e2e-tester

Testing & Quality

Write and run Playwright E2E tests for Redpanda Console using testcontainers. Analyzes test failures, adds missing testids, and improves test stability. Use when user requests E2E tests, Playwright tests, integration tests, test failures, missing testids, or mentions 'test workflow', 'browser testing', 'end-to-end', or 'testcontainers'.

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Source SKILL.md: https://github.com/redpanda-data/console/blob/HEAD/frontend/.claude/skills/e2e-tester/SKILL.md

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E2E Testing with Playwright & Testcontainers

Write end-to-end tests using Playwright against a full Redpanda Console stack running in Docker containers via testcontainers.

When to Use This Skill

Testing 2+ step user journeys (login -> action -> verify)
Multi-page workflows
Browser automation with Playwright

NOT for: Component unit tests -> use testing

Critical Rules

ALWAYS:

Run bun run build before running E2E tests (frontend assets required)
Use testcontainers API for container management (never manual docker commands in tests)
Use page.getByRole() and page.getByLabel() selectors (avoid CSS selectors)
Add data-testid attributes when semantic selectors aren't available
Use Task tool with MCP Playwright agents to analyze failures
Clean up test data using afterEach to call cleanup API endpoints

NEVER:

Test UI component rendering (use unit/integration tests)
Use brittle CSS selectors like .class-name or #id
Use force:true on .click() or waitForTimeout
Hard-code wait times (use waitFor with conditions)
Leave containers running after test failures
Commit test screenshots to git

Commands

bun run build                # Build frontend (REQUIRED first!)
bun run e2e-test             # Run OSS E2E tests
bun run e2e-test-enterprise  # Run Enterprise E2E tests
bun run e2e-test:ui          # Playwright UI mode (debugging)
bun run e2e-test tests/topics/create-topic.spec.ts  # Specific file

Test Architecture

OSS Mode (bun run e2e-test): Redpanda + Backend + OwlShop containers Enterprise Mode (bun run e2e-test-enterprise): Same + RBAC, SSO (requires console-enterprise repo)

File location: tests/<feature>/*.spec.ts

Selector Priority

getByRole() - Best for accessibility
getByLabel() - For form inputs
getByText() - For content verification
getByTestId() - When semantic selectors aren't clear
CSS selectors - Avoid if possible

Test ID Naming

kebab-case: data-testid="feature-action-element"
Specific: include feature name + action + element type
Dynamic: data-testid={\item-delete-${id}`}`

References

Container Setup — Testcontainer lifecycle, configs, CI setup
Test Patterns — Multi-step workflows, forms, tables, API testing
Failure Analysis — Error patterns, debugging, MCP Playwright agents

Output

After completing work:

Confirm frontend build succeeded
Verify all E2E tests pass
Note any new test IDs added to components
Mention cleanup of test containers