Reddit MCP Server

""" Integration tests for FastMCP server initialization. Tests server creation, configuration, and health check endpoint. Story: MVP-005 (FastMCP Server Foundation) """ import pytest from src.server import ( SERVER_NAME, SERVER_VERSION, CacheError, RateLimitError, RedditAPIError, ValidationError, create_mcp_server, ) class TestServerInitialization: """Test suite for MCP server initialization.""" def test_create_mcp_server(self): """Test that MCP server can be created successfully.""" server = create_mcp_server() assert server is not None assert server.name == SERVER_NAME assert server.version == SERVER_VERSION def test_server_capabilities(self): """Test that server capabilities are configured correctly.""" server = create_mcp_server() # FastMCP doesn't expose capabilities directly in v1.0 # We verify this through the server creation process assert server is not None def test_server_metadata(self): """Test that server metadata is set correctly.""" server = create_mcp_server() assert server.name == "reddit-mcp-server" assert server.version == "1.0.0" assert "Reddit" in server.description class TestCustomErrors: """Test suite for custom error classes.""" def test_validation_error(self): """Test ValidationError initialization.""" error = ValidationError("Invalid query", data={"field": "query"}) assert error.code == -32602 assert error.message == "Invalid query" assert error.data == {"field": "query"} def test_rate_limit_error(self): """Test RateLimitError initialization.""" error = RateLimitError("Rate limit exceeded") assert error.code == -32000 assert "Rate limit" in error.message def test_reddit_api_error(self): """Test RedditAPIError initialization.""" error = RedditAPIError("API unavailable") assert error.code == -32001 assert "API" in error.message def test_cache_error(self): """Test CacheError initialization.""" error = CacheError("Redis connection failed") assert error.code == -32002 assert "Redis" in error.message @pytest.mark.asyncio class TestHealthCheck: """Test suite for health check endpoint.""" async def test_health_check_endpoint_exists(self): """Test that health_check tool is registered.""" server = create_mcp_server() # Get list of registered tools # Note: FastMCP doesn't expose tools list in v1.0 # We'll verify this works when we can call it assert server is not None async def test_health_check_response_structure(self): """Test health check returns correct structure.""" # This will be implemented when we can actually call tools # For now, we verify the server exists server = create_mcp_server() assert server is not None # TODO: Once server.call_tool() is available, test: # result = await server.call_tool("health_check", {}) # assert "status" in result # assert "version" in result # assert "components" in result class TestErrorHandling: """Test suite for error handling middleware.""" def test_error_handler_registered(self): """Test that error handler is registered during server creation.""" # Error handler is registered in setup_error_handling() # called during create_mcp_server() server = create_mcp_server() assert server is not None # Additional error handling tests will be added when we have # actual tools to test with in MVP-006+