pybind11/tests/test_class_sh_factory_constructors.py

57 lines
1.6 KiB
Python
Raw Normal View History

from __future__ import annotations
import pytest
from pybind11_tests import class_sh_factory_constructors as m
if not m.defined_PYBIND11_HAS_INTERNALS_WITH_SMART_HOLDER_SUPPORT:
pytest.skip("smart_holder not available.", allow_module_level=True)
def test_atyp_factories():
assert m.atyp_valu().get_mtxt() == "Valu"
assert m.atyp_rref().get_mtxt() == "Rref"
# sert m.atyp_cref().get_mtxt() == "Cref"
# sert m.atyp_mref().get_mtxt() == "Mref"
# sert m.atyp_cptr().get_mtxt() == "Cptr"
assert m.atyp_mptr().get_mtxt() == "Mptr"
assert m.atyp_shmp().get_mtxt() == "Shmp"
# sert m.atyp_shcp().get_mtxt() == "Shcp"
assert m.atyp_uqmp().get_mtxt() == "Uqmp"
# sert m.atyp_uqcp().get_mtxt() == "Uqcp"
assert m.atyp_udmp().get_mtxt() == "Udmp"
# sert m.atyp_udcp().get_mtxt() == "Udcp"
@pytest.mark.parametrize(
("init_args", "expected"),
[
((3,), 300),
((5, 7), 570),
((9, 11, 13), 1023),
],
)
def test_with_alias_success(init_args, expected):
assert m.with_alias(*init_args).val == expected
@pytest.mark.parametrize(
("num_init_args", "smart_ptr"),
[
(4, "std::unique_ptr"),
(5, "std::shared_ptr"),
],
)
def test_with_alias_invalid(num_init_args, smart_ptr):
class PyDrvdWithAlias(m.with_alias):
pass
with pytest.raises(TypeError) as excinfo:
PyDrvdWithAlias(*((0,) * num_init_args))
assert (
str(excinfo.value)
== "pybind11::init(): construction failed: returned "
+ smart_ptr
+ " pointee is not an alias instance"
)