CodeReview/backend/tests/test_indexer_isolated.py

89 lines
3.2 KiB
Python

import sys
from unittest.mock import MagicMock, AsyncMock
import unittest
# Mock modules that might be missing or fail on import
mock_chromadb = MagicMock()
sys.modules['chromadb'] = mock_chromadb
sys.modules['chromadb.config'] = MagicMock()
sys.modules['httpx'] = MagicMock()
sys.modules['tiktoken'] = MagicMock()
sys.modules['tree_sitter'] = MagicMock()
sys.modules['tree_sitter_language_pack'] = MagicMock()
# Now import the class to test
# We need to ensure dependencies are mocked before this
from app.services.rag.indexer import CodeIndexer, IndexUpdateMode
class TestIndexerLogicIsolated(unittest.IsolatedAsyncioTestCase):
async def test_smart_index_mode_selection(self):
mock_vector_store = MagicMock()
mock_embedding_service = MagicMock()
indexer = CodeIndexer(
collection_name="test_collection",
embedding_service=mock_embedding_service,
vector_store=mock_vector_store
)
# Mock methods that are called during smart_index_directory
indexer.initialize = AsyncMock(return_value=(False, ""))
indexer._full_index = AsyncMock()
indexer._incremental_index = AsyncMock()
async def mock_gen(*args, **kwargs):
yield MagicMock()
indexer._full_index.side_effect = mock_gen
indexer._incremental_index.side_effect = mock_gen
# 1. Test: New collection (should be FULL)
mock_vector_store.is_new_collection = True
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
indexer.initialize = AsyncMock(return_value=(False, "")) # needs_rebuild = False
async for _ in indexer.smart_index_directory(directory="/tmp/test"):
pass
indexer._full_index.assert_not_called()
indexer._incremental_index.assert_called_once()
async def test_needs_rebuild_selection(self):
mock_vector_store = MagicMock()
mock_embedding_service = MagicMock()
indexer = CodeIndexer(
collection_name="test_collection",
embedding_service=mock_embedding_service,
vector_store=mock_vector_store
)
indexer._full_index = AsyncMock()
indexer._incremental_index = AsyncMock()
async def mock_gen(*args, **kwargs):
yield MagicMock()
indexer._full_index.side_effect = mock_gen
# Test: Existing collection, but needs_rebuild is True (should be FULL)
mock_vector_store.is_new_collection = False
indexer.initialize = AsyncMock(return_value=(True, "Config changed"))
async for _ in indexer.smart_index_directory(directory="/tmp/test"):
pass
indexer._full_index.assert_called_once()
if __name__ == "__main__":
unittest.main()