def test_simple_received_return_file_data_command(self):
cmd = Command(
generate_tag_request_action=False,
actions=[
RegularAction(operation=ReturnFileData(
operand=Data(data=list(bytearray("Hello world")),
offset=Offset(id=0x51)))),
StatusAction(
status_operand_extension=StatusActionOperandExtensions.
INTERFACE_STATUS,
operation=InterfaceStatus(operand=InterfaceStatusOperand(
interface_id=0xD7,
interface_status=D7ASpStatus(channel_header=0,
channel_index=16,
rx_level=70,
link_budget=80,
target_rx_level=80,
nls=False,
missed=False,
retry=False,
unicast=False,
fifo_token=200,
seq_nr=0,
response_to=CT(mant=20),
addressee=Addressee()))))
])
expected = [
0x62, # Interface Status action
0xD7, # D7ASP interface
0, # channel header
16,
0, # channel_id
70, # rxlevel (- dBm)
80, # link budget
80, # target rx level
0, # status
200, # fifo token
0, # seq
20, # response timeout
16, # addressee ctrl (BCAST)
0x20, # action=32/ReturnFileData
0x51, # File ID
0x00, # offset
0x0b, # length
0x48,
0x65,
0x6c,
0x6c,
0x6f, # Hello
0x20,
0x77,
0x6f,
0x72,
0x6c,
0x64 # World
]
bytes = bytearray(cmd)
self.assertEqual(len(bytes), len(expected))
for i in xrange(len(expected)):
self.assertEqual(bytes[i], expected[i])
def test_byte_generation(self):
data = Data([0x01, 0x02, 0x03, 0x04])
rfd = ReturnFileData(data)
bytes = bytearray(rfd)
self.assertEqual(len(bytes), 7)
self.assertEqual(bytes[0], int('00000000', 2)) # offset
self.assertEqual(bytes[1], int('00000000', 2)) # offset
self.assertEqual(bytes[2], int('00000100', 2)) # length = 4
self.assertEqual(bytes[3], int('00000001', 2))
self.assertEqual(bytes[4], int('00000010', 2))
self.assertEqual(bytes[5], int('00000011', 2))
self.assertEqual(bytes[6], int('00000100', 2))
def create_with_return_file_data_action(file_id,
data,
interface_type=InterfaceType.HOST,
interface_configuration=None):
# default to host interface, when D7ASP interface is used prepend with Forward action
cmd = Command()
cmd.add_forward_action(interface_type, interface_configuration)
cmd.add_action(
RegularAction(operation=ReturnFileData(
operand=Data(data=data, offset=Offset(id=file_id)))))
return cmd
def test_constructor_and_op_code(self):
data = Data([0x01, 0x02, 0x03, 0x04])
rfd = ReturnFileData(data)
self.assertEqual(rfd.op, 32)
self.assertIs(rfd.operand, data)
self.assertEqual(rfd.operand.length.value, 4)
def test_simple_received_return_file_data_command_with_tag_request(self):
cmd = Command(
tag_id=25,
actions=[
RegularAction(operation=ReturnFileData(
operand=Data(data=list(bytearray("Hello world")),
offset=Offset(id=0x51)))),
StatusAction(
status_operand_extension=StatusActionOperandExtensions.
INTERFACE_STATUS,
operation=InterfaceStatus(operand=InterfaceStatusOperand(
interface_id=0xD7,
interface_status=D7ASpStatus(channel_id=ChannelID(
channel_header=ChannelHeader(
channel_band=ChannelBand.BAND_433,
channel_class=ChannelClass.LO_RATE,
channel_coding=ChannelCoding.PN9),
channel_index=16),
rx_level=70,
link_budget=80,
target_rx_level=80,
nls=False,
missed=False,
retry=False,
unicast=False,
fifo_token=200,
seq_nr=0,
response_to=CT(mant=20),
addressee=Addressee()))))
])
expected = [
0xB4, # tag request with send response bit set
25, # tag ID
0x62, # Interface Status action
0xD7, # D7ASP interface
32, # channel header
0,
16, # channel_id
70, # rxlevel (- dBm)
80, # link budget
80, # target rx level
0, # status
200, # fifo token
0, # seq
20, # response timeout
0x10, # addressee ctrl (NOID)
0, # access class
0x20, # action=32/ReturnFileData
0x51, # File ID
0x00, # offset
0x0b, # length
0x48,
0x65,
0x6c,
0x6c,
0x6f, # Hello
0x20,
0x77,
0x6f,
0x72,
0x6c,
0x64 # World
]
bytes = bytearray(cmd)
self.assertEqual(len(bytes), len(expected))
for i in xrange(len(expected)):
self.assertEqual(bytes[i], expected[i])
def parse_alp_return_file_data_action(self, b7, b6, s):
operand = self.parse_alp_return_file_data_operand(s)
return RegularAction(group=b7,
resp=b6,
operation=ReturnFileData(operand=operand))