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83 lines
2.4 KiB
Python
83 lines
2.4 KiB
Python
"""Tests for Count bits questions generation"""
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import pytest
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from reasoning_gym.arithmetic.count_bits import CountBitsConfig, CountBitsDataset
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def test_count_bits_config_validation():
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"""Test that invalid configs raise appropriate errors"""
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with pytest.raises(AssertionError):
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config = CountBitsConfig(max_n=-1) # Negative not allowed
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config.validate()
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with pytest.raises(AssertionError):
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config = CountBitsConfig(max_n=0) # Zero not allowed
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config.validate()
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def test_count_bits_dataset_deterministic():
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"""Test that dataset generates same items with same seed"""
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config = CountBitsConfig(seed=42, size=10)
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dataset1 = CountBitsDataset(config)
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dataset2 = CountBitsDataset(config)
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for i in range(len(dataset1)):
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assert dataset1[i] == dataset2[i]
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def test_count_bits_dataset_items():
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"""Test basic properties of generated items"""
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config = CountBitsConfig(max_n=10, size=10, seed=42)
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dataset = CountBitsDataset(config)
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for i in range(len(dataset)):
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item = dataset[i]
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# Check item structure
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assert isinstance(item, dict)
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assert "question" in item
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assert "answer" in item
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assert "metadata" in item
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# Check metadata
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assert "number" in item["metadata"]
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assert "solution" in item["metadata"]
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assert "binary" in item["metadata"]
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number = item["metadata"]["number"]
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solution = item["metadata"]["solution"]
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binary = item["metadata"]["binary"]
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# Verify values
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assert number <= config.max_n
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assert solution >= 0
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assert set(binary) <= {"0", "1"}
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def test_count_bits_dataset_iteration():
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"""Test that iteration respects dataset size"""
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config = CountBitsConfig(size=5, seed=42)
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dataset = CountBitsDataset(config)
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items = list(dataset)
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assert len(items) == config.size
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# Test multiple iterations yield same items
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assert items == list(dataset)
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def test_count_bits_answer():
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"""Verify the number of 1 bits in the binary representation of a number"""
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config = CountBitsConfig(size=5, seed=42)
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dataset = CountBitsDataset(config)
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for item in dataset:
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number = item["metadata"]["number"]
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solution = item["metadata"]["solution"]
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# Count number of 1 bits in the number by shifting
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count = 0
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while number:
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count += number & 1
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number >>= 1
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assert solution == count
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