def test_arqc_req_payment(self):
# Payment of £1234.56, account number of 78901234
req = get_arqc_req(TLV.unmarshal(APP_DATA)[0x70], value=1234.56, challenge=78901234)
data = unformat_bytes('''80 AE 80 00 1D 00 00 00 12 34 56 00 00 00 00 00 00 00 00 80 00
00 00 00 00 00 01 01 01 00 78 90 12 34 00''')
self.assertEqual(req.marshal(), data)
# Payment of £15.00, account number of 78901234
req = get_arqc_req(TLV.unmarshal(APP_DATA)[0x70], value=15.00, challenge=78901234)
data = unformat_bytes('''80 AE 80 00 1D 00 00 00 00 15 00 00 00 00 00 00 00 00 00 80 00
00 00 00 00 00 01 01 01 00 78 90 12 34 00''')
self.assertEqual(req.marshal(), data)
def test_length_parsing():
data = unformat_bytes("42 01 03")
tlv = TLV.unmarshal(data)
assert tlv[0x42][0] == 3
data = unformat_bytes("42 81 01 07")
tlv = TLV.unmarshal(data)
assert tlv[0x42][0] == 7
data = unformat_bytes("42 82 00 01 07")
tlv = TLV.unmarshal(data)
assert tlv[0x42][0] == 7
data = unformat_bytes("42 83 00 00 01 07")
tlv = TLV.unmarshal(data)
assert tlv[0x42][0] == 7
def test_arqc_req():
# Comparing with a valid test request from barclays_pinsentry.c
req = get_arqc_req(TLV.unmarshal(APP_DATA)[0x70])
data = unformat_bytes(
"""80 AE 80 00 1D 00 00 00 00 00 00 00 00 00 00 00 00 00 00 80 00
00 00 00 00 00 01 01 01 00 00 00 00 00 00""")
assert req.marshal() == data
def test_arqc_req_challenge(self):
# Challenge of 78901234
req = get_arqc_req(TLV.unmarshal(APP_DATA)[0x70], challenge=78901234)
data = unformat_bytes(
'''80 AE 80 00 1D 00 00 00 00 00 00 00 00 00 00 00 00 00 00 80 00
00 00 00 00 00 01 01 01 00 78 90 12 34 00''')
self.assertEqual(req.marshal(), data)
def test_arqc_req(self):
# Comparing with a valid test request from barclays_pinsentry.c
req = get_arqc_req(TLV.unmarshal(APP_DATA)[0x70])
data = unformat_bytes(
'''80 AE 80 00 1D 00 00 00 00 00 00 00 00 00 00 00 00 00 00 80 00
00 00 00 00 00 01 01 01 00 00 00 00 00 00''')
self.assertEqual(req.marshal(), data)
def test_length_parsing(self):
data = unformat_bytes("42 01 03")
tlv = TLV.unmarshal(data)
self.assertEqual(tlv[0x42][0], 3)
data = unformat_bytes("42 81 01 07")
tlv = TLV.unmarshal(data)
self.assertEqual(tlv[0x42][0], 7)
data = unformat_bytes("42 82 00 01 07")
tlv = TLV.unmarshal(data)
self.assertEqual(tlv[0x42][0], 7)
data = unformat_bytes("42 83 00 00 01 07")
tlv = TLV.unmarshal(data)
self.assertEqual(tlv[0x42][0], 7)
def test_arqc_req_challenge():
# Challenge of 78901234
req = get_arqc_req(TLV.unmarshal(APP_DATA)[0x70], challenge=78901234)
data = unformat_bytes(
"""80 AE 80 00 1D 00 00 00 00 00 00 00 00 00 00 00 00 00 00 80 00
00 00 00 00 00 01 01 01 00 78 90 12 34 00""")
assert req.marshal() == data
def test_arqc_req_payment():
# Payment of £1234.56, account number of 78901234
req = get_arqc_req(TLV.unmarshal(APP_DATA)[0x70],
value=1234.56,
challenge=78901234)
data = unformat_bytes(
"""80 AE 80 00 1D 00 00 00 12 34 56 00 00 00 00 00 00 00 00 80 00
00 00 00 00 00 01 01 01 00 78 90 12 34 00""")
assert req.marshal() == data
# Payment of £15.00, account number of 78901234
req = get_arqc_req(TLV.unmarshal(APP_DATA)[0x70],
value=15.00,
challenge=78901234)
data = unformat_bytes(
"""80 AE 80 00 1D 00 00 00 00 15 00 00 00 00 00 00 00 00 00 80 00
00 00 00 00 00 01 01 01 00 78 90 12 34 00""")
assert req.marshal() == data
def test_tlv(self):
data = unformat_bytes(
'''6F 1D 84 07 A0 00 00 00 03 80 02 A5 12 50 08 42 41 52 43 4C
41 59 53 87 01 00 5F 2D 02 65 6E''')
tlv = TLV.unmarshal(data)
self.assertIn(0x50, tlv[Tag.FCI][Tag.FCI_PROP])
data = unformat_bytes(
'''77 1E 9F 27 01 80 9F 36 02 00 05 9F 26 08 6E CF 93 47 C1 A9
24 71 9F 10 07 06 0B 0A 03 A4 90 00''')
