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"""
Check the numpy config is valid.
"""
import numpy as np
import pytest
from unittest.mock import Mock, patch
pytestmark = pytest.mark.skipif(
not hasattr(np.__config__, "_built_with_meson"),
reason="Requires Meson builds",
)
class TestNumPyConfigs:
REQUIRED_CONFIG_KEYS = [
"Compilers",
"Machine Information",
"Python Information",
]
@patch("numpy.__config__._check_pyyaml")
def test_pyyaml_not_found(self, mock_yaml_importer):
mock_yaml_importer.side_effect = ModuleNotFoundError()
with pytest.warns(UserWarning):
np.show_config()
def test_dict_mode(self):
config = np.show_config(mode="dicts")
assert isinstance(config, dict)
assert all([key in config for key in self.REQUIRED_CONFIG_KEYS]), (
"Required key missing,"
" see index of `False` with `REQUIRED_CONFIG_KEYS`"
)
def test_invalid_mode(self):
with pytest.raises(AttributeError):
np.show_config(mode="foo")
def test_warn_to_add_tests(self):
assert len(np.__config__.DisplayModes) == 2, (
"New mode detected,"
" please add UT if applicable and increment this count"
)
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