playwright-knowledge-patch
Playwright Knowledge Patch
Covers Playwright 1.50–1.59 (Jan 2025 – Mar 2026). Claude knows Playwright through 1.49 (page/locator/frame API, codegen, trace viewer, test runner, fixtures, projects, sharding, Clock API, TLS client certificates, --only-changed, ARIA snapshots). It is unaware of the Screencast API, browser binding, test agents, and any of the changes below.
Index
| Topic | Reference | Key features |
|---|---|---|
| Test runner & config | references/test-runner.md | test.step timeout/skip, TestStepInfo, failOnFlakyTests, per-project workers, testConfig.tag, captureGitInfo, webServer.wait, test agents |
| Assertions & locators | references/assertions-locators.md | toHaveAccessibleErrorMessage, toContainClass, toHaveURL predicate, locator.filter({visible}), locator.describe/normalize, ARIA /children /url |
| Page & context APIs | references/page-context-apis.md | Screencast API, storageState with indexedDB, setStorageState, cookie partitionKey, consoleMessages/pageErrors/requests, async disposables |
| Browser, CLI & tracing | references/browser-cli.md | browser.bind/unbind, dashboard, CLI debug/trace, connectOverCDP isLocal, Chrome for Testing, live tracing |
| Breaking changes | references/breaking-changes.md | Removed selectors, narrowed assertions, glob pattern changes, dropped platforms |
Version Timeline
| Version | Date | Highlights |
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