reasoning-gym/tests/test_cryptarithm.py
2025-02-16 20:45:19 +08:00

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4 KiB
Python

import pytest
from reasoning_gym import create_dataset
from reasoning_gym.algorithmic.cryptarithm import CryptarithmDataset, CryptarithmConfig
def test_cryptarithm_generation():
dataset = create_dataset("cryptarithm", seed=42, size=10)
assert isinstance(dataset, CryptarithmDataset)
unique_number = set()
for item in dataset:
# Check required keys exist
assert "question" in item
assert "answer" in item
assert "metadata" in item
# Validate question format
question = item["question"]
assert "Solve this cryptarithm:" in question
assert "Each letter stands for a unique digit (0-9)" in question
# Validate metadata structure
metadata = item["metadata"]
assert "letters" in metadata
assert "letter_to_digit" in metadata
assert "words_letters" in metadata
assert "result_letters" in metadata
assert "word_values" in metadata
assert "sum_number" in metadata
# Validate letter to digit mapping
letter_to_digit = metadata["letter_to_digit"]
used_digits = set(letter_to_digit.values())
assert len(used_digits) == len(letter_to_digit), "Each letter should map to a unique digit"
assert all(0 <= digit <= 9 for digit in used_digits), "All digits should be between 0 and 9"
# Validate the arithmetic
word_values = metadata["word_values"]
result_value = metadata["sum_number"]
assert sum(word_values) == result_value, "Sum of word values should equal result value"
unique_number.add(result_value)
assert len(unique_number) == len(dataset)
def test_cryptarithm_config():
# Test invalid configs raise assertions
with pytest.raises(AssertionError):
dataset = create_dataset("cryptarithm", min_words=1) # min_words must be >= 2
with pytest.raises(AssertionError):
dataset = create_dataset("cryptarithm", min_words=4, max_words=3) # min must be <= max
with pytest.raises(AssertionError):
dataset = create_dataset("cryptarithm", size=0) # size must be positive
def test_leading_zero_constraint():
# Test with leading zeros not allowed
dataset = create_dataset("cryptarithm", seed=42, size=5, allow_leading_zero=False, max_words=10, min_words=5)
for item in dataset:
# print(item['question'])
metadata = item["metadata"]
letter_to_digit = metadata["letter_to_digit"]
words_letters = metadata["words_letters"]
result_letters = metadata["result_letters"]
# Check leading letters of all words and result
leading_letters = [word[0] for word in words_letters] + [result_letters[0]]
for letter in leading_letters:
assert letter_to_digit[letter] != 0, "Leading letters cannot be zero when allow_leading_zero=False"
def test_deterministic_generation():
dataset1 = create_dataset("cryptarithm", seed=42, size=5)
dataset2 = create_dataset("cryptarithm", seed=42, size=5)
for i in range(5):
assert dataset1[i]["question"] == dataset2[i]["question"]
assert dataset1[i]["answer"] == dataset2[i]["answer"]
assert dataset1[i]["metadata"] == dataset2[i]["metadata"]
def test_word_length_constraints():
dataset = create_dataset("cryptarithm", seed=42, size=10)
for item in dataset:
metadata = item["metadata"]
words_letters = metadata["words_letters"]
# Check each word is between 3-5 letters as specified in the code
for word in words_letters:
assert 3 <= len(word) <= 5, "Each word should be between 3 and 5 letters long"
def test_max_letters_constraint():
dataset = create_dataset("cryptarithm", seed=42, size=10)
for item in dataset:
metadata = item["metadata"]
letter_to_digit = metadata["letter_to_digit"]
# Check total unique letters doesn't exceed 10 (digits 0-9)
assert len(letter_to_digit) <= 10, "Total unique letters should not exceed 10"