bpo-22831: Use "with" to avoid possible fd leaks in tests (part 2). (GH-10929)

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Serhiy Storchaka 2019-03-05 10:06:26 +02:00 committed by GitHub
parent 9e4861f523
commit 5b10b98247
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25 changed files with 253 additions and 312 deletions

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@ -46,24 +46,23 @@ class SelectTestCase(unittest.TestCase):
def test_select(self):
cmd = 'for i in 0 1 2 3 4 5 6 7 8 9; do echo testing...; sleep 1; done'
p = os.popen(cmd, 'r')
for tout in (0, 1, 2, 4, 8, 16) + (None,)*10:
if support.verbose:
print('timeout =', tout)
rfd, wfd, xfd = select.select([p], [], [], tout)
if (rfd, wfd, xfd) == ([], [], []):
continue
if (rfd, wfd, xfd) == ([p], [], []):
line = p.readline()
with os.popen(cmd) as p:
for tout in (0, 1, 2, 4, 8, 16) + (None,)*10:
if support.verbose:
print(repr(line))
if not line:
print('timeout =', tout)
rfd, wfd, xfd = select.select([p], [], [], tout)
if (rfd, wfd, xfd) == ([], [], []):
continue
if (rfd, wfd, xfd) == ([p], [], []):
line = p.readline()
if support.verbose:
print('EOF')
break
continue
self.fail('Unexpected return values from select():', rfd, wfd, xfd)
p.close()
print(repr(line))
if not line:
if support.verbose:
print('EOF')
break
continue
self.fail('Unexpected return values from select():', rfd, wfd, xfd)
# Issue 16230: Crash on select resized list
def test_select_mutated(self):