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Oystein Kristoffer Tveit
2025-06-10 20:59:38 +02:00
parent 9f5999854f
commit 745db277ec
20 changed files with 1324 additions and 254 deletions
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0
tests/__init__.py Normal file
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tests/conftest.py Normal file
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import pytest
from sqlalchemy import create_engine
from sqlalchemy.orm import Session
from dibbler.models import Base
def pytest_addoption(parser):
parser.addoption(
"--echo",
action="store_true",
help="Enable SQLAlchemy echo mode for debugging",
)
@pytest.fixture(scope="function")
def sql_session(request):
"""Create a new SQLAlchemy session for testing."""
echo = request.config.getoption("--echo")
engine = create_engine(
"sqlite:///:memory:",
echo=echo,
)
Base.metadata.create_all(engine)
with Session(engine) as sql_session:
yield sql_session

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tests/test_product.py Normal file
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from datetime import datetime
import pytest
from sqlalchemy import select
from sqlalchemy.exc import IntegrityError
from sqlalchemy.orm import Session
from dibbler.models import Product, Transaction, TransactionType, User
def insert_test_data(sql_session: Session) -> None:
# Add users
user1 = User("Test User 1")
user2 = User("Test User 2")
sql_session.add_all([user1, user2])
sql_session.commit()
# Add products
product1 = Product("1234567890123", "Test Product 1")
product2 = Product("9876543210987", "Test Product 2")
product3 = Product("1111111111111", "Test Product 3")
sql_session.add_all([product1, product2, product3])
sql_session.commit()
# Add transactions
transactions = [
Transaction(
time=datetime(2023, 10, 1, 10, 0, 0),
type_=TransactionType.ADJUST_BALANCE,
amount=100,
user_id=user1.id,
),
Transaction(
time=datetime(2023, 10, 1, 10, 0, 1),
type_=TransactionType.ADJUST_BALANCE,
amount=50,
user_id=user2.id,
),
Transaction(
time=datetime(2023, 10, 1, 10, 0, 2),
type_=TransactionType.ADJUST_BALANCE,
amount=-50,
user_id=user1.id,
),
Transaction(
time=datetime(2023, 10, 1, 12, 0, 0),
type_=TransactionType.ADD_PRODUCT,
amount=27 * 2,
per_product=27,
product_count=2,
user_id=user1.id,
product_id=product1.id,
),
Transaction(
time=datetime(2023, 10, 1, 12, 0, 1),
type_=TransactionType.BUY_PRODUCT,
amount=27,
product_count=1,
user_id=user2.id,
product_id=product1.id,
),
Transaction(
time=datetime(2023, 10, 1, 12, 0, 2),
type_=TransactionType.ADD_PRODUCT,
amount=50,
per_product=50,
product_count=1,
user_id=user1.id,
product_id=product3.id,
),
Transaction(
time=datetime(2023, 10, 1, 12, 0, 3),
type_=TransactionType.BUY_PRODUCT,
amount=50,
product_count=1,
user_id=user1.id,
product_id=product3.id,
),
Transaction(
time=datetime(2023, 10, 1, 12, 0, 4),
type_=TransactionType.ADJUST_BALANCE,
amount=1000,
user_id=user1.id,
),
]
sql_session.add_all(transactions)
sql_session.commit()
