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dibbler/tests/queries/test_user_balance.py
2025-06-13 23:15:50 +02:00

307 lines
8.5 KiB
Python

import math
from datetime import datetime
from pprint import pprint
from sqlalchemy.orm import Session
from dibbler.models import Product, Transaction, User
from dibbler.queries.user_balance import user_balance, user_balance_log
# TODO: see if we can use pytest_runtest_makereport to print the "user_balance_log"s
# only on failures instead of inlining it in every test function
def insert_test_data(sql_session: Session) -> tuple[User, Product]:
user = User("Test User")
product = Product("1234567890123", "Test Product")
sql_session.add(user)
sql_session.add(product)
sql_session.commit()
return user, product
def test_user_balance_no_transactions(sql_session: Session) -> None:
user, _ = insert_test_data(sql_session)
pprint(user_balance_log(sql_session, user))
balance = user_balance(sql_session, user)
assert balance == 0
def test_user_balance_basic_history(sql_session: Session) -> None:
user, product = insert_test_data(sql_session)
transactions = [
Transaction.adjust_balance(
time=datetime(2023, 10, 1, 10, 0, 0),
user_id=user.id,
amount=100,
),
Transaction.add_product(
time=datetime(2023, 10, 1, 10, 0, 1),
user_id=user.id,
product_id=product.id,
amount=27,
per_product=27,
product_count=1,
),
]
sql_session.add_all(transactions)
sql_session.commit()
pprint(user_balance_log(sql_session, user))
balance = user_balance(sql_session, user)
assert balance == 100 + 27
def test_user_balance_with_transfers(sql_session: Session) -> None:
user1, product = insert_test_data(sql_session)
user2 = User("Test User 2")
sql_session.add(user2)
sql_session.commit()
transactions = [
Transaction.adjust_balance(
time=datetime(2023, 10, 1, 10, 0, 0),
user_id=user1.id,
amount=100,
),
Transaction.transfer(
time=datetime(2023, 10, 1, 10, 0, 1),
user_id=user1.id,
transfer_user_id=user2.id,
amount=50,
),
Transaction.transfer(
time=datetime(2023, 10, 1, 10, 0, 2),
user_id=user2.id,
transfer_user_id=user1.id,
amount=30,
),
]
sql_session.add_all(transactions)
sql_session.commit()
pprint(user_balance_log(sql_session, user1))
user1_balance = user_balance(sql_session, user1)
assert user1_balance == 100 - 50 + 30
pprint(user_balance_log(sql_session, user2))
user2_balance = user_balance(sql_session, user2)
assert user2_balance == 50 - 30
def test_user_balance_complex_history(sql_session: Session) -> None:
raise NotImplementedError("This test is not implemented yet.")
def test_user_balance_penalty(sql_session: Session) -> None:
user, product = insert_test_data(sql_session)
transactions = [
Transaction.add_product(
time=datetime(2023, 10, 1, 10, 0, 0),
user_id=user.id,
product_id=product.id,
amount=27,
per_product=27,
product_count=1,
),
Transaction.adjust_balance(
time=datetime(2023, 10, 1, 11, 0, 0),
user_id=user.id,
amount=-200,
),
# Penalized, pays 2x the price (default penalty)
Transaction.buy_product(
time=datetime(2023, 10, 1, 12, 0, 0),
user_id=user.id,
product_id=product.id,
product_count=1,
),
]
sql_session.add_all(transactions)
sql_session.commit()
pprint(user_balance_log(sql_session, user))
assert user_balance(sql_session, user) == 27 - 200 - (27 * 2)
def test_user_balance_changing_penalty(sql_session: Session) -> None:
user, product = insert_test_data(sql_session)
transactions = [
Transaction.add_product(
time=datetime(2023, 10, 1, 10, 0, 0),
