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"""Tests for test helpers."""
import pytest
from attrs import define
from .helpers import assert_only_unstructured
def test_assert_only_unstructured_passes_for_primitives():
"""assert_only_unstructured should pass for basic Python data types."""
# Test primitives
assert_only_unstructured(42)
assert_only_unstructured("hello")
assert_only_unstructured(3.14)
assert_only_unstructured(True)
assert_only_unstructured(None)
# Test collections of primitives
assert_only_unstructured([1, 2, 3])
assert_only_unstructured({"key": "value", "number": 42})
assert_only_unstructured((1, "two", 3.0))
assert_only_unstructured({1, 2, 3})
assert_only_unstructured(frozenset([1, 2, 3]))
# Test nested structures
assert_only_unstructured(
{"list": [1, 2, {"nested": "dict"}], "tuple": (True, None), "number": 42}
)
def test_assert_only_unstructured_fails_for_attrs_classes():
"""assert_only_unstructured should fail for attrs classes."""
@define
class SimpleAttrsClass:
value: int
instance = SimpleAttrsClass(42)
# Should raise AssertionError for attrs class instance
with pytest.raises(AssertionError):
assert_only_unstructured(instance)
# Should also fail when attrs instance is nested in collections
with pytest.raises(AssertionError):
assert_only_unstructured([instance])
with pytest.raises(AssertionError):
assert_only_unstructured({"key": instance})
with pytest.raises(AssertionError):
assert_only_unstructured((1, instance, 3))
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