Library › Book 13 › Reporting, Debugging, and Trace Analysis
Reporting, Debugging, and Trace Analysis
17.1🔒Learning ObjectivesBy the end of this chapter, you will be able to:
17.2🔒Playwright's Built-In ReportersPlaywright includes several reporters out of the box:
17.3🔒Trace Viewer Deep DiveTrace Viewer is Playwright's killer debugging tool. Chapter 3 introduced it; this section teaches you to use it expertly.
17.4🔒Allure IntegrationFor enterprise environments that need trend analysis, custom dashboards, and integration with test management tools:
17.5🔒Building a Test Health DashboardBeyond individual test reports, track the overall health of your test suite:
17.6🔒Exercises1. Intentionally break a test (wrong locator, wrong expected text) 2. Run the test with trace: 'on' 3. Open the trace and use all 6 panels…
17.7🔒Q&AQuiz1. What is the most efficient debugging tool for CI test failures? a) Screenshots b) Trace Viewer (action timeline, DOM snapshots, network…
17.8🔒Key Takeaways- Trace Viewer is the primary debugging tool for Playwright. Master its six panels: timeline, screenshots, DOM inspector, network, console…
17.9🔒Career Translation- "Established test observability pipeline with trace-based debugging, reducing mean failure investigation time from 45 minutes to 8…
17.10🔒Q&AInterview Depth CheckPrompt: "A test that has been passing for months suddenly starts failing intermittently in CI. Walk me through your debugging process."