MCP Test MCP

"""Example integration tests demonstrating fixture usage. This module provides example tests showing how to use the pytest fixtures defined in conftest.py for testing MCP server functionality. """ import pytest from fastmcp import Client from mcp_test_mcp.connection import ConnectionManager async def test_mock_server_tools(mock_mcp_server): """Test that mock server tools work correctly. This example demonstrates how to use the mock_mcp_server fixture to test tool functionality without requiring a real external server. """ # Verify the mock server has the expected tools defined from fastmcp import FastMCP assert isinstance(mock_mcp_server, FastMCP) # Connect a client directly to the mock server (in-memory transport) async with Client(mock_mcp_server) as client: # List available tools tools_list = await client.list_tools() tool_names = [tool.name for tool in tools_list] # Verify expected tools are present assert "add" in tool_names assert "multiply" in tool_names assert "divide" in tool_names async def test_mock_server_resources(mock_mcp_server): """Test that mock server resources work correctly. This example demonstrates how to test resource functionality using the mock_mcp_server fixture. """ # Verify the mock server has resources defined from fastmcp import FastMCP assert isinstance(mock_mcp_server, FastMCP) async with Client(mock_mcp_server) as client: # List available resources resources_list = await client.list_resources() resource_uris = [str(resource.uri) for resource in resources_list] # Verify expected resources are present assert "config://settings" in resource_uris assert "data://users" in resource_uris async def test_mock_server_prompts(mock_mcp_server): """Test that mock server prompts work correctly. This example demonstrates how to test prompt functionality using the mock_mcp_server fixture. """ # Verify the mock server has prompts defined from fastmcp import FastMCP assert isinstance(mock_mcp_server, FastMCP) async with Client(mock_mcp_server) as client: # List available prompts prompts_list = await client.list_prompts() prompt_names = [prompt.name for prompt in prompts_list] # Verify expected prompts are present assert "greeting" in prompt_names async def test_connection_cleanup_isolation(isolated_connection_manager): """Test that connection cleanup ensures test isolation. This example demonstrates how the connection_cleanup fixture ensures that connection state doesn't leak between tests. """ # Initially, no connection should exist status = isolated_connection_manager.get_status() assert status is None # This test doesn't create a connection, but the cleanup fixture # will still run after the test to ensure any connections are cleaned up