import { Client } from '@modelcontextprotocol/sdk/client/index.js';
import { StdioClientTransport } from '@modelcontextprotocol/sdk/client/stdio.js';
async function testMCPProtocol() {
console.log('🔌 Testing MCP Protocol Communication...\n');
// Create MCP client with transport that spawns our server
const transport = new StdioClientTransport({
command: 'node',
args: ['dist/index.js']
});
const client = new Client({
name: "test-client",
version: "1.0.0"
}, {
capabilities: {}
});
try {
// Connect to server
console.log('📡 Connecting to MCP server...');
await client.connect(transport);
console.log('✅ Connected successfully\n');
// Test 1: List available tools
console.log('📍 Test 1: List Tools');
const toolsResponse = await client.request({
method: 'tools/list'
}, {});
console.log('✅ Tools list retrieved');
console.log(`Found ${toolsResponse.tools.length} tools:`);
toolsResponse.tools.forEach((tool: any) => {
console.log(` - ${tool.name}: ${tool.description}`);
});
console.log();
// Test 2: Call search_components tool
console.log('📍 Test 2: Call search_components tool');
const searchResponse = await client.request({
method: 'tools/call',
params: {
name: 'search_components',
arguments: {
query: 'button',
limit: 2
}
}
}, {});
console.log('✅ search_components tool called successfully');
console.log('Response:', searchResponse.content[0].text.substring(0, 200) + '...\n');
// Test 3: Call get_install_command tool
console.log('📍 Test 3: Call get_install_command tool');
const installResponse = await client.request({
method: 'tools/call',
params: {
name: 'get_install_command',
arguments: {
componentId: 'comp-163'
}
}
}, {});
console.log('✅ get_install_command tool called successfully');
console.log('Response:', installResponse.content[0].text.substring(0, 150) + '...\n');
// Test 4: Call list_components tool
console.log('📍 Test 4: Call list_components tool');
const listResponse = await client.request({
method: 'tools/call',
params: {
name: 'list_components',
arguments: {
category: 'button',
limit: 3
}
}
}, {});
console.log('✅ list_components tool called successfully');
console.log('Response:', listResponse.content[0].text.substring(0, 150) + '...\n');
console.log('🎉 All MCP protocol tests passed!');
} catch (error) {
console.error('❌ MCP test failed:', error);
} finally {
// Clean up
await client.close();
}
}
testMCPProtocol().catch(console.error);
