openethereum/ethcore/src/json_tests/executive.rs

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// Copyright 2015-2017 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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use std::sync::Arc;
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use super::test_common::*;
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use state::{Backend as StateBackend, State, Substate};
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use executive::*;
use engines::Engine;
use evm::{VMType, Finalize};
use vm::{
self, ActionParams, CallType, Schedule, Ext,
ContractCreateResult, EnvInfo, MessageCallResult,
CreateContractAddress, ReturnData,
};
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use externalities::*;
use tests::helpers::*;
use ethjson;
use trace::{Tracer, NoopTracer};
use trace::{VMTracer, NoopVMTracer};
use bytes::{Bytes, BytesRef};
use trie;
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#[derive(Debug, PartialEq, Clone)]
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struct CallCreate {
data: Bytes,
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destination: Option<Address>,
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gas_limit: U256,
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value: U256
}
impl From<ethjson::vm::Call> for CallCreate {
fn from(c: ethjson::vm::Call) -> Self {
let dst: Option<ethjson::hash::Address> = c.destination.into();
CallCreate {
data: c.data.into(),
destination: dst.map(Into::into),
gas_limit: c.gas_limit.into(),
value: c.value.into()
}
}
}
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/// Tiny wrapper around executive externalities.
/// Stores callcreates.
struct TestExt<'a, T: 'a, V: 'a, B: 'a, E: 'a>
where T: Tracer, V: VMTracer, B: StateBackend, E: Engine + ?Sized
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{
ext: Externalities<'a, T, V, B, E>,
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callcreates: Vec<CallCreate>,
nonce: U256,
sender: Address,
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}
impl<'a, T: 'a, V: 'a, B: 'a, E: 'a> TestExt<'a, T, V, B, E>
where T: Tracer, V: VMTracer, B: StateBackend, E: Engine + ?Sized
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{
fn new(
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state: &'a mut State<B>,
info: &'a EnvInfo,
engine: &'a E,
depth: usize,
origin_info: OriginInfo,
substate: &'a mut Substate,
output: OutputPolicy<'a, 'a>,
address: Address,
tracer: &'a mut T,
vm_tracer: &'a mut V,
) -> trie::Result<Self> {
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let static_call = false;
Ok(TestExt {
nonce: state.nonce(&address)?,
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ext: Externalities::new(state, info, engine, depth, origin_info, substate, output, tracer, vm_tracer, static_call),
callcreates: vec![],
sender: address,
})
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}
}
impl<'a, T: 'a, V: 'a, B: 'a, E: 'a> Ext for TestExt<'a, T, V, B, E>
where T: Tracer, V: VMTracer, B: StateBackend, E: Engine + ?Sized
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{
fn storage_at(&self, key: &H256) -> vm::Result<H256> {
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self.ext.storage_at(key)
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}
fn set_storage(&mut self, key: H256, value: H256) -> vm::Result<()> {
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self.ext.set_storage(key, value)
}
fn exists(&self, address: &Address) -> vm::Result<bool> {
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self.ext.exists(address)
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}
fn exists_and_not_null(&self, address: &Address) -> vm::Result<bool> {
self.ext.exists_and_not_null(address)
}
fn balance(&self, address: &Address) -> vm::Result<U256> {
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self.ext.balance(address)
}
fn origin_balance(&self) -> vm::Result<U256> {
self.ext.origin_balance()
}
fn blockhash(&mut self, number: &U256) -> H256 {
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self.ext.blockhash(number)
}
fn create(&mut self, gas: &U256, value: &U256, code: &[u8], address: CreateContractAddress) -> ContractCreateResult {
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self.callcreates.push(CallCreate {
data: code.to_vec(),
destination: None,
gas_limit: *gas,
value: *value
});
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let contract_address = contract_address(address, &self.sender, &self.nonce, &code).0;
ContractCreateResult::Created(contract_address, *gas)
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}
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fn call(&mut self,
gas: &U256,
_sender_address: &Address,
receive_address: &Address,
value: Option<U256>,
data: &[u8],
_code_address: &Address,
_output: &mut [u8],
_call_type: CallType
) -> MessageCallResult {
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self.callcreates.push(CallCreate {
data: data.to_vec(),
destination: Some(receive_address.clone()),
gas_limit: *gas,
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value: value.unwrap()
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});
MessageCallResult::Success(*gas, ReturnData::empty())
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}
fn extcode(&self, address: &Address) -> vm::Result<Arc<Bytes>> {
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self.ext.extcode(address)
}
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fn extcodesize(&self, address: &Address) -> vm::Result<usize> {
self.ext.extcodesize(address)
}
fn log(&mut self, topics: Vec<H256>, data: &[u8]) -> vm::Result<()> {
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self.ext.log(topics, data)
}
fn ret(self, gas: &U256, data: &ReturnData) -> Result<U256, vm::Error> {
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self.ext.ret(gas, data)
}
fn suicide(&mut self, refund_address: &Address) -> vm::Result<()> {