tlv = TLV.unmarshal(data)
self.assertIn(Tag.RMTF2, tlv)
self.assertIn((0x9F, 0x26), tlv[Tag.RMTF2])
self.assertEqual(tlv[Tag.RMTF2][(0x9F, 0x26)],
unformat_bytes('6E CF 93 47 C1 A9 24 71'))
data = unformat_bytes('9F 17 01 03')
tlv = TLV.unmarshal(data)
self.assertEqual(tlv[(0x9F, 0x17)][0], 3)
def test_tlv(self):
data = unformat_bytes(
"""6F 1D 84 07 A0 00 00 00 03 80 02 A5 12 50 08 42 41 52 43 4C
41 59 53 87 01 00 5F 2D 02 65 6E""")
tlv = TLV.unmarshal(data)
self.assertIn(0x50, tlv[Tag.FCI][Tag.FCI_PROP])
data = unformat_bytes(
"""77 1E 9F 27 01 80 9F 36 02 00 05 9F 26 08 6E CF 93 47 C1 A9
24 71 9F 10 07 06 0B 0A 03 A4 90 00""")
tlv = TLV.unmarshal(data)
self.assertIn(Tag.RMTF2, tlv)
self.assertIn((0x9F, 0x26), tlv[Tag.RMTF2])
self.assertEqual(tlv[Tag.RMTF2][(0x9F, 0x26)],
unformat_bytes("6E CF 93 47 C1 A9 24 71"))
data = unformat_bytes("9F 17 01 03")
tlv = TLV.unmarshal(data)
self.assertEqual(tlv[(0x9F, 0x17)][0], 3)
data = unformat_bytes("DF DF 39 01 07")
tlv = TLV.unmarshal(data)
self.assertEqual(tlv[(0xDF, 0xDF, 0x39)][0], 7)
def test_tlv():
data = unformat_bytes(
"""6F 1D 84 07 A0 00 00 00 03 80 02 A5 12 50 08 42 41 52 43 4C
41 59 53 87 01 00 5F 2D 02 65 6E"""
)
tlv = TLV.unmarshal(data)
assert 0x50 in tlv[Tag.FCI][Tag.FCI_PROP]
data = unformat_bytes(
"""77 1E 9F 27 01 80 9F 36 02 00 05 9F 26 08 6E CF 93 47 C1 A9
24 71 9F 10 07 06 0B 0A 03 A4 90 00"""
)
tlv = TLV.unmarshal(data)
assert Tag.RMTF2 in tlv
assert (0x9F, 0x26) in tlv[Tag.RMTF2]
assert tlv[Tag.RMTF2][(0x9F, 0x26)] == unformat_bytes("6E CF 93 47 C1 A9 24 71")
data = unformat_bytes("9F 17 01 03")
tlv = TLV.unmarshal(data)
assert tlv[(0x9F, 0x17)][0] == 3
data = unformat_bytes("DF DF 39 01 07")
tlv = TLV.unmarshal(data)
assert tlv[(0xDF, 0xDF, 0x39)][0] == 7
def test_duplicate_tags(self):
# An ADF entry with a number of records:
data = unformat_bytes(
'''70 4A 61 16 4F 07 A0 00 00 00 29 10 10 50 08 4C 49 4E 4B 20
41 54 4D 87 01 01
61 18 4F 07 A0 00 00 00 03 10 10 50 0A 56 49 53 41 20
44 45 42 49 54 87 01 02
61 16 4F 07 A0 00 00 00 03 80 02 50 08 42 41 52 43 4C
41 59 53 87 01 00''')
tlv = TLV.unmarshal(data)
self.assertIn(Tag.RECORD, tlv)
self.assertIn(Tag.APP, tlv[Tag.RECORD])
# We expect this to be a list of TLV objects
self.assertIs(list, type(tlv[Tag.RECORD][Tag.APP]))
self.assertEqual(len(tlv[Tag.RECORD][Tag.APP]), 3)
repr(tlv)
def test_duplicate_tags():
# An ADF entry with a number of records:
data = unformat_bytes(
"""70 4A 61 16 4F 07 A0 00 00 00 29 10 10 50 08 4C 49 4E 4B 20
41 54 4D 87 01 01
61 18 4F 07 A0 00 00 00 03 10 10 50 0A 56 49 53 41 20
44 45 42 49 54 87 01 02
61 16 4F 07 A0 00 00 00 03 80 02 50 08 42 41 52 43 4C
41 59 53 87 01 00"""
)
tlv = TLV.unmarshal(data)
assert Tag.RECORD in tlv
assert Tag.APP in tlv[Tag.RECORD]
# We expect this to be a list of TLV objects
assert type(tlv[Tag.RECORD][Tag.APP]) is list
assert len(tlv[Tag.RECORD][Tag.APP]) == 3
repr(tlv)
def test_invalid_tlv(self):
# An actual bit of data found on a card. 0x61 indicates that it's TLV format but
# no following bytes make it invalid.
data = unformat_bytes('61')
self.assertEqual(TLV.unmarshal(data), [0x61])
def test_nested_dol(self):
tlv = TLV.unmarshal(APP_DATA)
repr(tlv)
self.assertIn(Tag.RECORD, tlv)
self.assertIs(type(tlv[Tag.RECORD][Tag.CDOL1]), DOL)
def test_invalid_tlv():
# An actual bit of data found on a card. 0x61 indicates that it's TLV format but
# no following bytes make it invalid.
data = unformat_bytes("61")
assert TLV.unmarshal(data) == [0x61]
def test_nested_dol():
tlv = TLV.unmarshal(APP_DATA)
repr(tlv)
assert Tag.RECORD in tlv
assert type(tlv[Tag.RECORD][Tag.CDOL1]) is DOL