testing-e2e

# End-to-End Testing Full E2E test suites, API testing, load testing, and report generation. ## Run Playwright E2E suite ```bash # Run full E2E suite npx playwright test --config=playwright.config.ts # Run E2E tests with retries npx playwright test --retries=2 # Run E2E in CI mode (all browsers, parallel) npx playwright test --reporter=html --workers=4 # Run tagged E2E tests npx playwright test --grep="@smoke" npx playwright test --grep="@critical" # Trace on failure for debugging npx playwright test --trace=on-first-retry npx playwright show-trace test-results/trace.zip ``` ## Run Cypress E2E ```bash # Run all E2E specs npx cypress run --e2e # Run specific E2E spec npx cypress run --spec "cypress/e2e/checkout.cy.ts" # Run with video recording npx cypress run --e2e --record # Run in a specific browser npx cypress run --e2e --browser electron # Run with environment variables npx cypress run --e2e --env BASE_URL=http://localhost:3000 ``` ## API testing with supertest ```bash # Run API tests (typically Jest or Vitest) npx jest tests/api/ npx vitest run tests/api/ # Scaffold an API test (example) # Create tests/api/health.test.ts with supertest # importing app and using request(app).get("/health") ``` ## Load testing with k6 ```bash # Run a k6 load test (requires k6 installed) k6 run load-tests/smoke.js # Run with custom VUs and duration k6 run --vus 50 --duration 30s load-tests/stress.js # Run with thresholds k6 run --out json=results.json load-tests/spike.js # Scaffold a k6 script (example) # Create load-tests/smoke.js with k6/http import # Define options: vus, duration, thresholds # Export default function with http.get and check ``` ## Test report generation ```bash # Playwright HTML report npx playwright test --reporter=html npx playwright show-report # Playwright JSON report npx playwright test --reporter=json > test-results.json # Playwright JUnit report (for CI) npx playwright test --reporter=junit > junit-results.xml # Cypress reports with mochawesome npx cypress run --reporter mochawesome --reporter-options reportDir=reports,overwrite=false,html=true # Merge multiple mochawesome reports npx mochawesome-merge reports/*.json > merged-report.json npx marge merged-report.json --reportDir=reports --inline # Jest HTML report (requires jest-html-reporter) npx jest --reporters=default --reporters=jest-html-reporter ```