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Tests: Fix driver race sometimes missing final log data

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This commit is contained in:
Wilson Snyder 2024-09-19 22:49:40 -04:00
parent 579257bc42
commit 87eef36b1c
1 changed files with 5 additions and 1 deletions
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6
test_regress/driver.py
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@ -1693,7 +1693,9 @@ class VlTest:
rawbuf = bytearray(2048) rawbuf = bytearray(2048)
while proc.poll() is None: while True:
finished = proc.poll()
# Need to check readinto once, even after poll "completes"
got = proc.stdout.readinto(rawbuf) got = proc.stdout.readinto(rawbuf)
if got: if got:
data = rawbuf[0:got] data = rawbuf[0:got]
@ -1703,6 +1705,8 @@ class VlTest:
sys.stdout.flush() sys.stdout.flush()
if logfh: if logfh:
logfh.write(data) logfh.write(data)
if finished is not None:
break
if logfh: if logfh:
logfh.close() logfh.close()