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E2E Test Builder

Testing & Quality
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Create Playwright E2E tests using Page Object Model pattern with database isolation

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QUICK START

How to use this skill

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Source SKILL.md: https://github.com/svelte-society/sveltesociety.dev/blob/HEAD/.claude/skills/e2e-test-builder/SKILL.md

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E2E Test Builder

Use this skill when creating Playwright end-to-end tests for this project.

When to Use

  • Adding tests for a new feature
  • Testing user flows (authentication, content submission, admin actions)
  • Validating UI interactions and navigation

Key Concepts

Database Isolation

Each test file gets its own isolated database copy:

  • Call setupDatabaseIsolation(page) in beforeEach
  • Auto-detects test file name from stack trace
  • Ensures complete test independence

Page Object Model (POM)

All tests use POMs to encapsulate page interactions:

  • POMs live in tests/pages/
  • Extend BasePage for common functionality
  • Use data-testid attributes for element selection

Test Users

Three users with different permission levels:

  • admin - Full access (use for admin tests)
  • contributor - Moderator role (can moderate content)
  • viewer - Member role (read-only access)

Quick Start

import { test, expect } from '@playwright/test'
import { HomePage, ContentListPage } from '../../pages'
import { setupDatabaseIsolation } from '../../helpers/database-isolation'
import { loginAs } from '../../helpers/auth'

test.describe('My Feature', () => {
	test.beforeEach(async ({ page }) => {
		await setupDatabaseIsolation(page)
		await loginAs(page, 'admin') // if auth needed
	})

	test('can do something', async ({ page }) => {
		const homePage = new HomePage(page)
		await homePage.goto()
		// ... test logic
	})
})

Reference Files

Commands

bun run test:integration              # Run all tests
bun run test:integration:ui           # Interactive UI mode
bun run test:integration:headed       # See browser
bun test:integration tests/e2e/path   # Run specific file

Directory Structure

tests/
├── e2e/                    # Test suites by category
│   ├── public/             # Public user flows
│   ├── auth/               # Authentication flows
│   ├── content/            # Content submission
│   └── admin/              # Admin workflows
├── pages/                  # Page Object Models
├── helpers/                # Auth, database isolation
├── fixtures/               # Test data definitions
└── setup/                  # Global setup/teardown