60 lines
2.9 KiB
Rust
60 lines
2.9 KiB
Rust
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// Copyright 2015-2019 Parity Technologies (UK) Ltd.
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// This file is part of Parity Ethereum.
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// Parity Ethereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity Ethereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity Ethereum. If not, see <http://www.gnu.org/licenses/>.
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//! Provide facilities to create `Machine` instances for testing various networks.
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use common_types::engines::params::CommonParams;
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use ethjson;
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use crate::Machine;
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pub fn load_machine(reader: &[u8]) -> Machine {
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let spec = ethjson::spec::Spec::load(reader).expect("chain spec is invalid");
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let builtins = spec.accounts.builtins().into_iter().map(|p| (p.0.into(), From::from(p.1))).collect();
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let params = CommonParams::from(spec.params);
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if let ethjson::spec::Engine::Ethash(ref ethash) = spec.engine {
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Machine::with_ethash_extensions(params, builtins, ethash.params.clone().into())
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} else {
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Machine::regular(params, builtins)
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}
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}
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/// Create a new Foundation Frontier-era chain spec as though it never changes to Homestead.
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pub fn new_frontier_test_machine() -> Machine { load_machine(include_bytes!("../../res/ethereum/frontier_test.json")) }
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/// Create a new Foundation Homestead-era chain spec as though it never changed from Frontier.
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pub fn new_homestead_test_machine() -> Machine { load_machine(include_bytes!("../../res/ethereum/homestead_test.json")) }
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/// Create a new Foundation Homestead-EIP210-era chain spec as though it never changed from Homestead/Frontier.
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pub fn new_eip210_test_machine() -> Machine { load_machine(include_bytes!("../../res/ethereum/eip210_test.json")) }
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/// Create a new Foundation Byzantium era spec.
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pub fn new_byzantium_test_machine() -> Machine { load_machine(include_bytes!("../../res/ethereum/byzantium_test.json")) }
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/// Create a new Foundation Constantinople era spec.
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pub fn new_constantinople_test_machine() -> Machine { load_machine(include_bytes!("../../res/ethereum/constantinople_test.json")) }
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/// Create a new Foundation St. Peter's (Contantinople Fix) era spec.
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pub fn new_constantinople_fix_test_machine() -> Machine { load_machine(include_bytes!("../../res/ethereum/st_peters_test.json")) }
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/// Create a new Musicoin-MCIP3-era spec.
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pub fn new_mcip3_test_machine() -> Machine { load_machine(include_bytes!("../../res/ethereum/mcip3_test.json")) }
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/// Create new Kovan spec with wasm activated at certain block
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pub fn new_kovan_wasm_test_machine() -> Machine { load_machine(include_bytes!("../../res/ethereum/kovan_wasm_test.json")) }
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