fleet-memory/hindsight-api/tests/test_mcp_local.py
2025-12-16 10:50:20 +01:00

162 lines
5.4 KiB
Python

"""Test local MCP server."""
import asyncio
import pytest
from unittest.mock import AsyncMock, MagicMock
@pytest.fixture
def mock_memory():
"""Create a mock MemoryEngine."""
memory = MagicMock()
memory._initialized = True
memory.retain_batch_async = AsyncMock()
memory.recall_async = AsyncMock(return_value=MagicMock(results=[]))
return memory
@pytest.mark.asyncio
async def test_local_mcp_server_retain(mock_memory):
"""Test that retain tool fires async and returns immediately."""
from hindsight_api.mcp_local import create_local_mcp_server
bank_id = "test-bank"
mcp_server = create_local_mcp_server(bank_id, memory=mock_memory)
# Get the tools
tools = mcp_server._tool_manager._tools
assert "retain" in tools
# Call retain
retain_tool = tools["retain"]
result = await retain_tool.fn(content="test content", context="test_context")
# Returns immediately with accepted status
assert result["status"] == "accepted"
# Wait for background task to complete
await asyncio.sleep(0.1)
# Verify the memory was called correctly
mock_memory.retain_batch_async.assert_called_once()
call_kwargs = mock_memory.retain_batch_async.call_args.kwargs
assert call_kwargs["bank_id"] == "test-bank"
assert call_kwargs["contents"] == [{"content": "test content", "context": "test_context"}]
@pytest.mark.asyncio
async def test_local_mcp_server_recall(mock_memory):
"""Test that recall tool calls memory.recall_async with correct params."""
from hindsight_api.mcp_local import create_local_mcp_server
from hindsight_api.engine.memory_engine import Budget
# Mock recall_async to return a proper pydantic model
mock_result = MagicMock()
mock_result.model_dump.return_value = {"results": []}
mock_memory.recall_async = AsyncMock(return_value=mock_result)
bank_id = "test-bank"
mcp_server = create_local_mcp_server(bank_id, memory=mock_memory)
# Get the tools
tools = mcp_server._tool_manager._tools
assert "recall" in tools
# Call recall with new params
recall_tool = tools["recall"]
result = await recall_tool.fn(query="test query", max_tokens=2048, budget="mid")
# Result is a dict
assert isinstance(result, dict)
# Verify the memory was called correctly
mock_memory.recall_async.assert_called_once()
call_kwargs = mock_memory.recall_async.call_args.kwargs
assert call_kwargs["bank_id"] == "test-bank"
assert call_kwargs["query"] == "test query"
assert call_kwargs["max_tokens"] == 2048
assert call_kwargs["budget"] == Budget.MID
@pytest.mark.asyncio
async def test_local_mcp_server_retain_with_default_context(mock_memory):
"""Test that retain uses default context when not provided."""
from hindsight_api.mcp_local import create_local_mcp_server
bank_id = "test-bank"
mcp_server = create_local_mcp_server(bank_id, memory=mock_memory)
tools = mcp_server._tool_manager._tools
retain_tool = tools["retain"]
# Call retain without context
await retain_tool.fn(content="test content")
# Wait for background task
await asyncio.sleep(0.1)
call_kwargs = mock_memory.retain_batch_async.call_args.kwargs
assert call_kwargs["contents"] == [{"content": "test content", "context": "general"}]
@pytest.mark.asyncio
async def test_local_mcp_server_retain_error_handling(mock_memory):
"""Test that retain errors are logged but don't affect response."""
from hindsight_api.mcp_local import create_local_mcp_server
mock_memory.retain_batch_async = AsyncMock(side_effect=Exception("Test error"))
mcp_server = create_local_mcp_server("test-bank", memory=mock_memory)
tools = mcp_server._tool_manager._tools
retain_tool = tools["retain"]
# Retain returns immediately with accepted status (fire and forget)
result = await retain_tool.fn(content="test content")
assert result["status"] == "accepted"
# Wait for background task to complete (and log error)
await asyncio.sleep(0.1)
@pytest.mark.asyncio
async def test_local_mcp_server_recall_error_handling(mock_memory):
"""Test that recall handles errors gracefully."""
from hindsight_api.mcp_local import create_local_mcp_server
mock_memory.recall_async = AsyncMock(side_effect=Exception("Test error"))
mcp_server = create_local_mcp_server("test-bank", memory=mock_memory)
tools = mcp_server._tool_manager._tools
recall_tool = tools["recall"]
result = await recall_tool.fn(query="test query")
# Result is a dict with error
assert isinstance(result, dict)
assert "error" in result
assert result["results"] == []
@pytest.mark.asyncio
async def test_local_mcp_server_recall_with_defaults(mock_memory):
"""Test that recall uses default max_tokens and budget."""
from hindsight_api.mcp_local import create_local_mcp_server
from hindsight_api.engine.memory_engine import Budget
mock_result = MagicMock()
mock_result.model_dump.return_value = {"results": []}
mock_memory.recall_async = AsyncMock(return_value=mock_result)
mcp_server = create_local_mcp_server("test-bank", memory=mock_memory)
tools = mcp_server._tool_manager._tools
recall_tool = tools["recall"]
# Call with defaults
await recall_tool.fn(query="test query")
call_kwargs = mock_memory.recall_async.call_args.kwargs
assert call_kwargs["max_tokens"] == 4096
assert call_kwargs["budget"] == Budget.LOW