//! Tests for MCP Transport configuration (McpServerConfig)
//!
//! These tests cover McpServerConfig builder methods without spawning processes.

use std::collections::HashMap;
use zclaw_protocols::McpServerConfig;

#[test]
fn npx_config_creates_correct_command() {
    let config = McpServerConfig::npx("@modelcontextprotocol/server-memory");
    assert_eq!(config.command, "npx");
    assert_eq!(config.args, vec!["-y", "@modelcontextprotocol/server-memory"]);
    assert!(config.env.is_empty());
    assert!(config.cwd.is_none());
}

#[test]
fn node_config_creates_correct_command() {
    let config = McpServerConfig::node("/path/to/server.js");
    assert_eq!(config.command, "node");
    assert_eq!(config.args, vec!["/path/to/server.js"]);
}

#[test]
fn python_config_creates_correct_command() {
    let config = McpServerConfig::python("mcp_server.py");
    assert_eq!(config.command, "python");
    assert_eq!(config.args, vec!["mcp_server.py"]);
}

#[test]
fn env_adds_variables() {
    let config = McpServerConfig::node("server.js")
        .env("API_KEY", "secret123")
        .env("DEBUG", "true");
    assert_eq!(config.env.get("API_KEY").unwrap(), "secret123");
    assert_eq!(config.env.get("DEBUG").unwrap(), "true");
}

#[test]
fn cwd_sets_working_directory() {
    let config = McpServerConfig::node("server.js").cwd("/tmp/work");
    assert_eq!(config.cwd.unwrap(), "/tmp/work");
}

#[test]
fn combined_builder_pattern() {
    let config = McpServerConfig::npx("@scope/server")
        .env("PORT", "3000")
        .cwd("/app");
    assert_eq!(config.command, "npx");
    assert_eq!(config.args.len(), 2);
    assert_eq!(config.env.len(), 1);
    assert_eq!(config.cwd.unwrap(), "/app");
}