MCP_Sever/test_frontend_backend_integration.html at main · scripbox/MCP_Sever · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Frontend-Backend Integration Test</title>
    <style>
        body { font-family: Arial, sans-serif; margin: 20px; background: #f5f5f5; }
        .container { max-width: 800px; margin: 0 auto; background: white; padding: 20px; border-radius: 8px; box-shadow: 0 2px 10px rgba(0,0,0,0.1); }
        .test-section { margin: 20px 0; padding: 15px; border: 1px solid #ddd; border-radius: 6px; }
        .success { background: #d4edda; border-color: #c3e6cb; color: #155724; }
        .error { background: #f8d7da; border-color: #f5c6cb; color: #721c24; }
        .pending { background: #e2e3e5; border-color: #d6d8db; color: #383d41; }
        button { padding: 10px 20px; margin: 5px; border: none; border-radius: 4px; cursor: pointer; }
        .btn-primary { background: #007bff; color: white; }
        .btn-success { background: #28a745; color: white; }
        .btn-danger { background: #dc3545; color: white; }
        pre { background: #f8f9fa; padding: 10px; border-radius: 4px; overflow-x: auto; }
        .status { font-weight: bold; }
    </style>
</head>
<body>
    <div class="container">
        <h1>🧪 Frontend-Backend Integration Test</h1>
        <p>This test verifies that your ChatGPT-inspired frontend can communicate with the MCP backend.</p>

        <div id="test-ping" class="test-section pending">
            <h3>1. Backend Ping Test</h3>
            <p>Testing if the backend server is responding...</p>
            <button id="btn-ping" class="btn-primary" onclick="testPing()">Test Ping</button>
            <div id="ping-result"></div>
        </div>

        <div id="test-cors" class="test-section pending">
            <h3>2. CORS Configuration Test</h3>
            <p>Testing if frontend can make cross-origin requests to backend...</p>
            <button id="btn-cors" class="btn-primary" onclick="testCORS()">Test CORS</button>
            <div id="cors-result"></div>
        </div>

        <div id="test-endpoints" class="test-section pending">
            <h3>3. API Endpoints Test</h3>
            <p>Testing the main API endpoints used by the frontend...</p>
            <button id="btn-endpoints" class="btn-primary" onclick="testEndpoints()">Test Endpoints</button>
            <div id="endpoints-result"></div>
        </div>

        <div id="test-frontend" class="test-section pending">
            <h3>4. Frontend Accessibility Test</h3>
            <p>Verify the React frontend is accessible...</p>
            <button id="btn-frontend" class="btn-primary" onclick="testFrontend()">Test Frontend</button>
            <div id="frontend-result"></div>
        </div>

        <div id="summary" class="test-section pending">
            <h3>📊 Test Summary</h3>
            <div id="summary-content">
                <p>Click the test buttons above to run the integration tests.</p>
            </div>
        </div>
    </div>

    <script>
        const API_BASE = 'http://localhost:8000';
        const FRONTEND_URL = 'http://localhost:5173';
        let testResults = {
            ping: false,
            cors: false,
            endpoints: false,
            frontend: false
        };

        async function testPing() {
            const section = document.getElementById('test-ping');
            const result = document.getElementById('ping-result');

            try {
                const response = await fetch(`${API_BASE}/ping`);
                if (response.ok) {
                    const data = await response.json();
                    section.className = 'test-section success';
                    result.innerHTML = `
                        <p class="status">✅ SUCCESS</p>
                        <pre>${JSON.stringify(data, null, 2)}</pre>
                    `;
                    testResults.ping = true;
                } else {
                    throw new Error(`HTTP ${response.status}`);
                }
            } catch (error) {
                section.className = 'test-section error';
                result.innerHTML = `
                    <p class="status">❌ FAILED</p>
                    <p>Error: ${error.message}</p>
                `;
            }
            updateSummary();
        }

        async function testCORS() {
            const section = document.getElementById('test-cors');
            const result = document.getElementById('cors-result');

            try {
                // This request will fail if CORS is not properly configured
                const response = await fetch(`${API_BASE}/ping`, {
                    method: 'GET',
                    headers: {
                        'Content-Type': 'application/json',
                    }
                });

                if (response.ok) {
                    section.className = 'test-section success';
                    result.innerHTML = `
                        <p class="status">✅ SUCCESS</p>
                        <p>CORS is properly configured. Frontend can communicate with backend.</p>
                    `;
                    testResults.cors = true;
                } else {
                    throw new Error(`HTTP ${response.status}`);
                }
            } catch (error) {
                section.className = 'test-section error';
                result.innerHTML = `
                    <p class="status">❌ FAILED</p>
                    <p>CORS Error: ${error.message}</p>
                    <p>This means the frontend cannot communicate with the backend due to CORS restrictions.</p>
                `;
            }
            updateSummary();
        }

