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from decimal import Decimal
from random import randint
from uuid import uuid4
import pytest
from generalresearch.currency import LedgerCurrency
from generalresearch.managers.thl.ledger_manager.ledger import LedgerManager
from generalresearch.models.thl.ledger import (
Direction,
LedgerEntry,
LedgerTransaction,
)
class TestLedgerManagerCreateTx:
def test_create_account_error_permission(self, lm):
"""Confirm that the Permission values that are set on the Ledger Manger
allow the Creation action to occur.
"""
acct_uuid = uuid4().hex
# (1) With no Permissions defined
test_lm = LedgerManager(
pg_config=lm.pg_config,
permissions=[],
redis_config=lm.redis_config,
cache_prefix=lm.cache_prefix,
testing=lm.testing,
)
with pytest.raises(expected_exception=AssertionError) as excinfo:
test_lm.create_tx(entries=[])
assert (
str(excinfo.value)
== "LedgerTransactionManager has insufficient Permissions"
)
def test_create_assertions(self, ledger_account_debit, ledger_account_credit, lm):
with pytest.raises(expected_exception=ValueError) as excinfo:
lm.create_tx(
entries=[
{
"direction": Direction.CREDIT,
"account_uuid": uuid4().hex,
"amount": randint(a=1, b=100),
}
]
)
assert (
"Assertion failed, ledger transaction must have 2 or more entries"
in str(excinfo.value)
)
def test_create(self, ledger_account_credit, ledger_account_debit, lm):
amount = int(Decimal("1.00") * 100)
entries = [
LedgerEntry(
direction=Direction.CREDIT,
account_uuid=ledger_account_credit.uuid,
amount=amount,
),
LedgerEntry(
direction=Direction.DEBIT,
account_uuid=ledger_account_debit.uuid,
amount=amount,
),
]
# Create a Transaction and validate the operation was successful
tx = lm.create_tx(entries=entries)
assert isinstance(tx, LedgerTransaction)
res = lm.get_tx_by_id(transaction_id=tx.id)
assert isinstance(res, LedgerTransaction)
assert len(res.entries) == 2
assert tx.id == res.id
def test_create_and_reverse(self, ledger_account_credit, ledger_account_debit, lm):
amount = int(Decimal("1.00") * 100)
entries = [
LedgerEntry(
direction=Direction.CREDIT,
account_uuid=ledger_account_credit.uuid,
amount=amount,
),
LedgerEntry(
direction=Direction.DEBIT,
account_uuid=ledger_account_debit.uuid,
amount=amount,
),
]
tx = lm.create_tx(entries=entries)
res = lm.get_tx_by_id(transaction_id=tx.id)
assert res.id == tx.id
assert lm.get_account_balance(account=ledger_account_credit) == 100
assert lm.get_account_balance(account=ledger_account_debit) == 100
assert lm.check_ledger_balanced() is True
# Reverse it
entries = [
LedgerEntry(
direction=Direction.DEBIT,
account_uuid=ledger_account_credit.uuid,
amount=amount,
),
LedgerEntry(
direction=Direction.CREDIT,
account_uuid=ledger_account_debit.uuid,
amount=amount,
),
]
tx = lm.create_tx(entries=entries)
res = lm.get_tx_by_id(transaction_id=tx.id)
assert res.id == tx.id
assert lm.get_account_balance(ledger_account_credit) == 0
assert lm.get_account_balance(ledger_account_debit) == 0
assert lm.check_ledger_balanced()
# subtract again
entries = [
LedgerEntry(
direction=Direction.DEBIT,
account_uuid=ledger_account_credit.uuid,
amount=amount,
),
LedgerEntry(
direction=Direction.CREDIT,
account_uuid=ledger_account_debit.uuid,
amount=amount,
),
]
tx = lm.create_tx(entries=entries)
res = lm.get_tx_by_id(transaction_id=tx.id)
assert res.id == tx.id
assert lm.get_account_balance(ledger_account_credit) == -100
