meta_receipt: Use check-id as fallback metadata for outgoing checks.

When we send checks, we don't have a check document anywhere (for
security reasons), we just note the check number. Update the
validation to match. RT#10507.
This commit is contained in:
Brett Smith 2020-04-04 10:54:08 -04:00
parent c712105bed
commit 6658696d06
2 changed files with 123 additions and 13 deletions

View file

@ -14,14 +14,23 @@
# 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/>.
from decimal import Decimal
from . import core
from .. import config as configmod
from .. import data
from .. import errors as errormod
from ..beancount_types import (
MetaKey,
Transaction,
)
from typing import (
Callable,
)
_CheckMethod = Callable[[Transaction, data.Posting, MetaKey], None]
class MetaReceipt(core._RequireLinksPostingMetadataHook):
METADATA_KEY = 'receipt'
@ -35,6 +44,13 @@ class MetaReceipt(core._RequireLinksPostingMetadataHook):
and abs(post.units.number) >= self.payment_threshold
)
def _check_check_id(self, txn: Transaction, post: data.Posting, key: MetaKey) -> None:
value = post.meta.get(key)
if (not isinstance(value, Decimal)
or value < 1
or value % 1):
raise errormod.InvalidMetadataError(txn, key, value, post, Decimal)
def post_run(self, txn: Transaction, post: data.Posting) -> errormod.Iter:
try:
self._check_links(txn, post, self.METADATA_KEY)
@ -50,8 +66,13 @@ class MetaReceipt(core._RequireLinksPostingMetadataHook):
else:
post_amount = -1
check_method: _CheckMethod = self._check_links
if post.account.is_checking():
fallback_key = 'check'
if post_amount == -1:
check_method = self._check_check_id
fallback_key = 'check-id'
else:
fallback_key = 'check'
elif post.account.is_credit_card() and post_amount == -1:
fallback_key = 'invoice'
elif post.account.is_under('Assets:PayPal') and post_amount == 1:
@ -61,7 +82,7 @@ class MetaReceipt(core._RequireLinksPostingMetadataHook):
return
try:
self._check_links(txn, post, fallback_key)
check_method(txn, post, fallback_key)
except errormod.InvalidMetadataError as fallback_error:
if receipt_error.value is None and fallback_error.value is None:
yield errormod.InvalidMetadataError(

