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test: scarb library with template test cases
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pub mod constants; | ||
pub mod ctx; | ||
pub mod dummies; | ||
pub mod err; | ||
pub mod katana; | ||
pub mod matchers; | ||
pub mod node; |
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pub mod dummies; | ||
pub mod matchers; | ||
pub mod node; |
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[package] | ||
name = "account" | ||
version = "0.1.0" | ||
cairo-version = "2.5.4" | ||
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[dependencies] | ||
starknet = ">=2.5.4" | ||
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[[target.starknet-contract]] | ||
sierra = true | ||
casm = true |
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use starknet::account::Call; | ||
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mod SUPPORTED_TX_VERSION { | ||
const DEPLOY_ACCOUNT: felt252 = 1; | ||
const DECLARE: felt252 = 2; | ||
const INVOKE: felt252 = 1; | ||
} | ||
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#[starknet::interface] | ||
trait IAccount<T> { | ||
fn is_valid_signature(self: @T, hash: felt252, signature: Array<felt252>) -> felt252; | ||
fn supports_interface(self: @T, interface_id: felt252) -> bool; | ||
fn public_key(self: @T) -> felt252; | ||
fn id(self: @T) -> u128; | ||
} | ||
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#[starknet::contract] | ||
mod Account { | ||
use super::{Call, IAccount, SUPPORTED_TX_VERSION}; | ||
use starknet::{get_caller_address, call_contract_syscall, get_tx_info, VALIDATED}; | ||
use zeroable::Zeroable; | ||
use array::{ArrayTrait, SpanTrait}; | ||
use ecdsa::check_ecdsa_signature; | ||
use box::BoxTrait; | ||
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const SIMULATE_TX_VERSION_OFFSET: felt252 = 340282366920938463463374607431768211456; // 2**128 | ||
const SRC6_TRAIT_ID: felt252 = 1270010605630597976495846281167968799381097569185364931397797212080166453709; // hash of SNIP-6 trait | ||
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#[storage] | ||
struct Storage { | ||
public_key: felt252, | ||
id: u128 | ||
} | ||
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#[constructor] | ||
fn constructor(ref self: ContractState, public_key: felt252) { | ||
self.public_key.write(public_key); | ||
self.id.write(0); | ||
} | ||
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#[abi(embed_v0)] | ||
impl AccountImpl of IAccount<ContractState> { | ||
fn is_valid_signature(self: @ContractState, hash: felt252, signature: Array<felt252>) -> felt252 { | ||
let is_valid = self.is_valid_signature_bool(hash, signature.span()); | ||
if is_valid { VALIDATED } else { 0 } | ||
} | ||
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fn supports_interface(self: @ContractState, interface_id: felt252) -> bool { | ||
interface_id == SRC6_TRAIT_ID | ||
} | ||
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fn public_key(self: @ContractState) -> felt252 { | ||
self.public_key.read() | ||
} | ||
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fn id(self: @ContractState) -> u128 { | ||
self.id.read() | ||
} | ||
} | ||
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#[abi(per_item)] | ||
#[generate_trait] | ||
impl ProtocolImpl of ProtocolTrait { | ||
fn __execute__(ref self: ContractState, calls: Array<Call>) -> Array<Span<felt252>> { | ||
self.only_protocol(); | ||
self.only_supported_tx_version(SUPPORTED_TX_VERSION::INVOKE); | ||
self.execute_multiple_calls(calls) | ||
} | ||
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fn __validate__(self: @ContractState, calls: Array<Call>) -> felt252 { | ||
self.only_protocol(); | ||
self.only_supported_tx_version(SUPPORTED_TX_VERSION::INVOKE); | ||
self.validate_transaction() | ||
} | ||
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fn __validate_declare__(self: @ContractState, class_hash: felt252) -> felt252 { | ||
self.only_protocol(); | ||
self.only_supported_tx_version(SUPPORTED_TX_VERSION::DECLARE); | ||
self.validate_transaction() | ||
} | ||
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fn __validate_deploy__(self: @ContractState, class_hash: felt252, salt: felt252, public_key: felt252) -> felt252 { | ||
self.only_protocol(); | ||
self.only_supported_tx_version(SUPPORTED_TX_VERSION::DEPLOY_ACCOUNT); | ||
self.validate_transaction() | ||
} | ||
} | ||
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#[generate_trait] | ||
impl PrivateImpl of PrivateTrait { | ||
fn only_protocol(self: @ContractState) { | ||
let sender = get_caller_address(); | ||
assert(sender.is_zero(), 'Account: invalid caller'); | ||
} | ||
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fn is_valid_signature_bool(self: @ContractState, hash: felt252, signature: Span<felt252>) -> bool { | ||
let is_valid_length = signature.len() == 2_u32; | ||
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if !is_valid_length { | ||
return false; | ||
} | ||
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check_ecdsa_signature( | ||
hash, self.public_key.read(), *signature.at(0_u32), *signature.at(1_u32) | ||
) | ||
} | ||
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fn validate_transaction(self: @ContractState) -> felt252 { | ||
let tx_info = get_tx_info().unbox(); | ||
let tx_hash = tx_info.transaction_hash; | ||
let signature = tx_info.signature; | ||
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let is_valid = self.is_valid_signature_bool(tx_hash, signature); | ||
assert(is_valid, 'Account: Incorrect tx signature'); | ||
VALIDATED | ||
} | ||
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fn execute_single_call(self: @ContractState, call: Call) -> Span<felt252> { | ||
let Call{to, selector, calldata} = call; | ||
call_contract_syscall(to, selector, calldata.into()).unwrap() | ||
} | ||
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fn execute_multiple_calls(self: @ContractState, mut calls: Array<Call>) -> Array<Span<felt252>> { | ||
let mut res = ArrayTrait::new(); | ||
loop { | ||
match calls.pop_front() { | ||
Option::Some(call) => { | ||
let _res = self.execute_single_call(call); | ||
res.append(_res); | ||
}, | ||
Option::None(_) => { | ||
break (); | ||
}, | ||
}; | ||
}; | ||
res | ||
} | ||
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fn only_supported_tx_version(self: @ContractState, supported_tx_version: felt252) { | ||
let tx_info = get_tx_info().unbox(); | ||
let version = tx_info.version; | ||
assert( | ||
version == supported_tx_version || | ||
version == SIMULATE_TX_VERSION_OFFSET + supported_tx_version, | ||
'Account: Unsupported tx version' | ||
); | ||
} | ||
} | ||
} |
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