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Location: NPO-Accounting/conservancy_beancount/tests/test_reports_balance.py - annotation
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tests: Generate configuration in accrual-report tests.
Usually reduces the amount of testing boilerplate.
Usually reduces the amount of testing boilerplate.
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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
from conservancy_beancount.reports import core
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.balance_map((key, 0) 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 = testutil.balance_map(zip(currencies.split(), itertools.count(110, 100)))
balance = core.Balance(amounts.items())
assert balance
assert len(balance) == len(amounts)
assert not balance.is_zero()
assert all(balance[key] == amt for key, amt in amounts.items())
def test_mixed_balance():
amounts = testutil.balance_map(USD=0, EUR=120)
balance = core.Balance(amounts.items())
assert balance
assert len(balance) == 2
assert not balance.is_zero()
assert all(balance[key] == amt for key, amt in amounts.items())
@pytest.mark.parametrize('balance_map_kwargs,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),
])
def test_eq_zero(balance_map_kwargs, expected):
amounts = testutil.balance_map(**balance_map_kwargs)
balance = core.Balance(amounts.items())
assert balance.eq_zero() == expected
assert balance.is_zero() == expected
@pytest.mark.parametrize('balance_map_kwargs,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),
])
def test_ge_zero(balance_map_kwargs, expected):
amounts = testutil.balance_map(**balance_map_kwargs)
balance = core.Balance(amounts.items())
assert balance.ge_zero() == expected
@pytest.mark.parametrize('balance_map_kwargs,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),
])
def test_le_zero(balance_map_kwargs, expected):
amounts = testutil.balance_map(**balance_map_kwargs)
balance = core.Balance(amounts.items())
assert balance.le_zero() == expected
@pytest.mark.parametrize('balance_map_kwargs', [
{},
{'USD': 0},
{'EUR': 10},
{'JPY': 20, 'BRL': 30},
{'EUR': -15},
{'JPY': -25, 'BRL': -35},
{'JPY': 40, 'USD': 0, 'EUR': -50},
])
def test_neg(balance_map_kwargs):
amounts = testutil.balance_map(**balance_map_kwargs)
actual = -core.Balance(amounts.items())
assert set(actual) == set(balance_map_kwargs)
for key in balance_map_kwargs:
assert actual[key] == -amounts[key]
@pytest.mark.parametrize('balance_map_kwargs,expected', [
({}, "Zero balance"),
({'JPY': 0, 'BRL': 0}, "Zero balance"),
({'USD': '20.00'}, "20.00 USD"),
({'EUR': '50.00', 'GBP': '80.00'}, "80.00 GBP, 50.00 EUR"),
({'JPY': '-55.00', 'BRL': '-85.00'}, "-85.00 BRL, -55.00 JPY"),
])
def test_str(balance_map_kwargs, expected):
amounts = testutil.balance_map(**balance_map_kwargs)
assert str(core.Balance(amounts.items())) == expected
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