reactphysics3d/testbed/nanogui/ext/pybind11/tests/test_keep_alive.py

98 lines
2.2 KiB
Python

import pytest
def test_keep_alive_argument(capture):
from pybind11_tests import Parent, Child
with capture:
p = Parent()
assert capture == "Allocating parent."
with capture:
p.addChild(Child())
pytest.gc_collect()
assert capture == """
Allocating child.
Releasing child.
"""
with capture:
del p
pytest.gc_collect()
assert capture == "Releasing parent."
with capture:
p = Parent()
assert capture == "Allocating parent."
with capture:
p.addChildKeepAlive(Child())
pytest.gc_collect()
assert capture == "Allocating child."
with capture:
del p
pytest.gc_collect()
assert capture == """
Releasing parent.
Releasing child.
"""
def test_keep_alive_return_value(capture):
from pybind11_tests import Parent
with capture:
p = Parent()
assert capture == "Allocating parent."
with capture:
p.returnChild()
pytest.gc_collect()
assert capture == """
Allocating child.
Releasing child.
"""
with capture:
del p
pytest.gc_collect()
assert capture == "Releasing parent."
with capture:
p = Parent()
assert capture == "Allocating parent."
with capture:
p.returnChildKeepAlive()
pytest.gc_collect()
assert capture == "Allocating child."
with capture:
del p
pytest.gc_collect()
assert capture == """
Releasing parent.
Releasing child.
"""
def test_return_none(capture):
from pybind11_tests import Parent
with capture:
p = Parent()
assert capture == "Allocating parent."
with capture:
p.returnNullChildKeepAliveChild()
pytest.gc_collect()
assert capture == ""
with capture:
del p
pytest.gc_collect()
assert capture == "Releasing parent."
with capture:
p = Parent()
assert capture == "Allocating parent."
with capture:
p.returnNullChildKeepAliveParent()
pytest.gc_collect()
assert capture == ""
with capture:
del p
pytest.gc_collect()
assert capture == "Releasing parent."