user_id=user.id,
product_id=product.id,
amount=27,
per_product=27,
product_count=1,
),
Transaction.adjust_balance(
time=datetime(2023, 10, 1, 11, 0, 0),
user_id=user.id,
amount=-200,
),
# Penalized, pays 2x the price (default penalty)
Transaction.buy_product(
time=datetime(2023, 10, 1, 12, 0, 0),
user_id=user.id,
product_id=product.id,
product_count=1,
),
Transaction.adjust_penalty(
time=datetime(2023, 10, 1, 13, 0, 0),
user_id=user.id,
penalty_multiplier_percent=300,
penalty_threshold=-100,
),
# Penalized, pays 3x the price
Transaction.buy_product(
time=datetime(2023, 10, 1, 14, 0, 0),
user_id=user.id,
product_id=product.id,
product_count=1,
),
]
sql_session.add_all(transactions)
sql_session.commit()
pprint(user_balance_log(sql_session, user))
assert user_balance(sql_session, user) == 27 - 200 - (27 * 2) - (27 * 3)
def test_user_balance_interest(sql_session: Session) -> None:
user, product = insert_test_data(sql_session)
transactions = [
Transaction.add_product(
time=datetime(2023, 10, 1, 10, 0, 0),
user_id=user.id,
product_id=product.id,
amount=27,
per_product=27,
product_count=1,
),
Transaction.adjust_interest(
time=datetime(2023, 10, 1, 11, 0, 0),
user_id=user.id,
interest_rate_percent=110,
),
Transaction.buy_product(
time=datetime(2023, 10, 1, 12, 0, 0),
user_id=user.id,
product_id=product.id,
product_count=1,
),
]
sql_session.add_all(transactions)
sql_session.commit()
pprint(user_balance_log(sql_session, user))
assert user_balance(sql_session, user) == 27 - math.ceil(27 * 1.1)
def test_user_balance_changing_interest(sql_session: Session) -> None:
user, product = insert_test_data(sql_session)
transactions = [
Transaction.add_product(
time=datetime(2023, 10, 1, 10, 0, 0),
user_id=user.id,
product_id=product.id,
amount=27 * 3,
per_product=27,
product_count=3,
),
Transaction.adjust_interest(
time=datetime(2023, 10, 1, 11, 0, 0),
user_id=user.id,
interest_rate_percent=110,
),
# Pays 1.1x the price
Transaction.buy_product(
time=datetime(2023, 10, 1, 12, 0, 0),
user_id=user.id,
product_id=product.id,
product_count=1,
),
Transaction.adjust_interest(
time=datetime(2023, 10, 1, 13, 0, 0),
user_id=user.id,
interest_rate_percent=120,
),
# Pays 1.2x the price
Transaction.buy_product(
time=datetime(2023, 10, 1, 14, 0, 0),
user_id=user.id,
product_id=product.id,
product_count=1,
),
]
sql_session.add_all(transactions)
sql_session.commit()
pprint(user_balance_log(sql_session, user))
assert user_balance(sql_session, user) == 27 * 3 - math.ceil(27 * 1.1) - math.ceil(27 * 1.2)
def test_user_balance_penalty_interest_combined(sql_session: Session) -> None:
user, product = insert_test_data(sql_session)
transactions = [
Transaction.add_product(
time=datetime(2023, 10, 1, 10, 0, 0),
user_id=user.id,
product_id=product.id,
amount=27,
per_product=27,
product_count=1,
),
Transaction.adjust_interest(
time=datetime(2023, 10, 1, 11, 0, 0),
user_id=user.id,
interest_rate_percent=110,
),
Transaction.adjust_balance(
time=datetime(2023, 10, 1, 12, 0, 0),
user_id=user.id,
amount=-200,
),
# Penalized, pays 2x the price (default penalty)
# Pays 1.1x the price
Transaction.buy_product(
time=datetime(2023, 10, 1, 13, 0, 0),
user_id=user.id,
product_id=product.id,
product_count=1,
),
]
sql_session.add_all(transactions)
sql_session.commit()
pprint(user_balance_log(sql_session, user))
assert user_balance(sql_session, user) == (
27
- 200
- math.ceil(27 * 2 * 1.1)
)