def _test_obj_leakage_much_adding_some_removing(self):
# measure one and throw it away, in order to reach a "steady state" in terms of initialization of objects state.
memutil.measure_obj_leakage(self._mem_test_much_adding_some_removing, SAMPLES, iterspersample=2**0)
slope = memutil.measure_obj_leakage(self._mem_test_much_adding_some_removing, SAMPLES, iterspersample=2**0)
self.assertTrue(slope <= MIN_SLOPE,
"%s leaks objects at a rate of approximately %s system bytes per invocation" % (
self._mem_test_much_adding_some_removing, "%0.3f" % slope,))
def _help_test_no_obj_leakage(self, f):
# measure one and throw it away, in order to reach a "steady state" in terms of initialization of memory state.
memutil.measure_obj_leakage(f, 2**3, iterspersample=2**3)
slope = memutil.measure_obj_leakage(f, 2**3, iterspersample=2**3)
# print "slope: ", slope
MIN_SLOPE = 0.0000
if slope > MIN_SLOPE:
raise "%s leaks memory at a rate of approximately %s Python objects per invocation" % (f, slope,)
def _test_obj_leakage(self):
# measure one and throw it away, in order to reach a "steady state" in terms of initialization of objects state.
memutil.measure_obj_leakage(self.test_em,
max(2**3, SAMPLES / 2**3),
iterspersample=2**0)
slope = memutil.measure_obj_leakage(self.test_em,
max(2**3, SAMPLES / 2**3),
iterspersample=2**0)
self.failUnless(
slope <= MIN_SLOPE,
"%s leaks objects at a rate of approximately %s system bytes per invocation"
% (
self.test_em,
"%0.3f" % slope,
))
def _test_obj_leakage_much_adding_some_removing(self):
# measure one and throw it away, in order to reach a "steady state" in terms of initialization of objects state.
memutil.measure_obj_leakage(self._mem_test_much_adding_some_removing, SAMPLES, iterspersample=2**0)
slope = memutil.measure_obj_leakage(self._mem_test_much_adding_some_removing, SAMPLES, iterspersample=2**0)
self.failUnless(slope <= MIN_SLOPE, "%s leaks objects at a rate of approximately %s system bytes per invocation" % (self._mem_test_much_adding_some_removing, "%0.3f" % slope,))
