
|
|
split: 0f64,
|
|
};
|
|
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SingleSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
None,
|
|
Bytes::from_str("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395").unwrap(),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: token_in,
|
|
given_amount: BigUint::from_str("1_000000000000000000").unwrap(),
|
|
checked_token: token_out,
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("1").unwrap()),
|
|
slippage: None,
|
|
// Alice
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
swaps: vec![swap],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
write_calldata_to_file("test_single_encoding_strategy_curve", hex_calldata.as_str());
|
|
}
|
|
|
|
#[test]
|
|
fn test_single_encoding_strategy_curve_st_eth() {
|
|
// ETH ──(curve stETH pool)──> STETH
|
|
|
|
let token_in = Bytes::from("0x0000000000000000000000000000000000000000"); // ETH
|
|
let token_out = Bytes::from("0xae7ab96520DE3A18E5e111B5EaAb095312D7fE84"); // STETH
|
|
|
|
let static_attributes = HashMap::from([(
|
|
"factory".to_string(),
|
|
Bytes::from(
|
|
"0x0000000000000000000000000000000000000000"
|
|
.as_bytes()
|
|
.to_vec(),
|
|
),
|
|
)]);
|
|
|
|
let component = ProtocolComponent {
|
|
id: String::from("0xDC24316b9AE028F1497c275EB9192a3Ea0f67022"),
|
|
protocol_system: String::from("vm:curve"),
|
|
static_attributes,
|
|
..Default::default()
|
|
};
|
|
|
|
let swap = Swap {
|
|
component,
|
|
token_in: token_in.clone(),
|
|
token_out: token_out.clone(),
|
|
split: 0f64,
|
|
};
|
|
|
|
let swap_encoder_registry = get_swap_encoder_registry();
|
|
let encoder = SingleSwapStrategyEncoder::new(
|
|
eth_chain(),
|
|
swap_encoder_registry,
|
|
None,
|
|
Bytes::from_str("0x3Ede3eCa2a72B3aeCC820E955B36f38437D01395").unwrap(),
|
|
false,
|
|
)
|
|
.unwrap();
|
|
|
|
let solution = Solution {
|
|
exact_out: false,
|
|
given_token: token_in,
|
|
given_amount: BigUint::from_str("1_000000000000000000").unwrap(),
|
|
checked_token: token_out,
|
|
expected_amount: None,
|
|
checked_amount: Some(BigUint::from_str("1").unwrap()),
|
|
slippage: None,
|
|
// Alice
|
|
sender: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
receiver: Bytes::from_str("0xcd09f75E2BF2A4d11F3AB23f1389FcC1621c0cc2").unwrap(),
|
|
swaps: vec![swap],
|
|
..Default::default()
|
|
};
|
|
|
|
let (calldata, _) = encoder
|
|
.encode_strategy(solution)
|
|
.unwrap();
|
|
|
|
let hex_calldata = encode(&calldata);
|
|
write_calldata_to_file(
|
|
"test_single_encoding_strategy_curve_st_eth",
|
|
hex_calldata.as_str(),
|
|
);
|
|
}
|
|
}
|
|
}
|