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Manuals / Playwright with Python / Chapter 19

Part 3 · Test Structure & Framework · intermediate · ~50 min · Chapter 19 of 61

12. Pytest Basics for Playwright

This is where scripts stop being one-off files and start becoming a real test framework. Everything in this chapter is pytest itself — Playwright plugs into it via pytest-playwright, it doesn't replace it.

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Overview

This is where scripts stop being one-off files and start becoming a real test framework. Everything in this chapter is pytest itself — Playwright plugs into it via Fixtures A fixture is a reusable block of setup (and optional teardown) code that a test can request just by naming it as a parameter. Instead of copy-pasting login steps into every test function, you write it once as a fixture and every test that needs a logged-in user just asks for it. python

OverviewDrag stickies · tap for tips
Study mapDrag stickies · tap for tipsKeep it shortdrag · tap →Name the waitdrag · tap →Scope locatorsdrag · tap →Trace when stuckdrag · tap →One browser firstdrag · tap →Isolate statedrag · tap →Assert the UIdrag · tap →Retry wiselydrag · tap →Seed datadrag · tap →Close the loopdrag · tap →Keep it shortdrag · tap →Name the waitdrag · tap →Scope locatorsdrag · tap →Trace when stuckdrag · tap →One browser firstdrag · tap →Isolate statedrag · tap →Pathwise hackdrag · tap →Page under testdrag · tap →Multi-browserdrag · tap →Automation pathdrag · tap →Tooling nodedrag · tap →
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import pytest
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Chapter learning outcomes
  • This is where scripts stop being one-off files and start becoming a real test fr
  • Everything in this chapter is pytest itself — Playwright plugs into it via pytes
  • Fixtures A fixture is a reusable block of setup (and optional teardown) code tha

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Side quest

12. Pytest Basics for Playwright deliverable

Apply one idea from “Overview” in a small script or note.