mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-04-28 03:58:04 +00:00
Svyatoslav Nikolsky
4004742e85
* introduce bp_messages::ChainWithMessages (#2171) * Move Chain::ID from relay-level Chain to primitives-level Chain (#2181) * move Chain::ID from relay-level Chain to primitives-level Chain * removed chain IDs from bp-runtime * add missing file header * Some code grooming (#2276) * some code grooming: enable warn(missing_docs) for all piblic crates + added missing documentation + removed obsolete clippy/deny workarounds * removed strange allow + added comment related to other allow * removed incorrect_clone_impl_on_copy_type which is unknown to CI clippy
95 lines
3.3 KiB
Rust
95 lines
3.3 KiB
Rust
// Copyright (C) Parity Technologies (UK) Ltd.
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// This file is part of Parity Bridges Common.
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// Parity Bridges Common 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 Bridges Common 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 Bridges Common. If not, see <http://www.gnu.org/licenses/>.
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//! Utilities for working with test accounts.
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use bp_header_chain::{justification::JustificationVerificationContext, AuthoritySet};
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use codec::Encode;
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use ed25519_dalek::{Signature, SigningKey, VerifyingKey};
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use finality_grandpa::voter_set::VoterSet;
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use sp_consensus_grandpa::{AuthorityId, AuthorityList, AuthorityWeight, SetId};
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use sp_runtime::RuntimeDebug;
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use sp_std::prelude::*;
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/// Set of test accounts with friendly names: Alice.
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pub const ALICE: Account = Account(0);
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/// Set of test accounts with friendly names: Bob.
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pub const BOB: Account = Account(1);
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/// Set of test accounts with friendly names: Charlie.
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pub const CHARLIE: Account = Account(2);
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/// Set of test accounts with friendly names: Dave.
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pub const DAVE: Account = Account(3);
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/// Set of test accounts with friendly names: Eve.
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pub const EVE: Account = Account(4);
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/// Set of test accounts with friendly names: Ferdie.
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pub const FERDIE: Account = Account(5);
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/// A test account which can be used to sign messages.
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#[derive(RuntimeDebug, Clone, Copy)]
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pub struct Account(pub u16);
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impl Account {
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/// Returns public key of this account.
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pub fn public(&self) -> VerifyingKey {
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self.pair().verifying_key()
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}
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/// Returns key pair, used to sign data on behalf of this account.
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pub fn pair(&self) -> SigningKey {
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let data = self.0.encode();
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let mut bytes = [0_u8; 32];
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bytes[0..data.len()].copy_from_slice(&data);
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SigningKey::from_bytes(&bytes)
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}
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/// Generate a signature of given message.
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pub fn sign(&self, msg: &[u8]) -> Signature {
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use ed25519_dalek::Signer;
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self.pair().sign(msg)
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}
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}
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impl From<Account> for AuthorityId {
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fn from(p: Account) -> Self {
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sp_application_crypto::UncheckedFrom::unchecked_from(p.public().to_bytes())
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}
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}
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/// Get a valid set of voters for a Grandpa round.
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pub fn voter_set() -> VoterSet<AuthorityId> {
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VoterSet::new(authority_list()).unwrap()
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}
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/// Get a valid justification verification context for a GRANDPA round.
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pub fn verification_context(set_id: SetId) -> JustificationVerificationContext {
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AuthoritySet { authorities: authority_list(), set_id }.try_into().unwrap()
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}
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/// Convenience function to get a list of Grandpa authorities.
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pub fn authority_list() -> AuthorityList {
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test_keyring().iter().map(|(id, w)| (AuthorityId::from(*id), *w)).collect()
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}
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/// Get the corresponding identities from the keyring for the "standard" authority set.
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pub fn test_keyring() -> Vec<(Account, AuthorityWeight)> {
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vec![(ALICE, 1), (BOB, 1), (CHARLIE, 1)]
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}
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/// Get a list of "unique" accounts.
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pub fn accounts(len: u16) -> Vec<Account> {
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(0..len).map(Account).collect()
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}
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