def test_Exchange_loco_poached_response_v2():
e = Exchange.parse('71 A4 03 00 00 00 A7')
assert e.isvalid
assert not e.isenquiry
assert e.address == 17
assert e.short_desc(
) == 'CS Locomotive is being operated by another device (V2)'
def test_Exchange_loco_speed_and_direction_128_xn():
e = Exchange.parse('59 E4 13 00 03 7F 8B')
assert e.isvalid
assert not e.isenquiry
assert e.address == 25
assert e.short_desc(
) == 'D Locomotive speed and direction 128 (XpressNet)'
def test_Exchange_accessory_decoder_information_response():
e = Exchange.parse('ED 42 00 00 42')
assert e.isvalid
assert not e.isenquiry
assert e.address == 13
assert e.short_desc() == 'CS Accessory decoder information response'
def test_Exchange_parse_empty():
with pytest.raises(ValueError):
Exchange.parse('')
def test_Exchange_emergency_stop():
e = Exchange.parse('60 81 00 81')
assert e.isvalid
assert not e.isenquiry
assert e.address == 0
assert e.short_desc() == 'CS Emergency stop'
def test_Exchange_normal_operation_resumed():
e = Exchange.parse('60 61 01 60')
assert e.isvalid
assert not e.isenquiry
assert e.address == 0
assert e.short_desc() == 'CS Normal operation resumed'
def test_Exchange_missing_crc():
e = Exchange.parse('41 00')
assert not e.isvalid
def test_Exchange_loco_operations_v2():
e = Exchange.parse('D8 B4 03 4F 00 00 F8')
assert e.isvalid
assert not e.isenquiry
assert e.address == 24
assert e.short_desc() == 'D Locomotive operations (V2)'
def test_Exchange_loco_information_request_v1v2():
e = Exchange.parse('D4 A2 03 00 A1')
assert e.isvalid
assert not e.isenquiry
assert e.address == 20
assert e.short_desc() == 'D Locomotive information request (V1 and V2)'
def test_Exchange_stop_operations_request():
e = Exchange.parse('C3 21 80 A1')
assert e.isvalid
assert e.address == 3
assert e.short_desc() == 'D Stop operations request (emergency off)'
def test_Exchange_resume_operations_request():
e = Exchange.parse('42 21 81 A0\n')
assert e.isvalid
assert e.address == 2
assert e.short_desc() == 'D Resume operations request'
def test_Exchange_ack_response():
e = Exchange.parse('41 20 20')
assert e.isvalid
assert e.address == 1
assert e.short_desc() == 'D Acknowledgement response'
def test_Exchange_loco_available_response_v2():
e = Exchange.parse('F0 84 03 00 00 00 87')
assert e.isvalid
assert not e.isenquiry
assert e.address == 16
assert e.short_desc() == 'CS Locomotive is available for operation (V2)'
def test_Exchange_parse_non_hex():
with pytest.raises(ValueError):
Exchange.parse('Ds')
def test_Exchange_loco_available_response_v1():
e = Exchange.parse('EE 83 03 00 00 80')
assert e.isvalid
assert not e.isenquiry
assert e.address == 14
assert e.short_desc() == 'CS Locomotive is available for operation (V1)'
def test_Exchange_accessory_decoder_operation_request():
e = Exchange.parse('D2 52 00 88 DA')
assert e.isvalid
assert not e.isenquiry
assert e.address == 18
assert e.short_desc() == 'D Accessory decoder operation request'
def test_Exchange_loco_information_request_v1():
e = Exchange.parse('53 A1 03 A2')
assert e.isvalid
assert not e.isenquiry
assert e.address == 19
assert e.short_desc() == 'D Locomotive information request (V1)'
def test_Exchange_stop_all_locos_request():
e = Exchange.parse('44 80 80')
assert e.isvalid
assert e.address == 4
assert e.short_desc() == 'D Stop all locomotives request (emergency stop)'
def test_Exchange_loco_operations_v1():
e = Exchange.parse('D7 B3 03 4F 00 FF')
assert e.isvalid
assert not e.isenquiry
assert e.address == 23
assert e.short_desc() == 'D Locomotive operations (V1)'
def test_Exchange_estop_loco_request_v1v2():
e = Exchange.parse('C5 91 03 92')
assert e.isvalid
assert e.address == 5
assert e.short_desc() == 'D Emergency stop a locomotive (V1 and V2)'
def test_Exchange_estop_loco_request_xpressnet():
e = Exchange.parse('C6 92 00 03 91')
assert e.isvalid
assert e.address == 6
assert e.short_desc() == 'D Emergency stop a locomotive (XpressNet)'
def test_Exchange_command_station_sw_version_request():
e = Exchange.parse('41 21 21 00')
assert e.isvalid
assert not e.isenquiry
assert e.address == 1
assert e.short_desc() == 'D Command station software version request'
def test_Exchange_TBD():
e = Exchange.parse('21')
assert e.isvalid
assert not e.isenquiry
assert e.address == 1
assert e.short_desc() == 'TBD (Future Command)'
def test_Exchange_command_station_status_request():
e = Exchange.parse('42 21 24 05')
assert e.isvalid
assert not e.isenquiry
assert e.address == 2
assert e.short_desc() == 'D Command station status request'
def test_Exchange_track_power_off():
e = Exchange.parse('60 61 00 61')
assert e.isvalid
assert not e.isenquiry
assert e.address == 0
assert e.short_desc() == 'CS Track power off'
def test_Exchange_normal_enquiry():
e = Exchange.parse('41')
assert e.isvalid
assert e.isenquiry
assert e.address == 1
assert e.short_desc() == 'CS Normal Enquiry'
def test_Exchange_service_mode_entry():
e = Exchange.parse('60 61 02 63')
assert e.isvalid
assert not e.isenquiry
assert e.address == 0
assert e.short_desc() == 'CS Service mode entry'
def test_Exchange_accessory_decoder_information_request():
e = Exchange.parse('D1 42 00 80 C2')
assert e.isvalid
assert not e.isenquiry
assert e.address == 17
assert e.short_desc() == 'D Accessory decoder information request'
def test_Exchange_feedback_broadcast():
e = Exchange.parse('A0 41 00 00 41')
assert e.isvalid
assert not e.isenquiry
assert e.address == 0
assert e.short_desc() == 'CS Feedback broadcast'
def test_Exchange_unsupported_instruction():
e = Exchange.parse('6C 61 82 E3')
assert e.isvalid
assert not e.isenquiry
assert e.address == 12
assert e.short_desc() == 'CS Unsupported instruction'