Files
fastapi-toolsets/tests/conftest.py

320 lines
7.7 KiB
Python

"""Shared pytest fixtures for fastapi-utils tests."""
import os
import uuid
import pytest
from pydantic import BaseModel
import datetime
import decimal
from sqlalchemy import (
Column,
Date,
DateTime,
ForeignKey,
Integer,
Numeric,
String,
Table,
Uuid,
)
from sqlalchemy.ext.asyncio import async_sessionmaker, create_async_engine
from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column, relationship
from fastapi_toolsets.crud import CrudFactory
from fastapi_toolsets.schemas import PydanticBase
DATABASE_URL = os.getenv(
key="DATABASE_URL",
default="postgresql+asyncpg://postgres:postgres@localhost:5432/postgres",
)
class Base(DeclarativeBase):
"""Base class for test models."""
pass
class Role(Base):
"""Test role model."""
__tablename__ = "roles"
id: Mapped[uuid.UUID] = mapped_column(Uuid, primary_key=True, default=uuid.uuid4)
name: Mapped[str] = mapped_column(String(50), unique=True)
users: Mapped[list["User"]] = relationship(back_populates="role")
class User(Base):
"""Test user model."""
__tablename__ = "users"
id: Mapped[uuid.UUID] = mapped_column(Uuid, primary_key=True, default=uuid.uuid4)
username: Mapped[str] = mapped_column(String(50), unique=True)
email: Mapped[str] = mapped_column(String(100), unique=True)
is_active: Mapped[bool] = mapped_column(default=True)
role_id: Mapped[uuid.UUID | None] = mapped_column(
ForeignKey("roles.id"), nullable=True
)
role: Mapped[Role | None] = relationship(back_populates="users")
class Tag(Base):
"""Test tag model."""
__tablename__ = "tags"
id: Mapped[uuid.UUID] = mapped_column(Uuid, primary_key=True, default=uuid.uuid4)
name: Mapped[str] = mapped_column(String(50), unique=True)
post_tags = Table(
"post_tags",
Base.metadata,
Column(
"post_id", Uuid, ForeignKey("posts.id", ondelete="CASCADE"), primary_key=True
),
Column("tag_id", Uuid, ForeignKey("tags.id", ondelete="CASCADE"), primary_key=True),
)
class IntRole(Base):
"""Test role model with auto-increment integer PK."""
__tablename__ = "int_roles"
id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
name: Mapped[str] = mapped_column(String(50), unique=True)
class Event(Base):
"""Test model with DateTime and Date cursor columns."""
__tablename__ = "events"
id: Mapped[uuid.UUID] = mapped_column(Uuid, primary_key=True, default=uuid.uuid4)
name: Mapped[str] = mapped_column(String(100))
occurred_at: Mapped[datetime.datetime] = mapped_column(DateTime)
scheduled_date: Mapped[datetime.date] = mapped_column(Date)
class Product(Base):
"""Test model with Numeric cursor column."""
__tablename__ = "products"
id: Mapped[uuid.UUID] = mapped_column(Uuid, primary_key=True, default=uuid.uuid4)
name: Mapped[str] = mapped_column(String(100))
price: Mapped[decimal.Decimal] = mapped_column(Numeric(10, 2))
class Post(Base):
"""Test post model."""
__tablename__ = "posts"
id: Mapped[uuid.UUID] = mapped_column(Uuid, primary_key=True, default=uuid.uuid4)
title: Mapped[str] = mapped_column(String(200))
content: Mapped[str] = mapped_column(String(1000), default="")
is_published: Mapped[bool] = mapped_column(default=False)
author_id: Mapped[uuid.UUID] = mapped_column(ForeignKey("users.id"))
tags: Mapped[list[Tag]] = relationship(secondary=post_tags)
class RoleCreate(BaseModel):
"""Schema for creating a role."""
id: uuid.UUID | None = None
name: str
class RoleRead(PydanticBase):
"""Schema for reading a role."""
id: uuid.UUID
name: str
class RoleUpdate(BaseModel):
"""Schema for updating a role."""
