reasoning-gym/tests/test_string_splitting.py
2025-02-14 21:58:45 +01:00

108 lines
3.3 KiB
Python

"""Tests for String Splitting questions generation"""
import pytest
from reasoning_gym.algorithmic.string_splitting import StringSplittingConfig, StringSplittingDataset
def test_string_splitting_config_validation():
"""Test that invalid configs raise appropriate errors"""
with pytest.raises(AssertionError):
config = StringSplittingConfig(min_initial_machines=-1) # negative not allowed
config.validate()
with pytest.raises(AssertionError):
config = StringSplittingConfig(min_initial_machines=3, max_initial_machines=2) # min > max
config.validate()
def test_string_splitting_dataset_deterministic():
"""Test that dataset generates same items with same seed"""
config = StringSplittingConfig(seed=42, size=10)
dataset1 = StringSplittingDataset(config)
dataset2 = StringSplittingDataset(config)
for i in range(len(dataset1)):
assert dataset1[i] == dataset2[i]
def test_string_splitting_dataset_items():
"""Test basic properties of generated items"""
config = StringSplittingConfig(min_initial_machines=1, max_initial_machines=5, size=10, seed=42)
dataset = StringSplittingDataset(config)
for i in range(len(dataset)):
item = dataset[i]
# Check item structure
assert isinstance(item, dict)
assert "question" in item
assert "answer" in item
assert "metadata" in item
# Check metadata
assert "states" in item["metadata"]
assert "solution" in item["metadata"]
states = item["metadata"]["states"]
solution = item["metadata"]["solution"]
# Verify dimensions
assert len(states) > 0
assert states[-1] == solution
for i in range(3):
assert 1 <= states[0][i] <= 5
for i in range(3, 6):
assert states[0][i] == 0
def test_string_splitting_dataset_iteration():
"""Test that iteration respects dataset size"""
config = StringSplittingConfig(size=5, seed=42)
dataset = StringSplittingDataset(config)
items = list(dataset)
assert len(items) == config.size
# Test multiple iterations yield same items
assert items == list(dataset)
def test_string_splitting_answer():
"""Test the answer calculation"""
config = StringSplittingConfig(seed=42)
dataset = StringSplittingDataset(config)
# Empty input
counts = [0, 0, 0, 0, 0, 0]
assert dataset._apply_rule(counts) == [0, 0, 0, 0, 0, 0]
# Rule 1: 1A -> 2X 1Y
counts = [1, 0, 0, 0, 0, 0]
assert dataset._apply_rule(counts) == [0, 0, 0, 2, 1, 0]
# Rule 2: 2B -> 1X
counts = [0, 2, 0, 0, 0, 0]
assert dataset._apply_rule(counts) == [0, 0, 0, 1, 0, 0]
# Rule 3: 2C -> 1Y
counts = [0, 0, 2, 0, 0, 0]
assert dataset._apply_rule(counts) == [0, 0, 0, 0, 1, 0]
# Rule 4: B + C -> A
counts = [0, 1, 1, 0, 0, 0]
assert dataset._apply_rule(counts) == [1, 0, 0, 0, 0, 0]
# Rule 5: X + Y -> Z
counts = [0, 0, 0, 1, 1, 0]
assert dataset._apply_rule(counts) == [0, 0, 0, 0, 0, 1]
# 1-shot example used in the prompt
A_machine, B_machine, C_machine = 2, 0, 1
assert dataset._get_answer(A_machine, B_machine, C_machine) == [
[2, 0, 1, 0, 0, 0],
[1, 0, 1, 2, 1, 0],
[0, 0, 1, 4, 2, 0],
[0, 0, 1, 3, 1, 1],
[0, 0, 1, 2, 0, 2],
]