elearning/Frontend-Learner/tests/e2e/helpers.ts

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/**
* @file helpers.ts
* @description Shared E2E test helpers test
* รวม: waitAppSettled, login helpers, common locators, constants
*/
import { type Page, type Locator, expect } from '@playwright/test';
// ==========================================
// Constants
// ==========================================
export const BASE_URL = process.env.E2E_BASE_URL ?? 'http://localhost:3000';
export const TEST_EMAIL = 'studentedtest@example.com';
export const TEST_PASSWORD = 'admin123';
/** Timeout configs — ปรับค่าได้ที่เดียว */
export const TIMEOUT: Record<string, number> = {
/** รอหน้าโหลด */
PAGE_LOAD: 15_000,
/** รอ login + redirect */
LOGIN: 25_000,
/** รอ element แสดงผล */
ELEMENT: 12_000,
/** รอ network settle */
SETTLE: 300,
};
// ==========================================
// Wait Helpers
// ==========================================
/**
* (DOM + Network + hydration)
*/
export async function waitAppSettled(page: Page, ms = TIMEOUT.SETTLE) {
await page.waitForLoadState('domcontentloaded');
await page.waitForLoadState('networkidle').catch(() => {});
await page.waitForTimeout(ms);
}
/**
* locator array visible
* @throws locator visible timeout
*/
export async function expectAnyVisible(
page: Page,
locators: Locator[],
timeout = TIMEOUT.PAGE_LOAD
) {
const start = Date.now();
while (Date.now() - start < timeout) {
for (const loc of locators) {
try {
if (await loc.isVisible()) return;
} catch { /* locator detached / stale — ลองใหม่ */ }
}
await page.waitForTimeout(200);
}
throw new Error(
`None of the expected locators became visible within ${timeout}ms`
);
}
// ==========================================
// Login Locators
// ==========================================
export function emailLocator(page: Page): Locator {
return page
.locator('input[type="email"]')
.or(page.getByRole('textbox', { name: /อีเมล|email/i }))
.first();
}
export function passwordLocator(page: Page): Locator {
return page
.locator('input[type="password"]')
.or(page.getByRole('textbox', { name: /รหัสผ่าน|password/i }))
.first();
}
export function loginButtonLocator(page: Page): Locator {
return page
.getByRole('button', { name: /เข้าสู่ระบบ|login/i })
.or(page.locator('button[type="submit"]'))
.first();
}
// ==========================================
// Login Flow
// ==========================================
/**
* test account beforeEach tests authenticate
*
* @param page Playwright Page
* @param opts
* @param opts.assertDashboard (default: true) true assert dashboard
*
* @throws login dashboard
*/
export async function setupLogin(
page: Page,
opts: { assertDashboard?: boolean } = {}
) {
const { assertDashboard = true } = opts;
await page.goto(`${BASE_URL}/auth/login`, { waitUntil: 'domcontentloaded' });
await waitAppSettled(page);
// กรอกข้อมูล
await emailLocator(page).fill(TEST_EMAIL);
await passwordLocator(page).fill(TEST_PASSWORD);
await loginButtonLocator(page).click();
// รอ redirect ไป dashboard
await page.waitForURL('**/dashboard', { timeout: TIMEOUT.LOGIN });
await waitAppSettled(page);
if (assertDashboard) {
// ยืนยันว่าเข้า dashboard ได้จริง
const evidence = [
page.locator('.q-page-container').first(),
page.locator('.q-drawer').first(),
page.locator('img[src*="avataaars"]').first(),
page.locator('img[alt],[alt="User Avatar"]').first(),
];
await expectAnyVisible(page, evidence, TIMEOUT.PAGE_LOAD);
}
}