View file

@ -48,17 +48,21 @@ class AccountForTesting(typing.NamedTuple):
return f"{self.name} missing {TEST_KEY}{rest}"
def wrong_type_message(self, wrong_value, key=TEST_KEY):
return "{} has wrong type of {}: expected str but is a {}".format(
expect_type = 'Decimal' if key == 'check-id' else 'str'
return "{} has wrong type of {}: expected {} but is a {}".format(
self.name,
key,
expect_type,
type(wrong_value).__name__,
)
ACCOUNTS = [AccountForTesting._make(t) for t in [
('Assets:Bank:CheckCard', PostType.BOTH, 'check'),
('Assets:Bank:CheckCard', PostType.CREDIT, 'check'),
('Assets:Bank:CheckCard', PostType.DEBIT, 'check-id'),
('Assets:Cash', PostType.BOTH, None),
('Assets:Checking', PostType.BOTH, 'check'),
('Assets:Checking', PostType.CREDIT, 'check'),
('Assets:Checking', PostType.DEBIT, 'check-id'),
('Assets:PayPal', PostType.CREDIT, 'paypal-id'),
('Assets:PayPal', PostType.DEBIT, None),
('Assets:Savings', PostType.BOTH, None),
@ -66,9 +70,12 @@ ACCOUNTS = [AccountForTesting._make(t) for t in [
('Liabilities:CreditCard', PostType.DEBIT, 'invoice'),
]]
ACCOUNTS_WITH_FALLBACKS = [acct for acct in ACCOUNTS if acct.fallback_meta]
ACCOUNTS_WITH_LINK_FALLBACK = [acct for acct in ACCOUNTS
if acct.fallback_meta and acct.fallback_meta != 'check-id']
ACCOUNTS_WITH_CHECK_ID_FALLBACK = [acct for acct in ACCOUNTS
if acct.fallback_meta == 'check-id']
ACCOUNTS_WITHOUT_FALLBACKS = [acct for acct in ACCOUNTS if not acct.fallback_meta]
KNOWN_FALLBACKS = {acct.fallback_meta for acct in ACCOUNTS_WITH_FALLBACKS}
KNOWN_FALLBACKS = {acct.fallback_meta for acct in ACCOUNTS if acct.fallback_meta}
# These are mostly fill-in values.
# We don't need to run every test on every value for these, just enough to
@ -86,6 +93,14 @@ NOT_REQUIRED_ACCOUNTS = itertools.cycle([
'Liabilities:UnearnedIncome:Donations',
])
CHECK_IDS = (decimal.Decimal(n) for n in itertools.count(1))
def BAD_CHECK_IDS():
# Valid check-id values are positive integers
yield decimal.Decimal(0)
yield -next(CHECK_IDS)
yield next(CHECK_IDS) * decimal.Decimal('1.1')
BAD_CHECK_IDS = BAD_CHECK_IDS()
def check(hook, test_acct, other_acct, expected, *,
txn_meta={}, post_meta={}, check_type=PostType.BOTH, min_amt=0):
check_type &= test_acct.required_types
@ -167,7 +182,7 @@ def test_bad_type_receipt_on_txn(hook, test_acct, other_acct, value):
txn_meta={TEST_KEY: value})
@pytest.mark.parametrize('test_acct,other_acct,value', testutil.combine_values(
ACCOUNTS_WITH_FALLBACKS,
ACCOUNTS_WITH_LINK_FALLBACK,
NOT_REQUIRED_ACCOUNTS,
testutil.LINK_METADATA_STRINGS,
))
@ -176,7 +191,7 @@ def test_valid_fallback_on_post(hook, test_acct, other_acct, value):
post_meta={test_acct.fallback_meta: value})
@pytest.mark.parametrize('test_acct,other_acct,value', testutil.combine_values(
ACCOUNTS_WITH_FALLBACKS,
ACCOUNTS_WITH_LINK_FALLBACK,
NOT_REQUIRED_ACCOUNTS,
testutil.NON_LINK_METADATA_STRINGS,
))
@ -185,7 +200,7 @@ def test_invalid_fallback_on_post(hook, test_acct, other_acct, value):
post_meta={test_acct.fallback_meta: value})
@pytest.mark.parametrize('test_acct,other_acct,value', testutil.combine_values(
ACCOUNTS_WITH_FALLBACKS,
ACCOUNTS_WITH_LINK_FALLBACK,
NOT_REQUIRED_ACCOUNTS,
testutil.NON_STRING_METADATA_VALUES,
))
@ -198,7 +213,7 @@ def test_bad_type_fallback_on_post(hook, test_acct, other_acct, value):
post_meta={test_acct.fallback_meta: value})
@pytest.mark.parametrize('test_acct,other_acct,value', testutil.combine_values(
ACCOUNTS_WITH_FALLBACKS,
ACCOUNTS_WITH_LINK_FALLBACK,
