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Playwright Testing for Thai PromptPay QR Code Payments

Complete guide to playwright testing for thai promptpay qr code payments with production-ready Playwright patterns and real-world examples.

PE
PlaywrightPad Editorial
2026-07-116 min read
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Playwright Testing for Thai PromptPay QR Code Payments

Region Focus: This guide targets Thailand-based development contexts.

This guide provides complete, production-ready Playwright patterns for playwright testing for thai promptpay qr code payments.

Introduction

Robust test automation requires domain-specific patterns. This article covers playwright testing for thai promptpay qr code payments with practical code examples you can use immediately in your test suite.

Architecture Overview

MERMAID
graph TD
    Test["Playwright Test"] --> App["Application Under Test"]
    App --> API["Backend API / Mock"]
    API --> Assert["Test Assertions Pass"]

Implementation

TYPESCRIPT
test('PromptPay QR code is generated', async ({ page }) => {
  await page.goto('/pay/promptpay');
  await page.getByLabel('ID or Phone').fill('0812345678');
  await page.getByRole('button', { name: 'สร้าง QR Code' }).click();
  await expect(page.getByTestId('promptpay-qr')).toBeVisible();
});

Run Tests

BASH
npx playwright test --grep "Playwright Testing for"
npx playwright test --ui

Reference Table

PromptPay KeyFormatExample
Mobile10 digits0812345678
National ID13 digits1234567890123
Tax ID13 digits9876543210123

Best Practices

💡 TIP
Use semantic locators (getByRole, getByLabel) for resilient, maintainable tests.
  • Mock all external dependencies for reliable CI runs
  • Use fixture teardown to clean test data automatically
  • Assert both success and failure scenarios for complete coverage
  • Run tests across Chromium, Firefox, and WebKit for cross-browser confidence
  • Common Mistakes

    ⚠️ WARNING
    Avoid page.waitForTimeout(). Use auto-waiting assertions instead.
    Anti-PatternBetter Approach
    Hardcoded sleepawait expect(locator).toBeVisible()
    Testing 3rd party live APIsMock with page.route()
    Shared state between testsIsolated fixture setup/teardown

    Frequently Asked Questions

    How to mock PromptPay QR generation?

    Intercept the BOT clearing API and return a mock EMVCo QR code string.

    How to test Thai Baht currency display?

    Set locale to th-TH and verify amounts show ฿ symbol with correct formatting.

    Can Playwright test Thai language content?

    Yes, use Thai Unicode characters in assertions like expect(page.getByText('ชำระเงินสำเร็จ')).toBeVisible().

    How to test bank transfer confirmation in Thailand?

    Mock the PromptPay webhook and verify the UI updates payment status to confirmed.

    How to test Rabbit LINE Pay integration?

    Mock LINE Pay's API and test the OAuth redirect and payment completion flow.

    Summary

    This guide covered playwright testing for thai promptpay qr code payments. Apply these patterns to build reliable, fast, and maintainable automation for this specific scenario.

    Related Articles

  • Playwright Installation Complete Tutorial Guide
  • Mastering Playwright Locators & Selectors
  • Playwright CI/CD with GitHub Actions
  • Playwright Assertions: Complete Reference Guide
  • #promptpay#thailand#payments
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    About The Author

    PlaywrightPad Editorial

    PlaywrightPad Editorial reports on Chromium engines, E2E test optimizations, and AI integration specifications.

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