import { spawn } from 'child_process';
import path from 'path';
import { fileURLToPath } from 'url';
const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);
// Spawn the MCP server
const serverProcess = spawn('node', [
path.resolve(process.cwd(), 'build/index.js')
], {
stdio: ['pipe', 'pipe', process.stderr],
env: { ...process.env, LOG_LEVEL: 'DEBUG' }
});
// Set up listeners for the server's output
serverProcess.stdout.on('data', (data) => {
console.log(`\nServer Output: ${data}`);
try {
// Try to parse the output as JSON
const jsonData = JSON.parse(data);
// If this is a response to reading card expenses, pretty print it
if (jsonData.id === '2') {
console.log('Card Expenses Response:');
if (jsonData.result && jsonData.result.contents) {
const content = jsonData.result.contents[0];
console.log(`URI: ${content.uri}`);
console.log(`MIME Type: ${content.mimeType}`);
// Parse the text content to JSON for better readability
try {
const contentJson = JSON.parse(content.text);
console.log('Content:');
if (Array.isArray(contentJson)) {
console.log(`${contentJson.length} expenses found`);
if (contentJson.length > 0) {
console.log('First expense:');
console.log(JSON.stringify(contentJson[0], null, 2));
}
} else {
console.log(JSON.stringify(contentJson, null, 2));
}
} catch (e) {
console.log('Raw Content: ', content.text);
}
} else if (jsonData.error) {
console.log('Error Response:', jsonData.error);
}
} else {
// For other responses, just show the full JSON
console.log('Parsed JSON:', JSON.stringify(jsonData, null, 2));
}
} catch (e) {
// Not valid JSON, just log as-is
console.log('Not valid JSON output');
}
});
// Test sequence
let testStep = 0;
// Send a sequence of requests
const runTests = () => {
testStep++;
switch (testStep) {
case 1:
console.log('\n=== Step 1: Listing Available Resources ===');
const listRequest = {
jsonrpc: '2.0',
id: '1',
method: 'resources/list',
params: {}
};
serverProcess.stdin.write(JSON.stringify(listRequest) + '\n');
setTimeout(runTests, 3000);
break;
case 2:
console.log('\n=== Step 2: Reading Card Expenses Resource ===');
const readRequest = {
jsonrpc: '2.0',
id: '2',
method: 'resources/read',
params: {
uri: 'brex://expenses/card'
}
};
serverProcess.stdin.write(JSON.stringify(readRequest) + '\n');
setTimeout(runTests, 10000);
break;
case 3:
console.log('\n=== Tests Completed Successfully ===');
serverProcess.kill();
process.exit(0);
break;
}
};
// Start the test sequence after a short delay to allow the server to initialize
setTimeout(runTests, 2000);