# Note: These constructors depend on the content of the previous transactions,
# so they cannot be part of the initial transaction list.
transaction = Transaction.adjust_stock_auto_amount(
sql_session=sql_session,
time=datetime(2023, 10, 1, 13, 0, 0),
product_count=3,
user_id=user1.id,
product_id=product1.id,
)
sql_session.add(transaction)
sql_session.commit()
transaction = Transaction.adjust_stock_auto_amount(
sql_session=sql_session,
time=datetime(2023, 10, 1, 13, 0, 1),
product_count=-2,
user_id=user1.id,
product_id=product1.id,
)
sql_session.add(transaction)
sql_session.commit()
def test_no_duplicate_products(sql_session: Session):
insert_test_data(sql_session)
product1 = Product("1234567890123", "Test Product 1")
sql_session.add(product1)
with pytest.raises(IntegrityError):
sql_session.commit()
def test_product_stock(sql_session: Session):
insert_test_data(sql_session)
product1 = sql_session.scalars(select(Product).where(Product.name == "Test Product 1")).one()
product2 = sql_session.scalars(select(Product).where(Product.name == "Test Product 2")).one()
assert product1.stock(sql_session) == 2 - 1 + 3 - 2
assert product2.stock(sql_session) == 0
def test_product_price(sql_session: Session):
insert_test_data(sql_session)
product1 = sql_session.scalars(select(Product).where(Product.name == "Test Product 1")).one()
assert product1.price(sql_session) == 27
def test_product_no_transactions_price(sql_session: Session):
insert_test_data(sql_session)
product2 = sql_session.scalars(select(Product).where(Product.name == "Test Product 2")).one()
assert product2.price(sql_session) == 0
def test_product_sold_out_price(sql_session: Session):
insert_test_data(sql_session)
product3 = sql_session.scalars(select(Product).where(Product.name == "Test Product 3")).one()
assert product3.price(sql_session) == 50
def test_allowed_to_buy_more_than_stock(sql_session: Session):
insert_test_data(sql_session)
product1 = sql_session.scalars(select(Product).where(Product.name == "Test Product 1")).one()
user1 = sql_session.scalars(select(User).where(User.name == "Test User 1")).one()
transaction = Transaction.buy_product(
time=datetime(2023, 10, 1, 12, 0, 6),
amount = 27 * 5,
product_count=10,
user_id=user1.id,
product_id=product1.id,
)
sql_session.add(transaction)
sql_session.commit()
product1_stock = product1.stock(sql_session)
assert product1_stock < 0 # Should be negative, as we bought more than available stock
product1_price = product1.price(sql_session)
assert product1_price == 27 # Price should remain the same, as it is based on previous transactions
transaction = Transaction.add_product(
time=datetime(2023, 10, 1, 12, 0, 8),
amount=22,
per_product=22,
product_count=1,
user_id=user1.id,
product_id=product1.id,
)
sql_session.add(transaction)
sql_session.commit()
product1_price = product1.price(sql_session)
assert product1_price == 22 # Price should now be updated to the new price of the added product
def test_not_allowed_to_buy_with_incorrect_amount(sql_session: Session):
insert_test_data(sql_session)
product1 = sql_session.scalars(select(Product).where(Product.name == "Test Product 1")).one()
user1 = sql_session.scalars(select(User).where(User.name == "Test User 1")).one()
product1_price = product1.price(sql_session)
with pytest.raises(IntegrityError):
transaction = Transaction.buy_product(
time=datetime(2023, 10, 1, 12, 0, 7),
amount= product1_price * 4 + 1, # Incorrect amount
product_count=4,
user_id=user1.id,
product_id=product1.id,
)
sql_session.add(transaction)
sql_session.commit()
def test_not_allowed_to_buy_with_too_little_balance(sql_session: Session):
...

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tests/test_transaction.py Normal file
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from datetime import datetime
import pytest
from sqlalchemy import select
from sqlalchemy.exc import IntegrityError
from sqlalchemy.orm import Session
from dibbler.models import Product, Transaction, TransactionType, User
def insert_test_data(sql_session: Session) -> None:
# Add users
user1 = User("Test User 1")
user2 = User("Test User 2")
sql_session.add(user1)
sql_session.add(user2)
sql_session.commit()
# Add products
product1 = Product("1234567890123", "Test Product 1")
product2 = Product("9876543210987", "Test Product 2")
sql_session.add(product1)
sql_session.add(product2)
sql_session.commit()
# Add transactions
transactions = [
Transaction(
time=datetime(2023, 10, 1, 10, 0, 0),
type_=TransactionType.ADJUST_BALANCE,
amount=100,
user_id=user1.id,
),
Transaction(
time=datetime(2023, 10, 1, 10, 0, 1),
type_=TransactionType.ADJUST_BALANCE,
amount=50,
user_id=user2.id,
),
Transaction(
time=datetime(2023, 10, 1, 10, 0, 2),
type_=TransactionType.ADJUST_BALANCE,
amount=-50,
user_id=user1.id,
),
Transaction(
time=datetime(2023, 10, 1, 12, 0, 0),
type_=TransactionType.ADD_PRODUCT,
amount=27 * 2,
per_product=27,
product_count=2,
user_id=user1.id,
product_id=product1.id,
),
Transaction(
time=datetime(2023, 10, 1, 12, 0, 1),
type_=TransactionType.BUY_PRODUCT,
amount=27,
product_count=1,
user_id=user2.id,
product_id=product1.id,
),
]
sql_session.add_all(transactions)
sql_session.commit()
def test_no_duplicate_timestamps(sql_session: Session):
"""
Ensure that no two transactions have the same timestamp.
