import { test, expect } from '@playwright/test';
import { LoginPage } from '../pages/LoginPage';
import { TEST_USER } from '../utils/test-data';

/**
 * Test Suite: User Authentication
 * Tests for login and registration functionality
 */
test.describe('User Authentication', () => {
  test('should login successfully with valid credentials', async ({ page }) => {
    const loginPage = new LoginPage(page);
    
    await loginPage.goto();
    await loginPage.login(TEST_USER.email, TEST_USER.password);
    await loginPage.verifyLoginSuccess();
    
    // Verify user menu or logout option is visible
    await expect(page.locator('text=/Leave|登出|帳號/i')).toBeVisible();
  });

  test('should fail login with invalid credentials', async ({ page }) => {
    const loginPage = new LoginPage(page);
    
    await loginPage.goto();
    await loginPage.login('invalid@example.org', 'wrongpassword');
    
    // Should remain on login page
    await loginPage.verifyLoginFailure();
  });

  test('should display login page correctly', async ({ page }) => {
    const loginPage = new LoginPage(page);
    
    await loginPage.goto();
    
    // Verify form elements are visible
    await expect(loginPage.emailInput).toBeVisible();
    await expect(loginPage.passwordInput).toBeVisible();
    await expect(loginPage.loginButton).toBeVisible();
  });
});