def test_read_write(self):
"""Test read/write."""
self.fd = os.open('test_lio_file', os.O_RDWR|os.O_CREAT|os.O_TRUNC)
# Simple 1-byte test.
self._read_write(['a'])
# Test 3 blocks in 1 batch.
data = [ os.urandom(coro.MAX_AIO_SIZE),
os.urandom(coro.MAX_AIO_SIZE),
os.urandom(int(coro.MAX_AIO_SIZE * 0.6)),
]
self._read_write(data)
# Test various numbers of full batches.
for n in xrange(1, 5):
data = [ os.urandom(coro.MAX_AIO_SIZE) for x in xrange(coro.MAX_LIO*n) ]
self._read_write(data)
# Test offset read/write.
data = [ os.urandom(coro.MAX_AIO_SIZE) for x in xrange(3) ]
total_bytes = reduce(operator.add, map(len, data))
coro.many_lio_writes(self.fd, 0, data)
a = coro.many_lio_reads(self.fd, 512, total_bytes-512)
expected_data = ''.join(data)[512:]
actual_data = ''.join(a)
self.assertEqual(actual_data, expected_data)
coro.many_lio_writes(self.fd, 1024, ['hi there'])
a = coro.many_lio_reads(self.fd, 1024, 8)
self.assertEqual(a, ['hi there'])
def test_read_write(self):
"""Test read/write."""
self.fd = os.open('test_lio_file', os.O_RDWR | os.O_CREAT | os.O_TRUNC)
# Simple 1-byte test.
self._read_write(['a'])
# Test 3 blocks in 1 batch.
data = [
os.urandom(coro.MAX_AIO_SIZE),
os.urandom(coro.MAX_AIO_SIZE),
os.urandom(int(coro.MAX_AIO_SIZE * 0.6)),
]
self._read_write(data)
# Test various numbers of full batches.
for n in xrange(1, 5):
data = [
os.urandom(coro.MAX_AIO_SIZE) for x in xrange(coro.MAX_LIO * n)
]
self._read_write(data)
# Test offset read/write.
data = [os.urandom(coro.MAX_AIO_SIZE) for x in xrange(3)]
total_bytes = reduce(operator.add, map(len, data))
coro.many_lio_writes(self.fd, 0, data)
a = coro.many_lio_reads(self.fd, 512, total_bytes - 512)
expected_data = ''.join(data)[512:]
actual_data = ''.join(a)
self.assertEqual(actual_data, expected_data)
coro.many_lio_writes(self.fd, 1024, ['hi there'])
a = coro.many_lio_reads(self.fd, 1024, 8)
self.assertEqual(a, ['hi there'])
def _read_write(self, data):
total_bytes = reduce(operator.add, map(len, data))
n = coro.many_lio_writes(self.fd, 0, data)
self.assertEqual(n, total_bytes)
a = coro.many_lio_reads(self.fd, 0, total_bytes)
self.assertEqual(a, data)
os.ftruncate(self.fd, 0)
def _read_write(self, data):
total_bytes = reduce(operator.add, map(len, data))
n = coro.many_lio_writes(self.fd, 0, data)
self.assertEqual(n, total_bytes)
a = coro.many_lio_reads(self.fd, 0, total_bytes)
self.assertEqual(a, data)
os.ftruncate(self.fd, 0)