assert lm.get_account_balance(ledger_account_debit) == -100
assert lm.check_ledger_balanced()
class TestLedgerManagerGetTx:
# @pytest.mark.parametrize("currency", [LedgerCurrency.TEST], indirect=True)
def test_get_tx_by_id(self, ledger_tx, lm):
with pytest.raises(expected_exception=AssertionError):
lm.get_tx_by_id(transaction_id=ledger_tx)
res = lm.get_tx_by_id(transaction_id=ledger_tx.id)
assert res.id == ledger_tx.id
# @pytest.mark.parametrize("currency", [LedgerCurrency.TEST], indirect=True)
def test_get_tx_by_ids(self, ledger_tx, lm):
res = lm.get_tx_by_id(transaction_id=ledger_tx.id)
assert res.id == ledger_tx.id
@pytest.mark.parametrize(
"tag", [f"{LedgerCurrency.TEST}:{uuid4().hex}"], indirect=True
)
def test_get_tx_ids_by_tag(self, ledger_tx, tag, lm):
# (1) search for a random tag
res = lm.get_tx_ids_by_tag(tag="aaa:bbb")
assert isinstance(res, set)
assert len(res) == 0
# (2) search for the tag that was used during ledger_transaction creation
res = lm.get_tx_ids_by_tag(tag=tag)
assert isinstance(res, set)
assert len(res) == 1
def test_get_tx_by_tag(self, ledger_tx, tag, lm):
# (1) search for a random tag
res = lm.get_tx_by_tag(tag="aaa:bbb")
assert isinstance(res, list)
assert len(res) == 0
# (2) search for the tag that was used during ledger_transaction creation
res = lm.get_tx_by_tag(tag=tag)
assert isinstance(res, list)
assert len(res) == 1
assert isinstance(res[0], LedgerTransaction)
assert ledger_tx.id == res[0].id
def test_get_tx_filtered_by_account(
self, ledger_tx, ledger_account, ledger_account_debit, ledger_account_credit, lm
):
# (1) Do basic assertion checks first
with pytest.raises(expected_exception=AssertionError) as excinfo:
lm.get_tx_filtered_by_account(account_uuid=ledger_account)
assert str(excinfo.value) == "account_uuid must be a str"
# (2) This search doesn't return anything because this ledger account
# wasn't actually used in the entries for the ledger_transaction
res = lm.get_tx_filtered_by_account(account_uuid=ledger_account.uuid)
assert len(res) == 0
# (3) Either the credit or the debit example ledger_accounts wll work
# to find this transaction because they're both used in the entries
res = lm.get_tx_filtered_by_account(account_uuid=ledger_account_debit.uuid)
assert len(res) == 1
assert res[0].id == ledger_tx.id
res = lm.get_tx_filtered_by_account(account_uuid=ledger_account_credit.uuid)
assert len(res) == 1
assert ledger_tx.id == res[0].id
res2 = lm.get_tx_by_id(transaction_id=ledger_tx.id)
assert res2.model_dump_json() == res[0].model_dump_json()
def test_filter_metadata(self, ledger_tx, tx_metadata, lm):
key, value = next(iter(tx_metadata.items()))
# (1) Confirm a random key,value pair returns nothing
res = lm.get_tx_filtered_by_metadata(
metadata_key=f"key-{uuid4().hex[:10]}", metadata_value=uuid4().hex[:12]
)
assert len(res) == 0
# (2) confirm a key,value pair return the correct results
res = lm.get_tx_filtered_by_metadata(metadata_key=key, metadata_value=value)
assert len(res) == 1
# assert 0 == THL_lm.get_filtered_account_balance(account2, "thl_wall", "ccc")
# assert 300 == THL_lm.get_filtered_account_balance(account1, "thl_wall", "aaa")
# assert 300 == THL_lm.get_filtered_account_balance(account2, "thl_wall", "aaa")
# assert 0 == THL_lm.get_filtered_account_balance(account3, "thl_wall", "ccc")
# assert THL_lm.check_ledger_balanced()
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