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books: Loader.load_none() returns default options_map.
This way it's still safe to assume all the expected keys are there.
This way it's still safe to assume all the expected keys are there.
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# Copyright © 2020 Brett Smith
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
import itertools
from decimal import Decimal
import pytest
from . import testutil
import babel.numbers
from conservancy_beancount.reports import core
DEFAULT_STRINGS = [
({}, "Zero balance"),
({'JPY': 0, 'BRL': 0}, "0.00 BRL, 0 JPY"),
({'USD': '20.00'}, "20.00 USD"),
({'EUR': '50.00', 'GBP': '80.00'}, "80.00 GBP, 50.00 EUR"),
({'JPY': '-5500.00', 'BRL': '-8500.00'}, "-8,500.00 BRL, -5,500 JPY"),
({'USD': 10, 'EUR': '.00015'}, "10.00 USD"),
({'JPY': '-.00015'}, "-0 JPY"),
]
TOLERANCES = [Decimal(n) for n in ['.1', '.01', '.001', 0]]
def amounts_from_map(currency_map):
for code, number in currency_map.items():
yield testutil.Amount(number, code)
def test_empty_balance():
balance = core.Balance()
assert not balance
assert len(balance) == 0
assert balance.is_zero()
with pytest.raises(KeyError):
balance['USD']
@pytest.mark.parametrize('currencies', [
'USD',
'EUR GBP',
'JPY INR BRL',
])
def test_zero_balance(currencies):
keys = currencies.split()
balance = core.Balance(testutil.Amount(0, key) for key in keys)
assert balance
assert len(balance) == len(keys)
assert balance.is_zero()
assert all(balance[key].number == 0 for key in keys)
assert all(balance[key].currency == key for key in keys)
@pytest.mark.parametrize('currencies', [
'USD',
'EUR GBP',
'JPY INR BRL',
])
def test_nonzero_balance(currencies):
amounts = dict(zip(currencies.split(), itertools.count(110, 100)))
balance = core.Balance(amounts_from_map(amounts))
assert balance
assert len(balance) == len(amounts)
assert not balance.is_zero()
assert all(balance[key] == testutil.Amount(amt, key) for key, amt in amounts.items())
def test_mixed_balance():
amounts = {'USD': 0, 'EUR': 120}
balance = core.Balance(amounts_from_map(amounts))
assert balance
assert len(balance) == 2
assert not balance.is_zero()
assert all(balance[key] == testutil.Amount(amt, key) for key, amt in amounts.items())
def test_init_recurring_currency():
balance = core.Balance([
testutil.Amount(20),
testutil.Amount(40),
testutil.Amount(60, 'EUR'),
testutil.Amount(-80),
])
assert balance
assert balance['EUR'] == testutil.Amount(60, 'EUR')
assert balance['USD'] == testutil.Amount(-20)
def test_init_zeroed_out():
balance = core.Balance([
testutil.Amount(25),
testutil.Amount(40, 'EUR'),
testutil.Amount(-25),
testutil.Amount(-40, 'EUR'),
])
assert balance.is_zero()
@pytest.mark.parametrize('mapping,expected', [
({}, True),
({'USD': 0}, True),
({'USD': 0, 'EUR': 0}, True),
({'USD': -10, 'EUR': 0}, False),
({'EUR': -10}, False),
({'USD': -10, 'EUR': -20}, False),
({'USD': 10, 'EUR': -20}, False),
({'JPY': 10}, False),
({'JPY': 10, 'BRL': 0}, False),
({'JPY': 10, 'BRL': 20}, False),
({'USD': '0.00015'}, True),
({'EUR': '-0.00052'}, True),
])
def test_eq_zero(mapping, expected):
balance = core.Balance(amounts_from_map(mapping))
assert balance.eq_zero() == expected
assert balance.is_zero() == expected
@pytest.mark.parametrize('mapping,expected', [
({}, True),
({'USD': 0}, True),
