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Make test_fcntl quiet #108758

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Sep 1, 2023
Merged

Make test_fcntl quiet #108758

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63 changes: 32 additions & 31 deletions Lib/test/test_fcntl.py
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Original file line number Diff line number Diff line change
Expand Up @@ -16,37 +16,6 @@



def get_lockdata():
try:
os.O_LARGEFILE
except AttributeError:
start_len = "ll"
else:
start_len = "qq"

if (sys.platform.startswith(('netbsd', 'freebsd', 'openbsd'))
or sys.platform == 'darwin'):
if struct.calcsize('l') == 8:
off_t = 'l'
pid_t = 'i'
else:
off_t = 'lxxxx'
pid_t = 'l'
lockdata = struct.pack(off_t + off_t + pid_t + 'hh', 0, 0, 0,
fcntl.F_WRLCK, 0)
elif sys.platform.startswith('gnukfreebsd'):
lockdata = struct.pack('qqihhi', 0, 0, 0, fcntl.F_WRLCK, 0, 0)
elif sys.platform in ['hp-uxB', 'unixware7']:
lockdata = struct.pack('hhlllii', fcntl.F_WRLCK, 0, 0, 0, 0, 0, 0)
else:
lockdata = struct.pack('hh'+start_len+'hh', fcntl.F_WRLCK, 0, 0, 0, 0, 0)
if lockdata:
if verbose:
print('struct.pack: ', repr(lockdata))
return lockdata

lockdata = get_lockdata()

class BadFile:
def __init__(self, fn):
self.fn = fn
Expand Down Expand Up @@ -78,12 +47,43 @@ def tearDown(self):
self.f.close()
unlink(TESTFN)

@staticmethod
def get_lockdata():
try:
os.O_LARGEFILE
except AttributeError:
start_len = "ll"
else:
start_len = "qq"

if (sys.platform.startswith(('netbsd', 'freebsd', 'openbsd'))
or sys.platform == 'darwin'):
if struct.calcsize('l') == 8:
off_t = 'l'
pid_t = 'i'
else:
off_t = 'lxxxx'
pid_t = 'l'
lockdata = struct.pack(off_t + off_t + pid_t + 'hh', 0, 0, 0,
fcntl.F_WRLCK, 0)
elif sys.platform.startswith('gnukfreebsd'):
lockdata = struct.pack('qqihhi', 0, 0, 0, fcntl.F_WRLCK, 0, 0)
elif sys.platform in ['hp-uxB', 'unixware7']:
lockdata = struct.pack('hhlllii', fcntl.F_WRLCK, 0, 0, 0, 0, 0, 0)
else:
lockdata = struct.pack('hh'+start_len+'hh', fcntl.F_WRLCK, 0, 0, 0, 0, 0)
if lockdata:
if verbose:
print('struct.pack: ', repr(lockdata))
return lockdata

def test_fcntl_fileno(self):
# the example from the library docs
self.f = open(TESTFN, 'wb')
rv = fcntl.fcntl(self.f.fileno(), fcntl.F_SETFL, os.O_NONBLOCK)
if verbose:
print('Status from fcntl with O_NONBLOCK: ', rv)
lockdata = self.get_lockdata()
rv = fcntl.fcntl(self.f.fileno(), fcntl.F_SETLKW, lockdata)
if verbose:
print('String from fcntl with F_SETLKW: ', repr(rv))
Expand All @@ -95,6 +95,7 @@ def test_fcntl_file_descriptor(self):
rv = fcntl.fcntl(self.f, fcntl.F_SETFL, os.O_NONBLOCK)
if verbose:
print('Status from fcntl with O_NONBLOCK: ', rv)
lockdata = self.get_lockdata()
rv = fcntl.fcntl(self.f, fcntl.F_SETLKW, lockdata)
if verbose:
print('String from fcntl with F_SETLKW: ', repr(rv))
Expand Down