mirror of
https://github.com/pybind/pybind11.git
synced 2024-11-27 23:52:00 +00:00
69 lines
2.1 KiB
Python
69 lines
2.1 KiB
Python
|
from __future__ import annotations
|
||
|
|
|
||
|
|
import warnings
|
||
|
|
|
||
|
|
import pytest
|
||
|
|
|
||
|
|
import pybind11_tests # noqa: F401
|
||
|
|
from pybind11_tests import warnings_ as m
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize(
|
||
|
|
("expected_category", "expected_message", "expected_value", "module_function"),
|
||
|
|
[
|
||
|
|
(Warning, "This is simple warning", 21, m.warn_and_return_value),
|
||
|
|
(RuntimeWarning, "This is RuntimeWarning", None, m.warn_with_default_category),
|
||
|
|
(FutureWarning, "This is FutureWarning", None, m.warn_with_different_category),
|
||
|
|
],
|
||
|
|
)
|
||
|
|
def test_warning_simple(
|
||
|
|
expected_category, expected_message, expected_value, module_function
|
||
|
|
):
|
||
|
|
with pytest.warns(Warning) as excinfo:
|
||
|
|
value = module_function()
|
||
|
|
|
||
|
|
assert issubclass(excinfo[0].category, expected_category)
|
||
|
|
assert str(excinfo[0].message) == expected_message
|
||
|
|
assert value == expected_value
|
||
|
|
|
||
|
|
|
||
|
|
def test_warning_wrong_subclass_fail():
|
||
|
|
with pytest.raises(Exception) as excinfo:
|
||
|
|
m.warn_with_invalid_category()
|
||
|
|
|
||
|
|
assert issubclass(excinfo.type, RuntimeError)
|
||
|
|
assert (
|
||
|
|
str(excinfo.value)
|
||
|
|
== "pybind11::warnings::warn(): cannot raise warning, category must be a subclass of PyExc_Warning!"
|
||
|
|
)
|
||
|
|
|
||
|
|
|
||
|
|
def test_warning_double_register_fail():
|
||
|
|
with pytest.raises(Exception) as excinfo:
|
||
|
|
m.register_duplicate_warning()
|
||
|
|
|
||
|
|
assert issubclass(excinfo.type, RuntimeError)
|
||
|
|
assert (
|
||
|
|
str(excinfo.value)
|
||
|
|
== 'pybind11::warnings::new_warning_type(): an attribute with name "CustomWarning" exists already.'
|
||
|
|
)
|
||
|
|
|
||
|
|
|
||
|
|
def test_warning_register():
|
||
|
|
assert m.CustomWarning is not None
|
||
|
|
|
||
|
|
with pytest.warns(m.CustomWarning) as excinfo:
|
||
|
|
warnings.warn("This is warning from Python!", m.CustomWarning, stacklevel=1)
|
||
|
|
|
||
|
|
assert issubclass(excinfo[0].category, DeprecationWarning)
|
||
|
|
assert str(excinfo[0].message) == "This is warning from Python!"
|
||
|
|
|
||
|
|
|
||
|
|
def test_warning_custom():
|
||
|
|
with pytest.warns(m.CustomWarning) as excinfo:
|
||
|
|
value = m.warn_with_custom_type()
|
||
|
|
|
||
|
|
assert issubclass(excinfo[0].category, DeprecationWarning)
|
||
|
|
assert str(excinfo[0].message) == "This is CustomWarning"
|
||
|
|
assert value == 37
|