apply-coupon

# Apply Coupon Template

Tests valid coupon code, invalid code, and expired coupon handling.

## Prerequisites
- Cart with items totalling `{{cartTotal}}`
- Valid coupon: `{{validCouponCode}}` ({{discountPercent}}% off)
- Expired coupon: `{{expiredCouponCode}}`
- App running at `{{baseUrl}}`

---

## TypeScript

```typescript
import { test, expect } from '@playwright/test';

test.describe('Apply Coupon', () => {
  test.beforeEach(async ({ page }) => {
    await page.goto('{{baseUrl}}/cart');
  }