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import py
from pypy.conftest import option
from pypy.module._rawffi.tracker import Tracker
class AppTestTracker:
spaceconfig = dict(usemodules=['_rawffi', 'struct'])
def setup_class(cls):
#
# detect if we're running on PyPy with DO_TRACING not compiled in
if option.runappdirect:
try:
import _rawffi
_rawffi._num_of_allocated_objects()
except (ImportError, RuntimeError) as e:
py.test.skip(str(e))
#
Tracker.DO_TRACING = True
def test_array(self):
import _rawffi
oldnum = _rawffi._num_of_allocated_objects()
a = _rawffi.Array('c')(3)
assert _rawffi._num_of_allocated_objects() - oldnum == 1
a.free()
assert _rawffi._num_of_allocated_objects() - oldnum == 0
def test_structure(self):
import _rawffi
oldnum = _rawffi._num_of_allocated_objects()
s = _rawffi.Structure([('a', 'i'), ('b', 'i')])()
assert _rawffi._num_of_allocated_objects() - oldnum == 1
s.free()
assert _rawffi._num_of_allocated_objects() - oldnum == 0
def test_callback(self):
import _rawffi
oldnum = _rawffi._num_of_allocated_objects()
c = _rawffi.CallbackPtr(lambda : 3, [], 'i')
assert _rawffi._num_of_allocated_objects() - oldnum== 1
c.free()
assert _rawffi._num_of_allocated_objects() - oldnum== 0
def teardown_class(cls):
Tracker.DO_TRACING = False
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