"""
# Insert test data
insert_test_data(sql_session)
user1 = sql_session.scalar(
select(User).where(User.name == "Test User 1")
)
assert user1 is not None, "Test User 1 should exist"
transaction_to_duplicate = sql_session.scalar(
select(Transaction).limit(1)
)
assert transaction_to_duplicate is not None, "There should be at least one transaction"
duplicate_timestamp_transaction = Transaction.adjust_balance(
time=transaction_to_duplicate.time, # Use the same timestamp as an existing transaction
amount=50,
user_id=user1.id,
)
with pytest.raises(IntegrityError):
sql_session.add(duplicate_timestamp_transaction)
sql_session.commit()

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tests/test_user.py Normal file
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from datetime import datetime
import pytest
from sqlalchemy import select
from sqlalchemy.exc import IntegrityError
from sqlalchemy.orm import Session
from dibbler.models import Product, Transaction, TransactionType, User
def insert_test_data(sql_session: Session) -> None:
# Add users
user1 = User("Test User 1")
user2 = User("Test User 2")
sql_session.add(user1)
sql_session.add(user2)
sql_session.commit()
# Add products
product1 = Product("1234567890123", "Test Product 1")
product2 = Product("9876543210987", "Test Product 2")
sql_session.add(product1)
sql_session.add(product2)
sql_session.commit()
# Add transactions
transactions = [
Transaction(
time=datetime(2023, 10, 1, 10, 0, 0),
type_=TransactionType.ADJUST_BALANCE,
amount=100,
user_id=user1.id,
),
Transaction(
time=datetime(2023, 10, 1, 10, 0, 1),
type_=TransactionType.ADJUST_BALANCE,
amount=50,
user_id=user2.id,
),
Transaction(
time=datetime(2023, 10, 1, 10, 0, 2),
type_=TransactionType.ADJUST_BALANCE,
amount=-50,
user_id=user1.id,
),
Transaction(
time=datetime(2023, 10, 1, 12, 0, 0),
type_=TransactionType.ADD_PRODUCT,
amount=27 * 2,
per_product=27,
product_count=2,
user_id=user1.id,
product_id=product1.id,
),
Transaction(
time=datetime(2023, 10, 1, 12, 0, 1),
type_=TransactionType.BUY_PRODUCT,
amount=27,
product_count=1,
user_id=user2.id,
product_id=product1.id,
),
]
sql_session.add_all(transactions)
sql_session.commit()
def test_ensure_no_duplicate_users(sql_session: Session):
insert_test_data(sql_session)
user1 = User("Test User 1")
sql_session.add(user1)
with pytest.raises(IntegrityError):
sql_session.commit()
def test_user_credit(sql_session: Session):
insert_test_data(sql_session)
user1 = sql_session.scalars(select(User).where(User.name == "Test User 1")).one()
user2 = sql_session.scalars(select(User).where(User.name == "Test User 2")).one()
assert user1.credit(sql_session) == 100 - 50 + 27 * 2
assert user2.credit(sql_session) == 50 - 27
def test_user_transactions(sql_session: Session):
insert_test_data(sql_session)
user1 = sql_session.scalars(select(User).where(User.name == "Test User 1")).one()
user2 = sql_session.scalars(select(User).where(User.name == "Test User 2")).one()
user1_transactions = user1.transactions(sql_session)
user2_transactions = user2.transactions(sql_session)
assert len(user1_transactions) == 3
assert len(user2_transactions) == 2
def test_user_not_allowed_to_transfer_to_self(sql_session: Session):
insert_test_data(sql_session)
...
# user1 = sql_session.scalars(select(User).where(User.name == "Test User 1")).one()
# with pytest.raises(ValueError, match="Cannot transfer to self"):
# user1.transfer(sql_session, user1, 10) # Attempting to transfer to self