Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Feature/add evaluator unit tests #124

Open
wants to merge 3 commits into
base: develop
Choose a base branch
from
Open

Feature/add evaluator unit tests #124

Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
f95a049
Add tests for 5 card evaluator
Nov 29, 2020
2103290
Add tests for 6 card evaluator
Nov 29, 2020
b5775ab
Add tests for 7 card evaluator
Nov 29, 2020
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
247 changes: 241 additions & 6 deletions test/functional/test_evaluator.py
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,10 +1,15 @@
import pytest
from poker_ai.poker.evaluation.eval_card import EvaluationCard
from poker_ai.poker.evaluation.evaluator import Evaluator

# All ranks used in tests are taken from http://suffe.cool/poker/7462.html
# A low rank is better

@pytest.mark.parametrize("suit", ["c", "d", "h", "s"])
POSSIBLE_SUITS = ["c", "d", "h", "s"]


@pytest.mark.parametrize("suit", POSSIBLE_SUITS)
def test_evaluator_royal_flush(suit):
from poker_ai.poker.evaluation.eval_card import EvaluationCard
from poker_ai.poker.evaluation.evaluator import Evaluator
board = [
EvaluationCard.new(f"A{suit}"),
EvaluationCard.new(f"K{suit}"),
Expand All @@ -23,10 +28,8 @@ def test_evaluator_royal_flush(suit):
raise ValueError


@pytest.mark.parametrize("suit", ["c", "d", "h", "s"])
@pytest.mark.parametrize("suit", POSSIBLE_SUITS)
def test_evaluator_straight_flush(suit):
from poker_ai.poker.evaluation.eval_card import EvaluationCard
from poker_ai.poker.evaluation.evaluator import Evaluator
board = [
EvaluationCard.new(f"9{suit}"),
EvaluationCard.new(f"K{suit}"),
Expand All @@ -43,3 +46,235 @@ def test_evaluator_straight_flush(suit):
raise ValueError
if rank != 2:
raise ValueError


@pytest.mark.parametrize("suit", POSSIBLE_SUITS)
@pytest.mark.parametrize("hand", [{"cardRanks": "AKQJT", "expectedRank": 1}, {"cardRanks": "KQJT9", "expectedRank": 2},
{"cardRanks": "QJT98", "expectedRank": 3}, {"cardRanks": "JT987", "expectedRank": 4},
{"cardRanks": "T9876", "expectedRank": 5}, {"cardRanks": "98765", "expectedRank": 6},
{"cardRanks": "87654", "expectedRank": 7}, {"cardRanks": "76543", "expectedRank": 8},
{"cardRanks": "65432", "expectedRank": 9}])
def test_evaluate_with_five_cards_returns_correct_rank_for_straight_flushes(suit, hand):
cards = [
EvaluationCard.new(f"{hand['cardRanks'][0]}{suit}"),
EvaluationCard.new(f"{hand['cardRanks'][1]}{suit}"),
EvaluationCard.new(f"{hand['cardRanks'][2]}{suit}"),
EvaluationCard.new(f"{hand['cardRanks'][3]}{suit}"),
EvaluationCard.new(f"{hand['cardRanks'][4]}{suit}"),
]
evaluator = Evaluator()

assert evaluator.evaluate(cards[:2], cards[2:]) == hand['expectedRank']


@pytest.mark.parametrize("hand", [{"typeFourOfKind": "A", "kicker": "2", "expectedRank": 22},
{"typeFourOfKind": "K", "kicker": "3", "expectedRank": 33},
{"typeFourOfKind": "Q", "kicker": "4", "expectedRank": 44},
{"typeFourOfKind": "J", "kicker": "5", "expectedRank": 55},
{"typeFourOfKind": "T", "kicker": "6", "expectedRank": 66},
{"typeFourOfKind": "9", "kicker": "7", "expectedRank": 77},
{"typeFourOfKind": "8", "kicker": "7", "expectedRank": 89},
{"typeFourOfKind": "7", "kicker": "8", "expectedRank": 101},
{"typeFourOfKind": "6", "kicker": "9", "expectedRank": 112},
{"typeFourOfKind": "5", "kicker": "T", "expectedRank": 123},
{"typeFourOfKind": "4", "kicker": "J", "expectedRank": 134},
{"typeFourOfKind": "3", "kicker": "Q", "expectedRank": 145},
{"typeFourOfKind": "2", "kicker": "K", "expectedRank": 156}])
def test_evaluate_with_five_cards_returns_correct_rank_for_four_of_a_kind(hand):
cards = [
EvaluationCard.new(f"{hand['typeFourOfKind']}d"),
EvaluationCard.new(f"{hand['typeFourOfKind']}c"),
EvaluationCard.new(f"{hand['typeFourOfKind']}h"),
EvaluationCard.new(f"{hand['typeFourOfKind']}s"),
EvaluationCard.new(f"{hand['kicker']}d"),
]
evaluator = Evaluator()

