140 lines
5.4 KiB
Python
140 lines
5.4 KiB
Python
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"""批次 0 安全修复回归测试（TECH_DEBT D5 等）。
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覆盖：
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- /api/status/{task_id} 鉴权与任务归属校验（无 token 401 / 他人任务 403 / 不存在 404 / 所有者 200）
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- bcrypt 72 字节上限：超长密码显式拒绝而非静默截断
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- SECRET_KEY 惰性校验：未配置时给出明确错误
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"""
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import pytest
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from fastapi import FastAPI
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from httpx import AsyncClient, ASGITransport
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from sqlalchemy.ext.asyncio import async_sessionmaker, AsyncSession
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from moldinsight.api.task_router import router as task_router
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from shared.database.database import get_db_session
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from shared.models.database import User, STPFile, ProcessingTask
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from shared.services.auth_service import (
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get_current_active_user,
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get_password_hash,
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verify_password,
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create_access_token,
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)
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from shared.config.settings import settings
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@pytest.fixture(scope="function")
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async def status_client(async_engine, seeded_db):
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"""带 task_router 的测试应用：播种两个任务（owner=user 1 / user 999）。"""
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session_factory = async_sessionmaker(async_engine, class_=AsyncSession, expire_on_commit=False)
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async with session_factory() as session:
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stp_own = STPFile(
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id=9001, user_id=1, object_key="test/own.step", storage_bucket="moldinsight",
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original_filename="own.step", file_size=128, status="completed",
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)
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task_own = ProcessingTask(
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task_id="task-owned", stp_file_id=9001,
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task_type="stp_parsing", status="completed", parameters={},
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)
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stp_other = STPFile(
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id=9002, user_id=999, object_key="test/other.step", storage_bucket="moldinsight",
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original_filename="other.step", file_size=128, status="completed",
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)
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task_other = ProcessingTask(
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task_id="task-foreign", stp_file_id=9002,
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task_type="stp_parsing", status="completed", parameters={},
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)
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session.add_all([stp_own, task_own, stp_other, task_other])
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await session.commit()
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test_app = FastAPI()
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# 生产环境中 /api 前缀由入口层挂载时添加，测试中需显式指定才能对齐真实路径
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test_app.include_router(task_router, prefix="/api")
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async def override_get_db_session():
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async with session_factory() as session:
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yield session
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test_app.dependency_overrides[get_db_session] = override_get_db_session
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transport = ASGITransport(app=test_app)
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async with AsyncClient(transport=transport, base_url="http://test") as ac:
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yield ac, test_app
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test_app.dependency_overrides.clear()
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@pytest.mark.asyncio
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async def test_status_without_token_is_401(status_client):
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"""未携带 token 访问 /api/status 必须拒绝（此前该端点完全未鉴权）。"""
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ac, _ = status_client
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resp = await ac.post("/api/status/task-owned")
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assert resp.status_code == 401
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@pytest.mark.asyncio
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async def test_status_owner_can_view(status_client):
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ac, app = status_client
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app.dependency_overrides[get_current_active_user] = lambda: User(id=1, username="tester")
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resp = await ac.post("/api/status/task-owned")
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assert resp.status_code == 200
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body = resp.json()
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assert body["task_id"] == "task-owned"
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assert body["status"] == "completed"
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@pytest.mark.asyncio
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async def test_status_non_owner_is_403(status_client):
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"""他人任务（含无主任务）必须 403，不允许凭任务号枚举。"""
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ac, app = status_client
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app.dependency_overrides[get_current_active_user] = lambda: User(id=2, username="intruder")
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resp = await ac.post("/api/status/task-owned")
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assert resp.status_code == 403
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resp = await ac.post("/api/status/task-foreign")
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assert resp.status_code == 403
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@pytest.mark.asyncio
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async def test_status_unknown_task_is_404(status_client):
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ac, app = status_client
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app.dependency_overrides[get_current_active_user] = lambda: User(id=1, username="tester")
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resp = await ac.post("/api/status/task-missing")
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assert resp.status_code == 404
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def test_password_hash_rejects_over_72_bytes():
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"""bcrypt 72 字节上限：必须显式报错，不能静默截断。"""
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with pytest.raises(ValueError, match="72"):
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get_password_hash("a" * 73)
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# 多字节字符按字节数计：25 个汉字 = 75 字节
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with pytest.raises(ValueError, match="72"):
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get_password_hash("模" * 25)
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def test_password_hash_roundtrip_at_limit():
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password = "a" * 72
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hashed = get_password_hash(password)
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assert verify_password(password, hashed)
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# 历史口令按 bcrypt 语义截断比较：73 字节输入截断后与 72 字节口令匹配（兼容旧数据），
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# 但新口令在 get_password_hash 处已被显式拒绝，不会再产生这类哈希
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assert verify_password(password + "x", hashed)
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assert not verify_password("b" * 72, hashed)
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def test_verify_password_over_72_bytes_returns_false_not_raise():
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"""超长密码登录不得抛 ValueError（否则登录接口 500），应返回 False 走正常失败路径。"""
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hashed = get_password_hash("short-password")
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assert not verify_password("长" * 40, hashed) # 120 字节
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assert not verify_password("a" * 73, hashed)
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def test_create_token_without_secret_key_is_explicit_error(monkeypatch):
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"""SECRET_KEY 未配置时给出可读错误，而不是 jwt.encode 的晦涩 TypeError。"""
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monkeypatch.setattr(settings, "SECRET_KEY", None)
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with pytest.raises(RuntimeError, match="SECRET_KEY"):
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create_access_token({"sub": "tester"})
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