Files
dibbler/tests/queries/test_product_stock.py
2025-06-12 21:47:05 +02:00

144 lines
3.9 KiB
Python

from datetime import datetime
from sqlalchemy import select
from sqlalchemy.orm import Session
from dibbler.models import Product, Transaction, User
from dibbler.queries.product_stock import product_stock
def insert_test_data(sql_session: Session) -> None:
user1 = User("Test User 1")
sql_session.add(user1)
sql_session.commit()
def test_product_stock_basic_history(sql_session: Session) -> None:
insert_test_data(sql_session)
user1 = sql_session.scalars(select(User).where(User.name == "Test User 1")).one()
product = Product("1234567890123", "Test Product")
sql_session.add(product)
sql_session.commit()
transactions = [
Transaction.add_product(
time=datetime(2023, 10, 1, 12, 0, 0),
amount=10,
per_product=10,
user_id=user1.id,
product_id=product.id,
product_count=1,
),
]
sql_session.add_all(transactions)
sql_session.commit()
assert product_stock(sql_session, product) == 1
def test_product_stock_complex_history(sql_session: Session) -> None:
insert_test_data(sql_session)
user1 = sql_session.scalars(select(User).where(User.name == "Test User 1")).one()
product = Product("1234567890123", "Test Product")
sql_session.add(product)
sql_session.commit()
transactions = [
Transaction.add_product(
time=datetime(2023, 10, 1, 13, 0, 0),
amount=27 * 2,
per_product=27,
user_id=user1.id,
product_id=product.id,
product_count=2,
),
Transaction.buy_product(
time=datetime(2023, 10, 1, 13, 0, 1),
amount=27 * 3,
user_id=user1.id,
product_id=product.id,
product_count=3,
),
Transaction.add_product(
time=datetime(2023, 10, 1, 13, 0, 2),
amount=50 * 4,
per_product=50,
user_id=user1.id,
product_id=product.id,
product_count=4,
),
Transaction.adjust_stock(
time=datetime(2023, 10, 1, 15, 0, 0),
user_id=user1.id,
product_id=product.id,
product_count=3,
),
Transaction.adjust_stock(
time=datetime(2023, 10, 1, 15, 0, 1),
user_id=user1.id,
product_id=product.id,
product_count=-2,
),
]
sql_session.add_all(transactions)
sql_session.commit()
assert product_stock(sql_session, product) == 2 - 3 + 4 + 3 - 2
def test_product_stock_no_transactions(sql_session: Session) -> None:
insert_test_data(sql_session)
product = Product("1234567890123", "Test Product")
sql_session.add(product)
sql_session.commit()
assert product_stock(sql_session, product) == 0
def test_negative_product_stock(sql_session: Session) -> None:
insert_test_data(sql_session)
user1 = sql_session.scalars(select(User).where(User.name == "Test User 1")).one()
product = Product("1234567890123", "Test Product")
sql_session.add(product)
sql_session.commit()
transactions = [
Transaction.add_product(
time=datetime(2023, 10, 1, 14, 0, 0),
amount=50,
per_product=50,
user_id=user1.id,
product_id=product.id,
product_count=1,
),
Transaction.buy_product(
time=datetime(2023, 10, 1, 14, 0, 1),
amount=50,
user_id=user1.id,
product_id=product.id,
product_count=2,
),
Transaction.adjust_stock(
time=datetime(2023, 10, 1, 16, 0, 0),
user_id=user1.id,
product_id=product.id,
product_count=-1,
),
]
sql_session.add_all(transactions)
sql_session.commit()
# The stock should be negative because we added and bought the product
assert product_stock(sql_session, product) == 1 - 2 - 1