"""test_reports_related_postings - Unit tests for RelatedPostings""" # 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 . import collections import datetime import itertools from decimal import Decimal import pytest from . import testutil from conservancy_beancount import data from conservancy_beancount.reports import core def accruals_and_payments(acct, src_acct, dst_acct, start_date, *amounts): dates = testutil.date_seq(start_date) for amt, currency in amounts: post_meta = {'metanumber': amt, 'metacurrency': currency} yield testutil.Transaction(date=next(dates), postings=[ (acct, amt, currency, post_meta), (dst_acct if amt < 0 else src_acct, -amt, currency, post_meta), ]) @pytest.fixture def credit_card_cycle(): return list(accruals_and_payments( 'Liabilities:CreditCard', 'Assets:Checking', 'Expenses:Other', datetime.date(2020, 4, 1), (-110, 'USD'), (110, 'USD'), (-120, 'USD'), (120, 'USD'), )) @pytest.fixture def two_accruals_three_payments(): return list(accruals_and_payments( 'Assets:Receivable:Accounts', 'Income:Donations', 'Assets:Checking', datetime.date(2020, 4, 10), (440, 'USD'), (-230, 'USD'), (550, 'EUR'), (-210, 'USD'), (-550, 'EUR'), )) def test_initialize_with_list(credit_card_cycle): related = core.RelatedPostings(credit_card_cycle[0].postings) assert len(related) == 2 def test_initialize_with_iterable(two_accruals_three_payments): related = core.RelatedPostings( post for txn in two_accruals_three_payments for post in txn.postings if post.account == 'Assets:Receivable:Accounts' ) assert len(related) == 5 def test_balance_empty(): balance = core.RelatedPostings().balance() assert not balance assert balance.is_zero() def test_balance_credit_card(credit_card_cycle): related = core.RelatedPostings() assert related.balance() == testutil.balance_map() expected = Decimal() for txn in credit_card_cycle: post = txn.postings[0] expected += post.units.number related.add(post) assert related.balance() == testutil.balance_map(USD=expected) assert expected == 0 def test_clear_after_add(): related = core.RelatedPostings() related.add(testutil.Posting('Income:Donations', -10)) assert related.balance() related.clear() assert not related.balance() def test_clear_after_initialization(): related = core.RelatedPostings([ testutil.Posting('Income:Donations', -12), ]) assert related.balance() related.clear() assert not related.balance() def check_iter_with_balance(entries): expect_posts = [txn.postings[0] for txn in entries] expect_balances = [] balance_tally = collections.defaultdict(Decimal) related = core.RelatedPostings() for post in expect_posts: number, currency = post.units balance_tally[currency] += number expect_balances.append(testutil.balance_map(balance_tally.items())) related.add(post) for (post, balance), exp_post, exp_balance in zip( related.iter_with_balance(), expect_posts, expect_balances, ): assert post is exp_post assert balance == exp_balance assert post is expect_posts[-1] assert related.balance() == expect_balances[-1] def test_iter_with_balance_empty(): assert not list(core.RelatedPostings().iter_with_balance()) def test_iter_with_balance_credit_card(credit_card_cycle): check_iter_with_balance(credit_card_cycle) def test_iter_with_balance_two_acccruals(two_accruals_three_payments): check_iter_with_balance(two_accruals_three_payments) def test_meta_values_empty(): related = core.RelatedPostings() assert related.meta_values('key') == set() def test_meta_values_no_match(): related = core.RelatedPostings() related.add(testutil.Posting('Income:Donations', -1, metakey='metavalue')) assert related.meta_values('key') == {None} def test_meta_values_no_match_default_given(): related = core.RelatedPostings() related.add(testutil.Posting('Income:Donations', -1, metakey='metavalue')) assert related.meta_values('key', '') == {''} def test_meta_values_one_match(): related = core.RelatedPostings() related.add(testutil.Posting('Income:Donations', -1, key='metavalue')) assert related.meta_values('key') == {'metavalue'} def test_meta_values_some_match(): related = core.RelatedPostings() related.add(testutil.Posting('Income:Donations', -1, key='1')) related.add(testutil.Posting('Income:Donations', -2, metakey='2')) assert related.meta_values('key') == {'1', None} def test_meta_values_some_match_default_given(): related = core.RelatedPostings() related.add(testutil.Posting('Income:Donations', -1, key='1')) related.add(testutil.Posting('Income:Donations', -2, metakey='2')) assert related.meta_values('key', '') == {'1', ''} def test_meta_values_all_match(): related = core.RelatedPostings() related.add(testutil.Posting('Income:Donations', -1, key='1')) related.add(testutil.Posting('Income:Donations', -2, key='2')) assert related.meta_values('key') == {'1', '2'} def test_meta_values_all_match_one_value(): related = core.RelatedPostings() related.add(testutil.Posting('Income:Donations', -1, key='1')) related.add(testutil.Posting('Income:Donations', -2, key='1')) assert related.meta_values('key') == {'1'} def test_meta_values_all_match_default_given(): related = core.RelatedPostings() related.add(testutil.Posting('Income:Donations', -1, key='1')) related.add(testutil.Posting('Income:Donations', -2, key='2')) assert related.meta_values('key', '') == {'1', '2'} def test_meta_values_many_types(): expected = { datetime.date(2020, 4, 1), Decimal(42), testutil.Amount(5), 'rt:42', } related = core.RelatedPostings() for index, value in enumerate(expected): related.add(testutil.Posting('Income:Donations', -index, key=value)) assert related.meta_values('key') == expected def test_group_by_meta_zero(): assert len(core.RelatedPostings.group_by_meta([], 'metacurrency')) == 0 def test_group_by_meta_key_error(): # Make sure the return value doesn't act like a defaultdict. with pytest.raises(KeyError): core.RelatedPostings.group_by_meta([], 'metakey')['metavalue'] def test_group_by_meta_one(credit_card_cycle): posting = next(post for post in data.Posting.from_entries(credit_card_cycle) if post.account.is_credit_card()) actual = core.RelatedPostings.group_by_meta([posting], 'metacurrency') assert set(actual) == {'USD'} def test_group_by_meta_many(two_accruals_three_payments): postings = [post for post in data.Posting.from_entries(two_accruals_three_payments) if post.account == 'Assets:Receivable:Accounts'] actual = core.RelatedPostings.group_by_meta(postings, 'metacurrency') assert set(actual) == {'USD', 'EUR'} for key, group in actual.items(): assert 2 <= len(group) <= 3 assert group.balance().is_zero() def test_group_by_meta_many_single_posts(two_accruals_three_payments): postings = [post for post in data.Posting.from_entries(two_accruals_three_payments) if post.account == 'Assets:Receivable:Accounts'] actual = core.RelatedPostings.group_by_meta(postings, 'metanumber') assert set(actual) == {post.units.number for post in postings} assert len(actual) == len(postings)