def test_receive_recovery_speed(self):
dc = DataClient(storage_sender, gui_data_sender,
reading_to_be_stored_cond, readings_to_be_plotted_cond)
server_sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server_sock.bind(('localhost', 10002))
server_sock.listen(1)
print 'listening on %s:%d' % ('localhost', 10002)
dc.connect_data_port('localhost', 10002)
conn, addr = server_sock.accept()
print 'accepted connection from %s:%d' % (addr[0], addr[1])
input_length = 1000
bytes_sent = 0
start = time.time()
for i in range(input_length):
for j in range(len(normal_reading)):
bytes_sent += conn.send(np.uint16(normal_reading[j]))
with dc.expected_bytes_sent_lock:
dc.expected_bytes_sent = bytes_sent
dc.receiver_done_event.wait()
elapsed = time.time() - start
speed = 1 / (elapsed / input_length)
print '\n\nReceive Recover Stage: effective frequency over %d samples is %d Hz\n' % (
input_length, speed)
dc.close_data_port()
conn.close()
server_sock.close()
def test_receive_and_sync_verification(self):
dc = DataClient(host, port, storage_sender, gui_data_sender,
active_channels)
server_sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server_sock.bind(('localhost', 10002))
server_sock.listen(1)
print 'listening on %s:%d' % ('localhost', 10002)
dc.connect_data_port()
conn, addr = server_sock.accept()
print 'accepted connection from %s:%d' % (addr[0], addr[1])
input_length = 4
bytes_sent = 0
with dc.expected_bytes_sent_lock:
dc.expected_bytes_sent = 99999999
with dc.expected_readings_verified_lock:
dc.expected_readings_verified = 99999999
for i in range(input_length):
for j in range(len(normal_reading)):
bytes_sent += conn.send(np.uint16(normal_reading[j]))
with dc.expected_bytes_sent_lock:
dc.expected_bytes_sent = bytes_sent
print 'Test: finished sending part 1, bytes_sent = %d' % bytes_sent
# first two readings will get dropped by sync. recovery filter
with dc.expected_readings_verified_lock:
dc.expected_readings_verified = input_length - 2
# with dc.receiver_done_cond:
# dc.receiver_done_cond.wait()
# print 'Receiver finished task 1'
with dc.sync_filter_done_cond:
dc.sync_filter_done_cond.wait()
print 'Sync filter finished task 1'
assert dc.synchronized
print 'Part 1 passed, synchronization achieved'
with dc.expected_bytes_sent_lock:
dc.expected_bytes_sent = 99999999
for j in range(len(corrupt_reading)):
bytes_sent += conn.send(np.uint16(corrupt_reading[j]))
print 'Test: finished sending part 2, bytes_sent = %d' % bytes_sent
with dc.expected_bytes_sent_lock:
dc.expected_bytes_sent = bytes_sent
with dc.receiver_done_cond:
dc.receiver_done_cond.wait()
print 'Receiver finished task 2'
assert not dc.synchronized
print 'Part 2 passed, synchronization lost as expected'
with dc.expected_bytes_sent_lock:
dc.expected_bytes_sent = 99999999
with dc.expected_readings_verified_lock:
dc.expected_readings_verified = 99999999
for i in range(input_length):
for j in range(len(normal_reading)):
bytes_sent += conn.send(np.uint16(normal_reading[j]))
print 'Test: finished sending part 3, bytes_sent = %d' % bytes_sent
with dc.expected_bytes_sent_lock:
dc.expected_bytes_sent = bytes_sent
with dc.expected_readings_verified_lock:
dc.expected_readings_verified = (input_length - 2) * 2
with dc.sync_filter_done_cond:
dc.sync_filter_done_cond.wait()
print 'Sync filter finished task 3'
assert dc.synchronized
dc.close_data_port()
conn.close()
server_sock.close()
