tests/test_transactions.py

from fastapi.testclient import TestClient
import pytest

from app.model.transaction import Transaction
from app.model.user import User
from sqlalchemy.ext.asyncio import AsyncSession
from tests.utils import get_fake_transactions


@pytest.mark.asyncio
async def test_transactions(client: TestClient, get_db_session_fixture: AsyncSession) -> None:

    session_override = get_db_session_fixture

    # 1. Create a user
    user = await User.create(session_override, name="user", email="email", hashed_password="password")

    # 2. Create a bunch of transactions
    fake_transactions = get_fake_transactions(user.id)
    await Transaction.bulk_create(session_override, fake_transactions)

    # 3. Verify that the transactions are returned
    response = client.get("/api/v1/transactions/1")
    assert response.status_code == 200
    assert len(response.json()) == 10