78 lines
2.6 KiB
Rust
78 lines
2.6 KiB
Rust
/* OpenTally: Open-source election vote counting
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* Copyright © 2021 Lee Yingtong Li (RunasSudo)
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero 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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*
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* This program 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 Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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mod utils;
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use opentally::election::Election;
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use opentally::numbers::Rational;
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use opentally::stv;
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use csv::StringRecord;
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use flate2::bufread::GzDecoder;
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use std::fs::File;
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use std::io::{self, BufRead};
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#[test]
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fn aec_tas19_rational() {
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// Read CSV file
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let reader = csv::ReaderBuilder::new()
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.has_headers(false)
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.from_path("tests/data/aec-senate-formalpreferences-24310-TAS.csv")
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.expect("IO Error");
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let records: Vec<StringRecord> = reader.into_records().map(|r| r.expect("Syntax Error")).collect();
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let mut candidates: Vec<&str> = records.iter().skip(2).map(|r| &r[0]).collect();
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// Remove exhausted/LBF rows
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candidates.truncate(candidates.len() - 2);
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// TODO: Validate candidate names
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let stages: Vec<usize> = records.first().unwrap().iter().skip(1).step_by(2).map(|s| s.parse().unwrap()).collect();
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// Decompress BLT
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let file = File::open("tests/data/aec-senate-formalpreferences-24310-TAS.blt.gz").expect("IO Error");
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let file_reader = io::BufReader::new(file);
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let gz_decoder = GzDecoder::new(file_reader);
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let gz_reader = io::BufReader::new(gz_decoder);
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let lines = gz_reader.lines();
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// Read BLT
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let election: Election<Rational> = Election::from_blt(lines.map(|r| r.expect("IO Error").to_string()).into_iter());
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let stv_opts = stv::STVOptions {
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round_tvs: None,
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round_weights: None,
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round_votes: Some(0),
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round_quota: Some(0),
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sum_surplus_transfers: stv::SumSurplusTransfersMode::SingleStep,
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normalise_ballots: false,
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quota: stv::QuotaType::Droop,
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quota_criterion: stv::QuotaCriterion::GreaterOrEqual,
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quota_mode: stv::QuotaMode::Static,
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surplus: stv::SurplusMethod::UIG,
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surplus_order: stv::SurplusOrder::ByOrder,
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transferable_only: false,
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exclusion: stv::ExclusionMethod::ByValue,
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bulk_exclude: true,
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defer_surpluses: false,
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pp_decimals: 2,
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};
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utils::validate_election(stages, records, election, stv_opts);
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}
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