assert evaluator.evaluate(cards[:2], cards[2:]) == hand['expectedRank']


@pytest.mark.parametrize("hand", [{"tripleRank": "A", "pairRank": "2", "expectedRank": 178},
{"tripleRank": "K", "pairRank": "A", "expectedRank": 179},
{"tripleRank": "Q", "pairRank": "A", "expectedRank": 191},
{"tripleRank": "J", "pairRank": "A", "expectedRank": 203},
{"tripleRank": "T", "pairRank": "A", "expectedRank": 215},
{"tripleRank": "9", "pairRank": "A", "expectedRank": 227},
{"tripleRank": "8", "pairRank": "A", "expectedRank": 239},
{"tripleRank": "7", "pairRank": "A", "expectedRank": 251},
{"tripleRank": "6", "pairRank": "A", "expectedRank": 263},
{"tripleRank": "5", "pairRank": "A", "expectedRank": 275},
{"tripleRank": "4", "pairRank": "A", "expectedRank": 287},
{"tripleRank": "3", "pairRank": "A", "expectedRank": 299},
{"tripleRank": "2", "pairRank": "A", "expectedRank": 311}])
def test_evaluate_with_five_cards_returns_correct_rank_for_full_house(hand):
cards = [
EvaluationCard.new(f"{hand['tripleRank']}d"),
EvaluationCard.new(f"{hand['tripleRank']}c"),
EvaluationCard.new(f"{hand['tripleRank']}h"),
EvaluationCard.new(f"{hand['pairRank']}s"),
EvaluationCard.new(f"{hand['pairRank']}d"),
]
evaluator = Evaluator()

assert evaluator.evaluate(cards[:2], cards[2:]) == hand['expectedRank']


@pytest.mark.parametrize("suit", POSSIBLE_SUITS)
@pytest.mark.parametrize("hand", [{"cardRanks": "AKQJ9", "expectedRank": 323},
{"cardRanks": "A9842", "expectedRank": 760},
{"cardRanks": "75432", "expectedRank": 1599}])
def test_evaluate_with_five_cards_returns_correct_rank_for_flush(suit, hand):
cards = [
EvaluationCard.new(f"{hand['cardRanks'][0]}{suit}"),
EvaluationCard.new(f"{hand['cardRanks'][1]}{suit}"),
EvaluationCard.new(f"{hand['cardRanks'][2]}{suit}"),
EvaluationCard.new(f"{hand['cardRanks'][3]}{suit}"),
EvaluationCard.new(f"{hand['cardRanks'][4]}{suit}"),
]
evaluator = Evaluator()

assert evaluator.evaluate(cards[:2], cards[2:]) == hand['expectedRank']


@pytest.mark.parametrize("suits", ["cdshd", "dsshc"])
@pytest.mark.parametrize("hand", [{"cardRanks": "AKQJT", "expectedRank": 1600},
{"cardRanks": "98765", "expectedRank": 1605},
{"cardRanks": "A5432", "expectedRank": 1609}])
def test_evaluate_with_five_cards_returns_correct_rank_for_straight(suits, hand):
cards = [
EvaluationCard.new(f"{hand['cardRanks'][0]}{suits[0]}"),
EvaluationCard.new(f"{hand['cardRanks'][1]}{suits[1]}"),
EvaluationCard.new(f"{hand['cardRanks'][2]}{suits[2]}"),
EvaluationCard.new(f"{hand['cardRanks'][3]}{suits[3]}"),
EvaluationCard.new(f"{hand['cardRanks'][4]}{suits[4]}"),
]
evaluator = Evaluator()

assert evaluator.evaluate(cards[:2], cards[2:]) == hand['expectedRank']


