def test_cast_instance_to_base_obj(self):
class X(object):
pass
x = X()
obj = annlowlevel.cast_instance_to_base_obj(x)
assert lltype.typeOf(obj) == annlowlevel.base_obj_ootype()
y = annlowlevel.cast_base_ptr_to_instance(X, obj)
assert y is x
def test_cast_instance_to_base_obj(self):
class X(object):
pass
x = X()
obj = annlowlevel.cast_instance_to_base_obj(x)
assert lltype.typeOf(obj) == annlowlevel.base_obj_ootype()
y = annlowlevel.cast_base_ptr_to_instance(X, obj)
assert y is x
def _cast_instance_to_native_obj(self, e):
from pypy.rpython.annlowlevel import cast_instance_to_base_obj
inst = cast_instance_to_base_obj(e) # SomeOOInstance
obj = ootype.cast_to_object(inst) # SomeOOObject
return dotnet.cast_to_native_object(obj) # System.Object
