25b35ebddd
* EIP-211 updates * benchmarks * blockhash instruction gas cost updated * More benches * EIP-684 * EIP-649 * EIP-658 * Updated some tests * Modexp fixes * STATICCALL fixes * Pairing fixes * More STATICALL fixes * Use paritytech/bn * Fixed REVERTing of contract creation * Fixed more tests * Fixed more tests * Blockchain tests * Enable previously broken tests * Transition test * Updated tests * Fixed modexp reading huge numbers * Enabled max_code_size test * Review fixes * Updated pairing pricing * missing commas (style) * Update test.rs * Small improvements * eip161abc
79 lines
3.4 KiB
Rust
79 lines
3.4 KiB
Rust
//! Tests of EVM integration with transaction execution.
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use std::sync::Arc;
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use hash::keccak;
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use vm::{EnvInfo, ActionParams, ActionValue, CallType};
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use evm::{Factory, VMType};
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use executive::Executive;
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use state::Substate;
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use tests::helpers::*;
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use trace::{NoopVMTracer, NoopTracer};
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use transaction::SYSTEM_ADDRESS;
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use rustc_hex::FromHex;
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use bigint::hash::H256;
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use util::*;
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use bytes::BytesRef;
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evm_test!{test_blockhash_eip210: test_blockhash_eip210_jit, test_blockhash_eip210_int}
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fn test_blockhash_eip210(factory: Factory) {
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let get_prev_hash_code = Arc::new("600143034060205260206020f3".from_hex().unwrap()); // this returns previous block hash
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let get_prev_hash_code_hash = keccak(get_prev_hash_code.as_ref());
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// This is same as DEFAULT_BLOCKHASH_CONTRACT except for metropolis transition block check removed.
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let test_blockhash_contract = "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";
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let blockhash_contract_code = Arc::new(test_blockhash_contract.from_hex().unwrap());
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let blockhash_contract_code_hash = keccak(blockhash_contract_code.as_ref());
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let engine = TestEngine::new_constantinople();
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let mut env_info = EnvInfo::default();
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// populate state with 256 last hashes
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let mut state = get_temp_state_with_factory(factory);
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let contract_address: Address = 0xf0.into();
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state.init_code(&contract_address, (*blockhash_contract_code).clone()).unwrap();
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for i in 1 .. 257 {
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env_info.number = i.into();
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let params = ActionParams {
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code_address: contract_address.clone(),
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address: contract_address,
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sender: SYSTEM_ADDRESS.clone(),
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origin: SYSTEM_ADDRESS.clone(),
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gas: 100000.into(),
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gas_price: 0.into(),
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value: ActionValue::Transfer(0.into()),
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code: Some(blockhash_contract_code.clone()),
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code_hash: Some(blockhash_contract_code_hash),
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data: Some(H256::from(i - 1).to_vec()),
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call_type: CallType::Call,
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};
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let mut ex = Executive::new(&mut state, &env_info, &engine);
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let mut substate = Substate::new();
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let mut output = [];
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if let Err(e) = ex.call(params, &mut substate, BytesRef::Fixed(&mut output), &mut NoopTracer, &mut NoopVMTracer) {
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panic!("Encountered error on updating last hashes: {}", e);
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}
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}
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env_info.number = 256;
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let params = ActionParams {
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code_address: Address::new(),
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address: Address::new(),
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sender: Address::new(),
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origin: Address::new(),
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gas: 100000.into(),
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gas_price: 0.into(),
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value: ActionValue::Transfer(0.into()),
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code: Some(get_prev_hash_code),
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code_hash: Some(get_prev_hash_code_hash),
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data: None,
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call_type: CallType::Call,
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};
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let mut ex = Executive::new(&mut state, &env_info, &engine);
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let mut substate = Substate::new();
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let mut output = H256::new();
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if let Err(e) = ex.call(params, &mut substate, BytesRef::Fixed(&mut output), &mut NoopTracer, &mut NoopVMTracer) {
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panic!("Encountered error on getting last hash: {}", e);
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}
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assert_eq!(output, 255.into());
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}
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