#!/usr/bin/env node
/**
* Simple MCP Test Client
*
* This script automatically spawns the MCP server and tests it.
* You don't need to run the server separately - this script handles it!
*/
import { Client } from '@modelcontextprotocol/sdk/client/index.js';
import { StdioClientTransport } from '@modelcontextprotocol/sdk/client/stdio.js';
/**
* Test the MCP server by sending requests
*/
async function testMCPServer() {
console.log('š Starting MCP Server Test Client...\n');
console.log('Note: This will automatically start the MCP server\n');
// Create client transport - this automatically spawns the 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 (this spawns the server process)
await client.connect(transport);
console.log('ā
Connected to MCP server\n');
// Test 1: List available tools
console.log('š Test 1: Listing available tools...');
const toolsResponse = await (client as any).listTools();
const tools = toolsResponse?.tools || [];
console.log(`Found ${tools.length} tools:`);
tools.forEach((tool: any) => {
console.log(` - ${tool.name}: ${tool.description}`);
});
console.log('');
// Test 2: Calculator tool
console.log('š§® Test 2: Testing calculator tool (6 Ć 7)...');
const calcResult = await (client as any).callTool({
name: 'calculator',
arguments: {
operation: 'multiply',
a: 6,
b: 7,
},
});
console.log('Result:', JSON.stringify(calcResult, null, 2));
console.log('');
// Test 3: System info tool
console.log('š» Test 3: Testing system info tool...');
const systemResult = await (client as any).callTool({
name: 'system_info',
arguments: {
detail: 'basic',
},
});
console.log('Result:', JSON.stringify(systemResult, null, 2));
console.log('');
// Test 4: File operations - list current directory
console.log('š Test 4: Testing file operations (list current directory)...');
try {
const fileResult = await (client as any).callTool({
name: 'file_operations',
arguments: {
operation: 'list',
path: '.',
},
});
console.log('Result:', JSON.stringify(fileResult, null, 2));
} catch (error) {
console.log('Error:', error instanceof Error ? error.message : String(error));
}
console.log('');
// Test 5: List resources
console.log('š Test 5: Listing available resources...');
const resourcesResponse = await (client as any).listResources();
const resources = resourcesResponse?.resources || [];
console.log(`Found ${resources.length} resources:`);
resources.forEach((resource: any) => {
console.log(` - ${resource.name}: ${resource.uri}`);
});
console.log('');
// Test 6: Read a resource
if (resources.length > 0) {
console.log('š Test 6: Reading a resource...');
const readResult = await (client as any).readResource({
uri: resources[0].uri,
});
console.log('Resource content:', JSON.stringify(readResult, null, 2));
console.log('');
}
// Test 7: Calculator - addition
console.log('š§® Test 7: Testing calculator (addition: 15 + 23)...');
const addResult = await (client as any).callTool({
name: 'calculator',
arguments: {
operation: 'add',
a: 15,
b: 23,
},
});
console.log('Result:', JSON.stringify(addResult, null, 2));
console.log('');
console.log('ā
All tests completed successfully!');
console.log('\nš Your MCP server is working correctly!');
} catch (error) {
console.error('ā Test failed:', error);
if (error instanceof Error) {
console.error('Error message:', error.message);
if (error.stack) {
console.error('Stack:', error.stack);
}
}
process.exit(1);
} finally {
await client.close();
}
}
// Run tests
testMCPServer().catch((error) => {
console.error('Fatal error:', error);
process.exit(1);
});
