def test_weakref_after_resurrection_threadsafe(self):
gc.collect()
prt = GCTestHelper.reflectionTraverseTestField()
del prt
self.assertEqual(gc.collect(), 1)
prt = GCTestHelper.reflectionTraverseTestList()
del prt
self.assertEqual(gc.collect(), 1)
prt = GCTestHelper.reflectionTraverseTestArray()
del prt
self.assertEqual(gc.collect(), 1)
prt = GCTestHelper.reflectionTraverseTestPyList()
del prt
self.assertEqual(gc.collect(), 2)
prt = GCTestHelper.reflectionTraverseTestCycle()
del prt
self.assertEqual(gc.collect(), 0)
def test_TraverseByReflection(self):
gc.collect()
prt = GCTestHelper.reflectionTraverseTestField()
del prt
self.assertEqual(gc.collect(), 1)
prt = GCTestHelper.reflectionTraverseTestList()
del prt
self.assertEqual(gc.collect(), 1)
prt = GCTestHelper.reflectionTraverseTestArray()
del prt
self.assertEqual(gc.collect(), 1)
prt = GCTestHelper.reflectionTraverseTestPyList()
del prt
self.assertEqual(gc.collect(), 2)
prt = GCTestHelper.reflectionTraverseTestCycle()
del prt
self.assertEqual(gc.collect(), 0)
def test_TraverseByReflection(self):
gc.collect()
prt = GCTestHelper.reflectionTraverseTestField()
del prt
self.assertEqual(gc.collect(), 1)
prt = GCTestHelper.reflectionTraverseTestList()
del prt
self.assertEqual(gc.collect(), 1)
prt = GCTestHelper.reflectionTraverseTestArray()
del prt
self.assertEqual(gc.collect(), 1)
prt = GCTestHelper.reflectionTraverseTestPyList()
del prt
self.assertEqual(gc.collect(), 2)
prt = GCTestHelper.reflectionTraverseTestCycle()
del prt
self.assertEqual(gc.collect(), 0)
def test_forced_with_extern_NonPyObjectFinalizer_that_notifies_gc(self):
comments = []
class A:
def __init__(self, index):
self.index = index
def __del__(self):
comments.append("A_del_" + str(self.index))
class PreProcess(Runnable):
preCount = 0
def run(self):
PreProcess.preCount += 1
class PostProcess(Runnable):
postCount = 0
def run(self):
PostProcess.postCount += 1
prePr = PreProcess()
postPr = PostProcess()
time.sleep(1) # <- to avoid that the newly registered processes
# become subject to previous run (remember: We
# are not in monitor-mode, i.e. gc runs async.
gc.registerPreFinalizationProcess(prePr)
gc.registerPostFinalizationProcess(postPr)
for i in range(4):
f = A(i)
del f
#NastyFinalizer would cause this test occasionally to fail
externFinalizer = GCTestHelper.NotSoNastyFinalizer()
del externFinalizer
for i in range(4, 8):
f = A(i)
del f
System.gc()
# we wait a bit longer here, since PostProcess runs asynchronous
# and must wait for the finalizer of A
time.sleep(4)
self.assertEqual(len(comments), 8)
self.assertEqual(PreProcess.preCount, 1)
self.assertEqual(PostProcess.postCount, 1)
comments = []
gc.unregisterPreFinalizationProcess(prePr)
gc.unregisterPostFinalizationProcess(postPr)
def test_Cycle(self):
gc.collect()
prt = GCTestHelper.reflectionTraverseTestCycle()
del prt
self.assertEqual(gc.collect(), 0)
def test_PyList(self):
gc.collect()
prt = GCTestHelper.reflectionTraverseTestPyList()
del prt
self.assertEqual(gc.collect(), 2)
def test_Array(self):
gc.collect()
prt = GCTestHelper.reflectionTraverseTestArray()
del prt
self.assertEqual(gc.collect(), 1)
def test_Cycle(self):
gc.collect()
prt = GCTestHelper.reflectionTraverseTestCycle()
del prt
self.assertEqual(gc.collect(), 0)
def test_PyList(self):
gc.collect()
prt = GCTestHelper.reflectionTraverseTestPyList()
del prt
self.assertEqual(gc.collect(), 2)
def test_Array(self):
gc.collect()
prt = GCTestHelper.reflectionTraverseTestArray()
del prt
self.assertEqual(gc.collect(), 1)