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https://github.com/kuhyx/utils.git
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Krzysztof kuhy Rudnicki
70c8aa8fbb
Deep or oversized values from the sandbox now fail that example only; compare refuses nesting past 64 levels. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01WzxdWYGW5NZL5uVpnqmNKo
66 lines
2.2 KiB
Python
66 lines
2.2 KiB
Python
import pytest
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from code_runner._compare import MAX_DEPTH, TooDeepError, matches, too_deep
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@pytest.mark.parametrize(
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("expected", "actual", "order", "want"),
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[
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([0, 1], [0, 1], "exact", True),
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([0, 1], [1, 0], "exact", False),
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([0, 1], [1, 0], "any", True),
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([0, 1], [1, 0, 2], "any", False),
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([[1, 2], [3]], [[3], [1, 2]], "any", True),
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([[1, 2], [3]], [[3], [2, 1]], "any", False),
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([[1, 2], [3]], [[3], [2, 1]], "deep", True),
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([[1, 2], [3]], [[3], [2, 9]], "deep", False),
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(3, 3.0, "exact", True),
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(0.1 + 0.2, 0.3, "exact", True),
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(2.0, 2.001, "exact", False),
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(True, 1, "exact", False),
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(1, True, "exact", False),
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(True, True, "exact", True),
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(None, None, "exact", True),
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(None, 0, "exact", False),
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("ab", "ab", "exact", True),
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("ab", "ba", "exact", False),
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("1", 1, "exact", False),
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({"a": [1]}, {"a": [1]}, "exact", True),
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({"a": 1}, {"b": 1}, "exact", False),
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({"a": 1}, {"a": 2}, "exact", False),
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(5, 5, "any", True),
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([1], 1, "any", False),
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([1.0, 2.0], [2.0, 1.0000001], "any", True),
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],
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)
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def test_matches(expected: object, actual: object, order: str, *, want: bool) -> None:
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assert matches(expected, actual, order) is want
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def test_unknown_order_is_refused() -> None:
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with pytest.raises(ValueError, match="order"):
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matches(1, 1, "sideways")
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def _nest(depth: int) -> object:
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value: object = 1
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for _ in range(depth):
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value = [value]
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return value
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@pytest.mark.parametrize("order", ["exact", "any", "deep"])
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def test_deep_nesting_is_refused_not_recursed(order: str) -> None:
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deep = _nest(100_000) # would raise RecursionError in the recursive walks
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with pytest.raises(TooDeepError):
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matches(deep, deep, order)
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with pytest.raises(TooDeepError):
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matches(1, deep, order)
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def test_nesting_up_to_the_limit_still_compares() -> None:
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assert matches(_nest(MAX_DEPTH), _nest(MAX_DEPTH), "deep") is True
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assert too_deep(_nest(MAX_DEPTH + 1)) is True
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assert too_deep({"a": [{"b": _nest(MAX_DEPTH)}]}) is True
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assert too_deep({"a": [{"b": 1}]}) is False
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