@pytest.mark.parametrize("hand", [{"tripleRank": "A", "kickers": "JT", "expectedRank": 1631},
{"tripleRank": "K", "kickers": "JT", "expectedRank": 1697},
{"tripleRank": "Q", "kickers": "AK", "expectedRank": 1742},
{"tripleRank": "J", "kickers": "AK", "expectedRank": 1808},
{"tripleRank": "T", "kickers": "AK", "expectedRank": 1874},
{"tripleRank": "9", "kickers": "AK", "expectedRank": 1940},
{"tripleRank": "8", "kickers": "AK", "expectedRank": 2006},
{"tripleRank": "7", "kickers": "AK", "expectedRank": 2072},
{"tripleRank": "6", "kickers": "AK", "expectedRank": 2138},
{"tripleRank": "5", "kickers": "AK", "expectedRank": 2204},
{"tripleRank": "4", "kickers": "AK", "expectedRank": 2270},
{"tripleRank": "3", "kickers": "AK", "expectedRank": 2336},
{"tripleRank": "2", "kickers": "AK", "expectedRank": 2402}])
def test_evaluate_with_five_cards_returns_correct_rank_for_three_of_a_kind(hand):
cards = [
EvaluationCard.new(f"{hand['tripleRank']}s"),
EvaluationCard.new(f"{hand['tripleRank']}h"),
EvaluationCard.new(f"{hand['tripleRank']}c"),
EvaluationCard.new(f"{hand['kickers'][0]}d"),
EvaluationCard.new(f"{hand['kickers'][1]}c"),
]
evaluator = Evaluator()

assert evaluator.evaluate(cards[:2], cards[2:]) == hand['expectedRank']


@pytest.mark.parametrize("hand", [{"pairRank1": "A", "pairRank2": "K", "kicker": "2", "expectedRank": 2478},
{"pairRank1": "J", "pairRank2": "T", "kicker": "A", "expectedRank": 2831},
{"pairRank1": "8", "pairRank2": "4", "kicker": "3", "expectedRank": 3137},
{"pairRank1": "4", "pairRank2": "2", "kicker": "5", "expectedRank": 3313},
{"pairRank1": "3", "pairRank2": "2", "kicker": "4", "expectedRank": 3325}])
def test_evaluate_with_five_cards_returns_correct_rank_for_two_pairs(hand):
cards = [
EvaluationCard.new(f"{hand['pairRank1']}s"),
EvaluationCard.new(f"{hand['pairRank1']}h"),
EvaluationCard.new(f"{hand['pairRank2']}c"),
EvaluationCard.new(f"{hand['pairRank2']}d"),
EvaluationCard.new(f"{hand['kicker']}c"),
]
evaluator = Evaluator()

assert evaluator.evaluate(cards[:2], cards[2:]) == hand['expectedRank']


@pytest.mark.parametrize("hand", [{"pairRank": "A", "kickers": "K32", "expectedRank": 3380},
{"pairRank": "K", "kickers": "432", "expectedRank": 3765},
{"pairRank": "Q", "kickers": "K32", "expectedRank": 3865},
{"pairRank": "J", "kickers": "K32", "expectedRank": 4085},
{"pairRank": "T", "kickers": "K32", "expectedRank": 4305},
{"pairRank": "9", "kickers": "K32", "expectedRank": 4525},
{"pairRank": "8", "kickers": "K32", "expectedRank": 4745},
{"pairRank": "7", "kickers": "K32", "expectedRank": 4965},
{"pairRank": "6", "kickers": "K32", "expectedRank": 5185},
{"pairRank": "5", "kickers": "K32", "expectedRank": 5405},
{"pairRank": "4", "kickers": "K32", "expectedRank": 5625},
{"pairRank": "3", "kickers": "K42", "expectedRank": 5845},
{"pairRank": "2", "kickers": "K43", "expectedRank": 6065}])
def test_evaluate_with_five_cards_returns_correct_rank_for_one_pair(hand):
cards = [
EvaluationCard.new(f"{hand['pairRank']}s"),
EvaluationCard.new(f"{hand['pairRank']}h"),
EvaluationCard.new(f"{hand['kickers'][0]}c"),
EvaluationCard.new(f"{hand['kickers'][1]}d"),
EvaluationCard.new(f"{hand['kickers'][2]}c"),
]
evaluator = Evaluator()

assert evaluator.evaluate(cards[:2], cards[2:]) == hand['expectedRank']


