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[2.7] bpo-33760: Fix file leaks in test_io. (GH-7361). (GH-7373) 

(cherry picked from commit e36837cb71)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
This commit is contained in:
Serhiy Storchaka 2018-06-04 06:37:57 +03:00 committed by Ned Deily
parent ded666ff0c
commit b02ceb57d2
1 changed files with 3 additions and 0 deletions
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3
Lib/test/test_io.py
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@ -1091,6 +1091,7 @@ class CBufferedReaderTest(BufferedReaderTest, SizeofTest):
def test_garbage_collection(self):
# C BufferedReader objects are collected.
# The Python version has __del__, so it ends into gc.garbage instead
self.addCleanup(support.unlink, support.TESTFN)
rawio = self.FileIO(support.TESTFN, "w+b")
f = self.tp(rawio)
f.f = f
@ -1292,6 +1293,7 @@ class BufferedWriterTest(unittest.TestCase, CommonBufferedTests):
def test_truncate(self):
# Truncate implicitly flushes the buffer.
self.addCleanup(support.unlink, support.TESTFN)
with self.open(support.TESTFN, self.write_mode, buffering=0) as raw:
bufio = self.tp(raw, 8)
bufio.write(b"abcdef")
@ -1398,6 +1400,7 @@ class CBufferedWriterTest(BufferedWriterTest, SizeofTest):
# C BufferedWriter objects are collected, and collecting them flushes
# all data to disk.
# The Python version has __del__, so it ends into gc.garbage instead
self.addCleanup(support.unlink, support.TESTFN)
rawio = self.FileIO(support.TESTFN, "w+b")
f = self.tp(rawio)
f.write(b"123xxx")