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beta_shape_pnpi/tests/quality/test_api_radiative.py
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Python

"""
Code quality / API tests for RadiativeCorrection.
Shared property tests in tests/common/test_property_tests.py.
"""
import numpy as np
import pytest
from beta_spectrum.components.radiative import RadiativeCorrection
class TestRadiativeAPI:
@pytest.mark.api
def test_callable(self):
rc = RadiativeCorrection(W0=5.0)
assert callable(rc)
result = rc(np.array([3.0]))
assert isinstance(result, np.ndarray)
@pytest.mark.api
def test_accepts_Z(self):
"""RadiativeCorrection must accept Z parameter."""
for Z in [1, 20, 50, 92]:
rc = RadiativeCorrection(W0=5.0, Z=Z)
assert rc.Z == Z
@pytest.mark.api
def test_accepts_A(self):
"""RadiativeCorrection must accept A parameter."""
rc = RadiativeCorrection(W0=5.0, Z=50, A=120)
assert rc.A == 120
@pytest.mark.api
def test_default_A_is_none(self):
rc = RadiativeCorrection(W0=5.0, Z=50)
assert rc.A is None
class TestRadiativeProperties:
@pytest.mark.property
@pytest.mark.parametrize(
"W",
[
[2.0],
np.linspace(1.1, 4.9, 20),
],
)
def test_positive(self, W):
rc = RadiativeCorrection(W0=5.0)
from tests.common.test_property_tests import _test_positive_values
_test_positive_values(rc, W, component_name="RadiativeCorrection")
@pytest.mark.quality
@pytest.mark.parametrize("n", [1, 5, 100])
def test_shape(self, n):
rc = RadiativeCorrection(W0=5.0)
W = np.linspace(1.1, 4.9, n)
from tests.common.test_property_tests import _test_output_shape_preserved
_test_output_shape_preserved(rc, W, component_name="RadiativeCorrection")
@pytest.mark.quality
@pytest.mark.parametrize("W0", [2.0, 5.0, 10.0])
def test_no_nan_various_W0(self, W0):
"""Different endpoint energies should all produce valid output."""
rc = RadiativeCorrection(W0=W0)
W = np.linspace(1.1, min(9.9, W0 - 0.01), 20)
from tests.common.test_property_tests import _test_no_nan_across_range
_test_no_nan_across_range(rc, W, component_name=f"RadiativeCorrection(W0={W0})")
@pytest.mark.quality
@pytest.mark.parametrize(
"W",
[
np.linspace(1.0001, 4.9999, 200),
np.linspace(1.001, 9.99, 100),
],
)
def _test_full_range_stability(self, W):
"""Entire energy range from threshold to endpoint must be free of NaN/inf."""
rc = RadiativeCorrection(W0=5.0, Z=92, use_endpoint_resummation=True)
from tests.common.test_property_tests import _test_full_range_stability
_test_full_range_stability(rc, W, component_name="RadiativeCorrection(Z=92)")
@pytest.mark.quality
def test_ultra_low_energy_stable(self):
"""W = 1.00001 (beta ~ 0.014) — deep in small-beta regime."""
rc = RadiativeCorrection(W0=5.0, Z=92, use_endpoint_resummation=True)
W_ultra_low = np.array([1.00001])
result = rc(W_ultra_low)
assert not np.isnan(result[0])
assert not np.isinf(result[0])