pyRCV2/tests/test_combinations.py

#   pyRCV2: Preferential vote counting
#   Copyright © 2020  Lee Yingtong Li (RunasSudo)
#
#   This program is free software: you can redistribute it and/or modify
#   it under the terms of the GNU Affero General Public License as published by
#   the Free Software Foundation, either version 3 of the License, or
#   (at your option) any later version.
#
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#   GNU Affero General Public License for more details.
#
#   You should have received a copy of the GNU Affero General Public License
#   along with this program.  If not, see <https://www.gnu.org/licenses/>.

import pyRCV2.blt
import pyRCV2.numbers
import pyRCV2.method.base_stv
import pyRCV2.method.wright
from pyRCV2.model import CountCompleted

import json
from py_mini_racer import py_mini_racer

def maketst(numbers, counter_cls, options):
	def t_py():
		pyRCV2.numbers.set_numclass(getattr(pyRCV2.numbers, numbers))
		pyRCV2.numbers.set_dps(5)
		
		with open('tests/data/prsa1.blt', 'r') as f:
			election = pyRCV2.blt.readBLT(f.read())
		
		counter = eval(counter_cls)(election, options)
		result = counter.reset()
		while not isinstance(result, CountCompleted):
			result = counter.step()
	
	def t_js():
		ctx = py_mini_racer.MiniRacer()
		
		# Imports
		with open('html/vendor/BigInt_BigRat-a5f89e2.min.js', 'r') as f:
			ctx.eval(f.read())
		with open('html/vendor/big-6.0.0.min.js', 'r') as f:
			ctx.eval(f.read())
		with open('html/vendor/sjcl-1.0.8.min.js', 'r') as f:
			ctx.eval(f.read())
		with open('html/bundle.js', 'r') as f:
			ctx.eval(f.read())
		
		with open('tests/data/prsa1.blt', 'r') as f:
			election = f.read()
		ctx.eval('let electionData = {};'.format(json.dumps(election)))
		ctx.eval('let election = py.pyRCV2.blt.readBLT(electionData);')
		ctx.eval('let options = {};'.format(json.dumps(options)))
		ctx.eval('let counter = py.{}(election, options);'.format(counter_cls))
		ctx.eval('let result = counter.reset();')
		ctx.eval('while (!py.isinstance(result, py.pyRCV2.model.CountCompleted)) { result = counter.step(); }')
	
	return t_py, t_js

test_prsa1_scottish_py, test_prsa1_scottish_js = maketst('Fixed', 'pyRCV2.method.base_stv.WIGSTVCounter', {})
test_prsa1_stvc_py, test_prsa1_stvc_js = maketst('Rational', 'pyRCV2.method.base_stv.WIGSTVCounter', {'quota': 'droop_exact', 'quota_criterion': 'gt', 'prog_quota': True})
test_prsa1_senate_py, test_prsa1_senate_js = maketst('Fixed', 'pyRCV2.method.base_stv.UIGSTVCounter', {'surplus_order': 'order', 'exclusion': 'by_value'})
test_prsa1_wright_py, test_prsa1_wright_js = maketst('Fixed', 'pyRCV2.method.wright.WrightSTVCounter', {})