import argparse import decimal import io import json import pytest from . import any_date, relpath import oxrlib.commands.historical as oxrhist class FakeResponder: def __init__(self, response_path): self.response_path = response_path def _respond(self, *args, **kwargs): return open(self.response_path) def __getattr__(self, name): return self._respond def should_cache(self): return False class FakeConfig: def __init__(self, responder, argvars=None): self.responder = responder self.args = argparse.Namespace() if argvars is not None: for key in argvars: setattr(self.args, key, argvars[key]) def get_loaders(self): return self.responder output = pytest.fixture(lambda: io.StringIO()) @pytest.fixture def historical1_responder(): return FakeResponder(relpath('historical1.json').as_posix()) def build_config( responder, date=None, amount=None, from_currency=None, to_currency=None, ledger=False, signed_currencies=None, denomination=None, base='USD', ): return FakeConfig(responder, { 'date': any_date() if date is None else date, 'base': base, 'amount': None if amount is None else decimal.Decimal(amount), 'from_currency': from_currency, 'to_currency': base if to_currency is None else to_currency, 'ledger': ledger, 'signed_currencies': [base] if signed_currencies is None else signed_currencies, 'denomination': denomination, }) def lines_from_run(config, output): oxrhist.run(config, output, output) output.seek(0) return iter(output) def test_rate_list(historical1_responder, output): config = build_config(historical1_responder) lines = lines_from_run(config, output) assert next(lines).startswith('1 AED = 0.27229') assert next(lines) == '1 USD = 3.67246 AED\n' assert next(lines).startswith('1 ALL = 0.0069189') assert next(lines) == '1 USD = 144.529793 ALL\n' assert next(lines).startswith('1 ANG = 0.55865') assert next(lines) == '1 USD = 1.79 ANG\n' def test_one_rate(historical1_responder, output): config = build_config(historical1_responder, from_currency='ANG') lines = lines_from_run(config, output) assert next(lines).startswith('1 ANG = 0.55865') assert next(lines) == '1 USD = 1.79 ANG\n' assert next(lines, None) is None def test_conversion(historical1_responder, output): config = build_config(historical1_responder, amount=10, from_currency='AED') lines = lines_from_run(config, output) assert next(lines) == '10.00 AED = 2.72 USD\n' assert next(lines, None) is None def test_back_conversion(historical1_responder, output): config = build_config(historical1_responder, amount=2, from_currency='USD', to_currency='ALL') lines = lines_from_run(config, output) assert next(lines) == '2.00 USD = 289 ALL\n' assert next(lines, None) is None def test_ledger_rate(historical1_responder, output): config = build_config(historical1_responder, from_currency='ANG', ledger=True) lines = lines_from_run(config, output) assert next(lines) == '1 ANG {=$0.55866} @ $0.55866\n' assert next(lines) == '1 USD {=1.79 ANG} @ 1.79 ANG\n' assert next(lines, None) is None def test_ledger_conversion(historical1_responder, output): config = build_config(historical1_responder, from_currency='ALL', amount=300, ledger=True) lines = lines_from_run(config, output) assert next(lines) == '300 ALL {=$0.006919} @ $0.006919\n' assert next(lines) == '$2.08\n' assert next(lines, None) is None def test_signed_currencies(historical1_responder, output): config = build_config(historical1_responder, from_currency='AED', ledger=True, signed_currencies=['EUR']) lines = lines_from_run(config, output) assert next(lines) == '1 AED {=0.2723 USD} @ 0.2723 USD\n' assert next(lines) == '1 USD {=3.67246 AED} @ 3.67246 AED\n' assert next(lines, None) is None def test_denomination(historical1_responder, output): config = build_config(historical1_responder, from_currency='ANG', to_currency='AED', amount=10, ledger=True, denomination='USD') lines = lines_from_run(config, output) assert next(lines) == '10.00 ANG {=$0.55866} @ $0.55866\n' assert next(lines) == '20.52 AED {=$0.2723} @ $0.2723\n' assert next(lines, None) is None def test_redundant_denomination(historical1_responder, output): config = build_config(historical1_responder, from_currency='ANG', to_currency='USD', amount=10, ledger=True, denomination='USD') lines = lines_from_run(config, output) assert next(lines) == '10.00 ANG {=$0.55866} @ $0.55866\n' assert next(lines) == '$5.59\n' assert next(lines, None) is None def test_from_denomination(historical1_responder, output): config = build_config(historical1_responder, from_currency='USD', to_currency='ALL', amount=10, ledger=True, denomination='USD') lines = lines_from_run(config, output) assert next(lines) == '$10.00\n' assert next(lines) == '1,445 ALL {=$0.006919} @ $0.006919\n' assert next(lines, None) is None