def testUnicastTTVBecomesTrue(self):
self.setupComponent()
# Get ports
sink = sb.DataSink()
# Connect components
self.comp.connect(sink, providesPortName='octetIn')
# Start components
self.comp.start()
sink.start()
# Create data
fakeData = [x % 256 for x in range(1024)]
# Create packets and send
# 2112 assumes every 31st packet is a parity packet.
for i in range(0, 2112):
if i != 0 and i % 32 == 31:
continue # skip parity packet
if i <= 500:
h = Sdds.SddsHeader(i,
DM=[0, 0, 1],
BPS=[0, 1, 0, 0, 0],
TTV=0,
TT=i,
FREQ=60000000)
p = Sdds.SddsCharPacket(h.header, fakeData)
p.encode()
self.userver.send(p.encodedPacket)
elif i > 500:
h = Sdds.SddsHeader(i,
DM=[0, 0, 1],
BPS=[0, 1, 0, 0, 0],
TTV=1,
TT=i,
FREQ=60000000)
p = Sdds.SddsCharPacket(h.header, fakeData)
p.encode()
self.userver.send(p.encodedPacket)
# Wait for data to be received
time.sleep(3)
data = sink.getData()
# Validate correct amount of data was received
self.assertEqual(len(data), 2095104)
self.assertEqual(self.comp.status.dropped_packets, 0)
sink.stop()
def testUnicastOctetPort(self):
"""Sends unicast data to the octet port and asserts the data sent equals the data received"""
self.setupComponent()
# Get ports
compDataOctetOut_out = self.comp.getPort('dataOctetOut')
# Connect components
self.comp.connect(self.sink, providesPortName='octetIn')
# Start components
self.comp.start()
# Create data
fakeData = [x % 256 for x in range(1024)]
# Create packet and send
h = Sdds.SddsHeader(0, DM = [0, 0, 1], BPS = [0, 1, 0, 0, 0], TTV = 1, TT = 0, FREQ = 60000000)
p = Sdds.SddsCharPacket(h.header, fakeData)
p.encode()
self.userver.send(p.encodedPacket)
# Wait for data to be received
time.sleep(1)
# Get data
data,stream = self.getData()
# Validate correct amount of data was received
self.assertEqual(len(data), 1024)
# Validate data is correct
self.assertEqual([chr(i) for i in data[:256]], list(struct.pack('256B', *fakeData[:256])))
self.assertEqual(self.comp.status.dropped_packets, 0)
def testEmptyInterface(self):
self.setupComponent()
self.comp.interface = ''
# Get ports
compDataOctetOut_out = self.comp.getPort('dataOctetOut')
# Set properties
sink = sb.DataSink()
# Connect components
self.comp.connect(sink, providesPortName='octetIn')
# Start components
self.comp.start()
sink.start()
# Create data
fakeData = [x % 256 for x in range(1024)]
# Create packet and send
h = Sdds.SddsHeader(0,
DM=[0, 0, 1],
BPS=[0, 1, 0, 0, 0],
TTV=1,
TT=0,
FREQ=60000000)
p = Sdds.SddsCharPacket(h.header, fakeData)
p.encode()
self.userver.send(p.encodedPacket)
# Wait for data to be received
time.sleep(1)
# Get data
data = sink.getData()
# Validate correct amount of data was received
self.assertEqual(len(data), 1024)
# Validate data is correct
self.assertEqual(data[:256], list(struct.pack('256B',
*fakeData[:256])))
self.assertEqual(self.comp.status.dropped_packets, 0)
sink.stop()