def test_del_field():
doc_dec = {}
iso8583.add_field(doc_dec, "t", "0210")
r = iso8583.del_field(doc_dec, "t")
assert r == "0210"
assert ("t" in doc_dec) is False
assert doc_dec["bm"] == set()
r = iso8583.del_field(doc_dec, "t")
assert r is None
assert ("t" in doc_dec) is False
assert doc_dec["bm"] == set()
doc_dec = {}
iso8583.add_field(doc_dec, "2", "1234567890")
r = iso8583.del_field(doc_dec, "2")
assert r == "1234567890"
assert ("2" in doc_dec) is False
assert doc_dec["bm"] == set()
r = iso8583.del_field(doc_dec, "2")
assert r is None
assert ("2" in doc_dec) is False
assert doc_dec["bm"] == set()
doc_dec = {}
r = iso8583.del_field(doc_dec, "3")
assert r is None
assert ("3" in doc_dec) is False
assert doc_dec["bm"] == set()
def test_pp_stream():
spec["h"]["max_len"] = 6
spec["h"]["len_type"] = 0
doc_dec = {}
iso8583.add_field(doc_dec, "h", "header")
iso8583.add_field(doc_dec, "t", "0200")
iso8583.add_field(doc_dec, "2", "12345678")
iso8583.add_field(doc_dec, "44", "123")
iso8583.add_field(doc_dec, "123", "123")
iso8583.encode(doc_dec, spec)
sio = StringIO()
iso8583.pp(doc_dec, spec, stream=sio)
r = sio.getvalue().split("\n")
assert r[0] == "'bm' Enabled Fields : [1, 2, 44, 123]"
assert r[1] == "'h' Message Header : [header]"
assert r[2] == "'t' Message Type : [0200]"
assert r[3] == "'p' Bitmap, Primary : [C000000000100000]"
assert r[4] == "'1' Bitmap, Secondary : [0000000000000020]"
assert r[5] == "'2' Primary Account Number (PAN) : 08 [12345678]"
assert r[6] == "'44' Additional Response Data : 03 [123]"
assert r[7] == "'123' Reserved for Private Use : 003 [123]"
assert r[8] == ""
assert len(r) == 9
def test_pp_no_desc(capsys):
spec["h"]["max_len"] = 0
spec["h"]["len_type"] = 0
doc_dec = {}
iso8583.add_field(doc_dec, "t", "0200")
iso8583.add_field(doc_dec, "2", "12345678")
iso8583.add_field(doc_dec, "44", "123")
iso8583.add_field(doc_dec, "123", "123")
iso8583.encode(doc_dec, spec)
iso8583.pp(doc_dec, spec, 0)
captured = capsys.readouterr()
r = captured.out.split("\n")
assert r[0] == "'bm' : [1, 2, 44, 123]"
assert r[1] == "'t' : [0200]"
assert r[2] == "'p' : [C000000000100000]"
assert r[3] == "'1' : [0000000000000020]"
assert r[4] == "'2' : 08 [12345678]"
assert r[5] == "'44' : 03 [123]"
assert r[6] == "'123' : 003 [123]"
assert r[7] == ""
assert len(r) == 8
def test_add_field():
doc_dec = {}
iso8583.add_field(doc_dec, "t", "0210")
iso8583.add_field(doc_dec, "t", "0210")
assert doc_dec["bm"] == set()
assert doc_dec["t"] == "0210"
doc_dec = {}
iso8583.add_field(doc_dec, "2", "1234567890")
iso8583.add_field(doc_dec, "2", "1234567890")
assert doc_dec["bm"] == set([2])
assert doc_dec["2"] == "1234567890"
doc_dec = {}
iso8583.add_field(doc_dec, "t", "0210")
iso8583.add_field(doc_dec, "t", "0210")
assert doc_dec["bm"] == set()
assert doc_dec["t"] == "0210"
doc_dec = {}
iso8583.add_field(doc_dec, "2", "1234567890")
iso8583.add_field(doc_dec, "2", "1234567890")
assert doc_dec["bm"] == set([2])
assert doc_dec["2"] == "1234567890"
def test_pp_optional_fields(capsys):
spec["h"]["max_len"] = 6
spec["h"]["len_type"] = 0
# Empty
doc_dec = {}
iso8583.pp(doc_dec, spec)
captured = capsys.readouterr()
r = captured.out.split("\n")
assert len(r) == 2
assert r[0] == "'bm' Enabled Fields : []"
assert r[1] == ""
# Add header
doc_dec = {}