({'USD': 0, 'EUR': 0}, True),
({'EUR': -10}, False),
({'USD': 10, 'EUR': -20}, False),
({'USD': -10, 'EUR': -20}, False),
({'JPY': 10}, True),
({'JPY': 10, 'BRL': 0}, True),
({'JPY': 10, 'BRL': 20}, True),
({'USD': '0.00015'}, True),
({'EUR': '-0.00052'}, True),
({'RUB': core.Balance.TOLERANCE}, True),
({'RUB': -core.Balance.TOLERANCE}, False),
])
def test_ge_zero(mapping, expected):
balance = core.Balance(amounts_from_map(mapping))
assert balance.ge_zero() == expected
@pytest.mark.parametrize('mapping,expected', [
({}, True),
({'USD': 0}, True),
({'USD': 0, 'EUR': 0}, True),
({'EUR': -10}, True),
({'USD': 10, 'EUR': -20}, False),
({'USD': -10, 'EUR': -20}, True),
({'JPY': 10}, False),
({'JPY': 10, 'BRL': 0}, False),
({'JPY': 10, 'BRL': 20}, False),
({'USD': '0.00015'}, True),
({'EUR': '-0.00052'}, True),
({'RUB': core.Balance.TOLERANCE}, False),
({'RUB': -core.Balance.TOLERANCE}, True),
])
def test_le_zero(mapping, expected):
balance = core.Balance(amounts_from_map(mapping))
assert balance.le_zero() == expected
@pytest.mark.parametrize('mapping', [
{},
{'USD': 0},
{'EUR': 10},
{'JPY': 20, 'BRL': 30},
{'EUR': -15},
{'JPY': -25, 'BRL': -35},
{'JPY': 40, 'USD': 0, 'EUR': -50},
])
def test_abs(mapping):
actual = abs(core.Balance(amounts_from_map(mapping)))
assert set(actual) == set(mapping)
for key, number in mapping.items():
assert actual[key] == testutil.Amount(abs(number), key)
@pytest.mark.parametrize('mapping', [
{},
{'USD': 0},
{'EUR': 10},
{'JPY': 20, 'BRL': 30},
{'EUR': -15},
{'JPY': -25, 'BRL': -35},
{'JPY': 40, 'USD': 0, 'EUR': -50},
])
def test_neg(mapping):
actual = -core.Balance(amounts_from_map(mapping))
assert set(actual) == set(mapping)
for key, number in mapping.items():
assert actual[key] == testutil.Amount(-number, key)
@pytest.mark.parametrize('mapping', [
{},
{'USD': 0},
{'EUR': 10},
{'JPY': 20, 'BRL': 30},
{'EUR': -15},
{'JPY': -25, 'BRL': -35},
{'JPY': 40, 'USD': 0, 'EUR': -50},
])
def test_pos(mapping):
amounts = frozenset(amounts_from_map(mapping))
actual = +core.Balance(amounts)
assert set(actual.values()) == amounts
@pytest.mark.parametrize('map1,map2,expected', [
({}, {}, True),
({}, {'USD': 0}, True),
({}, {'EUR': 1}, False),
({'USD': 1}, {'EUR': 1}, False),
({'USD': 1}, {'USD': '1.0'}, True),
({'USD': 1}, {'USD': '1.0', 'EUR': '2.0'}, False),
({'USD': 1, 'BRL': '2.0'}, {'USD': '1.0', 'EUR': '2.0'}, False),
({'USD': 1, 'EUR': 2, 'BRL': '3.0'}, {'USD': '1.0', 'EUR': '2.0'}, False),
({'USD': 1, 'EUR': 2}, {'USD': '1.0', 'EUR': '2.0'}, True),
])
def test_eq(map1, map2, expected):
bal1 = core.Balance(amounts_from_map(map1))
bal2 = core.Balance(amounts_from_map(map2))
actual = bal1 == bal2
assert actual == expected
@pytest.mark.parametrize('tolerance', TOLERANCES)
def test_eq_considers_tolerance(tolerance):
tolerance = Decimal(tolerance)
mapping = {'EUR': 100, 'USD': '.002'}
bal1 = core.Balance(amounts_from_map(mapping))
mapping['USD'] = '.004'
bal2 = core.Balance(amounts_from_map(mapping), tolerance)
assert (bal1 == bal2) == (tolerance > Decimal('.002'))
@pytest.mark.parametrize('number,currency', {
(50, 'USD'),
(-50, 'USD'),
(50000, 'BRL'),
(-4000, 'BRL'),
})
def test_add_amount(number, currency):
start_amount = testutil.Amount(500, 'USD')
start_bal = core.Balance([start_amount])
add_amount = testutil.Amount(number, currency)
actual = start_bal + add_amount
