Add a testcase to ensure that cycles going through the __class__ link

of a new-style instance are detected by the garbage collector.
This commit is contained in:
Guido van Rossum 2002-06-12 14:38:04 +00:00
parent c5fe5eb8d2
commit 05e01ee114
1 changed files with 6 additions and 0 deletions

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@ -83,6 +83,12 @@ def test_newinstance():
gc.collect()
del a
expect_nonzero(gc.collect(), "newinstance(2)")
del B, C
expect_nonzero(gc.collect(), "newinstance(3)")
A.a = A()
del A
expect_nonzero(gc.collect(), "newinstance(4)")
expect(gc.collect(), 0, "newinstance(5)")
def test_method():
# Tricky: self.__init__ is a bound method, it references the instance.