def test_ha_greater_than_zero(highest_averages_styles, votes, seats):
assert all(
alloc >= 0
for alloc in highest_averages(
averaging_style=highest_averages_styles, shares=votes, total_alloc=seats,
)
)
def test_ha_webster(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 (
highest_averages(
averaging_style="Webster", shares=long_votes_list, total_alloc=seats_large,
)
== results
)
def test_ha_min_alloc(highest_averages_styles, votes, seats):
assert all(
alloc >= 3
for alloc in highest_averages(
averaging_style=highest_averages_styles,
shares=votes,
total_alloc=seats,
min_alloc=3,
)
)
def test_ha_sum(highest_averages_styles, votes, seats):
assert (
sum(
highest_averages(
averaging_style=highest_averages_styles,
shares=votes,
total_alloc=seats,
)
)
== seats
)
def test_ha_tie_break(tie_votes_list):
seats = 8
results_1 = [3, 2, 1, 1, 1]
results_2 = [3, 1, 2, 1, 1]
assert highest_averages(
averaging_style="Jefferson",
shares=tie_votes_list,
total_alloc=seats,
alloc_threshold=None,
min_alloc=None,
tie_break="random",
majority_bonus=False,
modifier=None,
) in [results_1, results_2]
def test_ha_majority(tie_votes_list):
seats = 8
results = [4, 1, 1, 1, 1]
assert (
highest_averages(
averaging_style="Jefferson",
shares=tie_votes_list,
total_alloc=seats,
alloc_threshold=None,
min_alloc=None,
tie_break="majority",
majority_bonus=True,
modifier=None,
)
== results
)
def test_ha_modifier(short_votes_list):
seats = 5
results = [2, 2, 1, 0, 0]
assert (
highest_averages(
averaging_style="Jefferson",
shares=short_votes_list,
total_alloc=seats,
alloc_threshold=None,
min_alloc=None,
tie_break="majority",
majority_bonus=False,
modifier=0.5,
)
== results
)
def test_ha_jefferson(long_votes_list, seats_large):
results = [
33,
23,
18,
16,
11,
11,
11,
10,
8,
7,
7,
7,
6,
5,
5,
4,
4,
4,
3,
2,
2,
1,
1,
1,
]
assert (
highest_averages(
averaging_style="Jefferson",
shares=long_votes_list,
total_alloc=seats_large,
)
== results
)
def test_ha_huntington_hill(long_votes_list, seats_large):
results = [
32,
22,
17,
16,
11,
10,
10,
10,
8,
7,
7,
7,
6,
5,
5,
5,
5,
4,
3,
3,
2,
2,
2,
1,
]
assert (
highest_averages(
averaging_style="Huntington-Hill",
shares=long_votes_list,
total_alloc=seats_large,
)
== results
)