NOT_REQUIRED_ACCOUNTS,
testutil.LINK_METADATA_STRINGS,
))
@ -207,7 +222,7 @@ def test_valid_fallback_on_txn(hook, test_acct, other_acct, value):
txn_meta={test_acct.fallback_meta: value})
@pytest.mark.parametrize('test_acct,other_acct,value', testutil.combine_values(
ACCOUNTS_WITH_FALLBACKS,
ACCOUNTS_WITH_LINK_FALLBACK,
NOT_REQUIRED_ACCOUNTS,
testutil.NON_LINK_METADATA_STRINGS,
))
@ -216,7 +231,7 @@ def test_invalid_fallback_on_txn(hook, test_acct, other_acct, value):
txn_meta={test_acct.fallback_meta: value})
@pytest.mark.parametrize('test_acct,other_acct,value', testutil.combine_values(
ACCOUNTS_WITH_FALLBACKS,
ACCOUNTS_WITH_LINK_FALLBACK,
NOT_REQUIRED_ACCOUNTS,
testutil.NON_STRING_METADATA_VALUES,
))
@ -228,6 +243,80 @@ def test_bad_type_fallback_on_txn(hook, test_acct, other_acct, value):
check(hook, test_acct, other_acct, expected,
txn_meta={test_acct.fallback_meta: value})
@pytest.mark.parametrize('test_acct,other_acct,value', testutil.combine_values(
ACCOUNTS_WITH_CHECK_ID_FALLBACK,
NOT_REQUIRED_ACCOUNTS,
CHECK_IDS,
))
def test_valid_check_id_on_post(hook, test_acct, other_acct, value):
check(hook, test_acct, other_acct, None,
post_meta={test_acct.fallback_meta: value})
@pytest.mark.parametrize('test_acct,other_acct,value', testutil.combine_values(
ACCOUNTS_WITH_CHECK_ID_FALLBACK,
NOT_REQUIRED_ACCOUNTS,
BAD_CHECK_IDS,
))
def test_invalid_check_id_on_post(hook, test_acct, other_acct, value):
expected = {
test_acct.missing_message(False),
f"{test_acct.name} has invalid {test_acct.fallback_meta}: {value}",
}
check(hook, test_acct, other_acct, expected,
post_meta={test_acct.fallback_meta: value})
@pytest.mark.parametrize('test_acct,other_acct,value', testutil.combine_values(
ACCOUNTS_WITH_CHECK_ID_FALLBACK,
NOT_REQUIRED_ACCOUNTS,
testutil.NON_STRING_METADATA_VALUES,
))
def test_bad_type_check_id_on_post(hook, test_acct, other_acct, value):
if isinstance(value, decimal.Decimal):
value = ''
expected = {
test_acct.missing_message(False),
test_acct.wrong_type_message(value, test_acct.fallback_meta),
}
check(hook, test_acct, other_acct, expected,
post_meta={test_acct.fallback_meta: value})
@pytest.mark.parametrize('test_acct,other_acct,value', testutil.combine_values(
ACCOUNTS_WITH_CHECK_ID_FALLBACK,
NOT_REQUIRED_ACCOUNTS,
CHECK_IDS,
))
def test_valid_check_id_on_txn(hook, test_acct, other_acct, value):
check(hook, test_acct, other_acct, None,
txn_meta={test_acct.fallback_meta: value})
@pytest.mark.parametrize('test_acct,other_acct,value', testutil.combine_values(
ACCOUNTS_WITH_CHECK_ID_FALLBACK,
NOT_REQUIRED_ACCOUNTS,
BAD_CHECK_IDS,
))
def test_invalid_check_id_on_txn(hook, test_acct, other_acct, value):
expected = {
test_acct.missing_message(False),
f"{test_acct.name} has invalid {test_acct.fallback_meta}: {value}",
}
check(hook, test_acct, other_acct, expected,
txn_meta={test_acct.fallback_meta: value})
@pytest.mark.parametrize('test_acct,other_acct,value', testutil.combine_values(
ACCOUNTS_WITH_CHECK_ID_FALLBACK,
NOT_REQUIRED_ACCOUNTS,
testutil.NON_STRING_METADATA_VALUES,
))
def test_bad_type_check_id_on_txn(hook, test_acct, other_acct, value):
if isinstance(value, decimal.Decimal):
value = ''
expected = {
test_acct.missing_message(False),
test_acct.wrong_type_message(value, test_acct.fallback_meta),
}
check(hook, test_acct, other_acct, expected,
txn_meta={test_acct.fallback_meta: value})
@pytest.mark.parametrize('test_acct,other_acct,key,value', testutil.combine_values(
ACCOUNTS_WITHOUT_FALLBACKS,
NOT_REQUIRED_ACCOUNTS,