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# mode: run
import gc
from cpython cimport pycapsule
cdef int value = 5
cdef bint destructed = False
cdef void destructor(object obj) noexcept:
# PyPy's GC does not guarantee immediate execution.
global destructed
destructed = True
def was_destructed():
return destructed
def test_capsule():
"""
>>> test_capsule()
True
>>> _ = gc.collect()
>>> was_destructed() # let's assume that gc.collect() is enough to assert this
True
"""
capsule = pycapsule.PyCapsule_New(&value, b"simple value", &destructor)
assert pycapsule.PyCapsule_GetName(capsule) == b"simple value"
assert pycapsule.PyCapsule_GetPointer(capsule, b"simple value") is &value
assert pycapsule.PyCapsule_GetDestructor(capsule) is &destructor
return pycapsule.PyCapsule_IsValid(capsule, b"simple value")
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