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self.ext.suicide(refund_address)
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}
fn schedule(&self) -> &Schedule {
self.ext.schedule()
}
fn env_info(&self) -> &EnvInfo {
self.ext.env_info()
}
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fn depth(&self) -> usize {
0
}
fn inc_sstore_clears(&mut self) {
self.ext.inc_sstore_clears()
}
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}
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fn do_json_test(json_data: &[u8]) -> Vec<String> {
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let vms = VMType::all();
vms
.iter()
.flat_map(|vm| do_json_test_for(vm, json_data))
.collect()
}
fn do_json_test_for(vm_type: &VMType, json_data: &[u8]) -> Vec<String> {
let tests = ethjson::vm::Test::load(json_data).unwrap();
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let mut failed = Vec::new();
for (name, vm) in tests.into_iter() {
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println!("name: {:?}", name);
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let mut fail = false;
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let mut fail_unless = |cond: bool, s: &str | if !cond && !fail {
failed.push(format!("[{}] {}: {}", vm_type, name, s));
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fail = true
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};
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macro_rules! try_fail {
($e: expr) => {
match $e {
Ok(x) => x,
Err(e) => {
let msg = format!("Internal error: {}", e);
fail_unless(false, &msg);
continue
}
}
}
}
let out_of_gas = vm.out_of_gas();
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let mut state = get_temp_state();
state.populate_from(From::from(vm.pre_state.clone()));
let info = From::from(vm.env);
let engine = TestEngine::new(1);
let params = ActionParams::from(vm.transaction);
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let mut substate = Substate::new();
let mut tracer = NoopTracer;
let mut vm_tracer = NoopVMTracer;
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let mut output = vec![];
let vm_factory = state.vm_factory();
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// execute
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let (res, callcreates) = {
let mut ex = try_fail!(TestExt::new(
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&mut state,
&info,
&engine,
0,
OriginInfo::from(&params),
&mut substate,
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OutputPolicy::Return(BytesRef::Flexible(&mut output), None),
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params.address.clone(),
&mut tracer,
&mut vm_tracer,
));
let mut evm = vm_factory.create(params.gas);
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let res = evm.exec(params, &mut ex);
// a return in finalize will not alter callcreates
let callcreates = ex.callcreates.clone();
(res.finalize(ex), callcreates)
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};
match res {
Err(_) => fail_unless(out_of_gas, "didn't expect to run out of gas."),
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Ok(res) => {
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fail_unless(!out_of_gas, "expected to run out of gas.");
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fail_unless(Some(res.gas_left) == vm.gas_left.map(Into::into), "gas_left is incorrect");
let vm_output: Option<Vec<u8>> = vm.output.map(Into::into);
fail_unless(Some(output) == vm_output, "output is incorrect");
for (address, account) in vm.post_state.unwrap().into_iter() {
let address = address.into();
let code: Vec<u8> = account.code.into();
let found_code = try_fail!(state.code(&address));
let found_balance = try_fail!(state.balance(&address));
let found_nonce = try_fail!(state.nonce(&address));
fail_unless(found_code.as_ref().map_or_else(|| code.is_empty(), |c| &**c == &code), "code is incorrect");
fail_unless(found_balance == account.balance.into(), "balance is incorrect");
fail_unless(found_nonce == account.nonce.into(), "nonce is incorrect");
for (k, v) in account.storage {
let key: U256 = k.into();
let value: U256 = v.into();
let found_storage = try_fail!(state.storage_at(&address, &From::from(key)));
fail_unless(found_storage == From::from(value), "storage is incorrect");
}
}
let calls: Option<Vec<CallCreate>> = vm.calls.map(|c| c.into_iter().map(From::from).collect());
fail_unless(Some(callcreates) == calls, "callcreates does not match");
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}
};
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}
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for f in &failed {
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println!("FAILED: {:?}", f);
}
failed
}
declare_test!{ExecutiveTests_vmArithmeticTest, "VMTests/vmArithmeticTest"}
declare_test!{ExecutiveTests_vmBitwiseLogicOperationTest, "VMTests/vmBitwiseLogicOperationTest"}
declare_test!{ExecutiveTests_vmBlockInfoTest, "VMTests/vmBlockInfoTest"}
// TODO [todr] Fails with Signal 11 when using JIT
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declare_test!{ExecutiveTests_vmEnvironmentalInfoTest, "VMTests/vmEnvironmentalInfoTest"}
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declare_test!{ExecutiveTests_vmIOandFlowOperationsTest, "VMTests/vmIOandFlowOperationsTest"}
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declare_test!{heavy => ExecutiveTests_vmInputLimits, "VMTests/vmInputLimits"}
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declare_test!{ExecutiveTests_vmLogTest, "VMTests/vmLogTest"}
declare_test!{ExecutiveTests_vmPerformanceTest, "VMTests/vmPerformanceTest"}
declare_test!{ExecutiveTests_vmPushDupSwapTest, "VMTests/vmPushDupSwapTest"}
declare_test!{ExecutiveTests_vmSha3Test, "VMTests/vmSha3Test"}
declare_test!{ExecutiveTests_vmSystemOperationsTest, "VMTests/vmSystemOperationsTest"}
declare_test!{ExecutiveTests_vmtests, "VMTests/vmtests"}