@pytest.mark.parametrize("hand", [{"ranks": "AK982", "expectedRank": 6299},
{"ranks": "J7532", "expectedRank": 7335},
{"ranks": "85432", "expectedRank": 7458},
{"ranks": "75432", "expectedRank": 7462}])
def test_evaluate_with_five_cards_returns_correct_rank_for_highest_card(hand):
cards = [
EvaluationCard.new(f"{hand['ranks'][0]}c"),
EvaluationCard.new(f"{hand['ranks'][1]}d"),
EvaluationCard.new(f"{hand['ranks'][2]}c"),
EvaluationCard.new(f"{hand['ranks'][3]}s"),
EvaluationCard.new(f"{hand['ranks'][4]}h"),
]
evaluator = Evaluator()

assert evaluator.evaluate(cards[:2], cards[2:]) == hand['expectedRank']


@pytest.mark.parametrize("parameters", [
{"handCards": "A3", "handSuits": "dc", "communityCards": "A2K3", "communitySuits": "dhss", "expectedRank": 2578},
{"handCards": "K3", "handSuits": "dc", "communityCards": "2456", "communitySuits": "chss", "expectedRank": 1608},
{"handCards": "25", "handSuits": "dc", "communityCards": "3632", "communitySuits": "chss", "expectedRank": 3323},
{"handCards": "78", "handSuits": "dc", "communityCards": "5426", "communitySuits": "chss", "expectedRank": 1606},
{"handCards": "JT", "handSuits": "dc", "communityCards": "AA4T", "communitySuits": "chss", "expectedRank": 2503}])
def test_evaluate_with_six_cards_returns_lowest_rank(parameters):
cards = [
EvaluationCard.new(f"{parameters['handCards'][0]}{parameters['handSuits'][0]}"),
EvaluationCard.new(f"{parameters['handCards'][1]}{parameters['handSuits'][1]}"),
EvaluationCard.new(f"{parameters['communityCards'][0]}{parameters['communitySuits'][0]}"),
EvaluationCard.new(f"{parameters['communityCards'][1]}{parameters['communitySuits'][1]}"),
EvaluationCard.new(f"{parameters['communityCards'][2]}{parameters['communitySuits'][2]}"),
EvaluationCard.new(f"{parameters['communityCards'][3]}{parameters['communitySuits'][3]}"),
]
evaluator = Evaluator()

assert evaluator.evaluate(cards[:2], cards[2:]) == parameters['expectedRank']

@pytest.mark.parametrize("parameters", [
{"handCards": "A3", "handSuits": "dc", "communityCards": "A2K3A", "communitySuits": "dhssd", "expectedRank": 177},
{"handCards": "K3", "handSuits": "dc", "communityCards": "2456J", "communitySuits": "chsss", "expectedRank": 1608},
{"handCards": "25", "handSuits": "dc", "communityCards": "3632Q", "communitySuits": "chsss", "expectedRank": 3317},
{"handCards": "78", "handSuits": "dc", "communityCards": "54264", "communitySuits": "chsss", "expectedRank": 1606},
{"handCards": "JT", "handSuits": "dc", "communityCards": "AA4TA", "communitySuits": "chsss", "expectedRank": 170}])
def test_evaluate_with_seven_cards_returns_lowest_rank(parameters):
cards = [
EvaluationCard.new(f"{parameters['handCards'][0]}{parameters['handSuits'][0]}"),
EvaluationCard.new(f"{parameters['handCards'][1]}{parameters['handSuits'][1]}"),
EvaluationCard.new(f"{parameters['communityCards'][0]}{parameters['communitySuits'][0]}"),
EvaluationCard.new(f"{parameters['communityCards'][1]}{parameters['communitySuits'][1]}"),
EvaluationCard.new(f"{parameters['communityCards'][2]}{parameters['communitySuits'][2]}"),
EvaluationCard.new(f"{parameters['communityCards'][3]}{parameters['communitySuits'][3]}"),
EvaluationCard.new(f"{parameters['communityCards'][4]}{parameters['communitySuits'][4]}"),
]
evaluator = Evaluator()

assert evaluator.evaluate(cards[:2], cards[2:]) == parameters['expectedRank']