New issue 2173: PPC test case failure: rpython/rlib/test/test_streamio.py fails
on PPC64LE machine
https://bitbucket.org/pypy/pypy/issues/2173/ppc-test-case-failure-rpython-rlib-test
Vaibhav Sood:
Ran the test on a Ubuntu 14.10 PPC64LE machine (same test passes on a Ubuntu
14.10 x86-64 machine):
./pytest.py -rfExs rpython/rlib/test/test_streamio.py
Get the following failure log (trace snipped to show only failure part):
```
#!python
===================================================================================
FAILURES
====================================================================================
______________________________________________________________________
TestDiskFile.test_write_interrupted
______________________________________________________________________
self = <rpython.rlib.test.test_streamio.TestDiskFile instance at 0x3fff7d8f1e60>
def test_write_interrupted(self):
try:
from signal import alarm, signal, SIG_DFL, SIGALRM
except ImportError:
pytest.skip('no alarm on this platform')
try:
read_fd, write_fd = os.pipe()
file = streamio.DiskFile(write_fd)
def handler(*a):
os.read(read_fd, 2000)
alarm(1)
signal(SIGALRM, handler)
alarm(1)
# Write to the pipe until it is full
buf = "FILL THE PIPE" * 1000
while True:
> if os.write(write_fd, buf) < len(buf):
E OSError: [Errno 4] Interrupted system call
rpython/rlib/test/test_streamio.py:1098: OSError
============================================================================
short test summary info
============================================================================
FAIL
rpython/rlib/test/test_streamio.py::TestDiskFile::()::test_write_interrupted
```
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