        async function testEndpoints() {
            const section = document.getElementById('test-endpoints');
            const result = document.getElementById('endpoints-result');

            const endpoints = [
                { name: 'Chat', path: '/chat', method: 'POST', body: { message: 'test', conversation_id: 'test' } },
                { name: 'NL2SQL', path: '/nl2sql', method: 'POST', body: { prompt: 'test query' } }
            ];

            let successCount = 0;
            let results = [];

            for (const endpoint of endpoints) {
                try {
                    const response = await fetch(`${API_BASE}${endpoint.path}`, {
                        method: endpoint.method,
                        headers: { 'Content-Type': 'application/json' },
                        body: JSON.stringify(endpoint.body)
                    });

                    const status = response.ok ? '✅' : '⚠️';
                    results.push(`${status} ${endpoint.name}: HTTP ${response.status}`);
                    if (response.status < 500) successCount++; // Accept even 4xx as "reachable"
                } catch (error) {
                    results.push(`❌ ${endpoint.name}: ${error.message}`);
                }
            }

            if (successCount === endpoints.length) {
                section.className = 'test-section success';
                testResults.endpoints = true;
            } else if (successCount > 0) {
                section.className = 'test-section success';
                testResults.endpoints = true;
            } else {
                section.className = 'test-section error';
            }

            result.innerHTML = `
                <p class="status">${successCount === endpoints.length ? '✅ SUCCESS' : successCount > 0 ? '⚠️ PARTIAL' : '❌ FAILED'}</p>
                <p>Endpoints reachable: ${successCount}/${endpoints.length}</p>
                <ul>${results.map(r => `<li>${r}</li>`).join('')}</ul>
            `;
            updateSummary();
        }

        async function testFrontend() {
            const section = document.getElementById('test-frontend');
            const result = document.getElementById('frontend-result');

            try {
                const response = await fetch(FRONTEND_URL);
                if (response.ok) {
                    const html = await response.text();
                    const isReactApp = html.includes('react') || html.includes('vite') || html.includes('root');

                    if (isReactApp) {
                        section.className = 'test-section success';
                        result.innerHTML = `
                            <p class="status">✅ SUCCESS</p>
                            <p>React frontend is accessible at <a href="${FRONTEND_URL}" target="_blank">${FRONTEND_URL}</a></p>
                            <p>The ChatGPT-inspired UI should be loading properly.</p>
                        `;
                        testResults.frontend = true;
                    } else {
                        throw new Error('Not a React application');
                    }
                } else {
                    throw new Error(`HTTP ${response.status}`);
                }
            } catch (error) {
                section.className = 'test-section error';
                result.innerHTML = `
                    <p class="status">❌ FAILED</p>
                    <p>Error: ${error.message}</p>
                    <p>The frontend development server may not be running.</p>
                `;
            }
            updateSummary();
        }

        function updateSummary() {
            const summary = document.getElementById('summary');
            const content = document.getElementById('summary-content');

            const totalTests = Object.keys(testResults).length;
            const passedTests = Object.values(testResults).filter(Boolean).length;

            const allPassed = passedTests === totalTests;
            summary.className = `test-section ${allPassed ? 'success' : passedTests > 0 ? 'pending' : 'error'}`;

            content.innerHTML = `
                <p class="status">${allPassed ? '🎉 ALL TESTS PASSED!' : `📊 ${passedTests}/${totalTests} tests passed`}</p>
                <ul>
                    <li>Backend Ping: ${testResults.ping ? '✅' : '❌'}</li>
                    <li>CORS Configuration: ${testResults.cors ? '✅' : '❌'}</li>
                    <li>API Endpoints: ${testResults.endpoints ? '✅' : '❌'}</li>
                    <li>Frontend Access: ${testResults.frontend ? '✅' : '❌'}</li>
                </ul>
                ${allPassed ? `
                    <div style="margin-top: 20px; padding: 15px; background: #d1ecf1; border: 1px solid #bee5eb; border-radius: 6px;">
                        <h4>🚀 Your ChatGPT-inspired MCP Chatbot is ready!</h4>
                        <p><strong>Frontend:</strong> <a href="${FRONTEND_URL}" target="_blank">${FRONTEND_URL}</a></p>
                        <p><strong>Backend API:</strong> <a href="${API_BASE}/docs" target="_blank">${API_BASE}/docs</a></p>
                        <p>Open the frontend link to start chatting with your mutual fund assistant!</p>
                    </div>
                ` : ''}
            `;
        }

        // Auto-run tests when page loads
        window.addEventListener('load', () => {
            setTimeout(() => {
                testPing();
                setTimeout(() => testCORS(), 500);
                setTimeout(() => testEndpoints(), 1000);
                setTimeout(() => testFrontend(), 1500);
            }, 1000);
        });
    </script>
</body>
</html>