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-rw-r--r--Lib/test/test_os.py5
1 files changed, 3 insertions, 2 deletions
diff --git a/Lib/test/test_os.py b/Lib/test/test_os.py
index 588df16..5348b12b 100644
--- a/Lib/test/test_os.py
+++ b/Lib/test/test_os.py
@@ -123,14 +123,15 @@ class FileTests(unittest.TestCase):
self.assertEqual(type(s), bytes)
self.assertEqual(s, b"spam")
- def test_large_read(self):
+ @support.cpython_only
+ @support.bigmemtest(size=INT_MAX + 10, memuse=1, dry_run=False)
+ def test_large_read(self, size):
with open(support.TESTFN, "wb") as fp:
fp.write(b'test')
self.addCleanup(support.unlink, support.TESTFN)
# Issue #21932: Make sure that os.read() does not raise an
# OverflowError for size larger than INT_MAX
- size = INT_MAX + 10
with open(support.TESTFN, "rb") as fp:
data = os.read(fp.fileno(), size)