test-with-base64.js

const axios = require('axios');
const fs = require('fs');

async function testMCPWithBase64() {
  try {
    const imageBuffer = fs.readFileSync('/Users/alex/node/fly-eye/visara/6d2649b2-7b30-4150-a668-0da27477b021.png');
    const base64Image = imageBuffer.toString('base64');
    
    const initResponse = await axios.post('http://localhost:9451/', {
      jsonrpc: "2.0",
      id: 1,
      method: "initialize",
      params: {
        protocolVersion: "2024-11-05",
        capabilities: {},
        clientInfo: {
          name: "test-client",
          version: "1.0.0"
        }
      }
    }, {
      headers: {
        'Content-Type': 'application/json',
        'Accept': 'application/json, text/event-stream',
        'MCP-Protocol-Version': '2024-11-05'
      }
    });
    
    console.log('Initialize response received');
    
    await axios.post('http://localhost:9451/', {
      jsonrpc: "2.0",
      method: "notifications/initialized"
    }, {
      headers: {
        'Content-Type': 'application/json',
        'Accept': 'application/json, text/event-stream',
        'MCP-Protocol-Version': '2024-11-05'
      }
    });
    
    console.log('Sent initialized notification');
    
    const analyzeResponse = await axios.post('http://localhost:9451/', {
      jsonrpc: "2.0",
      id: 2,
      method: "tools/call",
      params: {
        name: "analyze_image",
        arguments: {
          imageBase64: base64Image,
          mimeType: "image/png"
        }
      }
    }, {
      headers: {
        'Content-Type': 'application/json',
        'Accept': 'application/json, text/event-stream',
        'MCP-Protocol-Version': '2024-11-05'
      }
    });
    
    console.log('Analyze response:', analyzeResponse.data);
    
  } catch (error) {
    console.error('Error:', error.response?.data || error.message);
  }
}

testMCPWithBase64();