if currency == 'USD':
assert len(actual) == 1
assert actual['USD'] == testutil.Amount(500 + number)
else:
assert len(actual) == 2
assert actual['USD'] == start_amount
assert actual[currency] == add_amount
assert start_bal == {'USD': start_amount}
@pytest.mark.parametrize('number,currency', {
(50, 'USD'),
(-50, 'USD'),
(50000, 'BRL'),
(-4000, 'BRL'),
})
def test_iadd_amount(number, currency):
balance = core.MutableBalance([testutil.Amount(500, 'USD')])
add_amount = testutil.Amount(number, currency)
balance += add_amount
if currency == 'USD':
assert len(balance) == 1
assert balance['USD'] == testutil.Amount(500 + number)
else:
assert len(balance) == 2
assert balance['USD'] == testutil.Amount(500)
assert balance[currency] == add_amount
@pytest.mark.parametrize('number,currency', {
(50, 'USD'),
(-50, 'USD'),
(50000, 'BRL'),
(-4000, 'BRL'),
})
def test_sub_amount(number, currency):
start_amount = testutil.Amount(500, 'USD')
start_bal = core.Balance([start_amount])
sub_amount = testutil.Amount(number, currency)
actual = start_bal - sub_amount
if currency == 'USD':
assert len(actual) == 1
assert actual['USD'] == testutil.Amount(500 - number)
else:
assert len(actual) == 2
assert actual['USD'] == start_amount
assert actual[currency] == -sub_amount
assert start_bal == {'USD': start_amount}
@pytest.mark.parametrize('number,currency', {
(50, 'USD'),
(-50, 'USD'),
(50000, 'BRL'),
(-4000, 'BRL'),
})
def test_isub_amount(number, currency):
balance = core.MutableBalance([testutil.Amount(500, 'USD')])
sub_amount = testutil.Amount(number, currency)
balance -= sub_amount
if currency == 'USD':
assert len(balance) == 1
assert balance['USD'] == testutil.Amount(500 - number)
else:
assert len(balance) == 2
assert balance['USD'] == testutil.Amount(500)
assert balance[currency] == -sub_amount
@pytest.mark.parametrize('mapping', [
{},
{'USD': 0},
{'EUR': 10},
{'JPY': 20, 'BRL': 30},
{'EUR': -15},
{'JPY': -25, 'BRL': -35},
{'JPY': 40, 'USD': 0, 'EUR': -50},
])
def test_add_balance(mapping):
expect_numbers = {'USD': 500, 'BRL': 40000}
start_bal = core.Balance(amounts_from_map(expect_numbers))
for code, number in mapping.items():
expect_numbers[code] = expect_numbers.get(code, 0) + number
add_bal = core.Balance(amounts_from_map(mapping))
actual = start_bal + add_bal
expected = core.Balance(amounts_from_map(expect_numbers))
assert actual == expected
@pytest.mark.parametrize('mapping', [
{},
{'USD': 0},
{'EUR': 10},
{'JPY': 20, 'BRL': 30},
{'EUR': -15},
{'JPY': -25, 'BRL': -35},
{'JPY': 40, 'USD': 0, 'EUR': -50},
])
def test_iadd_balance(mapping):
expect_numbers = {'USD': 500, 'BRL': 40000}
balance = core.MutableBalance(amounts_from_map(expect_numbers))
for code, number in mapping.items():
expect_numbers[code] = expect_numbers.get(code, 0) + number
balance += core.Balance(amounts_from_map(mapping))
expected = core.Balance(amounts_from_map(expect_numbers))
assert balance == expected
@pytest.mark.parametrize('tolerance', TOLERANCES)
def test_copy(tolerance):
eur = testutil.Amount('.003', 'EUR')
source = core.Balance([eur], tolerance)
new = source.copy()
assert source is not new
assert dict(source) == dict(new)
assert new.tolerance == tolerance
@pytest.mark.parametrize('tolerance', TOLERANCES)
def test_copy_tolerance_arg(tolerance):
eur = testutil.Amount('.003', 'EUR')
source = core.Balance([eur])
