def testCleanup(self):
try:
ArrayCacheMemoryMgr.instance.pause()
op = OpArrayCache(graph=self.opProvider.graph)
op.Input.connect(self.opProvider.Output)
x = op.Output[...].wait()
op.Input.disconnect()
op.cleanUp()
r = weakref.ref(op)
del op
gc.collect()
assert r() is None, "OpArrayCache was not cleaned up correctly"
finally:
ArrayCacheMemoryMgr.instance.unpause()
