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| author | Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com> | 2018-02-13 03:32:18 -0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-02-13 03:32:18 -0800 |
| commit | ef20abed7f2ae0ba54b1d287f5fe601be80c1128 (patch) | |
| tree | 8c744e5c7df5b8b200f85898b02f724247d870b0 /Lib/test/test_lzma.py | |
| parent | 9b5a90b975ef32b261d60b8ec06504f4ffd00d63 (diff) | |
| download | cpython-git-ef20abed7f2ae0ba54b1d287f5fe601be80c1128.tar.gz | |
bpo-31787: Prevent refleaks when calling __init__() more than once (GH-3995)
(cherry picked from commit d019bc8319ea35e93bf4baa38098ff1b57cd3ee5)
Co-authored-by: Oren Milman <orenmn@gmail.com>
Diffstat (limited to 'Lib/test/test_lzma.py')
| -rw-r--r-- | Lib/test/test_lzma.py | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/Lib/test/test_lzma.py b/Lib/test/test_lzma.py index d7a8576d51..3dc2c1e7e3 100644 --- a/Lib/test/test_lzma.py +++ b/Lib/test/test_lzma.py @@ -4,6 +4,8 @@ import os import pathlib import pickle import random +import sys +from test import support import unittest from test.support import ( @@ -364,6 +366,15 @@ class CompressorDecompressorTestCase(unittest.TestCase): with self.assertRaises(TypeError): pickle.dumps(LZMADecompressor(), proto) + @support.refcount_test + def test_refleaks_in_decompressor___init__(self): + gettotalrefcount = support.get_attribute(sys, 'gettotalrefcount') + lzd = LZMADecompressor() + refs_before = gettotalrefcount() + for i in range(100): + lzd.__init__() + self.assertAlmostEqual(gettotalrefcount() - refs_before, 0, delta=10) + class CompressDecompressFunctionTestCase(unittest.TestCase): |