iso8583.add_field(doc_dec, "h", "header")
iso8583.pp(doc_dec, spec)
captured = capsys.readouterr()
r = captured.out.split("\n")
assert r[0] == "'bm' Enabled Fields : []"
assert r[1] == "'h' Message Header : [header]"
assert r[2] == ""
assert len(r) == 3
# Add header, type
doc_dec = {}
iso8583.add_field(doc_dec, "h", "header")
iso8583.add_field(doc_dec, "t", "0200")
iso8583.pp(doc_dec, spec)
captured = capsys.readouterr()
r = captured.out.split("\n")
assert r[0] == "'bm' Enabled Fields : []"
assert r[1] == "'h' Message Header : [header]"
assert r[2] == "'t' Message Type : [0200]"
assert r[3] == ""
assert len(r) == 4
# Add header, type, field 2
doc_dec = {}
iso8583.add_field(doc_dec, "h", "header")
iso8583.add_field(doc_dec, "t", "0200")
iso8583.add_field(doc_dec, "2", "12345678")
iso8583.pp(doc_dec, spec)
captured = capsys.readouterr()
r = captured.out.split("\n")
assert r[0] == "'bm' Enabled Fields : [2]"
assert r[1] == "'h' Message Header : [header]"
assert r[2] == "'t' Message Type : [0200]"
assert r[3] == "'2' Primary Account Number (PAN) : 08 [12345678]"
assert r[4] == ""
assert len(r) == 5
# Add header, type, field 123 + encode
doc_dec = {}
iso8583.add_field(doc_dec, "h", "header")
iso8583.add_field(doc_dec, "t", "0200")
iso8583.add_field(doc_dec, "123", "123")
iso8583.encode(doc_dec, spec)
iso8583.pp(doc_dec, spec)
captured = capsys.readouterr()
r = captured.out.split("\n")
assert r[0] == "'bm' Enabled Fields : [1, 123]"
assert r[1] == "'h' Message Header : [header]"
assert r[2] == "'t' Message Type : [0200]"
assert r[3] == "'p' Bitmap, Primary : [8000000000000000]"
assert r[4] == "'1' Bitmap, Secondary : [0000000000000020]"
assert r[5] == "'123' Reserved for Private Use : 003 [123]"
assert r[6] == ""
assert len(r) == 7
def test_pp_variable_header(capsys):
spec["h"]["max_len"] = 6
spec["h"]["len_type"] = 2
doc_dec = {}
iso8583.add_field(doc_dec, "h", "header")
iso8583.add_field(doc_dec, "t", "0200")
iso8583.add_field(doc_dec, "2", "12345678")
iso8583.add_field(doc_dec, "44", "123")
iso8583.add_field(doc_dec, "123", "123")
iso8583.encode(doc_dec, spec)
iso8583.pp(doc_dec, spec)
captured = capsys.readouterr()
r = captured.out.split("\n")
assert r[0] == "'bm' Enabled Fields : [1, 2, 44, 123]"
assert r[1] == "'h' Message Header : 06 [header]"
assert r[2] == "'t' Message Type : [0200]"
assert r[3] == "'p' Bitmap, Primary : [C000000000100000]"
assert r[4] == "'1' Bitmap, Secondary : [0000000000000020]"
assert r[5] == "'2' Primary Account Number (PAN) : 08 [12345678]"
assert r[6] == "'44' Additional Response Data : 03 [123]"
assert r[7] == "'123' Reserved for Private Use : 003 [123]"
assert r[8] == ""
assert len(r) == 9
iso8583.add_field(doc_dec, "h", "")
iso8583.encode(doc_dec, spec)
iso8583.pp(doc_dec, spec)
captured = capsys.readouterr()
r = captured.out.split("\n")
assert r[0] == "'bm' Enabled Fields : [1, 2, 44, 123]"
assert r[1] == "'h' Message Header : 00 []"
assert r[2] == "'t' Message Type : [0200]"
assert r[3] == "'p' Bitmap, Primary : [C000000000100000]"
assert r[4] == "'1' Bitmap, Secondary : [0000000000000020]"
assert r[5] == "'2' Primary Account Number (PAN) : 08 [12345678]"
assert r[6] == "'44' Additional Response Data : 03 [123]"
assert r[7] == "'123' Reserved for Private Use : 003 [123]"
assert r[8] == ""
assert len(r) == 9