name: str | None = None
class UserCreate(BaseModel):
"""Schema for creating a user."""
id: uuid.UUID | None = None
username: str
email: str
is_active: bool = True
role_id: uuid.UUID | None = None
class UserRead(PydanticBase):
"""Schema for reading a user (subset of fields — no email)."""
id: uuid.UUID
username: str
class UserUpdate(BaseModel):
"""Schema for updating a user."""
username: str | None = None
email: str | None = None
is_active: bool | None = None
role_id: uuid.UUID | None = None
class TagCreate(BaseModel):
"""Schema for creating a tag."""
id: uuid.UUID | None = None
name: str
class PostCreate(BaseModel):
"""Schema for creating a post."""
id: uuid.UUID | None = None
title: str
content: str = ""
is_published: bool = False
author_id: uuid.UUID
class PostUpdate(BaseModel):
"""Schema for updating a post."""
title: str | None = None
content: str | None = None
is_published: bool | None = None
class PostM2MCreate(BaseModel):
"""Schema for creating a post with M2M tag IDs."""
id: uuid.UUID | None = None
title: str
content: str = ""
is_published: bool = False
author_id: uuid.UUID
tag_ids: list[uuid.UUID] = []
class PostM2MUpdate(BaseModel):
"""Schema for updating a post with M2M tag IDs."""
title: str | None = None
content: str | None = None
is_published: bool | None = None
tag_ids: list[uuid.UUID] | None = None
class IntRoleCreate(BaseModel):
"""Schema for creating an IntRole."""
name: str
class EventCreate(BaseModel):
"""Schema for creating an Event."""
name: str
occurred_at: datetime.datetime
scheduled_date: datetime.date
class ProductCreate(BaseModel):
"""Schema for creating a Product."""
name: str
price: decimal.Decimal
RoleCrud = CrudFactory(Role)
RoleCursorCrud = CrudFactory(Role, cursor_column=Role.id)
IntRoleCursorCrud = CrudFactory(IntRole, cursor_column=IntRole.id)
UserCrud = CrudFactory(User)
UserCursorCrud = CrudFactory(User, cursor_column=User.id)
PostCrud = CrudFactory(Post)
TagCrud = CrudFactory(Tag)
PostM2MCrud = CrudFactory(Post, m2m_fields={"tag_ids": Post.tags})
EventCrud = CrudFactory(Event)
EventDateTimeCursorCrud = CrudFactory(Event, cursor_column=Event.occurred_at)
EventDateCursorCrud = CrudFactory(Event, cursor_column=Event.scheduled_date)
ProductCrud = CrudFactory(Product)
ProductNumericCursorCrud = CrudFactory(Product, cursor_column=Product.price)
@pytest.fixture
def anyio_backend():
"""Use asyncio for async tests."""
return "asyncio"
@pytest.fixture(scope="function")
async def engine():
"""Create a PostgreSQL test database engine."""
engine = create_async_engine(DATABASE_URL, echo=False)
yield engine
await engine.dispose()
@pytest.fixture(scope="function")
async def db_session(engine):
"""Create a test database session with tables.
Creates all tables before the test and drops them after.
Each test gets a clean database state.
"""
# Create tables
async with engine.begin() as conn:
await conn.run_sync(Base.metadata.create_all)
# Create session
session_factory = async_sessionmaker(engine, expire_on_commit=False)
session = session_factory()
try:
yield session
finally:
await session.close()
# Drop tables after test
async with engine.begin() as conn:
await conn.run_sync(Base.metadata.drop_all)
@pytest.fixture
def sample_role_data() -> RoleCreate:
"""Sample role creation data."""
return RoleCreate(name="admin")
@pytest.fixture
def sample_user_data() -> UserCreate:
"""Sample user creation data."""
return UserCreate(
username="testuser",
email="test@example.com",
is_active=True,
)
@pytest.fixture
def sample_post_data() -> PostCreate:
"""Sample post creation data."""
return PostCreate(
title="Test Post",
content="Test content",
is_published=True,
author_id=uuid.uuid4(),
)