tasks-backend/tests/test-auth-endpoints.js

const axios = require('axios');

const API_URL = 'http://localhost:3000/api';

async function testAuthEndpoints() {
  console.log('\n🧪 Testing Authentication Endpoints\n');
  console.log('=' .repeat(60));

  let authToken;
  let userId;

  try {
    // Test 1: Register new user
    console.log('\n1️⃣  Testing POST /api/auth/register');
    console.log('-'.repeat(60));
    try {
      const registerData = {
        username: `testuser_${Date.now()}`,
        email: `test${Date.now()}@example.com`,
        password: 'Test@123'
      };
      
      console.log('Request:', JSON.stringify(registerData, null, 2));
      const registerResponse = await axios.post(`${API_URL}/auth/register`, registerData);
      
      console.log('✅ Status:', registerResponse.status);
      console.log('✅ Response:', JSON.stringify(registerResponse.data, null, 2));
      
      authToken = registerResponse.data.data.token;
      userId = registerResponse.data.data.user.id;
      
    } catch (error) {
      console.log('❌ Error:', error.response?.data || error.message);
    }

    // Test 2: Duplicate email
    console.log('\n2️⃣  Testing duplicate email (should fail)');
    console.log('-'.repeat(60));
    try {
      const duplicateData = {
        username: 'anotheruser',
        email: registerData.email, // Same email
        password: 'Test@123'
      };
      
      await axios.post(`${API_URL}/auth/register`, duplicateData);
      console.log('❌ Should have failed');
    } catch (error) {
      console.log('✅ Expected error:', error.response?.data?.message);
    }

    // Test 3: Invalid password
    console.log('\n3️⃣  Testing invalid password (should fail)');
    console.log('-'.repeat(60));
    try {
      const weakPassword = {
        username: 'newuser',
        email: 'newuser@example.com',
        password: 'weak' // Too weak
      };
      
      await axios.post(`${API_URL}/auth/register`, weakPassword);
      console.log('❌ Should have failed');
    } catch (error) {
      console.log('✅ Expected error:', error.response?.data?.message);
    }

    // Test 4: Login
    console.log('\n4️⃣  Testing POST /api/auth/login');
    console.log('-'.repeat(60));
    try {
      const loginData = {
        email: registerData.email,
        password: registerData.password
      };
      
      console.log('Request:', JSON.stringify(loginData, null, 2));
      const loginResponse = await axios.post(`${API_URL}/auth/login`, loginData);
      
      console.log('✅ Status:', loginResponse.status);
      console.log('✅ Response:', JSON.stringify(loginResponse.data, null, 2));
      
    } catch (error) {
      console.log('❌ Error:', error.response?.data || error.message);
    }

    // Test 5: Invalid login
    console.log('\n5️⃣  Testing invalid login (should fail)');
    console.log('-'.repeat(60));
    try {
      const invalidLogin = {
        email: registerData.email,
        password: 'WrongPassword123'
      };
      
      await axios.post(`${API_URL}/auth/login`, invalidLogin);
      console.log('❌ Should have failed');
    } catch (error) {
      console.log('✅ Expected error:', error.response?.data?.message);
    }

    // Test 6: Verify token
    console.log('\n6️⃣  Testing GET /api/auth/verify');
    console.log('-'.repeat(60));
    try {
      console.log('Token:', authToken.substring(0, 20) + '...');
      const verifyResponse = await axios.get(`${API_URL}/auth/verify`, {
        headers: {
          'Authorization': `Bearer ${authToken}`
        }
      });
      
      console.log('✅ Status:', verifyResponse.status);
      console.log('✅ Response:', JSON.stringify(verifyResponse.data, null, 2));
      
    } catch (error) {
      console.log('❌ Error:', error.response?.data || error.message);
    }

    // Test 7: Verify without token
    console.log('\n7️⃣  Testing verify without token (should fail)');
    console.log('-'.repeat(60));
    try {
      await axios.get(`${API_URL}/auth/verify`);
      console.log('❌ Should have failed');
    } catch (error) {
      console.log('✅ Expected error:', error.response?.data?.message);
    }

    // Test 8: Logout
    console.log('\n8️⃣  Testing POST /api/auth/logout');
    console.log('-'.repeat(60));
    try {
      const logoutResponse = await axios.post(`${API_URL}/auth/logout`);
      
      console.log('✅ Status:', logoutResponse.status);
      console.log('✅ Response:', JSON.stringify(logoutResponse.data, null, 2));
      
    } catch (error) {
      console.log('❌ Error:', error.response?.data || error.message);
    }

    console.log('\n' + '='.repeat(60));
    console.log('✅ All authentication tests completed!');
    console.log('='.repeat(60) + '\n');

  } catch (error) {
    console.error('\n❌ Test suite error:', error.message);
  }
}

// Run tests
testAuthEndpoints();