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111 lines
3.3 KiB
Python
111 lines
3.3 KiB
Python
"""Tests for simple equation task generation"""
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import pytest
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from reasoning_gym.algebra.simple_equations import SimpleEquationsConfig, SimpleEquationsDataset
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def test_simple_equations_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 = SimpleEquationsConfig(min_terms=0) # Too few terms
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config.validate()
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with pytest.raises(AssertionError):
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config = SimpleEquationsConfig(min_terms=5, max_terms=3) # max < min terms
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config.validate()
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with pytest.raises(AssertionError):
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config = SimpleEquationsConfig(min_value=0) # Too small value
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config.validate()
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with pytest.raises(AssertionError):
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config = SimpleEquationsConfig(min_value=100, max_value=50) # max < min value
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config.validate()
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def test_simple_equations_dataset_deterministic():
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"""Test that dataset generates same items with same seed"""
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config = SimpleEquationsConfig(seed=42, size=10)
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dataset1 = SimpleEquationsDataset(config)
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dataset2 = SimpleEquationsDataset(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_simple_equations_dataset_items():
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"""Test basic properties of generated items"""
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config = SimpleEquationsConfig(
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min_terms=2,
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max_terms=4,
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min_value=1,
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max_value=100,
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size=10,
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seed=42
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)
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dataset = SimpleEquationsDataset(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 "equation" in item["metadata"]
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assert "variable" in item["metadata"]
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# Verify answer is numeric
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assert item["answer"].isdigit()
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# Verify equation format
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equation = item["metadata"]["equation"]
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assert "=" in equation
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assert item["metadata"]["variable"] in equation
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def test_simple_equations_dataset_iteration():
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"""Test that iteration respects dataset size"""
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config = SimpleEquationsConfig(size=5, seed=42)
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dataset = SimpleEquationsDataset(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_simple_equations_solution_verification():
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"""Test that generated equations have correct solutions"""
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config = SimpleEquationsConfig(
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min_terms=2,
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max_terms=3,
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min_value=1,
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max_value=10, # Small values for predictable results
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operators=("+", "-"), # Simple operators for easy verification
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size=10,
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seed=42
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)
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dataset = SimpleEquationsDataset(config)
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for item in dataset:
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# Extract equation parts
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equation = item["metadata"]["equation"]
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variable = item["metadata"]["variable"]
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solution = int(item["answer"])
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# Verify solution by substitution
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equation_parts = equation.split("=")
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left_side = equation_parts[0].strip()
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right_side = int(equation_parts[1].strip())
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# Replace variable with solution
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evaluated = eval(left_side.replace(variable, str(solution)))
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assert evaluated == right_side
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