new = source.copy(tolerance)
assert source is not new
assert dict(source) == dict(new)
assert new.tolerance == tolerance
@pytest.mark.parametrize('tolerance', TOLERANCES)
def test_clean_copy(tolerance):
usd = testutil.Amount(10)
eur = testutil.Amount('.002', 'EUR')
actual = core.Balance([usd, eur], tolerance).clean_copy()
if tolerance < eur.number:
expected = {usd, eur}
else:
expected = {usd}
assert frozenset(actual.values()) == expected
assert actual.tolerance == tolerance
@pytest.mark.parametrize('tolerance', TOLERANCES)
def test_clean_copy_arg(tolerance):
usd = testutil.Amount(10)
eur = testutil.Amount('.002', 'EUR')
actual = core.Balance([usd, eur], 0).clean_copy(tolerance)
if tolerance < eur.number:
expected = {usd, eur}
else:
expected = {usd}
assert frozenset(actual.values()) == expected
assert actual.tolerance == tolerance
@pytest.mark.parametrize('mapping,expected', DEFAULT_STRINGS)
def test_str(mapping, expected):
balance = core.Balance(amounts_from_map(mapping))
assert str(balance) == expected
@pytest.mark.parametrize('mapping,expected', DEFAULT_STRINGS)
def test_format_defaults(mapping, expected):
balance = core.Balance(amounts_from_map(mapping))
assert balance.format() == expected
@pytest.mark.parametrize('fmt,expected', [
('¤##0.0', '¥5000, -€1500.00'),
('#,##0.0¤¤', '5,000JPY, -1,500.00EUR'),
('¤+##0.0;¤-##0.0', '¥+5000, €-1500.00'),
('#,##0.0 ¤¤;(#,##0.0 ¤¤)', '5,000 JPY, (1,500.00 EUR)'),
])
def test_format_fmt(fmt, expected):
amounts = [testutil.Amount(5000, 'JPY'), testutil.Amount(-1500, 'EUR')]
balance = core.Balance(amounts)
assert balance.format(fmt) == expected
@pytest.mark.parametrize('sep', [
'; ',
'—',
'\0',
])
def test_format_sep(sep):
mapping, expected = DEFAULT_STRINGS[-1]
expected = expected.replace(', ', sep)
balance = core.Balance(amounts_from_map(mapping))
assert balance.format(sep=sep) == expected
@pytest.mark.parametrize('number', [65000, -77000])
def test_format_none(number):
args = (number, 'BRL')
balance = core.Balance([testutil.Amount(*args)])
expected = babel.numbers.format_currency(*args, format_type='accounting')
assert balance.format(None) == expected
@pytest.mark.parametrize('empty', [
"N/A",
"Zero",
"ø",
])
def test_format_empty(empty):
balance = core.Balance()
assert balance.format(empty=empty) == empty
@pytest.mark.parametrize('currency,fmt', itertools.product(
['USD', 'JPY', 'BRL'],
[None, '¤#,##0.00', '###0.00 ¤¤'],
))
def test_format_zero_balance_fmt(currency, fmt):
zero_amt = testutil.Amount(0, currency)
nonzero_amt = testutil.Amount(9, currency)
zero_bal = core.Balance([zero_amt])
nonzero_bal = core.Balance([nonzero_amt])
expected = nonzero_bal.format(fmt).replace('9', '0')
assert zero_bal.format(fmt) == expected
@pytest.mark.parametrize('currency,fmt', testutil.combine_values(
['USD', 'JPY', 'BRL'],
["N/A", "Zero", "ø"],
))
def test_format_zero_balance_zero_str(currency, fmt):
zero_amt = testutil.Amount(0, currency)
zero_bal = core.Balance([zero_amt])
assert zero_bal.format(zero=fmt) == fmt
@pytest.mark.parametrize('tolerance', TOLERANCES)
def test_format_zero_balance_with_tolerance(tolerance):
chf = testutil.Amount('.005', 'CHF')
actual = core.Balance([chf]).format(zero="ø", tolerance=tolerance)
if tolerance > chf.number:
assert actual == "ø"
else:
assert actual == "0.00 CHF"
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