conservancy_beancount/tests/test_books_loader.py

114 lines
3.8 KiB
Python

"""test_books_loader - Unit tests for books Loader class"""
# Copyright © 2020 Brett Smith
# License: AGPLv3-or-later WITH Beancount-Plugin-Additional-Permission-1.0
#
# Full copyright and licensing details can be found at toplevel file
# LICENSE.txt in the repository.
import collections
import re
from datetime import date
from pathlib import Path
import pytest
from . import testutil
from beancount.core import data as bc_data
from conservancy_beancount import books
FY_START_MONTH = 3
books_path = testutil.test_path('books')
@pytest.fixture(scope='module')
def conservancy_loader():
return books.Loader(books_path, books.FiscalYear(FY_START_MONTH))
def check_openings(entries):
openings = collections.defaultdict(int)
for entry in entries:
if isinstance(entry, bc_data.Open):
openings[entry.account] += 1
for account, count in openings.items():
assert count == 1, f"found {count} open directives for {account}"
def txn_dates(entries):
for entry in entries:
if isinstance(entry, bc_data.Transaction):
yield entry.date
def txn_years(entries):
return frozenset(date.year for date in txn_dates(entries))
@pytest.mark.parametrize('from_fy,to_fy,expect_years', [
(2019, 2019, range(2019, 2020)),
(0, 2019, range(2019, 2020)),
(2018, 2019, range(2018, 2020)),
(1, 2018, range(2018, 2020)),
(-1, 2019, range(2018, 2020)),
(2019, 2020, range(2019, 2021)),
(1, 2019, range(2019, 2021)),
(-1, 2020, range(2019, 2021)),
(2010, 2030, range(2018, 2021)),
(20, 2010, range(2018, 2021)),
(-20, 2030, range(2018, 2021)),
])
def test_load_fy_range(conservancy_loader, from_fy, to_fy, expect_years):
entries, errors, options_map = conservancy_loader.load_fy_range(from_fy, to_fy)
assert not errors
actual_years = txn_years(entries)
assert actual_years.issuperset(expect_years)
assert min(actual_years) == expect_years.start
def test_load_fy_range_does_not_duplicate_openings(conservancy_loader):
entries, errors, options_map = conservancy_loader.load_fy_range(2010, 2030)
check_openings(entries)
def test_load_fy_range_empty(conservancy_loader):
entries, errors, options_map = conservancy_loader.load_fy_range(2020, 2019)
assert not errors
assert not entries
assert not options_map
@pytest.mark.parametrize('from_year', [None, *range(2018, 2021)])
def test_load_all(conservancy_loader, from_year):
entries, errors, options_map = conservancy_loader.load_all(from_year)
from_year = from_year or 2018
assert not errors
check_openings(entries)
actual_years = txn_years(entries)
assert actual_years.issuperset(range(from_year, 2021))
assert min(actual_years) == from_year
@pytest.mark.parametrize('from_date', [
date(2019, 2, 1),
date(2019, 9, 15),
date(2020, 1, 20),
date(2020, 5, 31),
])
def test_load_all_from_date(conservancy_loader, from_date):
from_year = from_date.year
if from_date.month < FY_START_MONTH:
from_year -= 1
entries, errors, options_map = conservancy_loader.load_all(from_date)
assert not errors
check_openings(entries)
actual_years = txn_years(entries)
assert actual_years.issuperset(range(from_year, 2021))
assert min(actual_years) == from_year
def test_load_none_full_args():
entries, errors, options_map = books.Loader.load_none('test.cfg', 42)
assert not entries
assert errors
assert all(err.source['filename'] == 'test.cfg' for err in errors)
assert all(err.source['lineno'] == 42 for err in errors)
def test_load_none_no_args():
entries, errors, options_map = books.Loader.load_none()
assert not entries
assert errors
assert all(isinstance(err.source['filename'], str) for err in errors)
assert all(isinstance(err.source['lineno'], int) for err in errors)