Files
LangBot/tests/unit_tests/rag/test_runtime_service.py
2026-05-16 11:31:00 +08:00

69 lines
1.9 KiB
Python

from __future__ import annotations
from types import SimpleNamespace
import pytest
from langbot.pkg.rag.service.runtime import RAGRuntimeService
class DummyStorageProvider:
def __init__(self, content: bytes | None = b'data'):
self.content = content
self.loaded_paths: list[str] = []
async def load(self, path: str):
self.loaded_paths.append(path)
return self.content
def make_service(storage_provider: DummyStorageProvider) -> RAGRuntimeService:
return RAGRuntimeService(SimpleNamespace(storage_mgr=SimpleNamespace(storage_provider=storage_provider)))
@pytest.mark.asyncio
async def test_get_file_stream_normalizes_safe_path():
storage_provider = DummyStorageProvider()
service = make_service(storage_provider)
content = await service.get_file_stream('safe/./nested/file.pdf')
assert content == b'data'
assert storage_provider.loaded_paths == ['safe/nested/file.pdf']
@pytest.mark.asyncio
@pytest.mark.parametrize(
'storage_path',
[
'',
'../secret.txt',
'/absolute/path.txt',
'..\\secret.txt',
'nested\\..\\secret.txt',
'%2e%2e/secret.txt',
'nested/%2e%2e/secret.txt',
'C:\\secret.txt',
'safe/\x00file.txt',
],
)
async def test_get_file_stream_rejects_unsafe_paths(storage_path: str):
storage_provider = DummyStorageProvider()
service = make_service(storage_provider)
with pytest.raises(ValueError, match='Invalid storage path'):
await service.get_file_stream(storage_path)
assert storage_provider.loaded_paths == []
@pytest.mark.asyncio
async def test_get_file_stream_returns_empty_bytes_for_missing_content():
storage_provider = DummyStorageProvider(content=None)
service = make_service(storage_provider)
content = await service.get_file_stream('safe/file.pdf')
assert content == b''
assert storage_provider.loaded_paths == ['safe/file.pdf']