def test_seek(self):
fileno, path = tempfile.mkstemp('.gevent.test__fileobject.test_seek')
self.addCleanup(os.remove, path)
s = b'a' * 1024
os.write(fileno, b'B' * 15)
os.write(fileno, s)
os.close(fileno)
with open(path, 'rb') as f:
f.seek(15)
native_data = f.read(1024)
with open(path, 'rb') as f_raw:
try:
f = FileObject(f_raw, 'rb')
except ValueError:
# libuv on Travis can raise EPERM
# from FileObjectPosix. I can't produce it on mac os locally,
# don't know what the issue is. This started happening on Jan 19,
# in the branch that caused all watchers to be explicitly closed.
# That shouldn't have any effect on io watchers, though, which were
# already being explicitly closed.
reraiseFlakyTestRaceConditionLibuv()
if PY3 or FileObject is not FileObjectThread:
self.assertTrue(f.seekable())
f.seek(15)
self.assertEqual(15, f.tell())
fileobj_data = f.read(1024)
self.assertEqual(native_data, s)
self.assertEqual(native_data, fileobj_data)
def test_seek(self):
fileno, path = tempfile.mkstemp()
s = b'a' * 1024
os.write(fileno, b'B' * 15)
os.write(fileno, s)
os.close(fileno)
try:
with open(path, 'rb') as f:
f.seek(15)
native_data = f.read(1024)
with open(path, 'rb') as f_raw:
f = FileObject(f_raw, 'rb')
if hasattr(f, 'seekable'):
# Py3
self.assertTrue(f.seekable())
f.seek(15)
self.assertEqual(15, f.tell())
fileobj_data = f.read(1024)
self.assertEqual(native_data, s)
self.assertEqual(native_data, fileobj_data)
finally:
os.remove(path)
def test_seek(self):
fileno, path = tempfile.mkstemp()
s = b'a' * 1024
os.write(fileno, b'B' * 15)
os.write(fileno, s)
os.close(fileno)
try:
with open(path, 'rb') as f:
f.seek(15)
native_data = f.read(1024)
with open(path, 'rb') as f_raw:
f = FileObject(f_raw, 'rb')
if hasattr(f, 'seekable'):
# Py3
self.assertTrue(f.seekable())
f.seek(15)
self.assertEqual(15, f.tell())
fileobj_data = f.read(1024)
self.assertEqual(native_data, s)
self.assertEqual(native_data, fileobj_data)
finally:
os.remove(path)
