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Abstracts elections-phragmen pallet to use NposSolver (#12588)

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* Abstracts elections-phragmen pallet to use NposSolver

* Update frame/elections-phragmen/src/lib.rs

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Update frame/elections-phragmen/src/lib.rs

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* changes the name of the pallet; adds changelog

* update changelog

* Adds weight testing

* Adds log macro_rules

* renames elections-phragment dir to elections

* weights rename

* fixes typo in cargo toml

* pre/post solve weight scafolding

* refactor do_post_election

* refactors into pre and post election solve for independent benchmarking

* deconstructs PreElectionResults struct

* updates benchmarking pre and post election solve; mock weights

* Update frame/elections/src/lib.rs

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Update frame/elections/src/lib.rs

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* addresses PR comments

* adds pre_solve and post_sove weights

* Adds comments on election pallet id param name change

* ".git/.scripts/bench-bot.sh" pallet dev pallet_elections

* Finishes pre-post solve weights

* Update frame/elections/src/lib.rs

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Update frame/elections/src/lib.rs

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Addresses PR comments: no panic in on_init path; nits

* Fixes node build

* Implements approval voting to use as a `NposSolver` (#13367)

* Implements the approval voting methods in sp_npos_elections

* fmt

* remove unecessary file

* comment clarification

* re-run weights

* fix typo

* updates MaxVoters in tests for integrity_tests to pass

* Refactors election provider support benchmarks outside its own crate (#13431)

* Refactors election provider support benchmarks outside its own crate
---------

Co-authored-by: command-bot <>

---------

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>
Co-authored-by: parity-processbot <>
Co-authored-by: Ross Bulat <ross@parity.io>
This commit is contained in:
Gonçalo Pestana
2023-02-23 11:21:00 +00:00
committed by GitHub
parent 17e055e594
commit b793666ca5
28 changed files with 1197 additions and 1018 deletions
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substrate/primitives/npos-elections/src/tests.rs
+47 -2
View File
@@ -18,12 +18,57 @@
//! Tests for npos-elections.
use crate::{
balancing, helpers::*, mock::*, seq_phragmen, seq_phragmen_core, setup_inputs, to_support_map,
Assignment, BalancingConfig, ElectionResult, ExtendedBalance, StakedAssignment, Support, Voter,
approval_voting::*, balancing, helpers::*, mock::*, seq_phragmen, seq_phragmen_core,
setup_inputs, to_support_map, Assignment, BalancingConfig, ElectionResult, ExtendedBalance,
StakedAssignment, Support, Voter,
};
use sp_arithmetic::{PerU16, Perbill, Percent, Permill};
use substrate_test_utils::assert_eq_uvec;
#[test]
fn approval_voting_works() {
let candidates = vec![1, 2, 3, 4];
let voters = vec![(10, vec![1, 2]), (20, vec![1, 2]), (30, vec![1, 2, 3]), (40, vec![4])];
let stake_of = create_stake_of(&[(10, 10), (20, 20), (30, 30), (40, 40)]);
let voters = voters
.iter()
.map(|(ref v, ref vs)| (*v, stake_of(v), vs.clone()))
.collect::<Vec<_>>();
let ElectionResult::<_, Perbill> { winners, assignments } =
approval_voting(3, candidates, voters).unwrap();
assert_eq_uvec!(winners, vec![(1, 60), (2, 60), (4, 40)]);
assert_eq_uvec!(
assignments,
vec![
Assignment {
who: 10u64,
distribution: vec![
(1, Perbill::from_percent(100)),
(2, Perbill::from_percent(100))
]
},
Assignment {
who: 20u64,
distribution: vec![
(1, Perbill::from_percent(100)),
(2, Perbill::from_percent(100))
]
},
Assignment {
who: 30u64,
distribution: vec![
(1, Perbill::from_percent(100)),
(2, Perbill::from_percent(100))
]
},
Assignment { who: 40u64, distribution: vec![(4, Perbill::from_percent(100))] },
]
);
}
#[test]
fn float_phragmen_poc_works() {
let candidates = vec![1, 2, 3];