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[3.9] bpo-25130: Add calls of gc.collect() in tests to support PyPy (GH-28005). (GH-28028)

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(cherry picked from commit 2a8127cafe)
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Serhiy Storchaka 2021-08-29 15:08:32 +03:00 • committed by GitHub
parent dab74d68e3
commit 330aabbbbe
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36 changed files with 143 additions and 15 deletions
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5
Lib/test/_test_multiprocessing.py
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@ -607,6 +607,7 @@ def test_lose_target_ref(self):
del c
p.start()
p.join()
gc.collect() # For PyPy or other GCs.
self.assertIs(wr(), None)
self.assertEqual(q.get(), 5)
close_queue(q)
@ -2663,6 +2664,7 @@ def test_release_task_refs(self):
self.pool.map(identity, objs)
del objs
gc.collect() # For PyPy or other GCs.
time.sleep(DELTA) # let threaded cleanup code run
self.assertEqual(set(wr() for wr in refs), {None})
# With a process pool, copies of the objects are returned, check
@ -4165,6 +4167,7 @@ def setUp(self):
util._finalizer_registry.clear()
def tearDown(self):
gc.collect() # For PyPy or other GCs.
self.assertFalse(util._finalizer_registry)
util._finalizer_registry.update(self.registry_backup)
@ -4176,12 +4179,14 @@ class Foo(object):
a = Foo()
util.Finalize(a, conn.send, args=('a',))
del a # triggers callback for a
gc.collect() # For PyPy or other GCs.
b = Foo()
close_b = util.Finalize(b, conn.send, args=('b',))
close_b() # triggers callback for b
close_b() # does nothing because callback has already been called
del b # does nothing because callback has already been called
gc.collect() # For PyPy or other GCs.
c = Foo()
util.Finalize(c, conn.send, args=('c',))