CodeReview/backend/tests/test_indexer_logic.py

59 lines
2.2 KiB
Python

import asyncio
import unittest
from unittest.mock import MagicMock, AsyncMock
from app.services.rag.indexer import CodeIndexer, IndexUpdateMode
class TestIndexerLogic(unittest.IsolatedAsyncioTestCase):
async def test_smart_index_mode_selection(self):
# Mock dependencies
mock_vector_store = MagicMock()
mock_embedding_service = MagicMock()
indexer = CodeIndexer(
collection_name="test_collection",
embedding_service=mock_embedding_service,
vector_store=mock_vector_store
)
# 1. Test: New collection (should be FULL)
mock_vector_store.is_new_collection = True
mock_vector_store.initialize = AsyncMock()
mock_vector_store.get_embedding_config = MagicMock(return_value={})
mock_vector_store.get_collection_metadata = MagicMock(return_value={})
# We need to mock _check_rebuild_needed indirectly or just let it run
# Since is_new_collection is True, _check_rebuild_needed returns (False, "")
# We'll use a wrapper to capture the calls to _full_index and _incremental_index
indexer._full_index = AsyncMock()
indexer._incremental_index = AsyncMock()
# Mock _full_index as an async generator
async def mock_gen(*args, **kwargs):
yield MagicMock()
indexer._full_index.side_effect = mock_gen
indexer._incremental_index.side_effect = mock_gen
# Run smart_index_directory
async for _ in indexer.smart_index_directory(directory="/tmp/test"):
pass
# Verify FULL mode was selected because it's a new collection
indexer._full_index.assert_called_once()
indexer._incremental_index.assert_not_called()
# 2. Test: Existing collection, no rebuild needed (should be INCREMENTAL)
indexer._full_index.reset_mock()
indexer._incremental_index.reset_mock()
mock_vector_store.is_new_collection = False
async for _ in indexer.smart_index_directory(directory="/tmp/test"):
pass
indexer._full_index.assert_not_called()
indexer._incremental_index.assert_called_once()
if __name__ == "__main__":
unittest.main()