import { spawn } from "child_process";
import path from "path";
import { fileURLToPath } from "url";
import fs from "fs";
const __dirname = path.dirname(fileURLToPath(import.meta.url));
const serverPath = path.join(__dirname, "../index.js");
const projectPath = path.join(__dirname, "../test_project");
// Start the MCP server
const server = spawn("node", [serverPath], {
stdio: ["pipe", "pipe", "pipe"],
});
server.stderr.on("data", (data) => {
console.error("Server Error:", data.toString());
});
const sendRequest = (req) => {
return new Promise((resolve, reject) => {
console.log("Sending Request:", req.method, req.params ? req.params.name : "");
server.stdin.write(JSON.stringify(req) + "\n");
resolve();
});
};
server.stdout.on("data", (data) => {
const lines = data.toString().split("\n");
for (const line of lines) {
if (!line.trim()) continue;
try {
const res = JSON.parse(line);
if (res.result) {
console.log("Response received.");
if (res.result.content && res.result.content[0].type === "image/png") {
console.log("Success: Image data received!");
const base64Data = res.result.content[0].data;
const outputPath = path.join(__dirname, "test_mcp_screenshot.png");
fs.writeFileSync(outputPath, Buffer.from(base64Data, "base64"));
console.log(`Saved screenshot to: ${outputPath}`);
process.exit(0);
} else {
console.log("Result:", JSON.stringify(res.result).substring(0, 200));
}
} else if (res.error) {
console.error("Error:", res.error);
process.exit(1);
}
} catch (e) {
// ignore
}
}
});
async function runTest() {
console.log("=== Testing run_playtest Tool ===");
// Initialize
await sendRequest({
jsonrpc: "2.0",
id: 1,
method: "initialize",
params: { protocolVersion: "2024-11-05", capabilities: {}, clientInfo: { name: "test-runner", version: "1.0" } }
});
// Wait a bit
await new Promise(r => setTimeout(r, 1000));
// Call run_playtest
await sendRequest({
jsonrpc: "2.0", id: 2, method: "tools/call",
params: {
name: "run_playtest",
arguments: { projectPath, duration: 3000 }
}
});
}
runTest();
