def test_lr_min_alloc(largest_remainder_styles, votes, seats):
assert all(alloc >= 3 for alloc in largest_remainder(
quota_style=largest_remainder_styles,
shares=votes,
total_alloc=seats,
min_alloc=3,
))
def test_lr_droop(long_votes_list, seats_large):
results = [
32,
23,
17,
16,
11,
10,
10,
10,
8,
7,
7,
7,
6,
5,
5,
5,
4,
4,
3,
3,
2,
2,
2,
1,
]
assert (largest_remainder(
quota_style="Droop",
shares=long_votes_list,
total_alloc=seats_large,
) == results)
def test_lr_threshold(short_votes_list, seats_large):
results = [117, 83, 0, 0, 0]
assert (largest_remainder(
quota_style="Hare",
shares=short_votes_list,
total_alloc=seats_large,
alloc_threshold=0.2,
min_alloc=None,
tie_break="majority",
majority_bonus=False,
) == results)
def test_lr_majority(tie_votes_list):
seats = 8
results = [4, 1, 1, 1, 1]
assert (largest_remainder(
quota_style="Hare",
shares=tie_votes_list,
total_alloc=seats,
alloc_threshold=None,
min_alloc=None,
tie_break="majority",
majority_bonus=True,
) == results)
def test_lr_modifier(short_votes_list):
seats = 5
results = [3, 1, 1, 0, 0]
assert (largest_remainder(
quota_style="Hare",
shares=short_votes_list,
total_alloc=seats,
alloc_threshold=None,
min_alloc=None,
tie_break="majority",
majority_bonus=0.5,
) == results)
def test_lr_tie_break(tie_votes_list):
seats = 8
results_1 = [3, 2, 1, 1, 1]
results_2 = [3, 1, 2, 1, 1]
assert largest_remainder(
quota_style="Hare",
shares=tie_votes_list,
total_alloc=seats,
alloc_threshold=None,
min_alloc=None,
tie_break="majority",
majority_bonus=False,
) in [results_1, results_2]
def test_lr_sum(largest_remainder_styles, votes, seats):
assert (sum(
largest_remainder(quota_style=largest_remainder_styles,
shares=votes,
total_alloc=seats)) == seats)
def test_lr_greater_than_zero(largest_remainder_styles, votes, seats):
assert all(alloc >= 0 for alloc in largest_remainder(
quota_style=largest_remainder_styles,
shares=votes,
total_alloc=seats,
))