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from schwifty import BIC
from schwifty import registry
from schwifty.checksum.poland import DefaultAlgorithm
def test_validate_bics():
for bic in (bank["bic"] for bank in registry.get("bank") if bank["bic"]):
BIC(bic, allow_invalid=False)
def test_validate_cz_encoding():
assert "Komerční banka, a.s.", "Československá obchodní banka, a. s." in [
bank["name"] for bank in registry.get("bank") if bank["country_code"] == "CZ"
]
def test_valid_national_checksum_pl():
bank_by_country = registry.get("country")
algo = DefaultAlgorithm()
for bank in bank_by_country["PL"]:
bank_code = bank["bank_code"]
check_digit = bank_code[7]
branch_code = bank_code[3:7]
bank_code = bank_code[:3]
assert algo.compute([bank_code, branch_code]) == check_digit
def test_bank_code_matches_spec():
bank_by_country = registry.get("country")
specs = registry.get("iban")
for country_code, banks in bank_by_country.items():
spec = specs[country_code]
start, end = spec["bban_length"], 0
for component in spec.get("bic_lookup_components", ["bank_code"]):
a, b = spec["positions"][component]
start = min(start, a)
end = max(end, b)
length = end - start
for bank in banks:
bank_code = bank["bank_code"]
if not bank_code:
continue
assert len(bank_code) == length
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