Files
mcp-memory/win-nvim/tests/integration_test.rs
T

114 lines
3.5 KiB
Rust

use serde_json::{json, Value};
use std::io::{BufRead, BufReader, Read, Write};
use std::process::{Command, Stdio};
use std::time::Duration;
fn send_message(stdin: &mut std::process::ChildStdin, msg: Value) {
let s = serde_json::to_string(&msg).unwrap();
let payload = format!("Content-Length: {}\r\n\r\n{}", s.len(), s);
stdin.write_all(payload.as_bytes()).unwrap();
stdin.flush().unwrap();
}
fn read_message(stdout: &mut std::process::ChildStdout) -> Option<Value> {
let mut reader = BufReader::new(stdout);
let mut length = 0;
// Read headers
loop {
let mut line = String::new();
if reader.read_line(&mut line).unwrap_or(0) == 0 {
return None; // EOF
}
let line = line.trim_end();
if line.is_empty() {
break;
}
if let Some(len_str) = line.strip_prefix("Content-Length: ") {
length = len_str.parse().unwrap_or(0);
}
}
if length == 0 {
return None;
}
// Read body
let mut buf = vec![0u8; length];
reader.read_exact(&mut buf).unwrap();
let body_str = String::from_utf8_lossy(&buf);
Some(serde_json::from_str(&body_str).unwrap())
}
#[test]
fn test_mcp_initialization_and_tools_list() {
// Determine the path to the built binary.
let mut nvim_exe = std::env::current_exe().unwrap();
nvim_exe.pop();
nvim_exe.pop();
nvim_exe.push("mcp-memory-win-nvim.exe");
let mut child = Command::new(&nvim_exe)
.stdin(Stdio::piped())
.stdout(Stdio::piped())
.stderr(Stdio::piped())
.spawn()
.expect("Failed to start mcp-memory-win-nvim");
let mut stdin = child.stdin.take().expect("Failed to open stdin");
let mut stdout = child.stdout.take().expect("Failed to open stdout");
// 1. Test Initialize
let init_req = json!({
"jsonrpc": "2.0",
"method": "initialize",
"params": {
"protocolVersion": "2024-11-05",
"capabilities": {},
"clientInfo": {
"name": "test-client",
"version": "1.0"
}
},
"id": 1
});
send_message(&mut stdin, init_req);
let init_resp = read_message(&mut stdout).expect("Failed to read initialize response");
assert_eq!(init_resp["jsonrpc"], "2.0");
assert_eq!(init_resp["id"], 1);
// Verify capabilities
let capabilities = &init_resp["result"]["capabilities"];
assert!(capabilities.get("tools").is_none(), "capabilities.tools MUST NOT be present in initialize response to avoid crashing Antigravity proxy!");
// 2. Test tools/list
let tools_req = json!({
"jsonrpc": "2.0",
"method": "tools/list",
"params": {},
"id": 2
});
send_message(&mut stdin, tools_req);
let tools_resp = read_message(&mut stdout).expect("Failed to read tools/list response");
assert_eq!(tools_resp["jsonrpc"], "2.0");
assert_eq!(tools_resp["id"], 2);
let tools = tools_resp["result"]["tools"].as_array().expect("result.tools must be an array");
assert!(!tools.is_empty(), "Server must expose at least one tool");
// Verify a specific tool exists
let has_get_active_buffer = tools.iter().any(|t| t["name"] == "nvim_get_active_buffer");
assert!(has_get_active_buffer, "Missing nvim_get_active_buffer tool");
// Kill the child process cleanly
child.kill().expect("Failed to kill child");
child.wait().expect("Failed to wait on child");
}