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|
# mode: run
# tag: dealloc
import gc
import sys
test_results = []
cdef void add_name(obj):
name = type(obj).__name__.rsplit('.', 1)[-1]
test_results.append(name)
def find_name(exttype):
name = exttype.__name__.rsplit('.', 1)[-1]
return test_results.count(name)
cdef class ExtTypeSimple:
"""
>>> obj = ExtTypeSimple()
>>> find_name(ExtTypeSimple)
0
>>> obj = None
>>> _ = gc.collect()
>>> find_name(ExtTypeSimple)
1
"""
cdef int x
def __dealloc__(self):
add_name(self)
self.x = 0
class PySubTypeSimple(ExtTypeSimple):
"""
>>> obj = PySubTypeSimple()
>>> find_name(PySubTypeSimple)
0
>>> obj = None
>>> _ = gc.collect()
>>> find_name(PySubTypeSimple)
1
"""
class PySubTypeDel(ExtTypeSimple):
"""
>>> obj = PySubTypeDel()
>>> find_name(PySubTypeDel)
0
>>> obj = None
>>> _ = gc.collect()
>>> find_name(PySubTypeDel)
2
"""
def __del__(self):
add_name(self)
cdef class ExtSubTypeObjAttr(ExtTypeSimple):
"""
>>> obj = ExtSubTypeObjAttr()
>>> find_name(ExtSubTypeObjAttr)
0
>>> obj = None
>>> _ = gc.collect()
# both this type and the base class add the same name
>>> find_name(ExtSubTypeObjAttr)
2
"""
cdef object attr
def __dealloc__(self):
add_name(self)
self.x = 1
cdef class ExtTypeRaise:
"""
>>> obj = ExtTypeRaise()
>>> find_name(ExtTypeRaise)
0
>>> obj = None
>>> _ = gc.collect()
>>> find_name(ExtTypeRaise)
1
"""
def __dealloc__(self):
add_name(self)
raise RuntimeError("HUHU !")
class PySubTypeRaise(ExtTypeRaise):
"""
>>> obj = PySubTypeRaise()
>>> obj.ref = obj
>>> find_name(PySubTypeRaise)
0
>>> obj = None
>>> _ = gc.collect()
>>> find_name(PySubTypeRaise)
1
"""
cdef class ExtTypeRefCycle:
"""
>>> obj = ExtTypeRefCycle()
>>> obj.ref = obj
>>> find_name(ExtTypeRefCycle)
0
>>> obj = None
>>> _ = gc.collect()
>>> find_name(ExtTypeRefCycle)
1
"""
cdef public object ref
cdef int x
def __dealloc__(self):
add_name(self)
self.x = 1
class PySubTypeRefCycleDel(ExtTypeRefCycle):
"""
>>> obj = PySubTypeRefCycleDel()
>>> obj.ref = obj
>>> find_name(PySubTypeRefCycleDel)
0
>>> obj = None
>>> _ = gc.collect()
>>> count = 2
>>> if sys.version_info >= (3, 4):
... count = find_name(PySubTypeRefCycleDel)
>>> count
2
"""
def __del__(self):
add_name(self)
cdef class ExtTypeRefCycleRaise:
"""
>>> obj = ExtTypeRefCycleRaise()
>>> obj.ref = obj
>>> find_name(ExtTypeRefCycleRaise)
0
>>> obj = None
>>> _ = gc.collect()
>>> find_name(ExtTypeRefCycleRaise)
1
"""
cdef public object ref
def __dealloc__(self):
add_name(self)
raise RuntimeError("Cleaning up !")
class PySubTypeRefCycleRaise(ExtTypeRefCycleRaise):
"""
>>> obj = PySubTypeRefCycleRaise()
>>> obj.ref = obj
>>> find_name(PySubTypeRefCycleRaise)
0
>>> obj = None
>>> _ = gc.collect()
>>> find_name(PySubTypeRefCycleRaise)
1
"""
|
