#!/usr/bin/env node
import { Client } from '@modelcontextprotocol/sdk/client/index.js';
import { StdioClientTransport } from '@modelcontextprotocol/sdk/client/stdio.js';
console.log('🧪 Testing outputSchema exposure with MCP SDK v1.22.0\n');
const transport = new StdioClientTransport({
command: 'node',
args: ['dist/index.js'],
});
const client = new Client({
name: 'test-client-v122',
version: '1.0.0',
}, {
capabilities: {}
});
try {
await client.connect(transport);
console.log('✅ Connected to code-executor MCP server\n');
// List all tools
const toolsResponse = await client.listTools();
console.log(`📋 Total tools exposed: ${toolsResponse.tools.length}\n`);
// Check each tool for outputSchema
console.log('=== OUTPUT SCHEMA VERIFICATION ===\n');
for (const tool of toolsResponse.tools) {
console.log(`📦 ${tool.name}`);
console.log(` Has inputSchema: ${tool.inputSchema ? '✅' : '❌'}`);
console.log(` Has outputSchema: ${tool.outputSchema ? '✅ YES! 🎉' : '❌ NO'}`);
if (tool.outputSchema) {
console.log(` Output Schema:`);
console.log(` Type: ${tool.outputSchema.type || 'object'}`);
if (tool.outputSchema.properties) {
const fields = Object.keys(tool.outputSchema.properties);
console.log(` Fields (${fields.length}): ${fields.join(', ')}`);
}
}
console.log('');
}
console.log('=== RESULT ===');
const toolsWithOutputSchema = toolsResponse.tools.filter(t => t.outputSchema);
console.log(`✅ Tools with outputSchema: ${toolsWithOutputSchema.length}/${toolsResponse.tools.length}`);
if (toolsWithOutputSchema.length === toolsResponse.tools.length) {
console.log('🎉 SUCCESS! All tools have outputSchema exposed in protocol!');
} else {
console.log('⚠️ Some tools missing outputSchema in protocol');
}
await client.close();
process.exit(0);
} catch (error) {
console.error('❌ Error:', error.message);
process.exit(1);
}
