75 lines
2.1 KiB
Python
75 lines
2.1 KiB
Python
"""PostgreSQL 后端集成测试（需 CHONGMING_TEST_PG_URL 环境变量，否则跳过）。"""
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import os
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import uuid
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import pytest
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from sqlmodel import Field, SQLModel, select
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from chongming_database import Database
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PG_URL = os.environ.get("CHONGMING_TEST_PG_URL")
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pytestmark = pytest.mark.skipif(
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not PG_URL, reason="CHONGMING_TEST_PG_URL 未设置，跳过 PostgreSQL 集成测试"
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)
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def _make_item_table(tablename: str):
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"""动态生成随机表名的 SQLModel 表，避免污染共享 PG 实例。"""
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class Item(SQLModel, table=True):
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__tablename__ = tablename
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id: int | None = Field(default=None, primary_key=True)
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name: str = Field(max_length=50)
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return Item
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async def test_postgres_crud():
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Item = _make_item_table(f"pg_test_item_{uuid.uuid4().hex[:8]}")
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db = Database.from_url(PG_URL)
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await db.initialize()
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try:
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async with db.get_session() as session:
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session.add(Item(name="pg"))
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await session.commit()
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async with db.get_session() as session:
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rows = (await session.execute(select(Item))).scalars().all()
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assert [r.name for r in rows] == ["pg"]
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finally:
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await db.dispose()
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async def test_postgres_bare_url_scheme():
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"""裸 postgresql:// 应被归一化为 postgresql+asyncpg:// 后正常连接。"""
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bare = PG_URL.replace("postgresql+asyncpg://", "postgresql://", 1)
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db = Database.from_url(bare)
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await db.initialize()
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try:
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async with db.get_session() as session:
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await session.execute(select(1))
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finally:
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await db.dispose()
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async def test_from_config_postgres_end_to_end():
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db = Database.from_config({"type": "postgresql", "url": PG_URL})
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await db.initialize()
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try:
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async with db.get_session() as session:
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await session.execute(select(1))
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finally:
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await db.dispose()
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async def test_postgres_generate_schemas_false():
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db = Database.from_url(PG_URL)
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await db.initialize(generate_schemas=False)
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try:
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async with db.get_session() as session:
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await session.execute(select(1))
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finally:
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await db.dispose()
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